EP2092110A2 - Formulations aqueuses et leur utilisation - Google Patents

Formulations aqueuses et leur utilisation

Info

Publication number
EP2092110A2
EP2092110A2 EP07822610A EP07822610A EP2092110A2 EP 2092110 A2 EP2092110 A2 EP 2092110A2 EP 07822610 A EP07822610 A EP 07822610A EP 07822610 A EP07822610 A EP 07822610A EP 2092110 A2 EP2092110 A2 EP 2092110A2
Authority
EP
European Patent Office
Prior art keywords
core
meth
particles
aqueous formulation
formulation according
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP07822610A
Other languages
German (de)
English (en)
Inventor
Oihana Elizalde
Michael Schmitt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Priority to EP07822610A priority Critical patent/EP2092110A2/fr
Publication of EP2092110A2 publication Critical patent/EP2092110A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
    • D06M23/12—Processes in which the treating agent is incorporated in microcapsules
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/16—Antifouling paints; Underwater paints
    • C09D5/1687—Use of special additives
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/66—Additives characterised by particle size
    • C09D7/67—Particle size smaller than 100 nm
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/66—Additives characterised by particle size
    • C09D7/68—Particle size between 100-1000 nm
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/53—Core-shell polymer
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/10—Repellency against liquids
    • D06M2200/11—Oleophobic properties
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/10—Repellency against liquids
    • D06M2200/12—Hydrophobic properties

