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:
Jun. 15, 1999
Filed:
May. 19, 1997
Applicant:
Inventors:
Xiaorong Wang, Akron, OH (US);
Frank J Clark, Massillon, OH (US);
Hideo Takeichi, Akron, OH (US);
Takahiro Matsuse, Kodaira, JP;
Naruhiko Mashita, Kodaira, JP;
Shinichi Toyosawa, Tokorozawa, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08L / ;
U.S. Cl.
CPC ...
524534 ; 525242 ; 525267 ; 525193 ; 525194 ; 5253276 ;
Abstract
There are disclosed a gel or polymer composition which comprises 100 parts by weight of: a graft copolymer composition formed from the graft reaction of a maleate functionalized ethylene-alpha-olefin copolymer and a maleate functionalized polypropylene with an organic diamine grafting agent, and at least 30 parts by weight of an extender oil or a low molecular weight organic component. These gel compositions have super soft properties, heat resistance, and/or damping properties.