Classifications

• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
  • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
  • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
  • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
• • C—CHEMISTRY; METALLURGY
  • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
  • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
  • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
  • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
  • C08G65/32—Polymers modified by chemical after-treatment
  • C08G65/329—Polymers modified by chemical after-treatment with organic compounds
  • C08G65/336—Polymers modified by chemical after-treatment with organic compounds containing silicon
• • C—CHEMISTRY; METALLURGY
  • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
  • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
  • C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
  • C09D171/02—Polyalkylene oxides
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/004—Surface-active compounds containing F
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/37—Polymers
  • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C11D3/3707—Polyethers, e.g. polyalkyleneoxides
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/37—Polymers
  • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C11D3/3726—Polyurethanes
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/37—Polymers
  • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
  • C11D3/3757—(Co)polymerised carboxylic acids, -anhydrides, -esters in solid and liquid compositions
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
  • C11D2111/10—Objects to be cleaned
  • C11D2111/14—Hard surfaces

Definitions

• the present invention relates to methods of treating surfaces, to protect or clean said surfaces.
• the invention more particularly relates to the treatment of interior walls or surfaces, particularly indoor household walls or surfaces, to protect the same from soiling or stains.
• This invention also relates to compositions, kits and devices for use in the above methods, to protect or clean indoor surfaces.
• This invention can be applied to various indoor surfaces, such as soft and permeable surfaces, and is particularly suited for painted walls, wall paper and wallcloth.
• the present invention now provides a novel and efficient solution to this problem.
• the present invention stems from a new approach for the cleaning of indoor surfaces or materials, which is based on the use of a protective composition that protects said surfaces and further allows an efficient removal of any type of soil or stain, without altering the surface itself.
• This invention thus proposes, for the first time, a novel concept of treatment of indoor surfaces to (i) protect them and (ii) improve the cleaning thereof, without altering the material or appearance of the surface.
• the present invention thus relates, generally, to a method of treating indoor household surfaces comprising:
• the invention thus proposes a novel approach to treat surfaces, to protect the same from degradation (soil, stain, etc.) and facilitate cleaning thereof, without significantly altering the appearance of the surface or material.
• the protective film can prevent liquids, stains, etc. from being absorbed, so it becomes possible to clean the surface easily, with just a paper sheet or using suitable cleaning compositions, without affecting the underlying original surface or material.
• This invention can thus employ two different components: one to deliver protection, and one to clean the surface protected with the previous component.
• the protective formulations are generally liquid compositions (preferably aqueous compositions, or gels, paste, etc.) comprising one or several coating agents that are able to bind to the surface to be treated and form a protective coating. More preferably, the agent(s) to be used are able to chemically attach to the surface, to ensure durable protection from spills, stains and soil, and form an essentially transparent coating (or film), so as not to alter the appearance of the surface.
• Said liquid compositions can be applied by any means known in the art, such as, preferably but without limitation, by a spray (e.g., conventional spray, electrically-operated spray, electrostatic spray, etc.), a brush, roller, sponge, wipe, mop, and the like.
• the cleaning formulations are also essentially liquid compositions, such as any conventional cleaning solution, detergent, solvent, and the like.
• the cleaning composition comprises solvent(s), preferably fluorinated solvents (or polymers).
• Said liquid compositions are used to remove stains from the protected surfaces and are preferably specific for the protective formulation (i.e., adapted to the composition of the protective film). They can be applied by any means known in the art, such as, preferably but without limitation, by a spray (e.g., conventional spray, electrically-operated spray, electrostatic spray, etc.), a brush, roller, sponge, wipe, mop, and the like, or used in any of the ways commonly used for standard household cleaning detergents.
• a spray e.g., conventional spray, electrically-operated spray, electrostatic spray, etc.
• a brush roller, sponge, wipe, mop, and the like, or used in any of the ways commonly used for standard household cleaning detergents.
