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WO2013017375A1 - Revêtement de paroi ou de plancher pour pièces humides, et procédé pour fabriquer un tel revêtement de paroi ou de plancher - Google Patents

Revêtement de paroi ou de plancher pour pièces humides, et procédé pour fabriquer un tel revêtement de paroi ou de plancher Download PDF

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Publication number
WO2013017375A1
WO2013017375A1 PCT/EP2012/063243 EP2012063243W WO2013017375A1 WO 2013017375 A1 WO2013017375 A1 WO 2013017375A1 EP 2012063243 W EP2012063243 W EP 2012063243W WO 2013017375 A1 WO2013017375 A1 WO 2013017375A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
barrier film
laminated sheet
covering
face
Prior art date
Application number
PCT/EP2012/063243
Other languages
English (en)
Inventor
Bjarne Högström
Jan Sundberg
Original Assignee
Eterno Solutions Ab
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 EP11175969A external-priority patent/EP2551107A1/fr
Application filed by Eterno Solutions Ab filed Critical Eterno Solutions Ab
Priority to EP12733124.7A priority Critical patent/EP2736715A1/fr
Publication of WO2013017375A1 publication Critical patent/WO2013017375A1/fr

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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/024—Woven fabric
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/28—Multiple coating on one surface
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • 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
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7246—Water vapor barrier
    • 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
    • B32B2327/00—Polyvinylhalogenides
    • B32B2327/06—PVC, i.e. polyvinylchloride
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives

