FLUORINIERTES COPOLYMER, ZUSAMMENSETZUNG AUS EINEM WASSERDICHTEN UND EINEM ÖLDICHTEN STOFF UND VERFAHREN ZU IHRER HERSTELLUNG

摘要

A fluorocopolymer capable of exhibiting excellent water and oil resistance even with its perfluoroalkyl group being a short chain, and a water and oil proofing composition containing it, are provided. A water and oil proofing composition containing a fluorocopolymer (A) comprising from 40 to 98 mass% of polymerized units (a') having a C 1-6 perfluoroalkyl group, from 1 to 50 mass% of polymerized units (b') having an alkylene oxide and from 1 to 10 mass% of polymerized units (c') based on a monomer represented by CH 2 =C(COOH)-Q-COOH (wherein Q is a C 1-4 alkylene group, etc.).