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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.:

US 4227956 B1

PDFFull Text
Date of Patent:
Oct. 14, 1980

Filed:

May. 07, 1979

Hot-melt adhesion process for vulcanized rubber

Applicant:
Inventors:

Toshio Honda, Akigawa, JP;

Yukio Fukuura, Kodaira, JP;

Itsuo Tanuma, Tokorozawa, JP;

Hikaru Ishikawa, Kokubunji, JP;

Masao Ogawa, Kawagoe, JP;

Shozo Kojima, Higashimurayama, JP;

Kazunori Ueno, Higashimurayama, JP;

Assignee:

Bridgestone Tire Company, Limited, Tokyo, JP;

Attorney:

Sughrue, Rothwell, Mion, Zinn and Macpeak

Primary Examiner:

Bernard D Pianalto

Int. Cl.
CPC ...
C09J / ;
U.S. Cl.
CPC ...
156334 ; 156338 ;
Abstract

A vulcanized rubber composition containing at least 30% by weight, based on the amount of the rubber component, of syndiotactic-1,2-polybutadiene has a high adhesion, and can be easily and firmly adhered to another vulcanized rubber composition or to a porous material through a syndiotactic-1,2-polybutadiene thin film by a hot-melt adhesion process.

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Honda, Toshio. (1980). Hot-melt adhesion process for vulcanized rubber (U.S. Patent No. 4227956). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4227956

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