+

WO2012066038A2 - Procédé de fabrication d'éléments composites servant de panneaux rayonnants de plafond - Google Patents

Procédé de fabrication d'éléments composites servant de panneaux rayonnants de plafond Download PDF

Info

Publication number
WO2012066038A2
WO2012066038A2 PCT/EP2011/070259 EP2011070259W WO2012066038A2 WO 2012066038 A2 WO2012066038 A2 WO 2012066038A2 EP 2011070259 W EP2011070259 W EP 2011070259W WO 2012066038 A2 WO2012066038 A2 WO 2012066038A2
Authority
WO
WIPO (PCT)
Prior art keywords
radiant panel
radiant
side parts
radiation body
body according
Prior art date
Application number
PCT/EP2011/070259
Other languages
German (de)
English (en)
Other versions
WO2012066038A3 (fr
Inventor
Nils Mohmeyer
Gunnar Kampf
Christof Grieser-Schmitz
Carsten Ellersiek
Original Assignee
Basf Se
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE202010015535U external-priority patent/DE202010015535U1/de
Application filed by Basf Se filed Critical Basf Se
Priority to EP11782620.6A priority Critical patent/EP2641026A2/fr
Publication of WO2012066038A2 publication Critical patent/WO2012066038A2/fr
Publication of WO2012066038A3 publication Critical patent/WO2012066038A3/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D3/00—Hot-water central heating systems
    • F24D3/12—Tube and panel arrangements for ceiling, wall, or underfloor heating
    • F24D3/16—Tube and panel arrangements for ceiling, wall, or underfloor heating mounted on, or adjacent to, a ceiling, wall or floor
    • F24D3/165—Suspended radiant heating ceiling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