• the invention may be used to treat various types of indoor or household surface or material, and is particularly suited for treating painted walls, wall paper and wallclothes.
• the protective composition comprises a fluorinated compound, in particular a fluorinated polymer (or fluoropolymer).
• fluorinated compounds can be applied on indoor wall surfaces, in particular soft and permeable indoor wall surfaces, forming a film thereon, advantageously a transparent film, more preferably a thin, transparent film.
• the film efficiently protects the treated surfaces from stains or soil, such as pen, ink, coffee, etc.
• the film allows the stain to be easily removed from the treated surface by wiping, rubbing or cleaning using either conventional products or, advantageously, particular cleaning compositions (or detergents) disclosed in the present application.
• fluorinated compounds e.g., fluoropolymers
• the present invention also relates, generally, to methods of treating indoor surfaces or materials, to protect the same from stain, soil or other degradation, by formation of a protective film thereon. More particularly, the invention relates to methods of treating indoor household surfaces by formation of a protective film thereon, even more preferably using a composition comprising a fluorinated compound (e.g., a fluoropolymer).
• a fluorinated compound e.g., a fluoropolymer
• An object of the present invention resides more particularly in a method of treating an indoor household surface or material selected from painted walls, wallpaper and wallcloth, to form a protective film thereon, comprising applying to the indoor household surface or material a composition comprising a fluorinated compound (e.g., a fluoropolymer).
• a fluorinated compound e.g., a fluoropolymer
• An other object of this invention concerns a method of protecting an indoor painted wall, wall paper or wallcloth (e.g., from stain or soil), comprising applying to all or part of the surface of said indoor painted wall, wall paper or wallcloth a composition comprising a fluorinated compound (e.g., a fluoropolymer).
• a fluorinated compound e.g., a fluoropolymer
• a more particular object of the present invention resides in a method of protecting an indoor wall from stain or soil, comprising applying to all or part of the surface of the wall a composition comprising a fluorinated compound (e.g., a fluoropolymer).
• a fluorinated compound e.g., a fluoropolymer
• a further aspect of this invention resides in a method of forming a transparent film at the surface of an indoor household surface or material selected from painted walls, wallpaper and walicloth, comprising applying to all or part of said indoor surface or material a composition comprising a fluorinated compound (e.g., a fluoropolymer).
• a fluorinated compound e.g., a fluoropolymer
• This invention also resides in the use of a composition
• a fluorinated compound e.g., a fluoropolymer
• a functionalised fluorinated compound e.g., a functionalised fluoropolymer
• An other object of this invention resides in the use of a coating composition wherein the coating composition is essentially free of pigment and preferably comprises a fluorinated compound, for the manufacture of a product for treating indoor household surfaces, more particularly a surface selected from a painted wall, wallpaper and wallcloth.
• An other object of this invention resides in the use of a coating composition and a cleaning composition, wherein the coating composition is essentially free of pigment and/or dye and preferably comprises a fluorinated compound, and wherein the cleaning composition comprises a cleaning agent, for the manufacture of a product for treating indoor household surfaces, more particularly a surface selected from a painted wall, wallpaper and wallcloth by (i) formation of a protective layer on all or part of the surface and (ii) subsequent cleaning thereof.
• a further object of this invention also resides in a method of cleaning an indoor household surface, wherein the surface has been treated as disclosed above, comprising applying to the surface a cleaning composition or treatment, preferably a cleaning composition comprising a solvent.
• the invention is based, in part, on the use of particular agents to form a protective coating or film on indoor household surfaces or materials. More particularly, the treating composition comprises a fluorinated compound.
• the fluorinated compound may be any compound whose chemical structure includes a fluorine atom bonded to a carbon atom, preferably a fluoropolymer.
• the fluorinated compound is preferably a functionalised fluorohydrocarbon, perfluorocarbon, fluoropolyether or perfluoropolyether, that can be substituted or not, saturated or unsaturated, branched or linear.
