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WO2018172959A2 - Planche et procédé de fabrication d'une planche - Google Patents

Planche et procédé de fabrication d'une planche Download PDF

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Publication number
WO2018172959A2
WO2018172959A2 PCT/IB2018/051903 IB2018051903W WO2018172959A2 WO 2018172959 A2 WO2018172959 A2 WO 2018172959A2 IB 2018051903 W IB2018051903 W IB 2018051903W WO 2018172959 A2 WO2018172959 A2 WO 2018172959A2
Authority
WO
WIPO (PCT)
Prior art keywords
board
material layer
basic material
cement
panel
Prior art date
Application number
PCT/IB2018/051903
Other languages
English (en)
Other versions
WO2018172959A3 (fr
Inventor
Benjamin Clement
Original Assignee
Unilin, Bvba
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 to US16/496,169 priority Critical patent/US20200157812A1/en
Priority to CN201880018233.0A priority patent/CN110418709A/zh
Priority to EA201992222A priority patent/EA201992222A1/ru
Priority to JP2019551993A priority patent/JP2020514134A/ja
Priority to CA3051808A priority patent/CA3051808A1/fr
Priority to AU2018238420A priority patent/AU2018238420A1/en
Priority to EP18723592.4A priority patent/EP3600879A2/fr
Priority to KR1020197027767A priority patent/KR20190132384A/ko
Priority to MX2019011082A priority patent/MX2019011082A/es
Priority to BR112019016630A priority patent/BR112019016630A2/pt
Priority to UAA201909870A priority patent/UA125994C2/uk
Application filed by Unilin, Bvba filed Critical Unilin, Bvba
Priority to EP23172727.2A priority patent/EP4234227A1/fr
Priority to PCT/IB2018/057461 priority patent/WO2019064201A1/fr
Priority to CN201880063470.9A priority patent/CN111163930A/zh
Priority to US16/651,519 priority patent/US11124973B2/en
Priority to EP18797099.1A priority patent/EP3687750B1/fr
Priority to CA3074125A priority patent/CA3074125A1/fr
Priority to EA202090854A priority patent/EA202090854A1/ru
Publication of WO2018172959A2 publication Critical patent/WO2018172959A2/fr
Publication of WO2018172959A3 publication Critical patent/WO2018172959A3/fr
Priority to US17/365,200 priority patent/US11891815B2/en
Priority to US18/529,471 priority patent/US20240102292A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
    • B32B13/04—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
    • B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
    • B27N3/06—Making particle boards or fibreboards, with preformed covering layers, the particles or fibres being compressed with the layers to a board in one single pressing operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
    • B32B13/04—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B13/12—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
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    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
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    • B32B27/283—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polysiloxanes
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    • E—FIXED CONSTRUCTIONS
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    • E04F13/14—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements stone or stone-like materials, e.g. ceramics concrete; of glass or with an outer layer of stone or stone-like materials or glass
    • E04F13/141—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements stone or stone-like materials, e.g. ceramics concrete; of glass or with an outer layer of stone or stone-like materials or glass with an outer layer of concrete
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    • E04F15/102—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials of fibrous or chipped materials, e.g. bonded with synthetic resins
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/73—Hydrophobic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2471/00—Floor coverings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2607/00—Walls, panels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2002/001—Mechanical features of panels
    • E04C2002/004—Panels with profiled edges, e.g. stepped, serrated
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
    • E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
    • E04F2290/045—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against fire

