WO2011026671A1 - Revêtement mural résistant au lavage - Google Patents

Revêtement mural résistant au lavage Download PDF

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Publication number
WO2011026671A1
WO2011026671A1 PCT/EP2010/059688 EP2010059688W WO2011026671A1 WO 2011026671 A1 WO2011026671 A1 WO 2011026671A1 EP 2010059688 W EP2010059688 W EP 2010059688W WO 2011026671 A1 WO2011026671 A1 WO 2011026671A1
Authority
WO
WIPO (PCT)
Prior art keywords
substrate
resistance
wallpaper
wall coverings
polymer dispersion
Prior art date
Application number
PCT/EP2010/059688
Other languages
German (de)
English (en)
Inventor
Frank Weinelt
Michael Vetter
Original Assignee
Evonik Degussa Gmbh
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
Application filed by Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Publication of WO2011026671A1 publication Critical patent/WO2011026671A1/fr

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06N3/047—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with fluoropolymers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
    • D06N3/142—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes mixture of polyurethanes with other resins in the same layer
    • D06N3/144—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes mixture of polyurethanes with other resins in the same layer with polyurethane and polymerisation products, e.g. acrylics, PVC
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
    • D06N7/0002—Wallpaper or wall covering on textile basis
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/18—Paper- or board-based structures for surface covering
    • D21H27/20—Flexible structures being applied by the user, e.g. wallpaper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/20—Macromolecular organic compounds
    • D21H17/33—Synthetic macromolecular compounds
    • D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
    • D21H17/375—Poly(meth)acrylamide

