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:
Jun. 02, 2015

Filed:

Aug. 25, 2011
Applicants:

Daisuke Ota, Settsu, JP;

Yutaka Ueta, Settsu, JP;

Masanori Kitaichi, Settsu, JP;

Shoji Fukuoka, Settsu, JP;

Inventors:

Daisuke Ota, Settsu, JP;

Yutaka Ueta, Settsu, JP;

Masanori Kitaichi, Settsu, JP;

Shoji Fukuoka, Settsu, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/04 (2006.01); C08L 27/12 (2006.01); C08K 5/00 (2006.01); C08K 5/14 (2006.01);
U.S. Cl.
CPC ...
C08K 5/0025 (2013.01); C08K 5/14 (2013.01); C08K 3/04 (2013.01);
Abstract

The present invention provides a fluororubber composition that has excellent heat resistance and excellent mechanical properties at high temperatures. The fluororubber composition comprises a peroxide cross-linkable fluororubber (A); a carbon black (B); a peroxide cross-linking agent (C); and a low-self-polymerizing cross-linking accelerator (D), wherein to 100 parts by mass of the fluororubber (A), the amount of the carbon black (B) is 5 to 50 parts by mass, the amount of the cross-linking agent (C) is 0.01 to 10 parts by mass, and the amount of the cross-linking accelerator (D) is 2.5 parts by mass or smaller.


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