Definitions

  • the present invention relates to aqueous formulations containing
  • the present invention relates to the use of the aqueous formulations according to the invention. Furthermore, the present invention relates to a process for coating surfaces using the aqueous formulations of the invention and a process for their preparation.
  • WO 04/74568 discloses a process for finishing textile materials by treatment with at least one aqueous liquor containing at least one organic polymer and at least one organic or inorganic solid in particulate form, wherein the organic or inorganic solids in the liquor in a proportion of at least 5.5 g / l.
  • a solid in particulate form preference is given to using silica gel, in particular pyrogenic silica gel.
  • potato starch as recommended in EP 1 283 296, is soluble in aqueous liquors to a certain extent, so that the diameter of the potato starch particles can not be optimally adjusted during a coating.
  • inorganic solids such as, for example, silica gel
  • the tendency to agglomeration which is disadvantageous on the one hand in the application, on the other hand difficult to control the structural parameters.
  • a further object was to provide a process for coating surfaces which avoids the abovementioned disadvantages, in particular in the coating of textile surfaces. It was a further object to provide coated surfaces which avoid the disadvantages mentioned above and show a good dirt-repellent behavior.
  • aqueous formulations defined at the beginning contain (A) at least one film-forming (co) polymer, (B) particles which have a core (a) and at least one nucleus (a) different from
  • Envelope (b), and optionally (C) at least one hydrophobizing agent are optionally (C) at least one hydrophobizing agent.
  • Aqueous formulations according to the invention comprise at least one film-forming (co) polymer (A).
  • Film-forming (co) polymers (A) are understood to mean (co) polymers in dispersed or emulsified form or as an organoleol, such as, for example, polyacrylates, polyurethanes, polybutadiene, polyolefins, such as polyethylene or polypropylene, and copolymers thereof.
  • Co) polymer can form a film by a thermal aftertreatment or by treatment with radiation, in particular with IR radiation on a substrate to be coated, without the substrate would be significantly damaged. Preference is given to dispersions or emulsions of polyacrylates or polyurethanes.
  • Suitable polyacrylates which are preferred as film-forming (co) polymer (A) for the purposes of the present invention are those copolymers, in particular emulsion copolymers of at least one singly ethylenically unsaturated carboxylic acid or dicarboxylic acid such as, for example, maleic acid, fumaric acid, cro- tonic acid, itaconic acid or preferably (meth) acrylic acid with at least one comonomer such as, for example, at least one C 1 -C 10 -alkyl ester of at least one monoethylenically unsaturated carboxylic acid or dicarboxylic acid, especially methyl (meth) acrylate, ethyl acrylate, n-butyl acrylate and 2- Ethylhexylacrylat called, and / or at least one other comonomer selected from, for example, vinyl aromatics, for example, para-methyl styrene, ⁇ -methyl styrene and
  • polyacrylates which are suitable as binders comprise at least one reactive comonomer copolymerized from glycidyl (meth) acrylate, acetoacetyl (meth) acrylate and N-methylol (meth) acrylamide.
  • Suitable polyurethanes which may be mentioned as binders for the purposes of the present invention are hydroxyl-terminated polyurethanes obtained by reaction of at least one polyesterol, for example a condensation product of an aliphatic dicarboxylic acid such as succinic acid, glutaric acid and in particular adipic acid with at least one aliphatic diol ,
  • an aliphatic dicarboxylic acid such as succinic acid, glutaric acid and in particular adipic acid
  • 1, 6-hexanediol, 1, 4-butanediol, neopentyl glycol, ethylene glycol or diethylene glycol, and a diisocyanate or polyisocyanate and optionally other reactants can be prepared.
  • Suitable diisocyanates are aliphatic, cycloaliphatic and aromatic diisocyanates, in particular hexamethylene diisocyanate (HDI), dodecamethylene diisocyanate, 4,4'-diisocyanatocylohexylmethane (MDI), cyclohexane-1,4-diisocyanate, isophorone diisocyanate (IPDI) and aromatic diisocyanates such as, for example, toluylene diisocyanate - nat (TDI).
  • HDI hexamethylene diisocyanate
  • MDI 4,4'-diisocyanatocylohexylmethane
  • IPDI isophorone diisocyanate
  • aromatic diisocyanates such as, for example, toluylene diisocyanate - nat (TDI).
  • reaction partners are diols, in particular 1,4-butanediol, and acid group-containing molecules, in particular diols containing acid groups, and diamines containing acid groups, eg. B. 3,3-Dihydroxymethylolpropionklare and
  • Aqueous formulations according to the invention also contain particles (B) which comprise a core (a) and at least one shell (b) other than core (a), and then treat thermally.
  • particles (B) have a mean diameter (number average) in the range from 20 to 1000 nm, preferably 25 to 475 nm, particularly preferably 50 to 300 nm.
  • the core (a) of particles (B) has an average diameter in the range from 10 to 950 nm, preferably up to 450 nm, particularly preferably 15 to 250 nm.
  • the mean diameter (number average) of core (a) and the thickness of shell (b) can advantageously be determined mathematically by assuming a corresponding, in particular a complete conversion in the production of particles (B), the average diameter of core ( a) and of shell (b) determined while density as the density of core (a) and shell (b) includes, which were prepared in the absence of the other component shell (b) or core (a).
  • particles (B) have a monomodal distribution of diameters. In another embodiment of the present invention, particles (B) may have a bimodal distribution of diameters.
  • particles (B) are present neither in the form of aggregates nor in the form of agglomerates.
  • particles (B) have an irregular shape.
  • particles (B) preferably have a regular form, for example ellipsoidal or, in particular, spherical.
  • Core (a) and shell (b) preferably each comprise an organic copolymer.
  • Core (a) and shell (b) are different from each other.
  • core (a) and shell (b) comprise various organic co-polymers, i. Copolymers which differ, for example, in number or chemical structure.
  • core (a) and shell (b) comprise various organic copolymers prepared from the same comonomers, but each in a different comonomer ratio.
  • core (a) and shell (b) are covalently linked together.
  • particles (B) comprise a core-shell polymer, the shell corresponding to shell (b).
  • core (a) comprises a crosslinked copolymer of at least one ethylenically unsaturated compound, for example a copolymer of a vinyl aromatic compound or a C 1 -C 10 alkyl ester of (meth) acrylic acid.
  • comonomer one can use for example one or more crosslinkers.
  • further comonomers suitable for the preparation of core (a) may be one or more compounds which can be radically copolymerized with ethylenically unsaturated compounds, for example C1-C10-
  • DMAPMAM N, N-dimethylaminopropylmethacrylamide
  • Suitable vinylaromatic compounds are, for example, ⁇ -methylstyrene, para-methylstyrene, 2,4-dimethylstyrene and, in particular, styrene.