• the fluorinated compound can also be, in a preferred embodiment, a polymer including one or several fluorinated carbon chains, such as a fluorinated polycarboxylate, e.g., a fluorinated polymer comprising acrylic or methacrylic monomers, or a fluorinated polymer comprising monomers that carry sulphonic groups such as styrene sulphonate, or fluorinated copolymers including carboxylated and sulphonated monomers, or urethanes or polyurethanes comprising one or several fluorinated chains.
• a fluorinated polycarboxylate e.g., a fluorinated polymer comprising acrylic or methacrylic monomers, or a fluorinated polymer comprising monomers that carry sulphonic groups such as styrene sulphonate, or fluorinated copolymers including carboxylated and sulphonated monomers, or urethanes or polyure
• the treating composition comprises one or several fluoropolyether(s), more preferably perfluorinated polymer(s), such as perfluoropolyether(s), fluorinated urethane(s) or fluorinated polyurethane(s), or polycarboxylate polymers such as fluorinated polyacrylates.
• fluoropolyether(s) such as perfluoropolyether(s), fluorinated urethane(s) or fluorinated polyurethane(s), or polycarboxylate polymers such as fluorinated polyacrylates.
• fluoropolymers may be optionally combined with fluorinated surfactants or other fluorinated compounds, as described below.
• the fluorinated compound is preferably selected from fluorinated polymers having an average molecular weight comprised between 400 and 4000.
• the fluorinated compound is preferably selected from fluorinated polymers having the formula X—CF 2 —(O—C 2 F 4 ) n —(OCF 2 ) m —OCF 2 —Y or Cl—(C 3 F 6 O) n —CF 2 —X, or Cl—(C 2 F 4 O) n —CF 2 —X, or X—CF 2 —(O—C 2 F 4 ) n —(OC 3 F 6 ) p —(OCF 2 ) m —OCF 2 —Y and (partially) hydrogenated forms thereof, wherein m, n and p represent, independently, integer numbers, including 0, m+n or m+n+p being different from 0 and preferably below 50, and wherein X and Y are, independently, CF 3 (or an hydrogenated form thereof), a hydrogen atom, a chlorine atom, or a functional group or a different polymer sequence.
• hydroxide form indicates that a portion of the F atoms may be replaced with H atoms.
• fluorinated polymers or perfluorinated polymers represent preferred ways of performing the invention. It is to be understood that in the above chemical formulae, the groups OC 2 F 4 , OCF 2 and OC 3 F 6 may appear in any sequence in the molecules.
• the fluorinated compound is functionalised to form a covalent or non-covalent bond with the material of the surface to be treated.
• a composition allowing attachment of the polymer or protective agent to the surface to be treated, to ensure durability of the treatment.
• the fluorinated compound comprises a terminal functional group, which can behave like an anchor, sticking the compound (e.g., polymer) to the wall surface and leaving a protective film over it.
• the terminal functional group is any group that can form a covalent or non-covalent bond with the material of the surface to be treated.
• Preferred functional groups are capable of forming a covalent chemical bond with the material of the surface to be treated.
• Typical functional groups are selected from silane, phosphate, carboxylate, alkylamide, polyethoxy, sulphate, sulphonate, amine, for instance —COOH, —CONHC 3 H 6 (OEt) n CH 3 , —CONHC 18 H 37 , —CONH(CH 2 ) 3 Si(OEt) 3 and —[CH 2 O(EtO) n ] m PO(OH) 3-m .
• the fluorinated compound may comprise a functional group at any one of the chain extremities, or at both.
• the fluorinated compound e.g., polymer
• the fluorinated compound comprises only one functional group at one of the chain extremities, the other chain extremities being non-functionalized.
• the composition comprises a fluorinated polymer comprising a terminal silane functional group, more preferably a terminal tri-ethoxy silane group on one end of its chain.
