| abstract |
The present invention relates to a silicone resin composition containing (A) an organopolysiloxane, and forming R 1 a R 2 b R 3 c H d (RO) e SiO from at least three units of formula (I) ( 4-abcde) / 2 (I), (B) organopolysiloxane, formed from units of formula (VI) R 4 f R 5 g R 6 h (R 7 O) i SiO (4-fghi) / 2 ( VI), (C) Organic polysiloxane as required, and R 8 k R 9 l R 10 m (R 11 O) n SiO (4-klmn) / 2 (X) is formed from a unit of formula (X), where The limiting conditions and superscripts of each component are as defined in the specification, and there is also a (D) catalyst as needed to promote the addition of Si-bonded hydrogen to aliphatic carbon-carbon multiple bonds. The present invention relates to Its production method and its use in the manufacture of electrically insulating molded products and optical semiconductor components. |