WATER-REDISPERSIBLE FILM-FORMING POLYMER POWDERS PREPARED FROM ETHYLENICALLY UNSATURATED MONOMERS AND CONTAINING NAPHTHALENESULPHONATES

摘要

the invention relates to a powder composition in water and redispersablewith at least one polymer forming insolublein the water, the polymer (a) is prepared from at least one monomerunsaturated ethylene and at least one -(b) of the general formula (i) wherein: x x x x x x x and x ', the same or different.is oh or nh2; y is residue, m +, with metalalkaline, x & = 0, x & = 0 and x + x '= 1; & & = 0.y '& = 0, and y + y' & = 1.