• a fluorinated polymer to be used in the instant invention is a perfluoropolyether of the general formula Cl—(C 3 F 6 O) n —CF 2 —CONH(CH 2 ) 3 —Si(O—CH 2 —CH 2 ) 3 , wherein n is defined as above.
• the composition may comprise a further agent helping the protective compound(s) to adhere to the surface, such as a glue, binding agent, dispersing polymer, film-forming polymer or cross-linking agent, alone or in combinations.
• a further agent helping the protective compound(s) to adhere to the surface such as a glue, binding agent, dispersing polymer, film-forming polymer or cross-linking agent, alone or in combinations.
• Fluorinated compounds in particular fluorinated polymers (and functionalised derivatives thereof) can be prepared by conventional chemical synthesis, by polymerization of monomers. Examples of such conventional techniques are described in EP WO87/00538, EP 695 772 or EP 301 487, incorporated therein by reference. Suitable polymers may also be obtained from commercial sources. In this respect, specific examples of functionalized fluorinated polymers that are suitable for use in the present invention include:
• Fluorinated polycarboxylate polymers for instance fluorinated polyacrylates.
• compositions that can form a thin and/or essentially transparent, colourless film on the treated surface, to ensure that the protective treatment does not significantly modify the appearance of the surface.
• the coating (or protective) compositions of this invention are essentially free of pigments and/or dye.
• compositions of the present invention can be made by measuring the reflectance of the treated surface, for instance by a reflectance spectrophotometer providing results according to the L*a*b* colour scale (CIE 1976).
• a reflectance spectrophotometer providing results according to the L*a*b* colour scale (CIE 1976).
• L*a*b* colour scale or reflectance can be measured by conventional techniques as described for instance in the instruction manual of the Minolta Chroma Meter CR-200, version 3.0, available from Minolta Co. Ltd., Osaka, Japan.
• the thickness of the film is comprised between 20 nm and 100 microns.
• the thickness of the film also depends on the amount of composition applied to the surface so that the present application is not bound by specific range of thickness.
• the protective composition comprises additional ingredients or additives, to increase the performance or usability of the product.
• the composition further comprises a fluorosurfactant and/or a solvent.
• a fluorosurfactant can be used to increase the solubility of the active fluorinated compound providing protection, in particular its solubility in water. Furthermore, the fluorosurfactant may further contribute to the performance of the composition. Accordingly, the combination of the fluorinated compound and the fluorosurfactant is often synergistic and increases the performance of the method.
• Preferred fluorosurfactants to be used in the present invention comprise a functional group selected from sulfate, phosphate, sulphonate or carboxylate functional groups, and combinations thereof.
• Typical examples of fluorosurfactants include:
• a preferred composition according to this invention comprises a fluoropolymer with a terminal functional group, more preferably a terminal silane functional group, and a fluorosurfactant with a sulphate, sulphonate or carboxylate functional group.
• the solvent should preferably be non-offensive in terms of odour or irritation potential. It is believed that any conventional solvent can be used, such as an alcohol (e.g., isopropyl alcohol), ether, ester, etc.
• an alcohol e.g., isopropyl alcohol
• ether e.g., benzyl alcohol
• ester e.g., benzyl ether
• any conventional solvent can be used, such as an alcohol (e.g., isopropyl alcohol), ether, ester, etc.
• composition may further comprise additives, such as one or several agents selected from surfactants, perfumes, stabilizers, emulsifying agents, polyacrylates/methacrylates, polyurethanes, thickeners, antistatic agents, UV light screening agents, optical brighteners, non-fluorinated silicone compounds and film-forming polymers, alone or in various combinations thereof.
• additives such as one or several agents selected from surfactants, perfumes, stabilizers, emulsifying agents, polyacrylates/methacrylates, polyurethanes, thickeners, antistatic agents, UV light screening agents, optical brighteners, non-fluorinated silicone compounds and film-forming polymers, alone or in various combinations thereof.
