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.

Date of Patent:
Sep. 24, 2024

Filed:

Oct. 04, 2019
Applicant:

Dow Silicones Corporation, Midland, MI (US);

Inventors:

Junying Liu, Midland, MI (US);

Xianghuai Wang, Midland, MI (US);

Assignee:

Dow Silicones Corporation, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/46 (2006.01); C08F 2/50 (2006.01); C08G 61/04 (2006.01); C08L 83/08 (2006.01); C09D 183/08 (2006.01); C09J 183/06 (2006.01);
U.S. Cl.
CPC ...
C08L 83/08 (2013.01); C09D 183/08 (2013.01); C09J 183/06 (2013.01); C08L 2205/035 (2013.01);
Abstract

A dual curable organopolysiloxane composition is disclosed. The composition comprises: (A) a first organopolysiloxane having at least two mercapto (—SH) functional groups per molecule and free of an alkenyl group; (B) a second organopolysiloxane having at least one alkenyl group and at least one silicon atom-bonded alkoxy group per molecule; (C) optionally an organopolysiloxane having at least two alkenyl groups per molecule and free of silicon atom-bonded alkoxy group; (D) a photo-initiator; (E) a condensation catalyst; and (F) an epoxy functional compound. The composition has the ability to both photo-cure and cure through exposure to moisture, and exhibits good to excellent curability and long-term storage stability.


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