Definitions

  • the present invention relates to a radiation body, comprising at least one radiant panel with at least one suitable for receiving at least one tube structuring, at least one located in this structuring tube for transporting a heat or cooling medium, at least two side panels and at least one radiation-insulating layer, wherein the Ratio of the average cross-sectional area of the at least one radiant panel to the cross-sectional area of the at least two side parts is at least 3 and / or the at least two side parts are each thermally decoupled from the at least one radiant panel.
  • the present invention relates to a method for producing the radiant panel according to the invention and the use of such a radiant panel for heating or cooling, for example in halls, such as sports halls, exhibition halls, production halls, production halls, warehouses, maintenance halls, multi-purpose halls, agricultural halls, shipyards, industrially used Building or high-bay warehouse.
  • halls such as sports halls, exhibition halls, production halls, production halls, warehouses, maintenance halls, multi-purpose halls, agricultural halls, shipyards, industrially used Building or high-bay warehouse.
  • DE 7911399 IM discloses a radiant ceiling panel with tubes through which a heating medium flows. These tubes are connected by a common radiant plate. A particularly good heat transfer between the tubes and the radiant plate is ensured by the fact that the contact surface between the plate and tubes is maximized by the fact that the pipes are flowed through oval or square.
  • DE 298 13 171 IM discloses a radiation body comprising a large-scale recessed sheet steel, tube-like elements which lie in these recesses and a heat-insulating plate which insulates the tubes on the side opposite the radiation plate, wherein between the tube-like elements distribution plates are arranged for better distribution of the heat from the tube-like elements to the radiant panel.
  • DE 2035936 discloses a radiant ceiling panel consisting of a tube register and beam plates fixed thereto. According to this document, the radiant panel is formed such that a tube leading the thermal medium of two semi- circular shaped sheets is included. Thus, a particularly good thermal contact between the tubes and the jet plates is generated.
  • DE 10 2009 004 785 A1 discloses a jet surface structure for controlling the temperature of a room with one or more of a heat transfer medium, such as water, flowed through pipe (s) of a tube register, a radiant panel and side wall elements, between which the tube register and the radiant panels are arranged.
  • a heat transfer medium such as water
  • the invention according to this document is that laterally inclined aprons are mounted, which are to reflect the radiated by the side panels by convection heat energy in the direction of the room to be tempered.
  • the radiant panels known from the prior art have the disadvantage that part of the radiant energy made available is emitted via the side parts of the radiant ceiling panels. This radiant energy is not available for the desired heating of the objects located on the ground or near the ground of the room to be tempered. Only the radiant energy that is emitted downwards is directly converted into heat energy when it encounters solids or liquids. Therefore, only the radiant energy that is emitted directly downwards is perceived as "warming up" near the ground.
  • the object of the present invention is therefore to provide a radiation body, in particular a radiant ceiling panel, which can be used for heating or cooling, in which a particularly large proportion of the radiant energy provided, ie. H. Heat or cooling energy is emitted in the direction of the room to be tempered, and a particularly small proportion of this radiant energy is emitted ineffective to the side or upwards. Furthermore, it is an object of the present invention to provide a radiation body, which is characterized by a particularly simple structure, so that methods and apparatus for production can also be carried out as simply as possible.
  • a radiation body comprising at least one radiant panel with at least one structuring suitable for receiving at least one tube, at least one structure located in this structuring Pipe for transporting a heat or cooling medium, at least two side parts and at least one radiation-insulating layer, wherein the ratio of the average cross-sectional area of the at least one radiant panel to the cross-sectional area of the at least two side parts is at least 3 and / or the at least two side parts of the at least a radiant plate are each thermally decoupled.
  • the radiation body according to the invention is characterized in that the lateral radiation of energy is minimized.
  • the ratio of the average cross-sectional area of the at least one radiant panel, which preferably forms the bottom of the radiant body according to the invention, to the cross-sectional area of the at least two side parts is set to a certain minimum value.
  • the at least two side parts present according to the invention are each thermally decoupled from the at least one radiant plate, which preferably forms the bottom of the radiant body according to the invention. It is also possible according to the invention that both precautions are taken in order to minimize the emission of energy from the side in a particularly efficient manner.
  • the general structure of the radiation body according to the invention, as well as the preferred embodiments are described in detail below.
  • the radiation body according to the invention can be used for heating or for cooling.
  • the general structure is essentially the same.
  • a heat transfer medium with different temperature is used.
  • the radiation body according to the invention can be installed, for example, in rooms of buildings in order to temper these rooms accordingly. It is possible that the radiation body according to the invention can be installed on the ceiling and / or on the walls.
  • Radiant ceiling panels ie radiation bodies, which are preferably installed on the ceiling, are already known from the prior art, in particular the documents cited above. Radiant ceiling panels are generally used to to heat or cool the premises with a high clear height. For this purpose, one makes use of the fact that radiant energy from the radiant ceiling panels, resulting in heat energy, is radiated. This radiant energy is only converted into heat energy when hitting a body, for example human and animal, ground, machines, furnishings, thus all liquid and solid objects, ie a warming or cooling sensation is felt. Since in this type of heating or cooling the illuminated objects heat up or cool down a subjective well-being is perceived.
  • An advantage of the heating or cooling of rooms with a particularly high clear height is that the heat is generated where it is used, ie near the ground. Only a small proportion of the heat energy is generated at high altitudes where there is no need.
  • a disadvantage is that the air is heated and then has to be moved. This air movement creates an adverse wind in the room to be heated. In addition, the warm air rises, and is therefore no longer available for heating the room.
  • the radiation body according to the invention generally comprises at least one radiant panel with at least one structuring suitable for receiving at least one tube, at least one tube in this structuring for transporting a heating or cooling medium, at least two side parts and at least one layer which insulates the radiation body.
  • the radiant panel may be located at any suitable location on the radiant body of the present invention, for example, at the top or the bottom, the radiant panel in a preferred embodiment covering the floor, i. H. the lower boundary and / or cover of the radiation body according to the invention, or forms the upper boundary and / or cover of the radiation body according to the invention.
  • the radiant panel according to the invention forms the base of the radiation body according to the invention.
  • the present invention therefore preferably relates to the radiation body according to the invention, wherein the at least one jet plate forms the bottom.
  • the radiant panel forms the lower boundary of the radiant body according to the invention, ie all other components such as pipes, structuring, insulation, optionally means for thermal decoupling etc. are located under normal use of the radiation body as radiant ceiling panel inside and / or above the radiant panel, and in the inventive use of the radiation body according to the invention as wall-mounted radiant panel inside and / or behind the radiant panel.
  • the radiant panel may generally be constructed of any material known to those skilled in the art which is capable of emitting radiant energy.
  • the at least one radiant panel forming the bottom is made of a unitary material.
  • the at least one radiant panel forming the base is constructed from a plurality of different materials, for example in the form of a layered composite material comprising, for example, known plastics and / or minerals, or ceramics, for example enamelled high-temperature-stable thermosets or thermoplastics.
  • the at least one radiant plate forming the bottom is made of a metal.
  • at least one radiant panel forming the bottom comprises a material selected from the group consisting of aluminum, copper, iron, in particular steel, zinc, tin, lead and mixtures thereof.
  • the present invention therefore relates in particular to a radiation body according to the invention, wherein the at least one radiant panel forming the base comprises a material selected from the group consisting of aluminum, copper, iron, in particular steel, more preferably galvanized steel, zinc, tin, lead and mixtures thereof.
  • the at least one jet plate forming the base consists of one of the materials mentioned, in particular of copper and / or iron, in particular steel, more preferably galvanized steel.
  • the radiant panel is coated on at least one side, preferably on the side facing the room to be tempered, for example by a lacquer known to those skilled in the art, containing, for example, groups such as urethanes, acrylates, epoxies and / or esters, or powder coatings via stoving ,