Definitions

  • This invention relates to a board and a method of manufacturing such board.
  • the invention relates to a board which is intended for forming a wall, floor or ceiling surface.
  • this relates to a panel in the form of a wall panel and/or floor panel and/or ceiling panel. More particularly, it relates to such board or panel which is of the type that is intended at least for being applied in interior applications, in other words, for forming a floor covering, wall covering or ceiling covering.
  • the invention aims at a board which, on the one hand, offers a good resistance against fire and, on the other hand, is advantageous in respect to production features and production possibilities, as well as in respect to processing.
  • the invention relates to a board as described in the appended claims.
  • several independent aspects will be covered, which are defined in the form of the appended independent claims.
  • the invention relates to boards as defined in the following numbered paragraphs:
  • the directly pressed laminate layer is a layer which has been pressed with a pressure of more than 30 kg/cm 2 and still better of more than 35 kg/cm 2 , and that the compressive strength of the board is higher than that value.
  • the basic material layer contains reinforcement material, such as reinforcement fibers, and preferably consists of a gypsum fiber board or fiber cement board, and more particularly of a highly compacted gypsum fiber board or highly compacted fiber cement board.
  • the fibers consist of synthetic fibers in general and/or natural fibers in general and/or wood fibers and/or paper fibers and/or carbon fibers and/or glass fibers.
  • the paper or cardboard layer has a thickness smaller than or equal to 0.18 millimeters and still better smaller than or equal to 0.1 millimeter.
  • - Board according to any of the preceding numbered paragraphs, characterized in that the substrate is provided with an adherence-increasing layer, which improves the adherence of the resin-based covering.
  • - Board according to paragraph 18 characterized in that at least one of the material sheets, and preferably all of them, consists, consist, respectively, of paper.
  • the resin-based material layer is at least formed of one or more resin-impregnated sheets, more particularly paper sheets, which are pressed on the substrate.
  • the resin-based material layer is at least composed of one of the following layers, or comprises a combination of any two of the following layers or all three of the following layers:
  • - Board according to paragraph 22 characterized in that the pattern is a print directly provided on the board, for example, realized by means of a digital printer, for example, inkjet printer.
  • thermo-hardening resin more particularly a melamine resin.
  • 27.- Board characterized in that it consists at least of a substrate which is at least formed of a gypsum-based and/or cement-based basic material layer with a resin- based covering provided on at least one side of the substrate, in the form of a laminate layer directly pressed onto the substrate, also named "DPL" (Direct Pressure Laminate), wherein the board, on at least two opposite edges, is provided with coupling means allowing to couple two of such boards to each other.
  • DPL Direct Pressure Laminate
  • the coupling means are configured such that they, in the coupled condition, provide for a locking according to a direction in the plane of the coupled panels and perpendicular to the coupled edges, as well as in a direction perpendicular to the plane of the coupled boards.
  • the coupling means are of the type which allows joining by means of turning and preferably comprises a groove with a further-extending rearmost lip, which is provided with a locking element (8).
  • - Board characterized in that it consists at least of a substrate which is formed at least of a gypsum-based and/or cement-based basic material layer; that the basic material layer is provided with a reinforcement; that the board, on at least two opposite edges, is provided with coupling means which allow coupling two of such boards to each other, which are configured such that they, in the coupled condition, provide for a locking according to a direction in the plane of the coupled panels and perpendicular to the coupled edges, as well as in a direction perpendicular to the plane of the coupled boards; that the coupling means are made substantially or entirely in one piece in the basic material layer; and that the aforementioned reinforcement is present up into the coupling means, wherein the coupling means preferably are of the kind already described.
  • - Board characterized in that it consists at least of a substrate which is formed at least of a gypsum-based and/or cement-based basic material layer; that the board, on at least two opposite edges, is provided with coupling means which allow coupling two of such boards to each other, which are configured such that they, in the coupled condition, provide for a locking according to a direction in the plane of the coupled panels and perpendicular to the coupled edges, as well as in a direction perpendicular to the plane of the coupled boards; that the coupling means are realized substantially or entirely in the board, and more particularly in the basic material layer; and that the board comprises a usage side which is untreated or is provided with a semi-finished covering.
  • 35.- Board characterized in that it consists at least of a substrate which is formed at least of a gypsum-based and/or cement-based basic material layer; that the board, on at least two opposite edges, is provided with coupling means which allow coupling two of such boards to each other, which are configured such that they, in the coupled condition, provide for a locking according to a direction in the plane of the coupled boards or panels and perpendicular to the coupled edges, as well as in a direction perpendicular to the plane of the coupled boards; that the coupling means are realized substantially in one piece or entirely in one piece in the basic material layer; and that the board is oblong with a length of at least 2.4 meters, wherein the aforementioned edges which comprise the aforementioned coupling means, are formed by the longitudinal edges, wherein the coupling means preferably are of the kind and form already described earlier.