  • C 1 -C 20 -alkyl esters of (meth) acrylic acid are n-butyl (meth) acrylate and methyl methacrylate.
  • crosslinkers which may be mentioned are di- and trivinylaromatics, for example ortho-divinylbenzene, meta-divinylbenzene and para-divinylbenzene, (meth) acrylates of dihydric or trihydric alcohols, for example ethylene glycol di (meth) acrylate, 1,3-propanediol di ( meth) acrylate, 1,4-butanediol di (meth) acrylate, 1,6-hexanediol di (meth) acrylate, 1,1,1-trimethylolpropane di (meth) acrylate, 1,1,1-trimethylolpropane tri (meth) acrylate, furthermore allyl (meth) acrylate and glycidyl (meth) acrylate.
  • di- and trivinylaromatics for example ortho-divinylbenzene, meta-divinylbenzene and para-divinylbenzene, (
  • C 1 -C 10 -alkyl (meth) acrylates examples include methyl (meth) acrylate,
  • Suitable ⁇ -hydroxy-C 2 -C 4 -alkylene (meth) acrylates are 4-hydroxybutyl (meth) acrylate, 3-hydroxypropyl (meth) acrylate and in particular 2-hydroxyethyl (meth) acrylate.
  • Particularly suitable monoethylenically unsaturated carboxylic acids are, for example, maleic acid, fumaric acid, E- and Z-crotonic acid, itaconic acid and in particular acrylic acid and methacrylic acid.
  • Examples of mono- or disubstituted with Ci-Cio-alkyl or di-Ci-Cio-amino-n-alkyl-C2-C4-alkylene-substituted (meth) acrylamide are N-methyl (meth) acrylamide, N, N-dimethyl (meth ) acrylamide, N-ethyl (meth) acrylamide, N, N-dimethylaminoethyl (meth) acrylamide and N, N-dimethylaminopropyl (meth) acrylamide.
  • organic crosslinked copolymers for core (a) for example, up to 25 mol%, preferably up to 20 mol% and at least 1 mol% of crosslinker with at least 75 mol%, preferably at least 80 mol% and especially preferably up to 99 mol% of one or more of the abovementioned monoethylenically unsaturated comonomers.
  • particles (B) further comprise a shell (b) comprising a crosslinked or crosslinkable-reactive copolymer, for example, of at least one ethylenically unsaturated carboxylic acid or at least one ester or amide of an ethylenically unsaturated carboxylic acid.
  • a crosslinked or crosslinkable-reactive copolymer for example, of at least one ethylenically unsaturated carboxylic acid or at least one ester or amide of an ethylenically unsaturated carboxylic acid.
  • particles (B) comprise a shell (b) which comprises a crosslinked copolymer capable of further crosslinking reactions, for example of at least one ethylenically unsaturated carboxylic acid or at least one ester or amide of an ethylenically unsaturated carboxylic acid, ie Cover comprises a so-called cross-linked copolymer.
  • one or more of the crosslinkers described above may be copolymerized into the relevant copolymer, for example up to 7% by weight, based on the total weight of particles (B), preferably 0, 1 to 5 wt .-%.
  • Crosslinkable copolymers are, for example, those copolymers which, under the conditions of the thermal treatment, undergo a reaction in a further step of the process according to the invention and crosslink thereby.
  • those copolymers are suitable which contain copolymerized one or more comonomers with epoxide groups, NH-CH2 ⁇ H groups or acetoacetyl groups.
  • Particularly suitable comonomers with epoxide groups are, for example, mono- or diglycidyl esters of itaconic acid, maleic acid, fumaric acid, and glycidyl esters of E- and Z-crotonic acid and in particular of acrylic acid and of methacrylic acid.
  • Particularly suitable comonomers with NH-CH2 ⁇ H groups are, for example, reaction products of formaldehyde with monoethylenically unsaturated carboxylic acids, in particular N-methylolacrylamide and N-methylolmethacrylamide.
  • Particularly suitable comonomers with acetoacetyl groups are, for example, (meth) acrylates of alcohols of the general formula I. in which
  • R 1 is selected from unbranched or branched C 1 -C 10 -alkyl, such as methyl,
  • suitable comonomers for the preparation of shell (b) are, for example, vinylaromatic compounds, C 1 -C 10 -alkyl (meth) acrylates, ⁇ -hydroxy-C 2 -C 4 -alkylene (meth) acrylates and (meth) acrylic acid.
  • core (a) or shell (b) or core (a) and shell (b) comprise an anionic copolymer or different anionic copolymers, respectively.
  • anionic copolymers are understood as meaning those copolymers which are prepared from ethylenically unsaturated compounds which are free-radically polymerizable and of which one (a so-called anionic comonomer) carries at least one group which can be deprotonated in aqueous formulation, for example (meth) acrylic acid or vinylphosphonic acid.
  • core (a) or shell (b) or core (a) and shell (b) comprise a cationic copolymer or different cationic copolymers, respectively.
  • cationic copolymers are to be understood as meaning those copolymers which are prepared from ethylenically unsaturated compounds which are free-radically polymerizable and of which one (a so-called cationic comonomer) per molecule has at least one protonatable group in aqueous formulation carries, for example, one or more nitrogen atoms with a free electron pair, or contain cationic groups such as quaternary nitrogen atoms incorporated in the polymer chain.
  • cationic copolymers are present in acidic conditions, for example at pH values of 6 or less, in at least partially protonated form.
  • cationic copolymers may be understood as meaning those copolymers which contain as one of the comonomers one or more amides of at least one ethylenically unsaturated carboxylic acid, for example (meth) acrylamide in copolymerized form.
  • cationic copolymers are copolymers which are composed of at least one nonionic comonomer, for example a vinyl aromatic compound such as, for example, Example, styrene or at least one Ci-C2o-alkyl ester of at least one ethylenically unsaturated carboxylic acid, and at least one comonomer having at least one protonierbares bares or quaternized nitrogen atom per molecule.
  • nonionic comonomer for example a vinyl aromatic compound such as, for example, Example, styrene or at least one Ci-C2o-alkyl ester of at least one ethylenically unsaturated carboxylic acid
  • Cationic copolymers in the context of the present invention may also contain one or more anionic comonomers, such as, for example, (meth) acrylic acid or crotonic acid in copolymerized form. If cationic copolymers also contain at least one anionic monomer in copolymerized form, the molar fraction of cationic comonomers is always higher than the molar fraction of anionic comonomers, for example by 0.5 mol%, based on the total cationic copolymer, preferably at least 1 mol% , particularly preferably 1, 5 to 20 mol%.
  • anionic comonomers such as, for example, (meth) acrylic acid or crotonic acid in copolymerized form.
  • the present invention has shell (b) or in case (b) contained cross-linked or capable of crosslinking reactions copolymer has a glass transition temperature T 9 in the range of -50 to +30 0 C, preferably from -20 to +30 0 C.
  • Particles (B) comprising a core (a) and at least one shell (b) other than core (a) can be prepared in various ways, for example by multi-stage emulsion polymerization with one or more free-radical initiators in the presence of one or more emulsifiers by a gradient gradient emulsion polymerization.
