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:
Aug. 04, 2020
Filed:
Mar. 07, 2017
Dow Silicones Corporation, Midland, MI (US);
Dow Corning Toray Co., Ltd., Tokyo, JP;
Ju Young Yook, Chungcheongbuk-do, KR;
Makoto Yoshitake, Chiba, JP;
Dow Toray Co., Ltd., Tokyo, JP;
Dow Silicones Corporation, Midland, MI (US);
Abstract
A photocurable silicone composition comprises: (A) an organopolysiloxane represented by the average composition formula: RRSiOwhere Ris an alkenyl group having from 2 to 12 carbons, Ris an alkyl group having from 1 to 12 carbons, an aryl group having from 6 to 12 carbons, or an aralkyl group having from 7 to 12 carbons; provided that, at least 30 mol % of Rare the aryl groups or the aralkyl groups; and 'a' and 'b' are positive numbers satisfying: 1≤(a+b)≤2.5 and 0.001≤a/(a+b)≤0.2; (B) an organic compound having at least two ether bonds and at least one aliphatic carbon-carbon double bond in a molecule; (C) a compound having at least two thiol groups in a molecule; (D) a photoradical initiator having a phosphorus atom; and (E) a hindered phenol compound.