| abstract |
(57) [Problem] To provide a fluorosilicone copolymer oil capable of controlling various properties of the oil by adjusting a copolymerization ratio. The hydraulic fluid comprises a compound represented by Formula 1, It is used as a release agent, a compounding oil for cosmetics, an insulating oil, an additive for paints, a resin modifier, or an antifoaming agent. However, in the formula 1, R f is a perfluoroalkyl group having 4 to 9 carbon atoms, R f1 is CH 3 — or R f CH 2 CH 2 —, and n ≧ 1, m ≧ 1. Embedded image |