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:
Dec. 30, 2025

Filed:

Jun. 16, 2021
Applicants:

Dow Global Technologies Llc, Midland, MI (US);

Dow Silicones Corporation, Midland, MI (US);

Inventors:

Patrick Beyer, Wiesbaden, DE;

Michael Rosenzweig, Wiesbaden, DE;

Michael Backer, Wiesbaden, DE;

Cesare Benedetti, Terneuzen, NL;

Matthew Jeletic, Midland, MI (US);

Assignees:

DOW GLOBAL TECHNOLOGIES LLC, Midland, MI (US);

DOW SILICONES CORPORATION, Midland, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 83/04 (2006.01); C08J 7/04 (2020.01); C08J 7/18 (2006.01);
U.S. Cl.
CPC ...
C08L 83/04 (2013.01); C08J 7/0427 (2020.01); C08J 7/18 (2013.01); C08J 2369/00 (2013.01); C08J 2383/05 (2013.01); C08L 2207/04 (2013.01);
Abstract

A curable silicone rubber composition of the type referred to in industry as 'self-adhesive' or as having “selective adhesion” (hereafter referred to as “curable self-adhesive silicone rubber compositions”). The curable self-adhesive silicone rubber compositions comprise: (A) one or more organopolysiloxanes containing at least 2 alkenyl groups and/or alkynyl groups per molecule and having a viscosity in a range of 1000 mPa·s to 200,000 mPa·s at 25° C.; (B) an organopolysiloxane containing at least 2 or 3 silicon-bonded hydrogen atoms per molecule; (C) at least one hydrosilylation catalyst; (D) at least one reinforcing and optionally one or more non-reinforcing fillers; (E) an adhesion promoter; and (F) an oligomer which has been found to surprisingly provide heat-humidity stabilization.


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