The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 15, 2019
Filed:
Apr. 24, 2017
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventors:
Takayuki Kusunoki, Annaka, JP;
Yuusuke Takamizawa, Annaka, JP;
Assignee:
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/18 (2006.01); H01L 23/29 (2006.01); C08G 77/12 (2006.01); H01L 33/56 (2010.01); C08G 77/52 (2006.01); C08G 77/16 (2006.01);
U.S. Cl.
CPC ...
C08G 77/18 (2013.01); C08G 77/12 (2013.01); H01L 23/296 (2013.01); H01L 33/56 (2013.01); C08G 77/16 (2013.01); C08G 77/52 (2013.01);
Abstract
A resin composition comprising (A) a silphenylene skeleton-bearing organosilicon compound containing at least two hydroxyl and/or alkoxy groups per molecule and (B) an organosilicon compound having a hydrogen atom and a hydroxyl and/or alkoxy group on a common silicon atom, or comprising (C) a silphenylene skeleton-bearing organosilicon compound having a hydrogen atom and a hydroxyl and/or alkoxy group on a common silicon atom is condensation curable without a need for catalysts. The cured product has satisfactory hardness, crack resistance, heat resistance and light resistance.