  • the core (a) is first synthesized and then the shell (b) is modified with a modified comonomer composition.
  • core (a) by a seed polymerization emulsion polymerization, that is to say initially add one or more water-insoluble polymers such as polystyrene in very small particles, for example having a mean diameter of 10 to 30 nm (number average) ) which then promote droplet formation during copolymerization.
  • a seed polymerization emulsion polymerization that is to say initially add one or more water-insoluble polymers such as polystyrene in very small particles, for example having a mean diameter of 10 to 30 nm (number average) ) which then promote droplet formation during copolymerization.
  • Aqueous formulations according to the invention may further comprise at least one water repellent (C).
  • water repellents (C) are selected from
  • Suitable halogen-containing organic (co) polymers (C1) are, for example, chlorinated and in particular fluorinated (co) polymers which are prepared by free-radical (co) polymerization of one or more mono- or polyhalogenated, preferably chlorinated and particularly preferably fluorinated (co) monomers can be.
  • halogenated (co) monomers are fluorine-containing olefins such as, for example, vinylidene fluoride, trifluorochloroethylene, tetrafluoroethylene, hexafluoropropylene, vinyl esters of fluorinated or perfluorinated C 3 -C 20 -carboxylic acids, as described, for example, in US Pat. Nos.
  • (meth) acrylic esters of fluorinated or perfluorinated alcohols such as fluorinated or perfluorinated C3-Ci4-alkyl alcohols, such as (meth) acrylic ester of HO-CH 2 -CH 2 -CF 3, HO-CH 2 -CH 2 -C 2 F 5, HO-CH 2 -CH 2 -NC 3 F 7 , HO-CH 2 -CH 2 -iso-C 3 F 7 , HO-CH 2 -CH 2 -nC 4 F 9 , HO-CH 2 -CH 2 -n-C 6 Fi 3 , HO -CH 2 -CH 2 -nC 8 Fi7, HO-CH 2 -CH 2 -OnC 6 Fi 3 , HO-CH 2 -CH 2 -OnC 8 Fi 7 , HO-CH 2 -CH 2 -CH 2 -n-CioF 2 i , HO-CH 2 -CH 2 -CH 2 -CF 3
  • copolymers of, for example, (meth) acrylic acid and / or C 1 -C 20 -alkyl esters of (meth) acrylic acid or glycidyl (meth) acrylate with esters of the formula II are also copolymers of, for example, (meth) acrylic acid and / or C 1 -C 20 -alkyl esters of (meth) acrylic acid or glycidyl (meth) acrylate with esters of the formula II
  • R 2 CH 3 , C 2 H 5 , R 3 is hydrogen, CH 3 , C 2 H 5 , x is an integer in the range of 4 to 12, preferably 6 to 8, y is an integer Number in the range of 1 to 1 1, preferably 1 to 6,
  • copolymers which are suitable as hydrophobizing agents (C) are copolymers of (meth) acrylic acid esters of fluorinated, in particular perfluorinated C 3 -C 12 -alkyl alcohols, for example HO-CH 2 -CH 2 -CF 3 , HO-CH 2 -CH 2 -C 2 F 5 , HO-CH 2 -CH 2 -nC 3 F 7 , HO-CH 2 -CH 2 -iso-C 3 F 7 , HO-CH 2 -CH 2 -nC 4 F 9 , HO-CH 2 -CH 2 -n - C 6 Fi 3 , HO-CH 2 -CH 2 -nC 8 Fi7, HO-CH 2 -CH 2 -OnC 6 Fi 3 , HO-CH 2 -CH 2 -OnC 8 Fi
  • fluorinated (co) polymers which are suitable as halogen-containing organic (co) polymers (C1) are described, for example, in DE 199 120 810.
  • Halogen-containing (co) polymer (C1) is used to carry out the process according to the invention in preferably uncrosslinked form, but it can crosslink during drying.
  • paraffins (C2) may, for example, be liquid or solid at room temperature and be of natural or preferably synthetic origin.
  • Preferred paraffins (C2) are synthetic paraffins such as, for example, Fischer-Tropsch waxes, low-pressure polyethylene waxes, for example produced with the aid of Ziegler-Natta catalysts or metallocene catalysts, furthermore partially oxidized low-pressure polyethylene waxes having an acid number in the range from 1 to 150 mg KOH / g paraffin, determined to DIN 53402, whereby low-pressure polyethylene waxes not only homopolymer waxes of ethylene, but also copolymers of polyethylene with a total of up to 20 wt .-% comonomer such as propylene, 1-butene, 1-pentene, 1-hexene, 1-octene, 1-decene or 1-dodecene and in particular so-called paraffin waxes and isoparaffin
  • paraffin waxes are in connection with the present invention, in particular solid at room temperature, in the range of 40 to 80 0 C, preferably 50 to 75 ° C paraffins melting, ie saturated hydrocarbons, branched or unbranched, cyclic or preferably acyclic, individually or preferably as Mixture of several saturated hydrocarbons.
  • Paraffin waxes in the context of the present invention are preferably composed of saturated hydrocarbons having 18 to 45 carbon atoms
  • isoparaffins in the context of the present invention are preferably composed of saturated hydrocarbons having 20 to 60 carbon atoms per molecule.
  • Suitable hydrophobizing agents (C) are linear or heterocyclic, preferably heteroaromatic compounds having at least one Cio-C ⁇ o-alkyl group, preferably having a Ci2-C4o-alkyl group per molecule (C3), hereinafter also referred to as compound (C3), wherein the Cio-C6o-alkyl group (s) may be different or preferably identical and branched or preferably unbranched.
  • Such compounds (C3) which can at least when heated to temperatures in the range of 120 to 200 0 C, at least one fatty amine or release a fatty alcohol, that is an amine or an alcohol having a Cio-C ⁇ o alkyl group are preferred.
  • R 4 is selected from Cio-C ⁇ o-alkyl, branched or preferably unbranched, for example n-CioH2i, n-Ci2H25, n-Ci4H29, n-Ci6H33, n-Ci ⁇ H 3 7, n-C2oH4i, n-CsoH ⁇ i, n-C40H81, n-C ⁇ oHioi, n-C6oHi2i, and
  • R 10 -OCH 2 wherein R 10 is selected C 10 -C 30 -alkyl, branched or preferably unbranched, for example n-CioH 2 - ⁇ , n-Ci2H25, nC-uHb ⁇ , n-Ci6H33, nC-i8H 37 , n-
  • R 5 to R 9 are different or preferably identical and are selected from hydrogen, R 4, CH 2 OH, CH 2 -0-Ci-Cio-alkyl, in particular CH 2 -OCH 3, CH 2 -OC 2 H 5,
  • CH 2 -OnC 4 H 9 CH 2 -OCH 2 CH 2 OH, CH 2 -OCH 2 CH 2 0-Ci-Cio-alkyl, in particular CH 2 -OCH 2 CH 2 OCH 3 , CH 2 -OCH 2 CH 2 OC 2 H 5 , CH 2 -OCH 2 CH 2 OnC 4 H 9, CH2 (OCH 2 CH 2) 2 O-H, CH2 (OCH 2 CH 2) 2 ⁇ -Ci-Cio-alkyl, in particular CH 2 - (OCH 2 CH 2) 2 ⁇ CH3, CH 2 - (OCH 2 CH 2) 2OC2H5, and CH 2 - (OCH 2 CH 2) 2 O n C 4 H 9.
  • silicones (C4) are compounds of the general formula V
  • R 14 selected from Si (CH 3 ) 3 and hydrogen, X selected from Ci-C 4 -AlkVl, in particular methyl, furthermore hydrogen, epoxide groups, in particular
  • NH 2 aminoalkylene, preferably ⁇ -aminoalkylene, in particular (CH 2) W -NH 2, where w is a number in the range of 1 to 20, preferably 2 to 10 and wherein one or more preferably non-adjacent CH 2 groups replaced by oxygen or NH could be.
  • Examples of X are CH 2 -NH 2 , CH 2 CH 2 -NH 2 , (CH 2 ) 3 -NH 2 , (CH 2 ) 4 -NH 2 , (CH 2 ) 6 -NH 2 , (CH 2 ) 3 -NH- (CH 2 ) 2 -NH 2 , (CH 2 ) 2 -NH- (CH 2 ) 3 -NH 2 .
  • the units [Si (CH 3 ) 2 -O] and [SiX (CH 3 ) -O] may be arranged, for example, blockwise or randomly.
  • n and n are each integers.
  • the sum of n and m can be in the range from 30 to 2000, preferably 50 to 1500.
  • m is greater than n. More preferably, n is in the range of 1 to 10, especially when X is other than CH3, and m is selected accordingly.
  • the hydrophobizing agent (C) used is a combination of at least one paraffin (C2) and at least one compound (C3).
  • Aqueous formulations according to the invention may be in the form of aqueous suspensions or emulsions or dispersions, preference being given to aqueous liquors.
