Patent ID: 6218499
Filing Date: 2001-04-17
Classification: C08G

Abstract:
A curable composition comprising(A) a fluorinated organic silicon compound of formula (1):Z--R.sup.1 --Rf--R.sup.1 --Z (1)wherein Rf is a divalent fluorinated polyether group, R.sup.1 is a substituted or unsubstituted divalent hydrocarbon group which may be separated by at least one atom selected from the group consisting of oxygen, nitrogen, silicon and sulfur atoms, and which may contain an amide or sulfonamide bond, and Z is a group of formula (2), (3) or (4): ##STR21##wherein R.sup.2, R.sup.3, and R.sup.4 are independently monovalent organic groups, b and c each are equal to 1, 2 or 3, and d is an integer of 0 to 3,(B) an organic silicon compound of formula (5), (6) or (7):(YO).sub.e SiR.sup.5.sub.4-e (5)##STR22##wherein Y is a monovalent organic group selected from the group consisting of CH.sub.3 --, C.sub.2 H.sub.5 --, C.sub.3 H.sub.7 --, CF.sub.3 CH.sub.2 --, CH.sub.3 CO--, CH.sub.2.dbd.C(CH.sub.3)--, CH.sub.3 CH.sub.2 C(CH.sub.3).dbd.N--, ##STR23##(CH.sub.3).sub.2 N--, (C.sub.2 H.sub.5).sub.2 N--, CH.sub.2.dbd.C(OC.sub.2 H.sub.5)--, and (CH.sub.3).sub.2 C.dbd.C(OC.sub.8 H.sub.17)--, R.sup.5 is a monovalent organic group, R.sup.1 and Rf are as defined above, letter e is equal to 2 or 3, f is equal to 1, 2 or 3, and g is equal to 2 or 3, and(C) a condensation accelerator.