  • - Board characterized in that it consists at least of a substrate which is formed at least of a gypsum-based and/or cement-based basic material layer; that the board, on at least two opposite edges, is provided with coupling means which allow coupling two of such boards to each other, which are configured such that they, in the coupled condition, provide for a locking according to a direction in the plane of the coupled boards and perpendicular to the coupled edges, as well as in a direction perpendicular to the plane of the coupled boards; and that the coupling means are provided with a means or element, preferably in the form of a material layer and/or material strip, which provides for a temperature- activatable sealing.
  • - Board characterized in that it consists at least of a substrate which is formed at least of a gypsum-based and/or cement-based basic material layer; that the board, on at least two opposite edges, is provided with coupling means which allow coupling two of such boards to each other, which are configured such that they, in the coupled condition, provide for a locking according to a direction in the plane of the coupled boards and perpendicular to the coupled edges, as well as in a direction perpendicular to the plane of the coupled boards; that the coupling means are realized substantially in one piece or entirely in one piece in the board, and more particularly in the basic material layer; and that in the proximity of the front side of the board, at the corner edge between the front side and at least one, and preferably both of said two edges, a chamfer is present in the form of a bevel or rounding.
  • - Board characterized in that it consists at least of a substrate which is formed at least of a gypsum-based and/or cement-based basic material layer; that the board, on at least two opposite edges, is provided with coupling means which allow coupling two of such boards to each other, which are configured such that they, in the coupled condition, provide at least for a locking in a direction perpendicular to the plane of the coupled boards, preferably by means of a tongue and groove; that the coupling means are realized substantially or entirely in one piece in the basic material layer; and that the groove is bordered by a foremost lip and a rearmost lip, wherein the rearmost lip, distally seen, extends farther than the foremost lip, and wherein the rearmost lip is nailable and/or screwable and/or comprises appliances for facilitating the nailing and/or screwing, and/or is configured such that the board can be attached with the lower lip by means of a clip against an underlying surface or underlying structure.
  • the cement-based and/or gypsum-based basic material layer is formed of a substance bonding by means of a liquid, more particularly by hardening a gypsum-based and/or cement-based mass.
  • a first problem is that these boards absorb moisture, water, respectively, due to the porosity of the board and due to capillary effect.
  • cement-based boards in their normal quality are very alkaline. They comprise many salts and, when taking in moisture and subsequently drying out, there is a migration of alkaline water and salts.
  • the cement-based substrate of the board is coated at the rear and upper sides with a lacquer or paint which is not 100% water-impervious, and there is natural ventilation, such that no issue will occur.
  • a second problem is that standard cement-based boards have a relatively small internal bond.
  • a standard cement-based board actually is systematically composed of various thin layers, which is a feature of the Hatschek production process mostly applied therewith. This results in a relatively small internal bond, such that it is not evident to consider such standard cement-based board as a floor panel, wall panel or ceiling panel, at least not when edges or profiles have to be provided thereon by a machining treatment. In fact, the small bond may lead to chipping at the edges.
  • - Board more particularly a panel in the form of a floor panel and/or wall panel and/or ceiling panel, preferably of the type which is at least intended for interior application, wherein this panel comprises a basic material layer (or substrate) which is cement-based, which basic material layer as such can comprise one or more layers of cement-based basic material, wherein this panel preferably comprises a top layer, which as such can consist of one or more layers and gives a decorative appearance to the panel, and that the panel is provided with means which restrict moisture intake in the basic material layer, and/or with means which improve the internal bond in the basic material layer.
  • this panel comprises a basic material layer (or substrate) which is cement-based, which basic material layer as such can comprise one or more layers of cement-based basic material, wherein this panel preferably comprises a top layer, which as such can consist of one or more layers and gives a decorative appearance to the panel, and that the panel is provided with means which restrict moisture intake in the basic material layer, and/or with means which improve the internal bond in the basic material layer.
  • the means are applied at least in the proximity of the front side (or thus upper side in the case of a floor panel) and/or rear side (or thus underside in the case of a floor panel) of the basic material layer, more particularly at the respective surface of the basic material layer and/or directly thereunder;