  • Aqueous formulations according to the invention and in particular aqueous liquors may have a solids content in the range from 10 to 70% by weight, preferably from 30 to 50% by weight.
  • aqueous formulations and preferably aqueous liquors, have a pH in the range of 2 to 9, preferably 3.5 to 7.5.
  • a further subject of the present invention is the use of aqueous formulations according to the invention for coating surfaces.
  • a further subject of the present invention is a process for coating surfaces using aqueous formulations according to the invention, hereinafter also referred to as coating process according to the invention.
  • surfaces in the sense of the present invention may consist of any materials and belong to any objects.
  • surfaces are those of flexible substrate.
  • Particularly preferred are surfaces of fibrous materials such as paper, paperboard, leather, imitation leather, Alcan tara, and in particular surfaces are surfaces of textiles, i. they are textile surfaces.
  • textiles are to be understood as meaning textile fibers, textile fibers and finished goods and finished goods produced therefrom, which in addition to textile
  • carpets and other home textiles as well as technical textiles may also be used in the clothing industry.
  • This also includes unshaped structures such as flakes, linear structures such as twines, threads, yarns, lines, cords, ropes, threads and body structures such as felts, fabrics, nonwovens and wadding.
  • Textiles in the context of the present invention can be of natural origin, for example cotton, wool or flax, or synthetic, for example polyamide, polyester, modified polyester, polyester blends, polyamide blends, polyacrylonitrile, triacetate, acetate, polycarbonate, polypropylene, polyvinyl chloride, polyester microfibers and fiberglass fabrics , Particularly preferred are textiles made of cotton.
  • one surface (side) can be coated according to the invention and the other not, or both surfaces (sides) can be coated by the process according to the invention. So it may, for example, in some items of clothing such.
  • Workwear be useful to coat the outer surface by the process of the invention and the inside (body side) not; and on the other hand, it may be useful to coat both sides (top and bottom) of some technical textiles such as awnings by the method according to the invention.
  • the temperature for carrying out the coating method according to the invention is not critical per se.
  • the temperature may be in the range of 10 to 60 ° C. or even higher, preferably 15 to 30 ° C.
  • the coating method according to the invention can be carried out, for example, by single or multiple spraying, dropping, pouring, printing, plasma deposition or padding.
  • the liquor pickup can be selected such that a liquor pickup of 25% by weight to 95% by weight, preferably 60%, is achieved by the coating process according to the invention 90% by weight results.
  • the coating process according to the invention is carried out in conventional machines which are used for finishing textiles, for example foulards.
  • Foulards with vertical textile infeed which contain as an essential element two rollers pressed onto one another, through which the textile is guided, are preferred.
  • aqueous formulation is preferably filled in and wets the textile. The pressure squeezes off the textile and ensures a constant application.
  • textile is first passed through a dip bath and then upwards by two rollers which are pressed onto one another. In the latter case one speaks also of foulards with vertical Textileinzug from below.
  • Foulards are described, for example, in Hans-Karl Rouette, "Handbuch der Textilveredlung", Deutscher fraverlag 2003, p. 618-620.
  • the surface is treated thermally.
  • the thermal treatment can cause a drying.
  • the thermal treatment can continue to cause crosslinking reactions.
  • the thermal treatment is carried out at a temperature which is below the melting point of core (a).
  • the thermal treatment can be carried out, for example, at temperatures in the range from 20 to 200 ° C.
  • thermal treatment it is possible to work, for example, at atmospheric pressure. However, one can instead work at reduced pressure, for example at a pressure in the range of 1 to 850 mbar.
  • temperatures in the range of 30 to 200 0 C are, for example, preferably 120 to 180 ° C, particularly preferably 150 to 170 0 C.
  • thermal treatment can work continuously or discontinuously.
  • duration of the thermal treatment can be chosen within wide limits. Typically, one can thermally treat for about 1 second to about 30 minutes, more preferably 10 seconds to 3 minutes.
  • the aqueous formulation used to carry out the process according to the invention comprises one or more auxiliaries (D), for example up to 10% by weight, based on total preferably aqueous formulation.
  • auxiliaries (D) are selected from biocides, thickeners (thickeners), Foam inhibitors, wetting agents, plasticizers, handle modifiers, fillers, crosslinkers (hardeners) and film formers.
  • a biocide suitable as excipient (D) is, for example, 1,2-benzisothiazolin-3-one ("BIT”) (commercially available as Proxel® brand from Avecia Lim.) And its alkali metal salts, other suitable biocides are 2- Methyl-2H-isothiazol-3-one (“MIT”) and 5-chloro-2-methyl-2H-isothiazol-3-one (“CIT”) Generally, 10 to 150 ppm of biocide are sufficient, based on preferably aqueous Formulation.
  • BIT 1,2-benzisothiazolin-3-one
  • MIT 2- Methyl-2H-isothiazol-3-one
  • CIT 5-chloro-2-methyl-2H-isothiazol-3-one
  • Suitable synthetic thickeners are poly (meth) acrylic compounds, polycarboxylic acids, polyethers, polyimines, polyamides and polyurethanes, in particular copolymers with 85 to 95% by weight of acrylic acid, 4 to 15% by weight of acrylamide and about 0.01 to 1% by weight .-% of the (meth) acrylamide derivative of the formula VI
  • M w molecular weights in the range of 100,000 to 200,000 g / mol, in which R 11 is methyl or preferably hydrogen.
  • thickeners of natural origin include: agar-agar, carrageenan, modified starch and modified cellulose.
  • thickener from 0 to 10% by weight, based on the aqueous formulation used in the process according to the invention, of thickener can be used, preferably from 0.05 to 5% by weight and more preferably from 0.1 to 3% by weight.
  • auxiliaries (D) foam inhibitors are liquid silicones at room temperature, not ethoxylated or mono- or poly-ethoxylated to name a few.
  • wetting agents suitable as auxiliaries (D) are alkylpolyglycosides, alkylphosphonates, alkylphenylphosphonates, alkylphosphates and alkylphenyl phosphates.
  • plasticizers suitable as auxiliaries (D) are ester compounds selected from the groups of the aliphatic or aromatic di- or polycarboxylic acids completely esterified with alkanols and the phosphoric acid which is at least monoesterified with alkanol.
  • alkanols are C 1 -C 10 -alkanols.
  • alkanol completely esterified aromatic di- or polycarboxylic acids are completely esterified with alkanol phthalic acid, isophthalic acid and mellitic acid; Examples thereof include: di-n-octyl phthalate, di-n-nonyl phthalate, di-n-decyl phthalate, di-n-octyl isophthalate, di-n-nonyl isophthalate, di-n-decyl isophthalate.