Definitions

  • the present disclosure relates to a covering for a floor or a wall in a wet room.
  • the disclosure relates to a covering presenting a combination of good moisture and vapor barrier and a decorative surface.
  • PVC polyvinyl chloride
  • PVC polyvinyl styrene
  • the covering material includes: being fastenable by means of an appropriate water based glue and being chemically weldable.
  • US 2002/0056500 A1 discloses an insulative textile flooring pad, which is intended for impact absorption and sound deadening.
  • the floor pad is intended for being arranged between a subfloor and a floor surface of wood, laminate, polymer or ceramic.
  • US 6,191 ,057 B1 discloses an insulation product for installation in a wall cavity and being provided with a vapor barrier.
  • JP 2003-213850A discloses a waterproof structure comprising a polyvinyl chloride resin sheet which is arranged on a subfloor. A polyolefin barrier film is arranged on top of the polyvinyl chloride resin sheet and tiles are installed on top of this structure.
  • An object of the present disclosure is to provide a covering for a wet room wall or floor, which is capable of meeting the latest requirements on vapor barriers and long term properties.
  • an integrated covering for a wall or floor of a wet room in the form of a laminated sheet comprises a porous mounting layer, adapted for being adhered to a support surface by means of glue, a polyolefin barrier film, effectively impermeable to water vapor, a first joint layer for joining the mounting layer to the barrier film.
  • the first joint layer is melt coated or extruded onto the mounting layer, such that an integrated sheet is formed, which presents a first face, consisting essentially of said mounting and a second face consisting essentially of said first joint layer, The second face of the integrated sheet is fused to the barrier film.
  • the mounting layer consists essentially of a fibrous web
  • the laminated sheet further comprises a decorative layer in the form of a wear layer intended to be exposed when the laminated sheet is in use, the decorative layer comprising polyvinyl chloride.
  • a laminated sheet for use in a wall or floor covering in wet rooms.
  • the sheet comprises a porous mounting layer, adapted for being adhered to a support surface by means of glue, and a polyolefin barrier film, which is effectively impermeable to water vapor.
  • the sheet further comprises a first joint layer for joining the mounting layer to the barrier film.
  • the first joint layer is melt coated onto the mounting layer, such that an integrated sheet is formed, which presents a first face, consisting essentially of said mounting layer and a second face consisting essentially of said first joint layer. The second face of the integrated sheet is fused against the barrier film.
  • the barrier film presents a Z value according to EN ISO 12572 75/10 % rh of at least about 2,000,000, preferably of at least about 6,000,000.
  • Such a laminated sheet has proven to provide an excellent moisture barrier, and excellent adhesion properties to the support surface, also using existing water based or other in the market existing glues.
  • the mounting layer may consist essentially of a fibrous web.
  • the barrier film may comprise a high density polyethylene having a density of about 0.935 - 0.980 g/cm 3 .
  • the barrier film may be a film presenting a thickness of about 0.05-
  • the barrier film may be a foil consisting of at least two
  • the barrier film may comprise a first layer of high density polyethylene (normally as a core layer in a three layer structure), constituting about 25-80% the barrier film, and at least one more layer, which is adapted to provide improved adhesion against a third layer.
  • at least one more layer may provide improved adhesion against an adhesive film and/or improved conditions for extrusion lamination.
  • the laminated sheet may further comprise a decorative layer, comprising polyvinyl chloride, and means for joining said decorative layer to said barrier film.
  • the decorative layer may present a printed and/or embossed face surface.
  • the decorative layer may be provided as an exposed wear layer.
  • the decorative layer may be an attachment layer for receiving a wear/ or support structure, such as a tile of stone, plastic, ceramic, glass and/or metal.
  • the joining means may comprise an adhesive foil having a first face presenting affinity to the material of the barrier film and a second face presenting affinity to the material of the decorative layer.
  • the joining means may comprise an extrusion laminated high content terpolymer, such as PE/EVA MAAH or PE/EMA/MAAH.
  • high content is meant a terpolymer containing more than 20% of the copolymer.
  • the higher the content of the comonomer the better the adhesive properties.
  • the joining means may comprise a porous web.
  • a covering for a wall or floor of a wet room comprising a laminated sheet as described above.
  • Such a covering may be used as a moisture barrier on which a wall covering of stone, glass or ceramic tiles is mounted, providing a wear surface, is mounted. This is also possible when the covering has been provided with a decorative layer comprising polyvinyl chloride and adapted to form an attachment layer. As another alternative, the covering may, when provided with a decorative layer, form the base of a "wet room carpet".
  • a method for making a laminated sheet for use in a wall or floor covering in wet rooms comprises providing a sheet web of a porous mounting layer, adapted for being adhered to a support surface by means of glue, providing a sheet of a polyolefin barrier film, which is effectively impermeable to water vapor.
  • the method further comprises providing a first joint layer, melt coated onto the mounting layer, such that an integrated sheet is formed, which presents a first face, consisting essentially of said mounting layer and a second face consisting essentially of said first joint layer, and subsequently heat fusing the second face of the integrated sheet against the barrier film.
  • the decorative layer may be embossed in connection with the joining of the decorative layer to the barrier film, and/or after the decorative layer has been joined to the barrier film.
  • Fig. 1 is a schematic sectional view of the parts making up a covering according to an embodiment of the present disclosure.
  • Fig. 2 is a schematic sectional view of the parts in Fig. 1 , wherein the mounting layer and the joint layer have been integrated.