  • the means are applied almost exclusively or exclusively in the proximity of the front side (or thus upper side in the case of a floor panel) and/or rear side (or thus underside in the case of a floor panel) of the basic material layer, more particularly at the respective surface of the basic material layer and/or directly thereunder, whereas the respective means are not or almost not present in the middle of the basic material layer;
  • the means are employed over the entire thickness of the basic material layer.
  • - Board more particularly a panel in the form of a floor panel and/or wall panel and/or ceiling panel, preferably of the type which is at least intended for interior application, wherein this panel comprises a basic material layer (or substrate) which is cement-based, which basic material layer as such can comprise one or more layers of cement-based basic material, wherein this panel preferably comprises a top layer, which as such can consist of one or more layers and gives a decorative appearance to the panel, and that the panel comprises means (by which also provisions can be understood) which result in an improved adherence of the top layer and/or provide a reinforcement and/or lesser moisture intake, and wherein this panel in respect to these means preferably also meets paragraphs 44 and 45, characterized in that the panel shows one or more of the following characteristics (wherein in the case of a combination any not contradictory combination of two or more characteristics has to be considered a possibility according to the invention):
  • the aforementioned means are of such a nature that they, at least on or next to a surface of the basic material layer, and preferably at least at the side where a top layer or backing layer is to be provided, seen in the thickness of the panel, provide for a zone which is alkaline-resistant and/or the alkaline resistance of which is improved;
  • the aforementioned means are of such a nature that they, at least on or next to a surface of the basic material layer, and preferably at least at the side where a top layer or backing layer is to be provided, a reaction with water from the atmosphere and/or from the basic material layer takes place, (to this aim, for example, a "silres" product from the "Wacker” company can be applied, for example, silres BS1701 , which can be applied in pure form and then reacts with the water;
  • the aforementioned means make use of a means which enhances hydrophobicity, which means is incorporated into the cement-based basic material layer, preferably at least on or next to the surface thereof;
  • the aforementioned means make use of a means which forms a filler and/or matrix of material which is water-impervious and/or water-repellent; the aforementioned means provide for the application of a silane- and/or siloxane-containing liquid, more particularly emulsion; (after application of the product, preferably as a coating, a hydrolysis is starting which breaks the emulsion, alcohol is released and a silicone matrix is formed which is water-repellent; herein, everything is alkaline-resistant); to this aim, for example, a product of the "silres" kind of "Wacker” can be applied, for example, in the case of silres BS3003 this can be applied with a 1 :5 to 1 : 15 dilution in water and 0.1-3% of active material (preferably in the order of magnitude of 1 %) to the total binder in the basic material layer; the means stated in the preceding 5 paragraphs is applied in that it is introduced into the substance, and more particularly wet matter (s
  • the means stated in the preceding paragraph is applied via a coating technique, preferably by means of an excess of product, and/or preferably by means of a roller and more particularly by a twice wet on wet coating;
  • the aforementioned means consist in adding so-called metal soaps (for example, Barlocher products); for example, to this aim use can be made of aluminum/magnesium/calcium/zinc stearate and/or zinc laurate long chain fatty acid tail + metal); preferably, this is added into the wet material mass (slurry paste, for example, at 0.1-1 % of dry weight; the addition reduces capillary effect and moisture intake in the board);
  • the aforementioned means consist in adding, an additive, respectively, of hydrophobic powder, for example, on the basis of silane or silicone resin (for example, DOW SHP50/60); preferably, it is added into the slurry paste, for example, at 0.1-2%, and preferably 0.25-0.5% of dry weight; this is more performant than stearates and silane/silicone emulsions;
  • the aforementioned means consist in adding, an additive, respectively, of silicates with hydrophobic features, for example, Li-silicates; the effect thereof is double.
  • CaOH is reacted away towards CaC03 and in this manner the board is reinforced and made less sensitive to aging.
  • a water-repellent effect is obtained;
  • polyurethane is applied, preferably water-based polyurethane, and more particular of the type polyester or polyether, and more particularly polycaprolactone; wherein this polyurethane preferably is applied together with a crosslinker as an adhesion promoter, more particularly a carbodiimide crosslinker; this is particularly useful with a DPL top layer, as such crosslinker will show its advantages best as an adhesion promoter between melamine and fiber cement board;
  • the aforementioned means consist in the use of a crosslinker, preferably carbodiimide, for forming an improved connection between a fiber cement board and a top layer, more particularly melamine-based top layer;
  • a crosslinker preferably carbodiimide
  • the aforementioned means provide for one of the following possibilities, or a combination thereof:
  • thermoplastic-based substance dispersion
  • the exothermal reaction of the cement renders the thermoplastic liquid, such that it can penetrate into the entire board, or anyhow at least at the surface thereof, where, for example, the top layer has to be provided;