  • Preferred examples of aliphatic di- or polycarboxylic acids completely esterified with alkanol are, for example, dimethyl adipate, diethyl adipate, diisobutyl adipate, dimethyl glutarate, diethyl glutarate, di-n-glutarate, diisobutyl glutarate, succinic acid, succinic acid, succinic acid. butyl ester diisobutyl succinate and mixtures of the abovementioned compounds.
  • Preferred examples of at least monoesterified with alkanol phosphoric acid are Ci-Cio-alkyl-di-C6-Ci4-aryl-phosphates such as isodecyldiphenyl phosphate.
  • plasticizers are at least monosubstituted or monosubstituted aliphatic or aromatic diols or polyols with C1-C10-alkylcarboxylic acid.
  • Preferred examples of aliphatic or aromatic di- or polyols which are at least monoesterified by C 1 -C 10 -alkylcarboxylic acid are 2,2,4-trimethylpentane-1,3-diol monoisobutyrate.
  • polyesters obtainable by polycondensation of aliphatic dicarboxylic acid and aliphatic diol, for example adipic acid or succinic acid and 1,2-propanediol, preferably with an M w of 200 g / mol, and polypropylene glycol alkylphenyl ether, preferably with an M w of 450 g / mol.
  • plasticizers are polypropylene glycols having a molecular weight M w in the range from 400 to 800 g / mol, etherified with two different alcohols, wherein preferably one of the alcohols may be an alkanol, in particular a C 1 -C 10 -alkanol and the other alcohol is preferably an aromatic alcohol may be, for example, o-cresol, m-cresol, p-cresol and in particular phenol.
  • Fillers suitable as excipient (D) are, for example, melamine and pigments in particulate form.
  • suitable handle improvers are, for example, silicone emulsions to call, i. aqueous emulsions of silicones, which may preferably carry hydrophilic groups such as OH groups or alkoxylate groups.
  • Crosslinking agents (hardeners) suitable as auxiliary (D) are, for example, etherified with preferably linear C 1 -C 4 -alkanol, optionally etherified condensation products of urea, glyoxal and formaldehyde, in particular two to four times etherified with methanol or ethanol
  • crosslinkers which are suitable as auxiliary (D) are isocyanurates and in particular hydrophilicized isocyanurates and mixed hydrophilized diisocyanates / isocyanurates, for example isocyanate of hexamethylene diisocyanate (HDI) reacted with C 1 -C 4 -alkylpolyethyleneglycol.
  • suitable crosslinkers are known, for example, from EP-A 0 486 881.
  • Suitable auxiliary (D) film former (film-forming aid) is exemplified by diethylene glycol.
  • the surface to be coated is treated with a primer (E) before the actual coating, and then with at least one aqueous formulation according to the invention.
  • primer (E) provides the surface to be coated according to the invention with charge which is opposite to the charge of particles (B) and in particular its shell (b). If, for example, it is desired to use those particles (B) whose shell (b) is cationic, it is advantageous to use a primer (E) which is anionic. wishes on the other hand, to use those particles (B) whose shell (b) is anionic, it is advantageous to provide a primer (E) which is cationic.
  • Suitable primers (E) may be, for example, polymeric or non-polymeric in nature.
  • suitable polymeric primers may have a number average molecular weight in the range of 5,000 to 500,000 g / mole.
  • cationic primer (E) may be mentioned, for example, polyethyleneimine and particularly aminosiloxanes such as siloxanes (CH2) W is NH-R 12 group, at least one, where w is an integer ranging from 1 to 10, especially 2 to 7 and R 12 is selected from hydrogen, preferably linear C 1 -C 4 -alkyl and (CH 2) W NH-R 13 , where R 13 is selected from hydrogen and preferably linear C 1 -C 4 -alkyl, furthermore polyvinylimidazole.
  • Further suitable cationic primers (E) are polymers of diallyldi-C 1 -C 4 -alkylammonium halide, in which C 1 -C 4 -alkyl is preferably linear.
  • Suitable cationic primers (E) are reaction products of equimolar amounts of preferably cyclic diamines with epichlorohydrin and an alkylating agent such as, for example, dimethyl sulfate, C 1 -C 10 -alkyl halide, in particular methyl iodide, or benzyl halide, in particular benzyl chloride.
  • Such reaction products may have molecular weights M w in the range from 1,000 to 1,000,000 g / mol and are structured as follows, illustrated by way of example of the reaction products of equimolar amounts of piperazine with epichlorohydrin and benzyl chloride:
  • Suitable anionic primers (E) are, for example, homo- or copolymers of anionic monomers, in particular of ethylenically unsaturated sulfonic acids, ethylenically unsaturated amine oxides or (meth) acrylic acid, optionally with one or more C 1 -C 10 -alkyl esters of (meth) acrylic acid.
  • Further suitable anionic see primers are for example anionic polyurethanes, which are in the context of the present invention, such polyurethanes containing per molecule at least one sulfonic acid group or carboxylic acid group, can be prepared, for example, using 1, 1-dimethylolpropionic acid. If it is desired to use one or more primers (E), it is preferred to use it in aqueous formulation and to apply it before coating with particles (B). Examples of suitable working techniques include spraying, sprinkling and, in particular, padding.
  • primer (E) and before coating with film-forming (co) polymer (A) and particles (B) can be thermally treated, wherein the conditions of the thermal treatment correspond to the conditions described above.
  • a cationic primer (E) is applied to cotton surface, optionally treated thermally and then coated with an aqueous formulation according to the invention.
  • no primer (E) is applied to cotton surface and immediately coated with aqueous formulation according to the invention. Then you treat each thermally.
  • an anionic primer (E) is applied to the polyester surface, optionally treated thermally and then coated with an aqueous formulation according to the invention. Then you treat thermally.
  • Another object of the present invention are coated surfaces prepared by the method according to the invention.
  • a further subject of the present invention are surfaces coated with filmed (co) polymer (A), particles (B) comprising a core (a) and at least one shell (b) other than core (a), and optionally at least one Hydrophobizing agent (C).
  • Surfaces according to the invention can advantageously be produced by the coating process according to the invention.
  • Surfaces according to the invention are structured and have a water-repellent effect and show little tendency to become soiled.
  • optionally used adjuvant (D) or adjuvants (D) are deposited on surfaces according to the invention not or only in traces and thus substantially lack the coated surfaces according to the invention.
  • surface according to the invention is characterized in that the treatment effects a coating which may be uneven or preferably uniform. It is understood uniformly that the structuring is regular, uneven, that the structuring is irregular, ie one observes structured areas and non-structured areas of the surface.
  • surfaces according to the invention have a coating with an average thickness in the range from 50 nm to 5 ⁇ m, preferably 100 nm to 1 ⁇ m, particularly preferably up to 500 nm.