  • Fig. 3 is a schematic sectional view of a covering according to an embodiment of the present disclosure.
  • the mounting layer is the mounting layer
  • a mounting layer 1 is provided to allow for the covering to be glued to a wall or a floor, but also to provide increased strength of the covering.
  • the mounting layer presents a first side 11 , which is to face the support surface (wall or floor) and a second side 12, which is to face the barrier foil 3.
  • the mounting layer 1 may be provided in the form of a fibrous web, such as a non-woven web.
  • the web can be formed in any conventional way, e.g. as a staple non-woven, spunlaid non-woven or wet-laid non-woven.
  • the non-woven web may be bonded by means of heat bonding (welding, heat-curing and/or calendaring).
  • the web may be entangled by means of ultrasound, needles or waterjet.
  • chemical bonding may be used, e.g. by using a binder, as is known in the art of non-woven materials.
  • Suitable materials for the mounting layer 1 may be polyethylene or polypropylene based nonwoven or woven webs. A higher temperature resistance, as provided by polypropylene may be preferred in order to retain properties through a melt coating and/or lamination process.
  • the web material may be stabilized to counteract aging effects occurring over the life of the covering.
  • the mounting layer may consist essentially of polyethylene and/or polypropylene, but for some additives and/or binders being provided.
  • the barrier foil 3 may be provided as a single layer foil or as a multilayer foil, comprising e.g. two, three or four layers, each of which may be optimised to provide a respective function, such as adhesion, processability, strength or vapor proofness.
  • the barrier foil has a first side 31 , facing the mounting layer 1 and a second side 32, facing the decorative foil 5.
  • the barrier foil may have an overall thickness of about 0.050-0.25 mm, but typically about 0.1-0.2 mm.
  • the barrier foil is a single layer foil formed of high crystalline or high density polyethylene, HDPE, having a density of about 0.935-0.980 g/cm 3 ,
  • the barrier foil is a multi-layer foil having a total proportion of HDPE in the range of 25-80 % forming a base layer 3a.
  • the adhesion against one or more other layers of the covering may be improved.
  • This base layer 3a may have a thickness in the range of 0.020-0.16 mm, and typically in the range of 0.040-0.12 mm.
  • Such a foil may provide a barrier presenting a vapor diffusion resistance (Z value according to EN ISO 12572 75/10 % rh) in the area of 2,000,000 to 16,000,000.
  • the decorative foil 5 may be provided in the form of a foil consisting essentially of polyvinyl chloride (PVC) having weight of about 200-500 g/m 2 .
  • the thickness of the PVC foil may be in the order of about 0.1 to about 0.5 mm.
  • the decorative foil 5 has a first side 51 facing inwardly towards the barrier film 3 and a second side 52 forming an outer surface of the covering. At the second side 52, the foil 5 may be embossed and/or printed or dyed. Alternatively, or as a complement, the decorative layer 5 may be dyed throughout.
  • the decorative foil 5 may be produced by calendering, extrusion or coating depending on what properties are desirable.
  • the former two production methods typically provide a stronger material.
  • These production steps may be modified to provide e.g. the embossed surface mentioned above.
  • the PVC may be provided with plastizisers, such as diethyl
  • the decorative foil 5 may be provided as a substantially homogenous sheet, consisting of the same material throughout, except for any color or dye forming a pattern on the front side 52.
  • the decorative foil may form the front layer.
  • the decorative layer may be a PVC foil, attached to the rest of the structure as described above and provided with a surface texture which is optimized for the decorative layer to function as a base on which e.g. ceramic tiles may be attached.
  • first joint layer 2 presents a first side 21 , which is to face the mounting layer 1 and a second side 22 which is to face the barrier foil 3.
  • a web of mounting layer may be extrusion coated with an HDPE, which may be the same as, or similar to, that of the barrier film 3.
  • this HDPE may have a density of 0.935-0.980 g/cm3.
  • the first joining layer 2 may be 0.010-0.050 mm thick and preferably 0.025-0.040 mm.
  • the joining of the decorative foil to the barrier foil presents a challenge since the decorative foil, which is of PVC, is of a polar natur and the barrier foil, which is a polyolefin, is of a fatty nature.
  • One solution is fo provide an adhesive foil 4 or "glue foil” presenting sides 41 , 42 having affinity towards the polyolefin and the PVC, respectively.
  • polymers which are able to bind against PVC in different degrees includePU(polyurethane), CoPES(polyester), CoPA(polyamide),PA, EVA (ethylene vinyl acetate (> 20 mol % vinylacetate)), EBA(ethylenebutylacrylate copolymer), EMA(ethylene metylacrylate),and otherl copolymers of ethylene having a high content similar comonomers.
  • terpolymers containing e.g. MAAH as adhesion improving agennts are possible to use to increase joint strength against PVC.
  • the usefulness may be limited since a high share of co- or terpolymers decrease the useful temperature, i.e. vicat softening points and melting temperatures, and in some cases reduce the tolerance against alkalines.
  • adhesive foils examples include films of PES(polyester)/- PE(polyethylene), PA(polyamide)/PE ,EVA(ethylene-vinyl acetate)/PE, or EVA/EVA, or similar copolymers or terpolymers. In most cases, a foil would provide an intermediate layer, adhering the two outer layers to each other.
  • Another option is to extrusion laminate a terpolymer such as
  • PE/EVA/MAAH PE/EMA/MAAH,or the like, between the barrier and decorative foils 3, 5.
  • Examples of currently commercially available terpolymers include LOTADER® 4503 (provided by Arkema,FR) and
  • Another option is to provide a coextruded double sided adhesive foil, e.g. having one terpolymer side and one copolyamid.
  • Yet another option is to provide a fiber web (woven or non-woven), which may be arranged to act as an intermediate between the barrier foil 3 and the decorative foil 5.
  • the barrier foil is provided with nonwoven webs on both its surfaces 3a, 3b.
  • a hot melt foil such as e.g. polyurethane, or any other foil with an affinity for the decorative foil 5 may be fused to the web which is exposed at the surface 3b, this foil then being laminated to the decorative foil 5.