  • the radiation body according to the invention comprises in a preferred embodiment exactly one jet plate, which further preferably forms the bottom. In one possible embodiment, this can be exactly one jet plate in the longitudinal direction in individual Segments be divided. This embodiment is also understood in the context of the present invention as a radiant panel.
  • the at least one radiant panel is preferably made of sheets of the above-mentioned metals.
  • the thickness of the radiant panel is generally adapted so that the largest possible radiant energy is possible, and at the same time the weight of the radiation body according to the invention is not too high.
  • the thickness of the radiant panel should be chosen such that the feature according to the invention that the ratio of the average cross-sectional area of the at least one radiant panel to the cross-sectional area of the at least two side panels is at least 3 is ensured.
  • the at least one radiant panel has a thickness of 0.1 to 5.0 mm, preferably 0.2 to 2.0 mm, particularly preferably 0.3 to 1, 0 mm, for example 0.8 mm.
  • polyurethane foams are used as insulating material, which are glued to the other components such as pipes and radiating sheet (s), the sheets may be thinner than when using mineral wool, since the polyurethane can make a constructive contribution.
  • the width of the at least one jet plate with at least one suitable for receiving at least one tube structuring is not limited in principle, as long as the above-mentioned inventive specification of the first embodiment is met.
  • the average cross-sectional area of the at least one radiant panel is estimated for the ratio of the average cross-sectional area of the at least one radiant panel to the cross-sectional area of the at least two side members which is essential to the invention in the first embodiment.
  • the mean cross-sectional area is calculated according to the invention from the average width of the present invention radiant plate and its thickness.
  • the quotient of the total width of the at least one radiant panel, ie the projection width, is divided by the mean width according to the invention, divided by the number of sections between the existing tubes, ie the number of tubes plus 1, for transporting a heating or cooling medium Understood. Therefore, the average width according to the invention describes the distance between two tubes, or the distance between a side part and the outer tube.
  • the mean cross-sectional area of the at least one radiant panel is then calculated as the product of the mean width of the radiant panel and the thickness of this radiant panel.
  • the average width can be freely selected as it is suitable for the respective embodiment, as long as the above-mentioned inventive feature of the first embodiment is met.
  • the average width of the at least one jet plate is 80 to 200 mm, preferably 85 to 180 mm, particularly preferably 95 to 160 mm.
  • an average cross-sectional area according to the invention of generally 8 to 1000 mm 2 , preferably 17 to 360 mm 2 , particularly preferably 28.5 to 160 mm 2 results.
  • the width of the radiant panel according to the invention is understood to mean the expansion perpendicular to the direction of the present tubes for transporting a heat medium and is understood as the projection width.
  • the width of the radiant panel is for example 150 to 1300 mm, preferably 300 to 900 mm.
  • the length of the radiant panel according to the invention is understood to mean the expansion in the direction of the existing tubes for the transport of a heating or cooling medium.
  • the length of the at least one jet plate is not limited according to the invention, for example, is 4,000 mm to 8,000 mm.
  • the length of the radiation body according to the invention is limited by the necessary transport from the place of manufacture to the installation site, and is for example a maximum of 12,000 mm.
  • the radiant panel which preferably forms the bottom, is curved to direct the heat radiation in the direction of the space to be tempered.
  • the curvature is preferably concave in the direction of the space to be tempered.
  • This structuring is not limited according to the invention in terms of its shape. It is possible and preferred according to the invention that this structuring is a depression, ie the jet plate is deformed in the direction of the space to be tempered in order to accommodate at least one tube. It is also possible according to the invention that it in the structuring around a bulge, ie the jet plate is deformed counter to the direction of the room to be tempered to accommodate at least one tube is.
  • this at least one structuring is semicircular, triangular or rectangular in shape. Corresponding structuring can be introduced into the at least one jet plate by pressing, cold or hot working.
  • the structures for receiving the tubes are formed such that the tubes are present on the side of the radiant plate which faces away from the space to be tempered. At the same time, this side is also preferably the side on which the insulation according to the invention is applied.
  • the structuring preferably runs along the longitudinal extent of the jet plate, particularly preferably parallel to one another and parallel to the longitudinal extent of the jet plate, if more than one structuring is present.
  • a tube for transporting a heat or cooling medium is located in each structuring present, so that the arrangement of the tubes preferably corresponds to the arrangement of the structurings.
  • the tubes according to the invention for transporting a heating or cooling medium are known per se to those skilled in the art and can be made, for example, from materials, in particular metals, selected from the group consisting of aluminum, copper, iron, in particular steel, zinc, tin, lead and mixtures thereof become.
  • the length of the at least one tube present corresponds to the length of the radiant panel according to the invention.
  • the length of the at least one tube present is 10 to 200 mm, preferably 15 to 150 mm, particularly preferably 20 to 100 mm longer than the length of the radiant panel.
  • the tubes are only slightly longer than the radiant panel according to the invention, preferably only 15 to 150 mm, particularly preferably 20 to 100 mm.
  • the tubes are only slightly longer than the radiant panel according to the invention, preferably only 15 to 150 mm, particularly preferably 20 to 100 mm.
  • Tube diameters suitable according to the invention are, for example, 1/4 "to 5", preferably 1/2 "to 2".
  • the thickness of the pipe wall is, for example, 0.5 to 5 mm.
  • the at least one tube for the transport of a heat medium in contact, preferably in intimate contact, with the present in the radiant panel at least one structuring.
  • the present tube can be connected to the radiant panel by any method known to those skilled in the art, such as welding, brazing, stapling or folding.
  • the at least one radiant plate forming the bottom has at least one structuring suitable for receiving tubes.
  • 1, 2, 3, 4, 5, 6, 7, 8, 9 or 10 structurings are preferably present in the radiant panel. These structures are in a particularly preferred embodiment in parallel arrangement.
  • at least one tube for transporting a heat medium is located in each of the present structuring.
  • the radiation body according to the invention further comprises at least two side parts in one embodiment.
  • the radiation body according to the invention is located on each longitudinal side of the radiant panel according to the invention in each case a side part.
  • the side parts according to the invention can generally be made up of any material known to a person skilled in the art.
  • the at least two side parts are made of a uniform material.
  • the at least two side parts are made up of a plurality of different materials, for example in the form of a layered composite material comprising, for example, known plastics, foamed or in a compact form, for example polyolefins or rubbers, cardboard and / or minerals , or ceramics, for example, enamelled high-temperature-stable thermosets or thermoplastics.
  • the at least two side parts are made of a metal.
  • the at least two side parts preferably comprise a material selected from the group consisting of aluminum, copper, iron, in particular steel, more preferably galvanized steel, zinc, tin, lead and mixtures thereof.
  • the at least two side parts consist of the same material as the at least one jet plate forming the bottom.
  • the radiation body according to the invention generally comprises at least two side parts, preferably the radiation body according to the invention comprises exactly two side parts, wherein in each case one side part is present at each longitudinal edge of the jet plate.
  • the opening angle upward between the radiant panel and the side part is for example 30 to 175 °, preferably 45 to 135 °, particularly preferably 85 to 95 °.
  • the at least two side parts are preferably made of sheets of the above-mentioned metals.
  • the thickness of the side parts is generally to be adjusted so that the weight of the radiation body according to the invention does not become too high.
  • the thickness of the radiant panel should be chosen so that the feature of the first embodiment according to the invention that the ratio of the mean cross-sectional area of the at least one radiant panel to the cross-sectional area of the at least two side panels is at least 3 is ensured.
  • the at least two side parts each have a thickness of 0, 1 to 5.0 mm, preferably 0.2 to 2.0 mm, particularly preferably 0.3 to 1, 0 mm, for example 0.8 mm , Since, in a preferred embodiment, the side parts and the radiant plate, preferably the bottom of the radiant body, are formed from one component, the side parts and the radiant plate preferably have the same thickness. For the case in which the side parts and the radiant plate are each thermally decoupled, the side parts can also have a greater thickness than the radiant plate.
  • the side parts are formed by a part of the radiant panel is folded over or flattened by 180 °.
  • the height of such a side part then corresponds in principle to twice the thickness of the sheet.
  • the present invention preferably relates to the radiation body according to the invention, wherein the at least two side parts each have a thickness of 0.5 to 1, 0 mm, preferably 0.6 to 0.9 mm, for example 0.8 mm.
  • the height of the at least two side parts is not limited in principle, as long as the above-mentioned inventive specification of the first embodiment is met.
