A curable perfluoropolyether gel composition is provided. The composition comprises (A) a straight chain fluorine-containing polymer represented by the following formula (1):
(B) a polyfluoromonoalkenyl compound containing one alkenyl group per molecule and having a perfluoropolyether structure in its backbone, (C) an organosilicon compound containing at least two hydrogen atoms bonded to the silicon atom per molecule, and (D) a hydrosilylation catalyst. The composition can be produced into a cured product having excellent heat resistance, solvent resistance, chemical resistance, weatherability, releasability, water repellency, oil repellency, and the like as well as an improved acid resistance.
提供了一种可固化的
全氟聚醚凝胶组合物。该组合物包括 (A) 由下式(1)表示的直链含
氟聚合物:
(B) 每分子含有一个烯基并在其骨架中具有
全氟聚醚结构的多
氟单烯化合物,(C) 每分子含有至少两个与
硅原子键合的氢原子的
有机硅化合物,以及 (D)
水硅烷化催化剂。该组合物可制成固化产品,具有优异的耐热性、耐溶剂性、耐
化学性、耐候性、可释放性、防
水性、防油性等,以及更好的耐酸性。