| 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:wherein R<f >is a fluorine-containing organic group having an etheric oxygen atom, R<F >is a fluorine-containing organic group having no etheric oxygen atom, each of R and R<1 >which are independent of each other, is a C1-6 hydrocarbon group containing no fluorine atom, each of X, X<1 >and X<2 >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. |