Lens-forming silicone resin composition and silicone lens

Details Lens-forming silicone resin composition and silicone lens Lens-forming silicone resin composition and silicone lens

2006-05-22

2010-11-09

Gulakowski, Randy (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

C528S010000, C528S012000, C528S015000, C528S033000

Reexamination Certificate

active

07829651

ABSTRACT:
Silicone resin compositions comprising (A) an organopolysiloxane containing at least two aliphatic unsaturated bonds, (B) an organohydrogenpolysiloxane having at least two silicon-bonded hydrogen atoms in a molecule, (C) a platinum group metal base catalyst, and (D) a mold release agent cure into colorless, transparent, heat resistant parts which can be smoothly released from the mold and used as lenses in LED devices.

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patent: 6285513 (2001-09-01), Tsuji et al.
patent: 6432137 (2002-08-01), Nanushyan et al.
patent: 3-766 (1991-01-01), None
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patent: 2000-231002 (2000-08-01), None
patent: 2004-221308 (2004-08-01), None
Japanese Office Action mailed Dec. 24, 2009, issued in corresponding Japanese Patent Application No. 2005-149307.

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