  • the side parts are formed so that a part of the radiant panel is folded or flattened by 180 °, the height of such a side part then corresponds in principle to twice the thickness of the sheet.
  • the cross-sectional area of the at least two side parts which is multiplied as a product of the respective thickness of the at least two side parts and their height, is considered for the ratio of the average cross-sectional area of the at least two side parts to the cross-sectional area of the at least two side parts with the number of side parts present, d. H. preferably times 2, yields.
  • the height of the at least two side parts is in each case 0.2 to 50 mm, preferably 0.8 to 30 mm, particularly preferably 1 to 28 mm.
  • the at least two side parts may have a height of 50 to 100 mm, since in this case the inventive feature of the first embodiment is met.
  • a cross-sectional area according to the invention of a side part of generally 0.11 to 50 mm 2 , preferably 0.12 to 45 mm 2 , particularly preferably 0.16 to 40 mm 2 results.
  • This value for a side part must be multiplied by the number of side parts to determine the ratio according to the invention.
  • the length of the present invention at least two side parts preferably corresponds to the length of the radiant panel.
  • the thickness of the at least two side members and the thickness of the at least one radiant panel forming the bottom are the same.
  • the at least one side part is formed by the edges of the radiant panel, ie there is no additional side part, but the at least one side part corresponds to the edge of the radiant panel, viewed from the side.
  • the height of the at least one side part corresponds to the thickness of the radiant panel.
  • the thickness of the at least one side part is defined in this embodiment with respect to the numerical value equal to the thickness of the radiant panel.
  • the thickness of the at least two side parts is in each case smaller than the thickness of the at least one radiant panel.
  • the essential feature of the first embodiment according to the invention is that the ratio of the average cross-sectional area of the at least one radiant panel to the cross-sectional area of the at least two side panels is at least 3. In a preferred embodiment, this ratio is at least 4, more preferably this ratio is at least 5.
  • this invention essential for the first embodiment is to be calculated below.
  • the average distance between the tubes is for example 150 mm.
  • the average cross-sectional area of the radiant plate is thus 120 mm 2 .
  • the ratio of the mean cross-sectional area of the at least one radiant panel forming the bottom to the cross-sectional area of the at least two laterally attached side parts is thus 3.
  • the radiation body according to the invention further comprises at least one layer which insulates the radiation body.
  • This insulating layer is located in a preferred embodiment on the side facing away from the room to be tempered side of the radiation body according to the invention. Therefore, the insulating layer is in a preferred embodiment above the radiant panel, if the radiation body according to the invention is used as ceiling radiant panel, and insulates the radiation body according to the invention upwards. In a further possible embodiment, the insulating layer is behind the radiant panel, if the radiation body according to the invention is used as a wall-radiant panel, and insulates the radiation body according to the invention to the rear.
  • Suitable insulating materials are for example selected from the group consisting of mineral wool such as rock wool, glass wool or fine glass fibers, optionally glued together perlites, foamed polyolefins, for example foamed polyethylene, foamed rubber or foamed polystyrene, for example EPS or XPS, natural insulating materials, such as wood fibers, hemp fibers etc., cellulose fibers, vacuum insulation panels, aerogels and xerogels based on silica or else organic polyaddition or polycondensation products, for example polyurethanes or polyureas, optionally in foamed form, and mixtures thereof.
  • at least one polyurethane is used as the insulating material in the radiation body according to the invention.
  • Polyurethanes in particular in foamed form, are known per se to a person skilled in the art, and are described, for example, in DE 10 124 333.
  • rigid polyurethane foams are particularly preferably used as insulating material. These can be produced on continuous double belt systems.
  • the polyol and isocyanate component are metered with a high pressure machine and mixed in a mixing head.
  • the polyol mixture can be previously metered with separate pumps catalysts and / or propellant.
  • the reaction mixture is applied continuously to the lower cover layer.
  • the lower cover layer with the reaction mixture and the upper cover layer enter the double belt.
  • the reaction mixture foams and hardens.
  • the endless strand is cut to the desired dimensions. In this way, sandwich elements with metallic cover layers or insulation elements with flexible cover layers can be produced.
  • the endless strand to be applied to the at least one radiant panel, see also the inventive method for producing the radiator bodies according to the invention.
  • the starting components are usually mixed at a temperature of 15 to 35 ° C, preferably from 20 to 30 ° C.
  • the reaction mixture can be poured into closed support tools with high or low pressure metering machines. According to this technology z. B. discontinuous ierlich sandwich elements manufactured.
  • Polyurethane foams especially rigid polyurethane foams, have long been known and widely described in the literature. Their preparation is usually carried out by reacting organic polyisocyanates a) with compounds having at least two isocyanate-reactive hydrogen atoms b1), usually polyols.
  • Suitable organic polyisocyanates a) are preferably aromatic polyfunctional isocyanates.
  • TDI 2,4- and 2,6-toluene diisocyanate
  • MDI 4,4'-, 2,4'- and 2,2'-diphenylmethane diisocyanate
  • MDI 4,4'-, 2,4'- and 2,2'-diphenylmethane diisocyanate
  • CAde MDI polyphenyl polymethylene polyisocyanates
  • the organic di- and polyisocyanates can be used individually or in the form of mixtures.
  • modified polyvalent isocyanates i. Products obtained by chemical reaction of organic di- and / or polyisocyanates used. Examples include isocyanurate and / or urethane-containing di- and / or polyisocyanates.
  • the modified polyisocyanates may optionally be reacted with each other or with unmodified organic polyisocyanates, e.g. 2,4'-, 4,4'-diphenylmethane diisocyanate, crude MDI, 2,4- and / or 2,6-toluene diisocyanate are mixed.
  • reaction products of polyfunctional isocyanates with polyhydric polyols as well as their mixtures with other di- and polyisocyanates can be used.
  • Suitable compounds having at least two isocyanate-reactive hydrogen atoms b1) which can be used together with the polyether alcohols b1.1) used according to the invention are, in particular, polyether alcohols and / or polyester alcohols having OH numbers in the range from 100 to 1200 mgKOH / g.
  • polyester alcohols used together with the polyether alcohols b1.1) used according to the invention are usually obtained by condensation of polyfunctional alcohols, preferably diols, having 2 to 12 carbon atoms, preferably 2 to 6 carbon atoms, with polyfunctional carboxylic acids having 2 to 12 carbon atoms, for example succinic acid, Glutaric acid, adipic acid, suberic acid, azelaic acid, sebacic acid, decanedicarboxylic acid, maleic acid, fumaric acid and preferably phthalic acid, isophthalic acid, terephthalic acid and the isomeric naphthalenedicarboxylic acids.
  • polyester alcohols used together with the polyether alcohols b1.1) used according to the invention usually have a functionality between 2 and 8, in particular 3 to 8.
  • polyether polyols b1.1 which by known methods, for example by anionic polymerization of alkylene oxides in the presence of catalysts , preferably alkali metal hydroxides, amines or so-called DMC catalysts, are used.
  • catalysts preferably alkali metal hydroxides, amines or so-called DMC catalysts
  • alkylene oxides are usually ethylene oxide and / or propylene oxide, preferably pure 1, 2-propylene oxide used.
  • compounds having at least 3, preferably 4 to 8 hydroxyl groups or having at least two primary amino groups in the molecule are used as starting molecules.
  • starting molecules having at least 3, preferably 4 to 8 hydroxyl groups in the molecule are preferably trimethylopropane, glycerol, pentaerythritol, sugar compounds such as glucose, sorbitol, mannitol and sucrose, polyhydric phenols, resoles such. oligomeric condensation products of phenol and formaldehyde and Mannich condensates of phenols, formaldehyde and dialkanolamines and melamine used.
  • aromatic di- and / or polyamines for example phenylenediamines, 2,3-, 2,4-, 3,4- and 2,6-toluenediamine and 4,4'-, 2,4'- and 2,2'-diaminodiphenylmethane and aliphatic di- and polyamines, such as ethylenediamine used.
  • the polyether polyols have a functionality of preferably 3 to 8 and hydroxyl numbers of preferably 100 mg KOH / g to 1200 mg KOH / g and in particular 240 mg KOH / g to 570 mg KOH / g.
  • the compounds having at least two isocyanate-reactive hydrogen atoms b1) also include those optionally used with chain extenders and crosslinkers.
  • chain extenders and crosslinkers are preferably used alkanolamines and in particular diols and / or triols having molecular weights less than 400, preferably 60 to 300.
  • Chain extenders, crosslinking agents or mixtures thereof are suitably used in an amount of 1 to 20 wt .-%, preferably 2 to 5 wt .-%, based on the polyol component b1).
  • the polyurethanes preferably used according to the invention contain further additives, for example those selected from the group consisting of flame retardants, surface-active substances, foam stabilizers, cell regulators, fillers, pigments, dyes, anti-hydrolysis agents, fungistatic and bacteriostatic agents and mixtures thereof ,
  • organic phosphoric acid and / or phosphonic acid esters can be used. Preference is given to using compounds which are not reactive toward isocyanate groups. Chlorine-containing phosphoric acid esters are also among the preferred compounds. Typical representatives of this group of flame retardants are triethyl phosphate, diphenyl cresyl phosphate, tris (chloropropyl) phosphate and diethyl ethane phosphonate. In addition, bromine-containing flame retardants can also be used. As bromine-containing flame retardants, it is preferable to use compounds having groups which are reactive toward the isocyanate group.