  • the thickness of the polyurethane foil may need to be significant in order to provide a strong enough "body” to mechanically bond the fiber to the polymer.
  • the decorative foil 5 may be heat laminated against the web which is exposed at the surface 3b.
  • the decorative foil may be extruded or produced directly onto a web (woven or nonwoven), such that the surface 51 of the decorative foil is caused to present a fibrous structure.
  • This fibrous structure may be heat laminated against the surface 3b of the barrier foil 3.
  • the barrier foil 3 or the decorative foil 5 may be provided with a web (woven or nonwoven), and an extrusion laminate, as described above, may be provided between the web and the other one of the foils.
  • the extrusion coating may be provided between this web and the decorative foil 5.
  • Another solution may be to provide a solvent-based adhesive between the barrier foil 3 and the decorative foil 5.
  • a porous web 1 such as a thin, preferably pre-bonded, nonwoven web.
  • the web may be provided from a roll, in order to facilitate its handling.
  • the web is fed into a coating device, where its surface is extrusion coated with a thermoplastic polymer resin 2, such as polyethylene or polypropylene, thereby forming an integrated sheet 10 having one face 1 1 essentially exposing the web and another face 22 essentially exposing the polymer resin.
  • the integrated sheet 10 may be wound to form a second roll. It is recognized that this process may be performed in a substantially
  • the integrated sheet 10 may be seen as a first intermediate product.
  • a barrier foil 3 may be provided, typically also from a roll, for lamination to the integrated sheet.
  • the barrier foil 3 and the integrated sheet may be fed into a lamination device with the polymer resin side 2b facing the barrier foil 3, whereby the barrier foil 3 is laminated to the integrated sheet.
  • the lamination of the web 1 , the polymer resin 2 and the barrier foil 3 may take place in a single step or as successive steps in a production process.
  • the integrated sheet with the barrier foil laminated to it may be seen as a second intermetidate product.
  • a decorative foil 5, operating as wear layer or attachment layer, may then be provided, typically also from a roll.
  • the decorative foil 5 may be pre- provided with a decorative dye, pattern and/or embossing.
  • the decorative foil 5 may be substantially smooth, with the embossing being provided in connection with the decorative foil 5 being laminated with at least one of the other layers, or after such lamination.
  • the embossing may be provided e.g. using an embossed roll, which operates both to provide lamination pressure and to provide the embossing pattern on the decorative foil 5.
  • An adhesive foil 4 may be provided, possibly also from a roll.
  • the integrated sheet/barrier foil, the adhesive foil 4 and the decorative foil 5 may be fed into a lamination device, possibly continuously, in order to provide the end product, a covering 100 for a wet room wall or floor.
  • all layers 1 , 2, 3, 4, 5 may be laminated in a single process in order to provide the end product.
  • the integrated sheet/barrier foil (second intermediate product) for separate storage, since this component will be the same for all products, and then to produce smaller batches of different decorative foils 5, thus providing smaller series of coverings having different appearances.
  • the laminate By age stabilizing all parts of the laminate structure, the laminate can be made to withstand the aging and long time stability requirements of the market. Stabilization for olefins can be achieved by known and generally accepted methods, such as HALS (hindered amines), Hostavin N 30 (Clariant master batches), Chimasorb 944 (BASF) or Irgastab FS 301.
  • HALS hindered amines
  • Hostavin N 30 Clariant master batches
  • Chimasorb 944 BASF
  • Irgastab FS 301 Irgastab FS 301.
  • the PVC layer may be stabilized with other systmes such as BA/Zn systems, organo tin systems, or epoxidized soy bean oils, etc.
  • a laminate was formed of a decorative foil, a barrier foil and a mounting layer.
  • the decorative foil was a PVC made by Gislaved folie stablized with epoxidized soy bean oil/ BA-Zn,and plastiziced with phenyl-alkyl sulfonic ester..
  • the barrier foil was provided in the form of a a 0.160 mm thick three layer foil comprising LDPE (Borealis 5223), HDPE (Sabic F04660) and LDPE (Borealis 5223).
  • the mounting layer was a 50 g/m 2 nonwoven polypropylene web (Berotex TY).
  • a HDPE 30 g/m 2 (Borealis GC 8410) was heat laminated against the mouting layer to provide an integrated sheet. Normal extrusion temperatures was used, i.e. 270-320 °C, preferably 270-300 °C, due to the risk of laminate shrinking, but still maintaining perfect wetting of the fiber, and fusion to barrier.
  • the HDPE was fused against the barrier foil by means of an extrusion coating process, through which the barrier and the non woven layers were excellently adhered to each other.
  • a two-sided 45 g/m 2 foil i.e. a coextruded double sided adhesive foil
  • LC2 from Protechnic FR, consisting of a hotmelt based polyamide (such as Griltex range from EMS Chemie ,CH, and an olefin based terpolymer f was used to join the decorative foil to the barrier foil.
  • a hotmelt based polyamide such as Griltex range from EMS Chemie ,CH
  • an olefin based terpolymer f was used to join the decorative foil to the barrier foil.
  • the materials were heat laminated at about 130-140 °C (preferably in the lower end to reduce impact on embossing and avoid shrinkming), to form an integral structure.
  • the structure was exposed to 50 degrees Celsius in a saturated Ca(OH) 2 solution during 16 weeks (EN 1847) and subsequently the material was exposed to 70 degrees in an oven for 4 weeks (EN 1296).
  • a laminate was formed of a decorative foil, a barrier foil and a mounting layer.
  • the decorative foil was an embossed 350 g/m 2 PVC foil plasticized by alkyl sulphonic acid esther from Gislaved Folie AB, i.e. same as in example 1.
  • the barrier foil was of the same type as in Example 1.
  • the mounting layer was the same as in Example 1.
  • the barrier foil was coated on both sides with a 30 g/m 2 polypropylene nonwoven, in the manner disclosed in Example 1.
  • the decorative foil was laminated to the nonwoven coated barrier foil in a hot press with a 0.1 mm Estane 58271 polyurethane foil (Lubrizol) at 150 degrees Celsius.
  • Example 2 The structure was exposed to the same tests as in Example 1 , and was found to meet the requirements.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Floor Finish (AREA)