• non-fluorinated silicone compounds are advantageously added. Indeed, it has now been found that such compounds allow the use of lower contents of fluorinated polymers, without affecting the performance of the composition. Particularly, curable silicone polymers are able to give a synergistic effect with the fluorinated polymer, improving its performance.
• film-forming polymers for instance polycarboxylate polymers such as polyacrylates, can be used in combination with fluorinated compounds or polymers to enhance their performance.
• thickeners may facilitate application of the composition on any type of surfaces, including vertical surfaces.
• the protective composition is essentially free of pigment and comprises, by weight:
• a fluorinated compound e.g., a fluorinated polymer
• a functionalized fluorinated compound e.g., fluorinated polymer
• a fluorosurfactant preferably a functionalised fluorosurfactant
• a solvent in particular an alcohol, ether or ester
• the protective composition according to this invention be essentially free of pigments, so as not to alter the appearance of the treated surface and/or form an essentially transparent film.
• the term “essentially free” indicates that, while some small amounts or traces of pigments may be present, the resulting composition essentially does not cause a L*a*b* shift greater than the particular preferred ranges discussed before.
• the protective composition according to this invention comprises an effective amount of one or several optical brighteners.
• Such particular compositions are particularly suited for treatment of bright surfaces, including white surfaces.
• coating compositions of this invention may also be used or sold as paint additives and, upon mixing or combined use with paint, contain pigments.
• a more preferred protective composition of this invention is essentially free of pigment and comprises:
• fluorosurfactant(s) selected from phosphates, sulfates, sulphonates, carboxylates and fluorinated alkyl polyethers (0-50%)
• the above formulations comprise:
• a surfactant 0.5-40% of a surfactant, more preferably 5-15%, and/or
• fluoropolymers and fluorosurfactants are as mentioned above. It should be understood that many other different commercially available fluoropolymers and fluorosurfactants can be effectively used in these formulations.
• the composition can be applied by any suitable means or device, such as preferably but without limitation, by a spray (e.g., conventional spray, electrically-operated spray, electrostatic spray, etc.), brush, roller, sponge, wipe, mop, and the like.
• a spray e.g., conventional spray, electrically-operated spray, electrostatic spray, etc.
• brush roller, sponge, wipe, mop, and the like.
• the composition is applied using a roll with an auto-dispenser, a spray or a brush.
• the composition may be applied to all or only portions an indoor household wall or surface.
• the amount of composition applied to the surface may be adapted by the skilled person in a broad range, depending on the composition itself, the surface to be treated, etc.
• amounts of protective composition within the range of 10 to 300 g/m 2 are applied, more preferably 20-250 g/m 2 , even more preferably 30-200 g/m 2 .
• the composition is usually applied in one single layer. However, it is possible to apply several layers, if desired. Also, while the protective film may resist for longer periods of time, it can be replaced or re-applied at different time intervals, depending on the composition, surface and cleaning frequency.
• an object of this invention resides in a method of cleaning an indoor household surface, wherein the surface has been treated by a method as described above, comprising applying to the surface a cleaning composition, preferably comprising a solvent.
• the treated surface is cleaned with a cleaning composition adapted to the coating.
• cleaning compositions are generally liquid, may be aqueous or non-aqueous, and comprise at least one surfactant or at least one solvent, more preferably a fluoropolymer.
• Such compositions may comprise, more specifically, one or several agents selected from perfluoropolyethers, hydro-perfluoropolyethers, fluorinated solvents, fluorosurfactants, non-fluorinated surfactants, glycols, ethers, polyethoxylated alcohols, esters, linear or branched hydrocarbons, etc.
• Said liquid compositions are used to remove stains from the protected surfaces and are specific for the protective formulation. They can be applied by spraying it over the stain or by a wipe, a sponge, or any other convenient means as mentioned above.
• the cleaning composition may also be formulated as a powder, gel, paste, cream, foam, etc.
