Water- and oil-repellent

摘要

A water- and oil-repellent of a copolymer which comprises repeating units derived from (a) a monomeric compound having at least a perfluoroalkyl or perfluoroalkenyl group and an acrylate or methacrylate group and (b) a methacrylate, a homopolymer of which has a glass transition temperature of not lower than 115 DEG C., which has good resistance to dry cleaning and resistance to slippage.