  • Such compounds are esters of tetrabromophthalic acid with aliphatic diols and alkoxylation products of dibombutene diol.
  • Compounds derived from the brominated, OH group-containing neopentyl compounds may also be used.
  • the production of the polyurethanes preferably used according to the invention as insulating material are usually blowing agents, catalysts and cell stabilizers and, if necessary, further, auxiliaries and / or additives used.
  • propellant water which reacts with isocyanate groups with elimination of carbon dioxide.
  • physical blowing agents can also be used. These are compounds which are inert to the starting components and which are usually liquid at room temperature and evaporate under the conditions of the urethane reaction. Preferably, the boiling point of these compounds is below 50 ° C.
  • Physical blowing agents also include compounds which are gaseous at room temperature and are introduced or dissolved in the feed components under pressure, for example carbon dioxide, low-boiling alkanes and fluoroalkanes.
  • the compounds are usually selected from the group comprising alkanes and / or cycloalkanes having at least 4 carbon atoms, dialkyl ethers, esters, ketones, acetals, fluoroalkanes having 1 to 8 carbon atoms, and tetraalkylsilanes having 1 to 3 carbon atoms in the alkyl chain, in particular tetramethylsilane ,
  • Examples which may be mentioned are propane, n-butane, iso- and cyclobutane, n-, iso- and cyclopentane, cyclohexane, dimethyl ether, methyl ethyl ether, methyl butyl ether, methyl formate, acetone, and fluoroalkanes, which can be degraded in the troposphere and therefore for the ozone layer is harmless, such as trifluoromethane, difluoromethane, 1,1,1,3,3-pentafluorobutane, 1,1,1,3,3-pentafluoropropane, 1,1,1,2-tetrafluoroethane, difluoroethane and heptafluoropropane.
  • the said physical blowing agents can be used alone or in any combination with each other.
  • the catalysts used are in particular compounds which greatly accelerate the reaction of the isocyanate groups with the groups reactive with isocyanate groups.
  • Such catalysts are, for example, strongly basic amines, such as.
  • isocyanurate groups are to be incorporated into the rigid foam, special catalysts are required.
  • the isocyanurate catalysts used are usually metal carboxylates, in particular potassium acetate and its solutions.
  • the catalysts can, depending on requirements, be used alone or in any mixtures with one another.
  • Further additives which are known per se for this purpose are, for example, surface-active substances, foam stabilizers, cell regulators, fillers, pigments, dyes, flameproofing agents, hydrolysis protection agents, antistatic agents, fungistatic and bacteriostatic agents.
  • the rigid polyurethane foams can be prepared batchwise or continuously by means of known mixing devices.
  • the rigid polyurethane foams according to the invention are usually prepared by the two-component process.
  • the compounds are mixed with at least two isocyanate-reactive hydrogen atoms b1), with the flame retardants, the blowing agents, the catalysts and other auxiliaries and / or additives to the polyol component b) and these with the polyisocyanates or mixtures of the polyisocyanates and optionally propellants, also referred to as isocyanate component, reacted.
  • the starting components are usually mixed at a temperature of 15 to 35 ° C, preferably from 20 to 30 ° C.
  • the reaction mixture can be poured into closed support tools with high or low pressure metering machines. According to this technology z. B. manufactured discontinuous sandwich panels.
  • reaction mixture can also be poured or sprayed freely on surfaces or in open cavities. Both methods are suitable for applying the insulating layer on the radiation body according to the invention.
  • the continuous mixing of the isocyanate component with the polyol component for the production of sandwich or insulating elements on double belt systems is a preferred embodiment. With this technology, it is customary to meter the catalysts and the blowing agents into the polyol component via further metering pumps.
  • the original components can be divided into up to 8 individual components. Derived from the two-component process, the foaming formulations can be easily converted to the processing of multicomponent systems.
  • the density of the rigid polyurethane foams preferably used according to the invention is preferably from 10 to 400 kg / m 3 , more preferably from 20 to 200 kg / m 3 , very particularly preferably from 30 to 100 kg / m 3 .
  • Sandwich elements preferably used according to the invention have a thickness of, for example, 5 to 150 mm. Sandwich elements preferably used according to the invention have a density of, for example, 30 to 60 kg / m 3 .
  • the amount of the present insulating material is sized so that sufficient insulation is possible.
  • insulating material is present over the entire length of the radiant panel, it being possible that at the beginning and at the end of the radiant panel, a region of, for example, 5 to 50 mm remains recessed from the insulating material in order to provide a connection to a To allow more radiation body.
  • the insulating material is sufficient in a further preferred embodiment to the side parts zoom. It is according to the invention also possible that between the edge of the insulating material and the respective side part a free space of for example 5 to 50 mm is present, in which there is no insulation.
  • the thickness of the insulating material according to the invention is, for example, 10 mm to 200 mm, preferably 15 mm to 180 mm, particularly preferably 20 mm to 150 mm, for example 50 mm.
  • the ratio of the area of the radiant panel which is covered by insulating material to the total area of the radiant panel is for example 0.6 to 0.99, preferably 0.7 to 0.98, particularly preferably 0.8 to 0.95.
  • this thermal decoupling is carried out, for example, by attaching an insulating material between the radiant plate and the side part.
  • the present invention therefore preferably relates to the radiation body according to the invention wherein the thermal decoupling of the at least two side parts from the at least one radiant panel is effected by attaching at least one insulating material between each of the at least two side panels and the at least one radiant panel.
  • thermal decoupling all insulating materials are suitable, which have been mentioned with respect to the insulating layer, more preferably the described polyurethanes or foamed polyolefins or foamed rubbers.
  • the same insulating material as for the insulating layer is preferably used for thermal decoupling, particularly preferred when this radiation body according to the invention is produced by means of the process according to the invention, preferably continuous.
  • the insulation material introduced for thermal decoupling preferably extends over the entire length of the radiation body according to the invention.
  • the thickness, d. H. the height of the insulation material introduced for thermal decoupling is for example 1 to 100 mm, preferably 5 to 80 mm, particularly preferably 8 to 50 mm.
  • the width of the insulation material introduced for thermal decoupling is, for example, 10 to 200 mm, preferably 15 to 150 mm, particularly preferably 20 to 100 mm.
  • the radiation body according to the invention can in one embodiment on the top, ie on the side facing away from the room to be tempered by a suitably shaped workpiece, such as a sheet, grid or a perforated plate, preferably consisting of the materials mentioned for the radiation plate or the Be covered by specialist known plastics.
  • This cover can also be curved, for example, to avoid that balls remain lying, for example when using the radiation body in sports halls.
  • An open-cell flexible foam based on polyurethane may also be present as an additional layer on top of the insulating material according to the invention, in particular a rigid polyurethane foam.
  • This embodiment has the advantage that a sound reduction is realized. This is desirable, for example, against the noise in the hall and also against noise from outside the hall, such as rain falling on the roof.
  • the radiation body according to the invention for attachment to wall or ceiling may have suitable devices, such as brackets, threaded rods, suspension chains and hooks, sheets, cables, fittings and similar fastening systems known in the art.
  • the radiation body according to the invention may optionally be provided on one, several or all sides with a coating, for example a coating, in order, for example, to fit the plates into the hall optics.
  • the radiation body according to the invention may have at least one reflector on at least one of the at least two side parts present, which deflects unwanted heat or cold energy emitted to the side in the direction of the space to be tempered.
  • such reflectors extend along the entire length of the radiation body according to the invention.
  • the height of such a reflector is for example 20 to 200 mm, preferably 30 to 150 mm, particularly preferably 40 mm to 120 mm.
  • Such a reflector may consist of the same material as the remaining components of the radiation body according to the invention.
  • the radiation body according to the invention further comprises, in a preferred embodiment, corresponding devices for the inflow or outflow of the medium for heating or cooling, as well as possibly suitable devices for monitoring and / or controlling the radiation body, such as sensors, thermostats, etc.
  • the present invention also relates to a method for producing the radiation body according to the invention, comprising at least the following steps:
  • the individual steps and / or the entire process according to the invention can be carried out continuously or batchwise. In a particularly preferred embodiment of the method according to the invention, all individual steps and the entire process are carried out continuously.
  • Step (A) of the method according to the invention comprises forming the at least one jet plate.
  • the molding according to step (A) is preferably carried out continuously, for example by forming a sheet of the corresponding material, which is preferably provided as a roll product, by means of appropriate rolls.
