| abstract |
A water and oil repellent composition comprising a compound of the following formula (1) and a thermoplastic polymer, as essential components:where the symbols in the formula (1) have the following meanings:R<f>: a C1-20 polyfluoroalkyl group,X: (CH2)m, wherein m is an integer of from 1 to 10,A, A<1>, A<2>: each independently, O, S or N(Z<3>), wherein Z<3 >is a hydrogen atom or an alkyl group,Z<1>: an octadecyl group,Z<2>: an alkyl group, or an alkyl group having at least one hydrogen atom substituted,W: a trivalent organic group, anda, b: each independently, 1 or 2, provided that a+b is 2 or 3. |