  • acrylic and metacrylic (co)polymers acrylic and metacrylic (co)polymers, PVA or EVA polymers, styrene/acrylic acid ester copolymers, silane or siloxane of silicone.
  • a top layer provided on the basic material layer is present, which as such can consist of one or more layers.
  • the panel thicknesses of the finished products can be at choice, however, in the case of floor panels the overall thickness preferably is less than 8 mm and still better less than 6 mm, and possibly even less than 4 mm.
  • cement- based substance according to the invention may also be replaced by other mineral- based substances, such as, for example, calcium oxide board.
  • other mineral- based substances such as, for example, calcium oxide board.
  • the invention also relates to a method of manufacturing such board, which method can be derived from the composition of the board described in the claims.
  • Water-based PVDC lacquer for example, Haloflex 202;
  • UV-curable so-called clearcoat lacquers as alkali-resistant binder
  • primers acrylic and methacrylic (co)polymers, PVA or EVA polymers, styrene/acrylic acid ester copolymers;
  • the primer comprises hydrophobic additives, for example, so-called metal soaps, fluorinated additives, silanes, siloxanes and the like;
  • the primer comprises fillers, for example, aluminosilicates, silicates, alkaline- earth metal carbonates, calcium carbonates;
  • the primer comprises pigments, more particularly alkali-resistant pigments or metal oxides;
  • the primer comprises crosslinkers, for example, isocyanates, silanes and the like, which effect an extra crosslinking with the mineral board;
  • UV primer
  • UV acrylic resin preferably with a functional isocyanate group
  • isocyanate will chemically react with OH, NH2 and other functional groups in the cement fiberboard.
  • UV sealer
  • protective anti-abrasive lacquers which contain, for example, aluminum oxide. All lacquers preferably are alkaline-resistant, as after installation and during cleaning, there is always a small risk that water, which contains salts of the fiber cement board, can penetrate through the lacquer layers.
  • the invention as far as this relates to cement-based boards, more particular fiber cement boards, also relates to boards, more particular panels, which meet well- defined specifications, whereby they are more suitable for interior applications, such deviating from the specifications which commonly are applied for facade boards.
  • the boards, panels, respectively then preferably meet one or more of the specifications stated in the following table, wherein combinations at choice are possible.
  • a comparison is made between the specifications of common fiber cement boards, which usually are applied for exterior facades, and fiber cement boards, of which the specifications now according to the invention are chosen such that they can be usefully applied as floor panels, in particular for interior applications.
  • the boards are also suitable for wall and ceiling applications, considering that those mostly have less strict requirements than floor panels.
  • Not coated Not coated board Coated board composition as a according to the according to the facade board invention for floor invention for floor (prior art) application application
  • H20 5-10% ⁇ 5%, preferably ⁇ 5%, preferably absorption ⁇ 3%, and still ⁇ 3%, and still better ⁇ 1.5% better ⁇ 1.5% max. H20 +13% and can go ⁇ 1 1 %, preferably ⁇ 6%, preferably absorption to +25% ⁇ 10%, and still ⁇ 3%, and still better ⁇ 8% better ⁇ 1.5%
  • Delta thickness 0.25-0.6mm ⁇ 0.2mm and ⁇ 0.2mm and tolerance for panel preferably preferably of 6mm ⁇ 0.1 mm ⁇ 0.1 mm
  • the boards according to the invention indeed are subjected to a grinding treatment before providing them with a coating.
  • a grinding treatment before providing them with a coating.
  • the basic material layer 3 is a gypsum or fiber cement board.
  • a DPL layer 4 is pressed, which as such comprises one or more resin-impregnated sheets.
  • a counter layer 5 is provided. Compressing usually is performed at an increased temperature.
  • the coupling means 6 preferably are of the type which locks in two directions D1 and D2, as indicated. Preferably, they are also of the type which allows joining by means of a turning movement R. As represented, herein preferably use is made of a longer rearmost lip 7, which is provided with a locking element 8.
  • a chamfer 9 can be provided at the front corner edge.
  • a preferably strip-shaped element 10, preferably provided at the locking element 8, can result in a pretension and/or result in a seal and/or result in a heat-activatable fire-retarding joint.
  • a recess 11 offers space for the head of a nail or the like, such that the whole is nailable or screwable.
  • the present invention is not limited to the example represented in the figure.
  • the most intended applications of the invention are floor panels and wall panels.
  • wall panels this preferably are room-high panels which are provided with coupling parts at their edges, which edges are to be mounted vertically, said coupling parts being, for example, of the type as represented in the accompanying figure.
  • Wth floor panels this preferably relates to smaller panels, which are provided at their four edges with coupling parts allowing a mutual coupling and locking, in order to be able to form, as usual, a so-called floating floor covering.
  • Wall panels of fiber cement have the great advantage to be fire-resistant, whereas floor panels of this material will hardly expand as a result of temperature changes and the like.
  • the invention also relates to the obtained substrates as such, without these being already finished further by means of top layers or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Forests & Forestry (AREA)
  • Finishing Walls (AREA)
  • Laminated Bodies (AREA)

