| abstract |
The present invention provides a water and oil proofing composition which imparts excellent water and oil resistance. n A composition which comprises a fluorocopolymer comprising polymerized units of (Z-Y) n X (wherein Z: a C 1-6 perfluoroalkyl group or the like, Y: an alkylene group or the like, n: 1 or 2, X: a polymerizable unsaturated group), polymerized units of CH 2 =CR 1 -G-(R 2 O) q -R 3 (wherein R 1 : a hydrogen atom or the like, R 2 : a C 2-4 alkylene group or the like, q: an integer of from 1 to 50, G: -COO(CH 2 ) r - (r: an integer of from 0 to 4), R 3 : a hydrogen atom or the like) and polymerized units of CH 2 =CR 4 -M-Q-NR 5 R 6 (wherein R 4 : a hydrogen atom or the like, Q: a C 2-4 alkylene group or the like, R 5 and R 6 : C 1-8 alkyl groups or the like) and an aqueous medium. |