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:
Jul. 19, 2011
Filed:
Oct. 11, 2007
Applicants:
Koichi Higuchi, Annaka, JP;
Masaaki Yamaya, Annaka, JP;
Inventors:
Koichi Higuchi, Annaka, JP;
Masaaki Yamaya, Annaka, JP;
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/04 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
A primer composition for a polysiloxane hard coating is provided. This primer composition comprises (A) a vinyl polymer having a hydrolyzable silyl group and/or SiOH group and an organic UV absorbing group bonded to its side chain, and (B) fine silica particles dispersed in an organic solvent, and the primer layer formed after coating and curing has a coefficient of linear expansion of up to 150×10/° C.