Definitions

  • the present invention relates to a method for the production of flexible wall coverings with high soil repellency, resistance to washing-off operations and high diffusion openness.
  • Wall coverings such as wallpapers, which are predominantly made of paper or predominantly of paper-containing nonwoven on the basis of natural and synthetic fibers and which are possibly combined with suede (flock), plastic foam, plastic coatings, cork, textiles, fibers, leather, Veneer, rice paper, metallized, natural materials or printing, such as gravure, high-pressure, flexographic, glue, screen or digital printing, or in addition are three-dimensionally deformed, such as By embossing or suede, which form outer surface, are susceptible to staining and mechanical stress.
  • wall coverings are paper wall coverings, vinyl wallcoverings on paper or on woven or nonwoven backing, cork wall cladding, edging, relief wall cladding, chemically expanded profiled wall cladding, velor wall cladding and wall cladding made of natural materials.
  • the wallpaper industry assumes a mean useful life of three to four years. Construction and construction are adapted. However, the realistic average useful lives of laid wallpaper are around eight years. An extension of the durability of a wallpaper without having to do a great deal of technical effort is thus desirable and desirable from the point of view of sustainable management and a careful handling of raw material resource and energy. To improve the durability, the aspects of dirt repellence, stain protection and resistance to washing-up are used.
  • the utility model DE 29613699 U1 discloses a fibrous liquid wallpaper that is breathable and u.a. dirt-repellent additives can be added.
  • the liquid wallpaper is painted on the wall. Disadvantage of this structure, the high demand for dirt-repellent additives and the low efficiency due to the intensive interaction with all other components of the described material, especially if, as described must be applied several times.
  • the fluorine-containing polymers described in DE 68904479 are combined for a dirt-repellent finish with auxiliaries such as wax, starch, casein or resin formulations. Disadvantageously, these aids lead to a significant reduction in dirt repellency. Without these aids, the permanence on the substrate is not given.
  • fluorocarbon-containing polymers Although the use of fluorocarbon-containing polymers is known in the state of the art for producing good water and oil removal on textiles made of natural fibers and synthetic fibers and hard surfaces, the improvements found are not transferable to wall coverings of the type described. This results from the application on the finished product in the last step, and from the requirement to produce very thin coatings with high efficiency.
  • the object of the present invention in the production of dirt-repellent, compared to the non-finished substrate in the washability or abrasion resistance improved and not impaired in the diffusion openness wall coverings, as well as the provision of the wall coverings themselves.
  • the inventive method to simple, inexpensive substrates be applicable.
  • step 2) applying at least one organic polymer dispersion at least on the visible side of the substrate, and then 3) drying the BeSchichtung obtained after step 2) at an ambient temperature T1 of 1 10 ° C to 220 ° C for a period t1 of 10 sec to 10 min and
  • the subject of the present invention is therefore a method for producing a flexible wall covering comprising the steps:
  • step 3 drying of the coating obtained after step 2) at an ambient temperature T1 of 1 10 ° C to 220 ° C for a period t1 of 10 sec to 10 min and
  • the method has the advantage that wall coverings, for example wallpapers, which are predominantly made of paper or predominantly of paper-containing nonwoven based on natural and synthetic fibers and cellulose and which are possibly combined with velor (flock), plastic foam, plastic coatings, cork , Textiles, fibers, leather, veneer, rice paper, metallized, natural materials or printing, such as gravure, high pressure, Flexodmck, glue printing, screen printing or digital printing, or in addition are three-dimensionally deformed, such as by embossing or velor application, to be finished.
  • wall coverings for example wallpapers, which are predominantly made of paper or predominantly of paper-containing nonwoven based on natural and synthetic fibers and cellulose and which are possibly combined with velor (flock), plastic foam, plastic coatings, cork , Textiles, fibers, leather, veneer, rice paper, metallized, natural materials or printing, such as gravure, high pressure, Flexodmck, glue printing, screen printing or digital printing, or in addition are three-dimensionally deformed
  • the method according to the invention is not limited to substrates which the person skilled in the art usually selects for the purpose of use, but can in particular be carried out with any substrate of the prior art.
  • Substrates which per se are not or only slightly resistant to moisture and / or frequent contact, which are easily polluted, or which soon change adversely as a result of the ambient climate or by handling and use, are modified by the invention.
  • the process according to the invention is optically and haptically finished, as well as made longer lasting and less sensitive to contact and dirt.
  • a pretreatment of individual components of the substrate is not necessary.
  • the order of the organic polymer is flat in the simplest form, wherein the Abwaschpermanenz is increased by the thermal curing.
  • the coatings are characterized by layer thicknesses ⁇ 2 ⁇ m, whereby the optical and haptic changes of the surface can be kept low.
  • the advantage of the coating obtained according to step 2) of the process according to the invention consists in the increase of the mechanical resistance to washing and possibly scrubbing in conjunction with water and cleaning agents.
  • the process of the present invention is not limited to any specific substrates.
  • the substrates can be both open-pored and closed-pore.
  • the substrate is flexible in step 1).