• More preferred solvents are (per)fluoropolyethers (non-functionalized), of the general formula (I) or (II) represented below, where m and n are integers as defined above, or hydrogenated forms thereof:
• preferred fluorinated solvents to be used in the cleaning compositions have an average molecular weight comprised between 180 and 1600, even more preferably between 500 and 1000. They do not have affinity for the wall surface because they lack the anchoring group present in their functionalized homologues. Due to their high chemical inertness, they do not alter the appearance/color of the surface, which is what can happen using other solvents. We speculate that the effectiveness of these solvents is linked with their similarity to the functionalized polymers that form the protective film. After a stain is applied on the wall surface, it somehow “sits” on the protective film formed by the functionalized fluorinated polymer.
• the fluorinated solvent used to remove the stain is able to dissolve part of the protective film (due to the similar nature of the two fluorinated compounds), with the result that the stain is mobilized and taken off the surface.
• Fluoropolymers of formula (I) are particularly preferred.
• fluorinated solvents are Ausimont Galden D-02 and D-03, H-Galden “grado C”, H-Galden “grado D” and Galden D-100.
• Preferred cleaning compositions comprise:
• composition comprises:
• fluorosurfactants such as ionic surfactants as described above, non-ionic fluorosurfactants such as perfluoropolyether alkylamide-functionalized, or zwitterionic fluorosurfactants,
• a solvent comprising one or several of the following agents : ethers, n-buthoxy-propoxy-propanol, di(propylene glycol)methylether, glycols, alcohols, hexane or other hydrocarbon solvents, and
• one or several non-fluorinated surfactants such as alkyl sulphates, alkyl sulphonates, alkyl ethoxysulphate, alkyl ethoxysulphonates, alkyl ethoxyalcohols, alkyl aminoxides, alkyl polyglucosides, betaine, sulpho-betaine, sarcosinates, etc.
• compositions comprise:
• Galden HT200 (from Ausimont) in the range of 0.01%-100 or
• Galden D02 (from Ausimont) in the range of 0.01%-100%, or
• Galden D100 (from Ausimont) in the range of 0.01%-100%, or
• H-Galden “grado B” (from Ausimont) in the range of 0.01%-100%, or
• H-Galden “grado c” (from Ausimont) in the range of 0.01%-100%
• glycols, ethers, or polyethoxylated alcohols in the range of 0%-100%, and
• alkyl sulphates or other ionic surfactants (0-40%)
• alkyl ethoxy alcohols or other non-ionic surfactants (0-40%)
• Such cleaning products may be applied using a spraying device, a wipe, a sponge, etc., as indicated above.
• a further object of the present invention resides in a composition, suitable for treating indoor household walls or materials, the composition comprising a fluoropolymer as defined above.
• the composition comprises a fluoropolymer with a terminal silane functional group and a fluorosurfactant with a sulphate, phosphate or sulphonate functional group.
• the composition may further comprise one or several agents selected from surfactants, perfumes, stabilizers, emulsifying agents, thickeners, antistatic agents, UV light screening agents, non-fluorinated silicone compounds and film-forming polymers, or combinations thereof.
• a further object of this invention lies in a composition suitable for cleaning treated indoor household walls or materials comprising a fluoropolymer, more particularly:
• a solvent comprising one or several of the following agents : ethers, n-buthoxy-propoxy-propanol, di(propylene glycol)methylether, dioxane, glycols, esters, alcohols, hexane or other hydrocarbon solvents, and
• An other object of this invention is a kit or a product for treating household surfaces or material, in particular painted walls, wall paper and wallcloth, comprising, separately formulated:
• a protective composition wherein said protective composition is essentially free of pigment and comprises a fluorinated compound
• a cleaning composition comprising a solvent and/or a surfactant.
• the protective composition comprises a fluoropolymer.