  • Step (A) of the process according to the invention is preferably carried out at a temperature at which the material can advantageously be deformed, for example at room temperature.
  • Step (A) is preferably carried out in such a way that the radiant panel according to the invention is obtained as an endless product.
  • Step (B): Step (B) of the method according to the invention comprises introducing the at least one structuring suitable for receiving at least one tube into the radiant panel.
  • Step (B) of the process according to the invention is carried out in a preferred embodiment, in that the jet plate formed in step (A), preferably as endless product, is fed continuously to step (B).
  • the at least one structuring suitable for receiving at least one tube is preferably introduced by tools known to the person skilled in the art, for example correspondingly structured roller systems, preferably continuously into the radiant plate, so that the largest possible contact surface with the tubes preferably exists in the finished state.
  • the person skilled in the art is aware of how the structures are introduced into the radiant panel, depending on whether they point in the direction of the room to be tempered or in the opposite direction.
  • Step (C) of the method according to the invention comprises introducing the at least one tube for transporting a heat or cooling medium into the at least one structuring.
  • Step (C) of the process according to the invention is carried out in a preferred embodiment in that the jet plate formed in step (B), which is provided with at least one corresponding structuring, is preferably fed continuously as continuous product, step (C).
  • the tubes suitable for transporting a heat or cooling medium are then preferably introduced continuously into the structurings by suitable transport devices. If, according to the invention, several tubes are present, they can be introduced simultaneously or one after the other.
  • Step (D) of the method according to the invention comprises creating the at least two side parts.
  • “creating” in step (D) means that the side parts are produced independently of the radiant panel and connected to the radiant panel in step D.
  • "build” in step (D) means D) that the side parts of the radiant panel, in particular from the longitudinal edge regions of the radiant panel, are produced, so that an additional connecting the side parts with the radiant panel in this embodiment is not necessary.
  • step (D) is carried out after step (A).
  • the at least two present side parts are created directly after molding of the radiant panel.
  • this attachment can be effected by bending the edges of the jet plate by suitable tools, so that a part of the material is formed into the side parts on both edges of the jet plate formed in step (A).
  • step (D) is carried out by producing the side parts in an upstream step, and by the method known in the art, for example welding, soldering, stapling, screwing, gluing and / or riveting are attached to the radiant panel. This procedure is particularly preferred if a thermal decoupling of the radiant panel and side parts takes place by introducing an insulating material.
  • step (D) is carried out after step (B).
  • the at least two present side parts are mounted in the radiant panel after introduction of the recesses.
  • this attachment can be carried out by bending the edges of the radiant panel by suitable tools, so that a part of the material is converted to the side panels at both edges of the radiant panel obtained in step (B).
  • step (D) is carried out by producing the side parts in an upstream step, and by the method known in the art, for example welding, soldering, stapling, screwing, gluing and / or riveting are attached to the radiant panel. This procedure is particularly preferred if a thermal decoupling of the radiant panel and side parts takes place by introducing an insulating material.
  • step (D) is carried out after step (C).
  • the at least two present side parts are mounted after introducing the tubes into the at least one patterning produced in the radiant panel.
  • this attachment can take place in that the edges of the radiant panel are converted by suitable tools. Be so that on both edges of the radiant panel obtained in step (C), a part of the material is transformed into the side parts.
  • step (D) is carried out by producing the side parts in an upstream step and by applying methods known to the person skilled in the art, for example welding, soldering, stitching, screwing, gluing and / or riveting, to the radiant panel.
  • thermal decoupling of the radiant panel and side parts takes place by introducing an insulating material.
  • the thermal decoupling is applied before step (D).
  • a suitably designed insulating material is used as thermal decoupling.
  • this insulating material is applied continuously to the radiant panel before the at least two side panels according to step (D) are applied.
  • Step (E) of the method according to the invention comprises the introduction of the at least one insulating layer.
  • the insulating material in finished form can be made into the correct size in an upstream step, for example by methods known for the respective insulating materials.
  • This embodiment is preferably suitable for the use of mineral wool, bonded perlites and aerogels, foamed polyolefins, natural insulating materials, polystyrenes and polyurethanes.
  • a suitably cut insulating material web is continuously placed on the ready-prepared radiant panel and optionally glued and fixed to the ground and the other components that do not form the bottom.
  • mineral wool or polyurethane is preferably used as the insulating material.
  • the insulating material used is generated in situ on the radiant panel, preferably by polymerization of suitable precursor compounds. This procedure is particularly preferred when polymers, in particular polyurethane, are used as insulating material.
  • the polyurethane is prepared in step (E) of the process according to the invention on continuously operating double belt systems.
  • the polyol and isocyanate component are metered with a high pressure machine and mixed in a mixing head.
  • the polyol mixture can be previously metered with separate pumps catalysts and / or propellant.
  • the reaction mixture is continuously applied to the bottom plate (lower cover layer), i. H. the prepared radiant panel, applied.
  • the lower cover layer preferably including the tubes present in the at least one structuring, with the reaction mixture and the upper cover layer enter into the double belt.
  • the reaction mixture foams and hardens.
  • the polyurethane is preferably present in the correct dimension, optionally laminating bands, for example foamed polyolefins, rubbers can be used on the sides.
  • a cover layer for example, a metallic layer is applied.
  • the embodiment of the invention in which the insulating material is polymerized and foamed in situ on the radiant panel, has the advantage that in this way the insulating material has a constructive share of the radiation body according to the invention, so that in this embodiment thinner sheets than radiant panel and / or side panels can be used.
  • the radiation body according to the invention overall has a lower weight with the same or improved stability.
  • the lower weight is particularly advantageous when mounted on a hall ceiling, since the burden of the hall construction is reduced by the weight of the radiation body.
  • the present invention also relates to the use of a radiation body according to the invention for heating or cooling.
  • the heat medium which is conveyed by the tubes running in the radiation body, must have a temperature which is above the temperature of the room to be tempered.
  • the temperature must be mini- at least 10 ° C, preferably at least 20 ° C, more preferably at least 40 ° C above the temperature of the room to be tempered, the flow temperature is to increase accordingly with increasing height of the room to be tempered.
  • the temperature of the cooling medium to be conveyed through the pipes must be below the temperature of the space to be tempered.
  • the temperature must be at least 5 ° C, preferably at least 10 ° C, more preferably at least 20 ° C below the temperature of the room to be tempered.
  • heat and / or cooling media all known in the art heat and / or cooling media can be used.
  • Particularly suitable as heat and / or cooling media are, for example, selected from the group consisting of water, glycol, alcohols, oils, alkanes, partial halogenated liquids and mixtures thereof.
  • rooms can be heated or cooled by the radiation body according to the invention, which have a particularly high clearance, such as halls, such as sports halls, exhibition halls, production halls, production halls, warehouses, maintenance halls, multi-purpose halls, agricultural halls, shipyards, industrial buildings or high-bay warehouse.
  • halls such as sports halls, exhibition halls, production halls, production halls, warehouses, maintenance halls, multi-purpose halls, agricultural halls, shipyards, industrial buildings or high-bay warehouse.
  • the present invention therefore preferably relates to the use according to the invention in halls, such as sports halls, exhibition halls, production halls, production halls, warehouses, maintenance halls, multi-purpose halls, agricultural halls, shipyards, industrial buildings or high-bay warehouses.
  • halls such as sports halls, exhibition halls, production halls, production halls, warehouses, maintenance halls, multi-purpose halls, agricultural halls, shipyards, industrial buildings or high-bay warehouses.
  • FIG. 1 shows a schematic cross section through a radiation body according to the invention, wherein only one outer edge of the radiation body according to the invention is shown.
  • FIG. 2 shows a particular embodiment of the radiation body according to the invention, in which the radiant plate forming the bottom is curved to direct the heat radiation in the direction of the room to be tempered.
  • FIG. 3 shows a schematic cross section through a radiation body according to the invention, in which the radiant panel and side part are thermally decoupled.
  • the numerals have the following meanings:
  • d mean distance between two tubes, or between the outer tube and the side part