  • the substrate of step 1) is a surface filled with excipients material, a knitted fabric, a woven fabric, a braid, a film and / or a sheet structure for optical design three-dimensionally structured and coated (such as color overprint, metallization, mineral coatings).
  • the substrate in step 1) under the drying conditions of step 3) is substantially thermally stable.
  • dispersions are aqueous.
  • the drying and curing in step 3) can be carried out by means of heated air, hot air or electrically generated heat. Also, radiation curing may follow, for example, by infrared or microwave irradiation.
  • a further coating can be carried out in accordance with step 2).
  • the function of this coating is essentially the formation of a resistant composite material.
  • the repetition of steps 2) and 3) can take place as often as desired. This approach advantageously increases the resistance of the building material, since after the repetition of 2) and 3) several intimately and yet not rigidly interconnected thin layers are obtained.
  • the outer coating is preferably an organic polymer dispersion containing fluorocarbons to improve water and oil repellency, as well as soil repellency, and to be applied to the visible side of the wall covering.
  • Organic polymer dispersions may be polyacrylates, polymethacrylates, polyurethanes, polyesters or combinations or copolymers / cocondensates, optionally with the use of further vinyl monomers.
  • the fluorinated chains particularly advantageously form side chains which are additionally combined with non-fluorinated hydrocarbon side chains
  • the polymer dispersions may contain crosslinkers (for example blocked isocyanates)
  • the polymer dispersions may preferably be cationically modified and booster and extender, and often crosslinkers can act as boosters.
  • the average molecular weight of the polymers is preferably at least 15,000 g / mol.
  • the wet application rate of polymer dispersion is 10 to 600 g / m 2 at solids use concentrations of 0.1 to 120 g / L, preferably 3 to 90 g / L in the liquor.
  • the order of organically bound fluorine is 0.01 to 23 g / m 2, preferably 0.05 to 13 g / m 2.
  • the layer thicknesses produced after drying are at most 2 ⁇ .
  • aqueous polymer dispersions are particularly preferred. These dispersions may be self-emulsifying or stabilized with emulsifiers.
  • polymer dispersions which have a high washing permanence.
  • the polymer dispersions in a known manner aids such as emulsifiers, defoamers, fixing resins, Fungicides, antistatic agents or catalysts can be added for efficient use.
  • the order of the polymer dispersions can be done by knife coating, spraying, rollercoating, dipping, padding, flooding, foam application, by brushing or in a combination of the aforementioned techniques in a conventional manner.
  • a particularly surprising advantage of the method according to the invention is that wall coverings are obtained in which not only the stain resistance is improved over the prior art, but the washing and scrub resistance is significantly increased.
  • the water vapor diffusion resistance also called water vapor equivalent air layer thickness SD, expresses the extent to which a building material hampers the diffusion of water vapor in the sense of its thermally driven propagation.
  • Water vapor diffusion resistances of various materials are related to the water vapor diffusion resistance of air by means of the water vapor diffusion resistance number.
  • the water vapor diffusion resistance number (symbol ⁇ ) of a building material is a dimensionless material characteristic value. This indicates the factor by which the material in question is closer to water vapor than an equally thick, stationary air layer. The larger this material characteristic is, the denser a building material is against water vapor. For air is defined
  • the determination of the water vapor-equivalent air layer thickness SD, unit meter, is given in the standard DIN 53122-1.
  • the water vapor diffusion resistance is calculated as follows:
  • the thickness is the thickness of the resting air layer thickness in m, which has the same water vapor diffusion resistance. For example, a 20 cm
  • polystyrene is quite permeable to vapor - comparable to wood, for example.
  • the value of SD is between about 0.25 m and 10 m.
  • vapor barrier films which are more porous in moist air than in dry air.
  • Another object of the present invention is therefore also the wall covering, which is obtained by the method according to the invention.
  • the present invention therefore also relates to a wall covering which has a stain resistance of at most 10 and an improvement in the abrasion resistance at 30 strokes compared to the non-finished wallpaper of at least 2 evaluation units.
  • the untreated wallpaper is understood as meaning a wallpaper or a substrate on which or at least one step of the process according to the invention has not been carried out.
  • Table 1 Spot stain resistance is achieved by adding 1 - 3 ml coffee, tea, tomato ketup, mustard, 1% NaOH, 10% citronic acid solution, shower gel "Hair &Body" from Stoko Skincare, grape juice, vegetable oil for one hour and rinsing with Water assessed without further mechanical cleaning Assessment is made by scoring for each test equipment: no visible changes - 0, just noticeable changes in gloss and color - 1, slight changes in gloss and color - 2, strong marks on the surface, the structure of the test surface is largely undamaged - 3, strong marks visible, the structure of the test area has changed or the test substance has penetrated deeply - 4, test area has changed considerably - 5.
  • the abrasion resistance is assessed in accordance with DIN EN 12956 and DIN EN 259-1 for (high) abrasion resistant surfaces. The assessment takes place in the light box described there.
  • the assessment is done according to the following scale of values compared to the unclaimed surface: no change - 0; Slight change in gloss - 1, change in luster and slightly in color - 2, visible scuff marks not continuous - 3, continuously visible scuff marks - 4, continuous and highly visible scuff marks, surface slightly damaged - 5 or continuous and highly visible scuff marks, surface badly damaged - 6.