• a preferred object of this invention is a kit or product for treating household surfaces or material, in particular painted wails, wall paper and wallcloth, comprising, separately formulated:
• a protective composition comprising a functionalised perfluoropolyether
• a cleaning composition comprising a fluoropolymer, preferably a perfluoropolyether.
• a further object of this invention is a kit or product (or a pre-mix) for treating household surfaces or material, in particular painted walls, wall paper and wallcloth, comprising, separately formulated:
• an essentially pigment-free protective composition comprising a fluorinated compound
• a cleaning composition adapted to the protective composition and/or painting.
• kits may further comprise a device to apply the protective composition, in particular a roll, spray, brush, sponge, wipe, mop.
• the present invention is particularly suited and efficient for treating virtually any interior surface or material selected from painted walls, wall paper and wallcloth.
• the surface may be located in any area, such as kitchen hall, living room, bedrooms, bathrooms, stairs, etc.
• the invention can be used to protect the above surfaces from all kinds of degradation, soil, stain, dirt, aging etc. It may be used to protect and remove spilled liquids such as wine, oil, coffee, etc., stains such as ink, pen, pastel, pencil, crayon, fingerprints, or other common household soils such as tomato, ketchup, mustard, etc.
• wallpaper, wallcloth and painted walls can be cleaned without affecting the underlying original surface.
• Wallpaper and wallcloth can be easily washed with water and/or a common household detergent.
• the walls can also be cleaned by wiping the stains with the specific cleaner, which is effective with surfaces protected with formulations according to this invention.
• the paint is not affected by the scrubbing action thanks to the lubricant proprieties of the liquid cleaner.
• Cleaning compositions were prepared by mixing together the indicated ingredients.
• Cleaning formulations WBSR1 WBSR2 WBSR3 Component w/w % w/w % w/w % Ausimont Galden D-02 100 — 70 Ausimont H-Galden “grado D” — 26 30 n-butoxy-propoxy-propanol — 5 — hexane — 59 — Ausimont Galden D-100 — 10 —
• compositions disclosed in Examples 1-3 were applied to painted wall (or wallpaper or wallcloths). When red wine or oil are spilled on said surfaces previously treated with said formulations, the surface is not stained.
• the protective film of fluoropolymer prevents the liquid from being absorbed, so it is possible to clean the wall with just a paper sheet.

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• Polymers & Plastics (AREA)
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• Materials Engineering (AREA)
• Paints Or Removers (AREA)
• Detergent Compositions (AREA)
• Application Of Or Painting With Fluid Materials (AREA)
• Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
• Treatments Of Macromolecular Shaped Articles (AREA)
• Cleaning By Liquid Or Steam (AREA)
• Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
• Cleaning In General (AREA)

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• 2000
  • 2000-10-27 EP EP00870248A patent/EP1201698B1/fr not_active Expired - Lifetime
  • 2000-10-27 AT AT00870248T patent/ATE394442T1/de not_active IP Right Cessation
  • 2000-10-27 ES ES00870248T patent/ES2306654T3/es not_active Expired - Lifetime
  • 2000-10-27 DE DE60038802T patent/DE60038802D1/de not_active Expired - Lifetime
• 2001
  • 2001-10-22 JP JP2002537798A patent/JP2004512114A/ja not_active Withdrawn
  • 2001-10-22 WO PCT/US2001/046631 patent/WO2002034815A2/fr active Application Filing
  • 2001-10-22 AU AU2002232491A patent/AU2002232491A1/en not_active Abandoned
  • 2001-10-22 CA CA002422678A patent/CA2422678C/fr not_active Expired - Fee Related
  • 2001-10-24 US US10/003,562 patent/US20020142097A1/en not_active Abandoned
• 2005
  • 2005-04-19 US US11/109,305 patent/US7186300B2/en not_active Expired - Fee Related
• 2007
  • 2007-07-23 JP JP2007191318A patent/JP2007314798A/ja active Pending

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