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:
Feb. 24, 2026

Filed:

Jul. 25, 2022
Applicant:

Agc Inc., Tokyo, JP;

Inventor:

Tsuyoshi Kawai, Tokyo, JP;

Assignee:

AGC Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 27/18 (2006.01); C08F 214/26 (2006.01); C08F 216/14 (2006.01); C08K 5/50 (2006.01); C08K 5/5397 (2006.01);
U.S. Cl.
CPC ...
C08L 27/18 (2013.01); C08F 214/262 (2013.01); C08F 214/265 (2013.01); C08F 216/1408 (2013.01); C08F 216/1458 (2013.01); C08K 5/50 (2013.01); C08K 5/5397 (2013.01);
Abstract

To provide a fluorinated copolymer composition whereby a crosslinked rubber article which has a low compression set at high temperature and which is not broken after compression can be formed, and a crosslinked rubber article. The fluorinated copolymer composition of the present invention comprises a fluorinated copolymer (A) having units having a nitrile group and units based on tetrafluoroethylene, a fluorinated copolymer (B) having units having at least one functional group selected from the group consisting of a group having a carbonyl group, a hydroxy group, an epoxy group and an isocyanate group and units based on tetrafluoroethylene, and a crosslinking agent.


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Kawai, Tsuyoshi. (2026). Fluorinated copolymer composition and crosslinked rubber article (U.S. Patent No. 12559614). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12559614

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