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Building Environments (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne un corps rayonnant comportant au moins un panneau rayonnant présentant au moins une structuration destinée à recevoir au moins un tuyau, au moins un tuyau situé dans cette structuration, destiné à transporter un fluide de chauffage ou de refroidissement, au moins deux éléments latéraux et au moins une couche isolant le corps rayonnant, le rapport de la surface de section transversale moyenne du ou des panneaux rayonnants sur la surface de section transversale des au moins deux éléments latéraux valant au moins 3 et/ou les au moins deux éléments latéraux étant respectivement désaccouplés thermiquement du ou des panneaux rayonnants. L'invention concerne également un procédé de fabrication du panneau rayonnant selon l'invention et l'utilisation d'un tel panneau rayonnant pour le chauffage ou le refroidissement.
PCT/EP2011/070259 2010-11-18 2011-11-16 Procédé de fabrication d'éléments composites servant de panneaux rayonnants de plafond WO2012066038A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11782620.6A EP2641026A2 (fr) 2010-11-18 2011-11-16 Procédé de fabrication d'éléments composites servant de panneaux rayonnants de plafond

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP10191698 2010-11-18
EP10191698.9 2010-11-18
DE202010015535.5 2010-11-18
DE202010015535U DE202010015535U1 (de) 2010-11-18 2010-11-18 Deckenstrahlplatten mit verbessertem Abstrahlverhalten

