Patent ID: 8735474

Claim:
A composition comprising a) at least one flame retardant selected from the group consisting of salts of phosphinic acids, where the phosphinic acids are of formulae I or II in which R 1 , R 2 represents a linear or branched C 1 -C 8 alkyl radical, hydrogen, or a phenyl radical and R 3 represents a linear or branched C 1 -C 10 alkylene, arylene, alkylarylene or arylalkylene radical; b) at least one polymeric dispersing agent selected from the group consisting of styrene-maleic acid anhydride copolymers, and aliphatic polyethers substituted by acidic groups and c) a polymer substrate, where the aliphatic polyethers substituted by acidic groups are of formula (V) wherein R represents a C 8 -C 18 alkyl group and n represents a numeral from 5 to 10.