POLYCARBOSILANE AND CURABLE COMPOSITIONS FOR LED ENCAPSULANTS COMPRISING SAME

摘要

The present invention provides a polycarbosilane represented by the following formula (1): [R1R2R3SiX1/2]M[R4R5SiX2/2]D[R6SiX3/2]T[SiX4/2]Q  (1); and a curable composition comprising: (A) said polycarbosilane of formula 1 as polycarbosilane A, (B) at least one polycarbosilane B represented by the following formula (2): [R7R8R9SiX1/2]M′[R10R11SiX2/2]D′[R12SiX3/2]T′[SiX4/2]Q′,  (2), and (C) at least a catalyst.