| 摘要 |
PROBLEM TO BE SOLVED: To provide a laser irradiation addition reaction-curing type silicone rubber composition capable of attaining curing by several seconds to several tens of seconds while absorbing laser beams and ensuring a workable time in a laser irradiation addition reaction-curing type silicone rubber composition, and a method of curing the same.SOLUTION: The laser irradiation addition reaction-curing type silicone rubber composition which cures by absorbing laser beams includes: a linear organopolysiloxane (A) having not less than two alkenyl groups bonding to silicone atoms in one molecule; an organohydrogenpolysiloxane (B) represented by the formula (1): RHSiO, where Ris independently a univalent hydrocarbon group not containing an aliphatic unsaturated bond, and a, b are numerals satisfying the formulae: 0.7≤a≤2.1, 0.001≤b≤1.0, 0.8≤a+b≤3.0, and having not less than two hydrogen atoms bonding to silicon atoms in one molecule; a platinum group metal catalyst (C); and a light-absorbing constituent (D). |
