Process for improving fibrous material and composition therefor

Claim 1

A PROCESS FOR PRODUCING A FLOCK PRINT, WHICH COMPRISES CONTACTING A CELLULOSIC FABRIC WITH AN AQUEOUS COMPOSITION OF MATTER WHICH CONSISTS ESSENTIALLY OF THE FOLLOWING COMPONENTS: (A) A LATEX OF FLEXIBLE ELASTIC POLYMERIZATION PLASTIC WHICH HAS BEEN OBTAINED BY POLYMERIZATION OF ETHYLENICALLY UNSATURATED COMPOUNDS, (B) AN AQUEOUS DISPERSION OF A WATER-INSOLUBLE DERIVATIVE, WHICH IS SOLUBLE IN ORGANIC SOLVENTS, OF A CONDENSATION PRODUCT OF FORMALDEHYDE WITH AN AMINOTRIAZINECOMPOUND AND (C) A MEMBER SELECTED FROM THE GROUP CONSISTING OF WATER-SOLUBLE CONDENSATION PRODUCTS OF FORMALDEHYDE WITH AN AMINOTRIAZINE-COMPOUND, WATER-SOLUBLE CONDENSATION PRODUCTS OF FORMUALDEHYDE WITH AN UREA-COMPOUND AND WATER-SOLUBLE ETHERS OF SUCH CONDENSATION PRODUCTS, APPLYING FLOCK TO THE COATED FABRIC, DRYING THE MATERIAL AND HEATING IT TO HARDEN THE COMPOSITION APPLIED, THE COMPONENTS BEING USED IN THE FOLLOWING PROPORTIONS, THE PARTS BEING BY WEIGHT CALCULATED ON THE DRY-CONTENT OF THE COMPONENTS: PER 100 PARTS OF COMPONENT (A) ABOUT 60 PARTS OF COMPONENT 7B) AND ABOUT 25 TO 60 PARTS OF COMPONENT (C).