| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a white thermosetting silicone composition providing a cured product of a silicone resin useful as a light-reflecting material, especially a reflector material for a white LED, and to provide a reflector for the white light-emitting diode, comprising the cured product of the composition. <P>SOLUTION: The white thermosetting silicone composition includes (A) an addition reaction product of (a) a compound having two Si-H groups in one molecule, and (b) a polycyclic hydrocarbon having two additionally reactive C=C groups in one molecule, having at least two additionally reactive C=C groups in one molecule, (B) an organosilicon compound having three or more Si-H groups in one molecule, (C) a hydrosilylation catalyst, and (D) titanium oxide powder of which the crystalline form is rutile. <P>COPYRIGHT: (C)2012,JPO&INPIT |
