发明申请
US20070099009A1 Resin composition for sealing optical device, cured product thereof, and method of sealing semiconductor element 有权
用于密封光学元件的树脂组合物,其固化产物,以及密封半导体元件的方法

Resin composition for sealing optical device, cured product thereof, and method of sealing semiconductor element
摘要:
The present invention provides a composition for sealing optical devices that can form a coating film that exhibits excellent levels of heat resistance, ultraviolet light resistance, optical transparency, toughness and adhesion, and also provides a cured product of the composition, and a sealing method that uses the composition. A resin composition for sealing an optical device, comprising: (i) a silylated organopolysiloxane with a polystyrene equivalent weight average molecular weight of 5×104 or greater, represented by an average composition formula: R1a(OX)bSiO(4−a−b)/2 (wherein, R1 represents an alkyl group, alkenyl group, or aryl group; X represents a combination of a group represented by a formula —SiR2R3R4 (wherein, R2 to R4 are monovalent hydrocarbon groups), and an alkyl group, alkenyl group, alkoxyalkyl group or acyl group; a represents a number within a range from 1.00 to 1.5; b represents a number that satisfies 0
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