Abstract

La présente invention porte sur une feuille stratifiée destinée à être utilisée dans un revêtement de paroi ou de plancher (100) dans des pièces humides. La feuille stratifiée comprend une couche de montage poreuse (1), apte à adhérer à une surface de support à l'aide de colle, et un film de barrière en polyoléfine (3), efficacement imperméable vis-à-vis de la vapeur d'eau. La feuille stratifiée comprend de plus une première couche de joint (2) pour réunir la couche de montage (1) au film de barrière (2), la première couche de joint (2) étant revêtue par fusion sur la couche de montage, de telle sorte qu'une feuille intégrée (10) est formée, laquelle présente une première face (11), constituée essentiellement par ladite couche de montage (1), et une seconde face (22) constituée essentiellement par ladite couche de joint (2). La seconde face (22) de la feuille intégrée est fondue avec le film de barrière.
PCT/EP2012/063243 2011-07-29 2012-07-06 Revêtement de paroi ou de plancher pour pièces humides, et procédé pour fabriquer un tel revêtement de paroi ou de plancher WO2013017375A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12733124.7A EP2736715A1 (fr) 2011-07-29 2012-07-06 Revêtement de paroi ou de plancher pour pièces humides, et procédé pour fabriquer un tel revêtement de paroi ou de plancher

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP11175969.2 2011-07-29
EP11175969A EP2551107A1 (fr) 2011-07-29 2011-07-29 Revêtement de mur ou de sol pour salles d'eau et procédé de fabrication de ce revêtement de mur ou de sol
SE1250036 2012-01-20
SE1250036-9 2012-01-20

Publications (1)

Publication Number Publication Date
WO2013017375A1 true WO2013017375A1 (fr) 2013-02-07

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PCT/EP2012/063243 WO2013017375A1 (fr) 2011-07-29 2012-07-06 Revêtement de paroi ou de plancher pour pièces humides, et procédé pour fabriquer un tel revêtement de paroi ou de plancher

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EP (1) EP2736715A1 (fr)
WO (1) WO2013017375A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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Publication number Priority date Publication date Assignee Title
EP3381681A1 (fr) 2017-03-28 2018-10-03 Taghleef Industries S.L.U. Films de polyoléfine multicouche
WO2018177917A1 (fr) 2017-03-28 2018-10-04 Taghleef Industries, S.L.U. Films de polyoléfine multicouches
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