  • the coating applied according to the invention has a coverage in the range of 0.2 to 10 g / m 2 , preferably 1 to 2 g / m 2 .
  • surfaces according to the invention are surfaces of textiles.
  • Textile surfaces according to the invention not only have good hydrophobicity and are dirt-repellent, but also have good resistances, in particular washing resistance.
  • a further subject of the present invention is a process for the preparation of aqueous formulations according to the invention, also referred to below as preparation process according to the invention.
  • the production process according to the invention can be carried out in such a way that one
  • (D) optionally at least one excipient and water mixed together in any order.
  • Particles (B) can be prepared for example by emulsion polymerization, for. B. by stepwise emulsion or by emulsion polymerization with Gradientenfahrweise.
  • Suitable comonomers for preparing core (a) and shell (b) of particles (B) are described above.
  • the reaction is preferably carried out using at least one initiator.
  • At least one initiator may be a peroxide.
  • suitable peroxides are alkali metal roxodisulfates such as, for example, sodium peroxodisulfate, ammonium peroxodisulfate, hydrogen peroxide, organic peroxides such as diacetyl peroxide, di-tert-butyl peroxide, diamyl peroxide, dioctanoyl peroxide, didecanoyl peroxide, dilauroyl peroxide, dibenzoyl peroxide, bis (o-toluyl) peroxide, succinyl peroxide, tert-butyl peracetate, tert.
  • azo compounds such as azobisisobutyronitrile, azobis (2-amidopropane) dihydrochloride and 2,2'-azobis (2-methylbutyronitrile).
  • Redox initiators are also suitable for carrying out the preparation process according to the invention, for example from peroxides and oxidizable sulfur compound.
  • peroxides and oxidizable sulfur compound are particularly preferred.
  • systems of acetone disulfite and organic peroxide such as tert-C4H9-OOH, Na 2 S 2 Os (sodium disulfite) and organic peroxide such as tert-C4H 9 -OOH or NaO-CH 2 SO 2 H and organic peroxide such as tert C 4 H 9 -OOH.
  • systems such as ascorbic acid / H 2 O 2 are particularly preferred.
  • the temperature for carrying out the preparation process according to the invention can be temperatures in the range of 20 to 105 0 C, preferably select 50 to 85 ° C. The advantageously selected temperature depends on the decay characteristic of the initiator used or the initiators used.
  • the pressure conditions for carrying out the production process according to the invention are generally not critical, suitable, for example, pressures in the range of atmospheric pressure to 10 bar.
  • emulsifier which may be anionic, cationic or nonionic and which may be selected from those listed under emulsifiers (C).
  • a core (a) is first prepared by emulsion polymerization. Core (a) already precipitates in particulate form in the reaction mixture. However, it dispenses with the purification of core (a) and sets to the reaction mixture comonomers, optionally further initiator or other initiators and optionally emulsifier and in this way produces shell (b), which is polymerized directly on core (a).
  • shell (b) and core (a) are in many cases not only physically linked but covalently linked together.
  • one deodorises for example chemically, by addition of further initiator after the end of the addition of comonomer.
  • the glass transition temperature T 9 was determined using a DSC822 (TA8200 series) from Mettler-Toledo with a TSO 801 RO autosampler.
  • the DSC device was equipped with a temperature sensor FSR5. It was worked according to DIN 53765.
  • the second heating curve of the evaluation was used. Cool each to -1 10 0 C, heating rate: 20 ° C / min, heating to 150 0 C, hold for 5 minutes at 150 0 C, then cooling to -110 ° C, heating rate: 20 ° C / min, heating to 150 0 C.
  • the particle diameter distribution of particles (B) was determined in each case by Coulter Counter from Malvern according to ISO 13321.
  • D MAP MAM N, N-dimethylaminopropylmethacrylamide
  • DMAPMAM N, N-dimethylaminopropylmethacrylamide
  • DMAPMAM N, N-dimethylaminopropylmethacrylamide
  • a suspension was prepared in a 5 l kettle with stirrer, nitrogen inlet and three metering devices, obtained by mixing 300 ml of demineralized water, 1 g of formic acid, 51.5 g of mixture 1.2.1 and 15 g of compound of formula VII ( as) as a 40% by weight solution in water.
  • the thus-available emulsion was passed nitrogen over a period of one hour. Subsequently, the emulsion became heated to 75 ° C. 10 ml of mixture I.2.2 was added and the polymerization started. Thereafter, the addition of the remainder of mixture 1.2.1 and mixture I.2.2 was started simultaneously. Mixture 1.2.1 was added within 2 hours, mixture I.2.2 within 2 hours 45 minutes. During the addition, the temperature was maintained at 75 ° C. After completing the addition of mixture 1.2.2, stirring was continued for a further 15 minutes at 75 ° C. to give core (a.1).
  • mixture 1.2.3 and mixture 1.2.4 were started simultaneously.
  • Mixture I.2.3 was added within 2 hours, mixture I.2.4 within 2 hours 15 minutes.
  • the temperature was maintained at 75 ° C.
  • the mixture was stirred for 15 minutes at 75 ° C and then for deodorizing simultaneously a solution of 2.6 g of tert-butyl hydroperoxide (70 wt .-% in water), diluted with 30 ml of distilled water, and a solution of 13.8 g of acetone disulfite (13% by weight in water), diluted with 30 ml of distilled water, added over a period of 60 minutes.
  • the mixture was stirred for 15 minutes at 75 ° C and then for deodorizing simultaneously a solution of 2.1 g of tert-butyl hydroperoxide (70 wt .-% in water), diluted with 30 ml of distilled water, and a solution of 1.5 g of HO-CH 2 SO 2 Na, diluted with 30 ml of distilled water, added over a period of 60 minutes. Thereafter, it was stirred for another 30 minutes at 75 ° C.
  • Particles (B.1) and (B.2) are each cationic particles.
  • Table 1 Composition of the formulations according to the invention and comparative formulations
  • Cotton 1 m ⁇ 30 cm, 100% cotton fabric, bleached, not mercerized, twill weave, basis weight 196 g / m 2 ("BW").
  • Foulard Manufacturer Fa. Mathis, type no. HVF12085, contact pressure 1, 6 bar. The contact pressure was adjusted so that the liquor pick-up (based on the goods weight) was 81%. The fleet had room temperature, unless stated otherwise.
  • Dryer continuous dryer from Mathis THN 12589 Test procedure:
  • Spray test AATCC 22-2001, oil grade: AATCC 1 18-2002, hydrophobing: AATCC 193- 2004, smoothness: AATCC 124-2001
  • Washing conditions wash at 30 0 C, 15 g / l of a mild detergent (FEWA) Washing machine: Miele Novotronic T440C, setting: tumble dry, iron dry.
  • FEWA mild detergent
  • BW was padded with an aqueous liquor according to Table 1 (1st step). It was dried on a tenter for two minutes at 1 10 ° and then treated over a period of 2 minutes at 160 0 C in an oven.
  • Inventive textile BW.1 to BW.4 or comparative textile V-BW.5 to V-BW.7 according to Table 2 were obtained.
  • Table 2 Treated textiles and their properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Textile Engineering (AREA)
  • Nanotechnology (AREA)
  • Paints Or Removers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