Abstract

La présente invention concerne une planche, caractérisée en ce qu'elle est constituée d'au moins un substrat qui est formé au moins d'une couche de matériau de base à base de gypse et/ou de ciment avec une résistance à la compression de 30 kg/cm2 et d'un revêtement à base de résine disposé sur au moins un côté du substrat, sous la forme d'une couche stratifiée directement pressée sur le substrat, également appelée « DPL » (stratifié à pression directe).
PCT/IB2018/051903 2017-03-21 2018-03-21 Planche et procédé de fabrication d'une planche WO2018172959A2 (fr)

Priority Applications (20)

Application Number Priority Date Filing Date Title
UAA201909870A UA125994C2 (uk) 2017-03-21 2018-03-21 Дошка та спосіб виготовлення дошки
EA201992222A EA201992222A1 (ru) 2017-09-28 2018-03-21 Плита и способ изготовления плиты
JP2019551993A JP2020514134A (ja) 2017-03-21 2018-03-21 板及び板を製造する方法
CA3051808A CA3051808A1 (fr) 2017-03-21 2018-03-21 Planche et procede de fabrication d'une planche
AU2018238420A AU2018238420A1 (en) 2017-03-21 2018-03-21 Board and method for manufacturing a board
EP18723592.4A EP3600879A2 (fr) 2017-03-21 2018-03-21 Planche et procédé de fabrication d'une planche
KR1020197027767A KR20190132384A (ko) 2017-03-21 2018-03-21 보드 및 보드의 제조 방법
CN201880018233.0A CN110418709A (zh) 2017-03-21 2018-03-21 板和用于制造板的方法
BR112019016630A BR112019016630A2 (pt) 2017-03-21 2018-03-21 placa e método para a fabricação de uma placa
US16/496,169 US20200157812A1 (en) 2017-03-21 2018-03-21 Board and method of manufacturing a board
MX2019011082A MX2019011082A (es) 2017-03-21 2018-03-21 Plancha y metodo de fabricacion de una plancha.
EP23172727.2A EP4234227A1 (fr) 2017-09-28 2018-09-26 Panneau et procédé de fabrication d'un panneau
PCT/IB2018/057461 WO2019064201A1 (fr) 2017-09-28 2018-09-26 Panneau et procédé de fabrication d'un panneau
CN201880063470.9A CN111163930A (zh) 2017-09-28 2018-09-26 板和用于制造板的方法
US16/651,519 US11124973B2 (en) 2017-09-28 2018-09-26 Board and method for manufacturing a board
EP18797099.1A EP3687750B1 (fr) 2017-09-28 2018-09-26 Panneau et procédé de fabrication d'un panneau
CA3074125A CA3074125A1 (fr) 2017-09-28 2018-09-26 Panneau et procede de fabrication d'un panneau
EA202090854A EA202090854A1 (ru) 2017-09-28 2018-09-26 Плита и способ изготовления плиты
US17/365,200 US11891815B2 (en) 2017-09-28 2021-07-01 Board and method for manufacturing a board
US18/529,471 US20240102292A1 (en) 2017-09-28 2023-12-05 Board and method for manufacturing a board

Applications Claiming Priority (4)

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BE201705181 2017-03-21
BEBE2017/5181 2017-03-21
US201762564719P 2017-09-28 2017-09-28
US62/564,719 2017-09-28

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US16/651,519 Continuation US11124973B2 (en) 2017-09-28 2018-09-26 Board and method for manufacturing a board
PCT/IB2018/057461 Continuation WO2019064201A1 (fr) 2017-09-28 2018-09-26 Panneau et procédé de fabrication d'un panneau

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WO2021116815A1 (fr) 2019-12-10 2021-06-17 Flooring Industries Limited, Sarl Élément de sol
BE1027843A1 (nl) 2019-12-10 2021-07-02 Ivc Bv Vloerelement
WO2023111367A1 (fr) * 2021-12-17 2023-06-22 Tecnorenova Reciclaje S.L. Élément de construction
US12325148B2 (en) 2020-03-03 2025-06-10 Unilin, Bv Process for the production of particle board or wood fiber board

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