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:
Nov. 05, 2024

Filed:

Jan. 10, 2020
Applicant:

Dow Silicones Corporation, Midland, MI (US);

Inventor:

Gyuyoung Lee, Seoul, KR;

Assignee:

DOW SILICONES CORPORATION, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/08 (2006.01); C08G 77/12 (2006.01); C08G 77/20 (2006.01); C08K 5/521 (2006.01); C08K 5/5445 (2006.01); C08L 83/04 (2006.01); C09D 183/04 (2006.01);
U.S. Cl.
CPC ...
C09D 183/04 (2013.01); C08G 77/08 (2013.01); C08G 77/12 (2013.01); C08G 77/20 (2013.01); C08K 5/521 (2013.01); C08K 5/5445 (2021.01); C08L 83/04 (2013.01); C08K 2201/017 (2013.01); C08L 2205/02 (2013.01); C08L 2312/08 (2013.01);
Abstract

Provided is an antistatic silicone rubber composition. The composition comprises at least one potassium salt selected from the group consisting of a potassium alkyl phosphate, potassium bis(trialkylsily)amide, potassium dialkyl amide, potassium sulfate, potassium phenoxide, and potassium permanganate, in an amount of from about 0.1 to about 15 mass % of the composition. In general, the composition may comprise: (A) an organopolysiloxane having at least two silicon atom-bonded alkenyl groups per molecule; (B) an organopolysiloxane having at least two silicon atom-bonded hydrogen atoms per molecule; (C) a hydrosilylation catalyst; and (D) the at least one potassium salt as described above. The composition generally exhibits good curability, and cures to form a silicone rubber exhibiting excellent antistatic properties.


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