FLUOROCHEMICAL DIESTERS AS REPELLENT POLYMER MELT ADDITIVES

摘要

A thermoplastic polymer comprising a fluorochemical ester composition offormula I: C4F9SO2N(Q1)(CH2)aO-C(O)-(CH2)n-C(O)O(CH2)bNQ2SO2C4F9 (I) whereinQ1 and Q2 which may be the same or different are each a hydrogen or an alkylgroup of1 to 4 carbon atoms; a is an integer from 2 to 11; b is an integerfrom 2 to 11; and n is at least 10.