Patent ID: 6706906
Filing Date: 2004-03-16
Classification: C03C,C09D,C09K

Abstract:
A water repellent composition comprising a compound of the following formula 1, and a compound of the following formula 4 and/or a compound of the following formula 5:RfSi(R)p(X)3âˆ’pâ€ƒâ€ƒFormula 1 RFSi(R1)q(X1)3âˆ’qâ€ƒâ€ƒFormula 4 SiX24â€ƒâ€ƒFormula 5 wherein Rf is a fluorine-containing organic group having an etheric oxygen atom, RF is a fluorine-containing organic group having no etheric oxygen atom, each of R and R1 which are independent of each other, is a C1-6 hydrocarbon group containing no fluorine atom, each of X, X1 and X2 which are independent of one another, is a halogen atom or a hydrolyzable group, and each of p and q which are independent of each other, is 0, 1 or 2.