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:
Dec. 11, 2001
Filed:
Sep. 23, 1996
Jung W. Kang, Honolulu, HI (US);
Xiaorong Wang, Akron, OH (US);
Xiao-Liang Luo, Akron, OH (US);
Frank J. Clark, Massillon, OH (US);
Jason T. Poulton, Newark, OH (US);
Takahiro Matsuse, Kodaira, JP;
Naruhiko Mashita, Kodaira, JP;
Hideo Takeichi, Akron, OH (US);
Shinichi Toyosawa, Tokorozawa, JP;
Bridgestone Corporation, Tokyo, JP;
Abstract
There are disclosed a block copolymer of at least one elastomeric block and at least one syndiotactic polystyrene block which comprises 100 parts by weight of a polymer component comprising 1 to 80% by weight of syndiotactic polystyrene (sPS) block(s) and 99 to 20% by weight of rubbery elastomeric block(s) and at least 30 parts by weight of an extender. These extended block copolymer compositions display the characteristics of thermoplastic elastomers and are useful for high temperature applications possessing unique softness.