L'invention concerne des formulations aqueuses contenant (A) au moins un (co)polymérisat filmogène, (B) des particules comportant un noyau (a) et au moins une enveloppe (b) différente du noyau (a), et éventuellement (C) au moins un agent hydrophobant.
EP07822610A 2006-11-17 2007-11-15 Formulations aqueuses et leur utilisation Withdrawn EP2092110A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP07822610A EP2092110A2 (fr) 2006-11-17 2007-11-15 Formulations aqueuses et leur utilisation

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP06124353 2006-11-17
EP07822610A EP2092110A2 (fr) 2006-11-17 2007-11-15 Formulations aqueuses et leur utilisation
PCT/EP2007/062363 WO2008059007A2 (fr) 2006-11-17 2007-11-15 Formulations aqueuses et leur utilisation

Publications (1)

Publication Number Publication Date
EP2092110A2 true EP2092110A2 (fr) 2009-08-26

Family

ID=38996576

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07822610A Withdrawn EP2092110A2 (fr) 2006-11-17 2007-11-15 Formulations aqueuses et leur utilisation

Country Status (6)

Country Link
US (1) US20100040790A1 (fr)
EP (1) EP2092110A2 (fr)
JP (1) JP2010510395A (fr)
CN (1) CN101535560A (fr)
BR (1) BRPI0721548A2 (fr)
WO (1) WO2008059007A2 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012007438A1 (de) * 2012-04-13 2013-10-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Thermotrope Partikel, Verfahren zu deren Herstellung und deren Verwendung sowie diese enthaltende dotierte Polymere
WO2014014453A1 (fr) * 2012-07-18 2014-01-23 Hewlett-Packard Development Company, L.P. Support d'impression de tissu
KR101878452B1 (ko) * 2016-04-26 2018-07-17 벤텍스 주식회사 박막형 고수분전이 섬유시트
US12091574B2 (en) 2019-07-26 2024-09-17 Jiangsu Favored Nanotechnology Co., Ltd. Hydrophobic surface coating and preparation method therefor
CN110665768B (zh) * 2019-07-26 2022-04-26 江苏菲沃泰纳米科技股份有限公司 防水纳米膜及其制备方法、应用和产品
WO2021225769A1 (fr) * 2020-05-08 2021-11-11 Rohm And Haas Company Dispersion aqueuse de particules de pigment opacifiant
US11407345B2 (en) 2020-05-28 2022-08-09 Lear Corporation Silicone-filled capsules for trim coatings

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732370A (en) * 1956-01-24 Polymers
US2642416A (en) * 1950-05-26 1953-06-16 Minnesota Mining & Mfg Fluorinated acrylates and polymers
US2592069A (en) * 1951-03-05 1952-04-08 Minnesota Mining & Mfg Fluorocarbon vinyl esters and polymers
US3239557A (en) * 1962-01-18 1966-03-08 Du Pont Process for converting halides to esters
US3354022A (en) * 1964-03-31 1967-11-21 Du Pont Water-repellant surface
US3462296A (en) * 1966-07-22 1969-08-19 Du Pont Fluorinated oil- and water-repellent copolymer and process for treating fibrous materials with said copolymer
CA1298013C (fr) * 1986-11-06 1992-03-24 Martin Vogel Mode de preparation de dispersions de particules a cellules polymeriques et insolubles dans l'eau
DE68920894T2 (de) * 1988-03-08 1995-09-21 Asahi Glass Co Ltd Wasser und Öl abweisende Zusammensetzung.
GB9207646D0 (en) * 1992-04-08 1992-05-27 Merck Patent Gmbh Surface coating medium
DE19833062A1 (de) * 1998-07-22 2000-02-03 Elotex Ag Sempach Station Redispergierbares Pulver und dessen wäßrige Dispersion, Verfahren zur Herstellung sowie Verwendung
DE102004037752A1 (de) * 2004-08-04 2006-03-16 Cognis Deutschland Gmbh & Co. Kg Ausgerüstete Fasern und textile Flächengebilde
DE102005044521A1 (de) * 2005-09-16 2007-03-22 Basf Ag Verfahren zur Beschichtung von Oberflächen und dafür geeignete Partikel
DE102005044520A1 (de) * 2005-09-16 2007-03-22 Basf Ag Verfahren zur Behandlung von Oberflächen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2008059007A2 *

Also Published As

Publication number Publication date
WO2008059007A2 (fr) 2008-05-22
CN101535560A (zh) 2009-09-16
WO2008059007A3 (fr) 2008-10-16
US20100040790A1 (en) 2010-02-18
JP2010510395A (ja) 2010-04-02
BRPI0721548A2 (pt) 2014-02-18

Similar Documents

Publication Publication Date Title
EP1984556B1 (fr) Procede de traitement de substrats
EP0554667B1 (fr) Mélanges de copolymères fluorés
EP2092110A2 (fr) Formulations aqueuses et leur utilisation
EP1984555A1 (fr) Procede de traitement de substrats
EP1268919A1 (fr) Appret de fibres textiles, de tissus et de structures planes
WO2009112378A2 (fr) Microcapsules, leur production et leur utilisation
DE60315133T2 (de) Wässrige, filmbildende zusammensetzungen enthaltend alternierende copolymere des isobutylens
WO2018007549A1 (fr) Préparations en tant qu'agents d'hydrofugation
US20110124796A1 (en) Method for coating surfaces and suitable particles therefor
EP2152956A1 (fr) Procédé de traitement de surfaces
EP1597425A1 (fr) Procede d'impermeabilisation de matieres textiles
CN112313259B (zh) 官能化的多壁核壳颗粒
EP2108023B1 (fr) Particules sphériques, procédé de préparation de particules sphériques et leur utilisation
EP1929084A2 (fr) Procede de traitement de surfaces
EP1776501B1 (fr) Procede pour appreter des materiaux absorbants
TW202235525A (zh) 具有耐水壓提升效果的撥水性有機微粒子
EP4698569A1 (fr) Hydrophobisation de textiles à résistance au lavage
WO2015150213A1 (fr) Procédé de fabrication d'éléments de moulage

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090617

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20120112

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20120523