Textile sheet material

Abstract

A process for producing textile fabrics by applying one or more binder compositions to fibers is provided. The binder compositions include one or more polysaccharides and one or more polymers of vinyl acetate. The polymers of vinyl acetate are based on vinyl acetate to an extent of 50% to 90% by weight based on the total weight of the polymers of vinyl acetate.

1 - 18 . (canceled) 
     
     
         19 . A process for producing textile fabrics by applying one or more binder compositions to fibers, wherein the binder compositions comprise one or more polysaccharides and one or more polymers of vinyl acetate,
 wherein the polymers of vinyl acetate are based on vinyl acetate to an extent of 50% to 90% by weight based on the total weight of the polymers of vinyl acetate.   
     
     
         20 . The process for producing textile fabrics as claimed in  claim 19 , wherein polymers of vinyl acetate are additionally based on one or more monomers selected from the group comprising acrylic esters or methacrylic esters of branched or unbranched alcohols having 1 to 15 carbon atoms, dienes, olefins, vinyl aromatics, and vinyl halides. 
     
     
         21 . The process for producing textile fabrics as claimed in  claim 19 , wherein polymers of vinyl acetate are additionally based on one or more ethylenically unsaturated monomers bearing carboxyl, anhydride, silane, isocyanate, amide, hydroxyl, epoxy or NH groups. 
     
     
         22 . The process for producing textile fabrics as claimed in  claim 21 , wherein that monomers bearing carboxyl groups are selected from the group comprising acrylic acid, methacrylic acid, crotonic acid, itaconic acid, fumaric acid, and maleic acid, that monomers bearing anhydride groups are selected from the group comprising maleic anhydride and ethylenically unsaturated succinic anhydride derivatives, that monomers bearing silane groups are selected from the group comprising acryloyloxypropyltrialkoxy- and methacryloyloxypropyltrialkoxysilanes, vinyltrialkoxysilanes, and vinylmethyldialkoxysilanes, wherein it is possible for the alkoxy groups to be present for example in the form of ethoxy and ethoxypropylene glycol ether radicals, that monomers bearing hydroxy groups are selected from the group comprising hydroxyethyl acrylate and methacrylate, hydroxypropyl acrylate and methacrylate, and hydroxybutyl acrylate and methacrylate, that monomers bearing epoxy groups are selected from the group comprising glycidyl acrylate and glycidyl methacrylate, and that monomers bearing NH groups are selected from the group comprising acrylamide, methacrylamide, N-alkylol-functional comonomers having a C 1  to C 4  alkylol radical, C 1  to C 4  alkyl ethers of N-methylolacrylamide, of N-methylolmethacrylamide, and of N-methylolallyl carbamate, and C 1  to C 4  alkyl esters of N-methylolacrylamide, of N-methylolmethacrylamide, and of N-methylolallyl carbamate. 
     
     
         23 . The process for producing textile fabrics as claimed in  claim 19 , characterized in that polymers of vinyl acetate are additionally based on one or more ethylenically unsaturated monomers bearing NH groups selected from the group comprising N-methylolacrylamide, N-methylolmethacrylamide, N-methylolallyl carbamate, and C 1  to C 4  alkyl ethers of N-methylolacrylamide. 
     
     
         24 . The process for producing textile fabrics as claimed in  claim 19 , wherein polymers of vinyl acetate are stabilized with protective colloids. 
     
     
         25 . The process for producing textile fabrics as claimed in  claim 19 , wherein polymers of vinyl acetate are stabilized with emulsifiers. 
     
     
         26 . The process for producing textile fabrics as claimed in  claim 19 , wherein polymers of vinyl acetate are stabilized with nonionic emulsifiers. 
     
     
         27 . The process for producing textile fabrics as claimed in  claim 19 , wherein one or more polysaccharides are selected from the group comprising starch, glycogen, cellulose, cellulose derivatives, chitosan, chitin, hyaluronic acid, glycosaminoglycans, alginates, galactans, cane sugar, maltodextrin or products obtained by enzymatic or chemical cleavage or chemical modification of the abovementioned polysaccharides, glycoproteins and derivatives thereof, and polysaccharides based on glucose, sucrose, fructose, galactose, lactose, maltose or mannose. 
     
     
         28 . The process for producing textile fabrics as claimed in  claim 19 , wherein the binder compositions comprise one or more crosslinkers. 
     
     
         29 . The process for producing textile fabrics as claimed in  claim 28 , wherein the binder compositions comprise one or more catalysts. 
     
     
         30 . The process for producing textile fabrics as claimed in  claim 19 , wherein the fibers are natural, synthetic or other organic fibers, synthetic fibers being selected from the group comprising viscose, polyester, polyamide, polypropylene or polyethylene fibers or blends thereof or co-extrudates thereof, and natural fibers being selected from the group comprising wood, pulp, leather, fur, wool, cotton, jute, flax, hemp, coir, ramie, sisal and cellulose fibers. 
     
     
         31 . A textile fabric obtainable by the process as claimed in  claim 19 . 
     
     
         32 . The textile fabric as claimed in  claim 31 , wherein the textile fabric is biodegradable. 
     
     
         33 . A binder composition for textile fabrics comprising one or more polysaccharides and one or more polymers of vinyl acetate that are based on acetate and one or more ethylenically unsaturated monomers bearing carboxyl, anhydride, silane, isocyanate, amide, hydroxyl, epoxy or NH groups,
 wherein the polymers of vinyl acetate are based on vinyl acetate to an extent of 50% to 90% by weight based on the total weight of the polymers of vinyl acetate.   
     
     
         34 . The binder composition for textile fabrics as claimed in  claim 33 , wherein one or more crosslinkers are present. 
     
     
         35 . The binder composition for textile fabrics as claimed in  claim 34 , wherein one or more catalysts are present.