Abstract

La présente invention concerne un procédé de fabrication de revêtements muraux flexibles antisalissures, résistants aux opérations de lessivage et présentant une perméabilité à la diffusion élevée. Le substrat est revêtu d'une dispersion polymère, séché et durci.
PCT/EP2010/059688 2009-09-03 2010-07-07 Revêtement mural résistant au lavage WO2011026671A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009029153.9 2009-09-03
DE200910029153 DE102009029153A1 (de) 2009-09-03 2009-09-03 Waschpermanente Wandbeläge

Publications (1)

Publication Number Publication Date
WO2011026671A1 true WO2011026671A1 (fr) 2011-03-10

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Application Number Title Priority Date Filing Date
PCT/EP2010/059688 WO2011026671A1 (fr) 2009-09-03 2010-07-07 Revêtement mural résistant au lavage

Country Status (2)

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DE (1) DE102009029153A1 (fr)
WO (1) WO2011026671A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9180487B2 (en) 2009-09-03 2015-11-10 Evonik Degussa Gmbh Flexible coating composites having primarily mineral composition

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1901420U (de) 1964-03-31 1964-10-01 Filzfabrik Fulda G M B H & Co Mehrschichtige bahn als auskleidungsmaterial.
DE3025736A1 (de) 1980-07-08 1982-02-04 Konrad Hornschuch Ag, 7119 Weissbach Kunststoffbeschichtete textilbahn
EP0357421A2 (fr) * 1988-08-31 1990-03-07 ALBRIGHT & WILSON UK LIMITED Agents ignifuges et méthode d'utilisation
DE68904479D1 (de) 1988-06-20 1993-03-04 Ciba Geigy Ag Neopentylglykole mit endstaendiger, ein heteroatom enthaltender perfluoroalkylgruppe und deren polymere.
DE29613699U1 (de) 1996-04-18 1996-10-31 Kschiwan Joerg Wandbeschichtung
US6024823A (en) * 1995-03-21 2000-02-15 Hi-Tex, Inc. Water-resistant and stain-resistant, antimicrobial treated textile fabric
EP1283296A1 (fr) * 2001-08-08 2003-02-12 ROTTA GmbH Structure textile plane avec une faible tendance à l'encrassement
JP2004036018A (ja) * 2002-07-02 2004-02-05 Dainippon Ink & Chem Inc 防汚加工方法、及び該加工方法を施した基材
DE69832784D1 (de) 1997-04-30 2006-01-19 Daikin Ind Ltd Fluorpolymere, verfahren zu ihrer herstellung und ihre verwendung
DE60117862D1 (de) 2001-03-09 2006-05-04 3M Innovative Properties Co Wasser- und öl-abweisende eigenschaften verleihende urethanoligomere, umfassend perfluoralkyleinheiten
JP2007332482A (ja) * 2006-06-14 2007-12-27 Toray Ind Inc 透湿防水加工布帛
DE60132818D1 (de) 2001-03-09 2008-03-27 3M Innovative Properties Co PERFLUOROALKYl-EINHEITEN UMFASSENDE ESTEROLIGOMEREIHEN
WO2009066851A1 (fr) * 2007-11-20 2009-05-28 Huh, Young-Woon Procédé d'enduction de textile avec une émulsion d'uréthane aqueux

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Publication number Priority date Publication date Assignee Title
US6168866B1 (en) * 1998-08-19 2001-01-02 3M Innovative Properties Company Abrasion and stain resistant curable fluorinated coating

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1901420U (de) 1964-03-31 1964-10-01 Filzfabrik Fulda G M B H & Co Mehrschichtige bahn als auskleidungsmaterial.
DE3025736A1 (de) 1980-07-08 1982-02-04 Konrad Hornschuch Ag, 7119 Weissbach Kunststoffbeschichtete textilbahn
DE68904479D1 (de) 1988-06-20 1993-03-04 Ciba Geigy Ag Neopentylglykole mit endstaendiger, ein heteroatom enthaltender perfluoroalkylgruppe und deren polymere.
EP0357421A2 (fr) * 1988-08-31 1990-03-07 ALBRIGHT & WILSON UK LIMITED Agents ignifuges et méthode d'utilisation
US6024823A (en) * 1995-03-21 2000-02-15 Hi-Tex, Inc. Water-resistant and stain-resistant, antimicrobial treated textile fabric
DE29613699U1 (de) 1996-04-18 1996-10-31 Kschiwan Joerg Wandbeschichtung
DE69832784D1 (de) 1997-04-30 2006-01-19 Daikin Ind Ltd Fluorpolymere, verfahren zu ihrer herstellung und ihre verwendung
DE60117862D1 (de) 2001-03-09 2006-05-04 3M Innovative Properties Co Wasser- und öl-abweisende eigenschaften verleihende urethanoligomere, umfassend perfluoralkyleinheiten
DE60132818D1 (de) 2001-03-09 2008-03-27 3M Innovative Properties Co PERFLUOROALKYl-EINHEITEN UMFASSENDE ESTEROLIGOMEREIHEN
EP1283296A1 (fr) * 2001-08-08 2003-02-12 ROTTA GmbH Structure textile plane avec une faible tendance à l'encrassement
JP2004036018A (ja) * 2002-07-02 2004-02-05 Dainippon Ink & Chem Inc 防汚加工方法、及び該加工方法を施した基材
JP2007332482A (ja) * 2006-06-14 2007-12-27 Toray Ind Inc 透湿防水加工布帛
WO2009066851A1 (fr) * 2007-11-20 2009-05-28 Huh, Young-Woon Procédé d'enduction de textile avec une émulsion d'uréthane aqueux

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 200843, Derwent World Patents Index; AN 2008-G77418, XP002602432 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9180487B2 (en) 2009-09-03 2015-11-10 Evonik Degussa Gmbh Flexible coating composites having primarily mineral composition

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