CURABLE ORGANOPOLYSILOXANE COMPOSITION AND SEMICONDUCTOR DEVICE Russian patent published in 2014 - IPC C08L83/04 H01L23/29 

FIELD: chemistry.

SUBSTANCE: curable organopolysiloxane composition contains (A) organopolysiloxane with a branched chain, which contains, in one molecule, at least three alkenyl groups and at least 30 mol % of all organic groups bonded with silicon which are in form of aryl groups, (B) organopolysiloxane with a straight chain which contains aryl groups and at bond ends of the molecule has terminal diorganohydrogen siloxy groups and at least 15 mol % of all organic groups bonded with silicon which are in form of aryl groups and (D) a hydroxy-silylation catalyst.

EFFECT: formation of a curable volume, having a refraction index, high transmission factor, hardness and good adhesion with a substrate.

10 cl, 1 tbl, 3 ex, 1 dwg