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.
Patent No.:
Date of Patent:
Feb. 23, 2016
Filed:
Jan. 13, 2014
Applicant:
Sumitomo Rubber Industries, Ltd., Kobe-shi, Hyogo, JP;
Inventors:
Fusae Kaneko, Kobe, JP;
Takanobu Kawamura, Kobe, JP;
Assignee:
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 23/06 (2006.01); G01N 23/02 (2006.01); G01N 23/00 (2006.01); C08L 7/00 (2006.01); C08L 9/00 (2006.01);
U.S. Cl.
CPC ...
G01N 23/02 (2013.01); C08L 7/00 (2013.01); C08L 9/00 (2013.01); G01N 23/063 (2013.01); G01N 2223/623 (2013.01);
Abstract
The present invention provides a method for estimating breaking energy of a rubber material, in particular breaking energy of a surface of a rubber material. The present invention also provides to a rubber composition excellent in crack resistance. The present invention relates to a method for estimating breaking energy of a rubber material, including determining a carbon-carbon double bond content in the rubber material.