Stain-repelling fluoropolymer emulsion

摘要

An aqueous antifouling composition comprising fine particles of a copolymer which comprises the following polymer units (a), (b) and (c) and which has a glass transition temperature of at most 5 DEG C, and an aqueous medium in which the fine particles are dispersed: (a) polymer units of a (meth)acrylate having a polyfluoroalkyl group, (b) polymer units of an alkyl acrylate wherein the carbon number of the alkyl group is from 2 to 12, and (c) polymer units of a (meth)acrylic monoester of a polyol.