Publications (2)

Publication Number Publication Date
WO2012066038A2 true WO2012066038A2 (fr) 2012-05-24
WO2012066038A3 WO2012066038A3 (fr) 2013-04-18

Family

ID=44983537

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2011/070259 WO2012066038A2 (fr) 2010-11-18 2011-11-16 Procédé de fabrication d'éléments composites servant de panneaux rayonnants de plafond

Country Status (2)

Country Link
EP (1) EP2641026A2 (fr)
WO (1) WO2012066038A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8895636B2 (en) 2012-01-02 2014-11-25 Basf Se Producing rigid polyurethane foams and rigid polyisocyanurate foams
US10100513B2 (en) 2012-11-05 2018-10-16 Basf Se Process for producing profiled elements

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2035936A1 (de) 1970-07-20 1972-02-03 Maschinenfabrik Wiesbaden GmbH, 6200 Wiesbaden-Dotzheim Deckenstrahlplatte
DE7911399U1 (de) 1979-04-19 1979-07-19 Ernst Beutler Eisenwerk, 7630 Lahr Deckenstrahlplatte mit von einem heizmedium durchflossenen rohren o.dgl.
DE29813171U1 (de) 1998-07-24 1998-11-05 Bretschneider, Jürgen, 09465 Neudorf Strahlungsheizkörper
DE10124333A1 (de) 2001-05-18 2002-11-21 Basf Ag Flammgeschützte PUR-Hartschaumstoffe mit reduziertem Flammschutzmittelanteil
DE102009004785A1 (de) 2009-01-13 2010-07-15 Frenger Systemen BV Heiz- und Kühltechnik GmbH Strahlflächenaufbau

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6500576A (fr) * 1965-01-18 1966-07-19
DE1946011A1 (de) * 1969-09-11 1971-03-25 Welz Hans Joachim Dipl Ing Deckenstrahlungsheizung bzw. -kuehlung
DE59910373D1 (de) * 1998-05-06 2004-10-07 Kurt Raschle Deckenstrahlelement zur Beheizung oder Kühlung von Räumen
CH692755A5 (de) * 1998-05-22 2002-10-15 Stramax Ag Vorgefertigtes Plattenelement für eine Flächenklimatisieranlage.
DE202006000508U1 (de) * 2006-01-13 2006-03-16 Diels, Manfred Heiz- und/oder Kühldecke

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2035936A1 (de) 1970-07-20 1972-02-03 Maschinenfabrik Wiesbaden GmbH, 6200 Wiesbaden-Dotzheim Deckenstrahlplatte
DE7911399U1 (de) 1979-04-19 1979-07-19 Ernst Beutler Eisenwerk, 7630 Lahr Deckenstrahlplatte mit von einem heizmedium durchflossenen rohren o.dgl.
DE29813171U1 (de) 1998-07-24 1998-11-05 Bretschneider, Jürgen, 09465 Neudorf Strahlungsheizkörper
DE10124333A1 (de) 2001-05-18 2002-11-21 Basf Ag Flammgeschützte PUR-Hartschaumstoffe mit reduziertem Flammschutzmittelanteil
DE102009004785A1 (de) 2009-01-13 2010-07-15 Frenger Systemen BV Heiz- und Kühltechnik GmbH Strahlflächenaufbau

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
"Kunststoffhandbuch", vol. 7, 1966, CARL-HANSER-VERLAG, article "Polyurethane", pages: 104 - 192
"Kunststoffhandbuch", vol. 7, 1993, CARL-HANSER-VERLAG, article "Polyurethane", pages: 57 - 74
See also references of EP2641026A2

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8895636B2 (en) 2012-01-02 2014-11-25 Basf Se Producing rigid polyurethane foams and rigid polyisocyanurate foams
US10100513B2 (en) 2012-11-05 2018-10-16 Basf Se Process for producing profiled elements

Also Published As

Publication number Publication date
WO2012066038A3 (fr) 2013-04-18
EP2641026A2 (fr) 2013-09-25

Similar Documents

Publication Publication Date Title
EP2379327B1 (fr) Élément de construction de forme plate fait d'un matériau composite
EP2737956B1 (fr) Procédé de fabrication d'éléments composites sur la base de mousses à base d'isocyanate
US6096416A (en) Metal sandwich panels
EP2125323B1 (fr) Procédé de fabrication d'éléments composites sur la base de mousses à base d'isocyanate
EP2688933B1 (fr) Mousse de polyuréthane rigide à conductivité thermique faible et stabilité thermique élevée
EP2786059B1 (fr) Procédé de fabrication de tubes extérieurs isolés dans un processus de fabrication en continu
EP2134762A1 (fr) Tubes isolés
US20120125562A1 (en) Method for the continuous production of composite elements for use as a radiant ceiling panel
US8986801B2 (en) Polyurethane having improved insulating properties
DE202010015535U1 (de) Deckenstrahlplatten mit verbessertem Abstrahlverhalten
EP2701891B1 (fr) Profilés extrudés en matière plastique, contenant des éléments isolants introduits en continu
EP2641026A2 (fr) Procédé de fabrication d'éléments composites servant de panneaux rayonnants de plafond
EP2668237B1 (fr) Polyuréthane présentant des propriétés d'isolation améliorées
DE69838656T2 (de) Verfahren zur Herstellung von Schaumstoffen aus Polyesterpolyolen mit hohen Säurewerten
EP3947501B1 (fr) Tube isolé contenant de la mousse de polyuréthane peu fragile expansée à l'aide d'un agent d'expansion respectueux de l'environnement
EP2874808B1 (fr) Procédé de fabrication continue de mousse dans des tuyaux
EP3630481B1 (fr) Procédé de fabrication de tuyaux isolés
EP2751157B1 (fr) Procédé de fabrication de tuyaux isolés à propriétés améliorées
EP1571167B1 (fr) Procédé pour la préparation de mousses rigides à partir d'isocyanate
WO1999067086A1 (fr) Panneaux metalliques de type sandwich
DE102005053101A1 (de) Gedämmte Rohre
DE102011079299A1 (de) Verbundmaterials enthaltend Latentwärmespeicher
EP2768650A1 (fr) Procédé pour améliorer les propriétés physiques lors de la fabrication de tube de gainage en plastique
WO2006079457A1 (fr) Procede de fabrication d'elements sandwich
CA2336090A1 (fr) Panneaux metalliques de type sandwich

Legal Events

Date Code Title Description
NENP Non-entry into the national phase

Ref country code: DE

WWE Wipo information: entry into national phase

Ref document number: 2011782620

Country of ref document: EP

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 11782620

Country of ref document: EP

Kind code of ref document: A2

点击 这是indexloc提供的php浏览器服务，不要输入任何密码和下载