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:
Sep. 17, 1985
Filed:
Jun. 22, 1982
Applicant:
Inventors:
Assignee:
Nippon Zeon Co Ltd, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08C / ; C08C / ; C08C / ;
U.S. Cl.
CPC ...
5253326 ; 525192 ; 5253273 ; 525343 ; 525349 ; 525382 ;
Abstract
A cis-1,4-polyisoprene rubber composition capable of giving a vulcanizate having improved strength, said composition comprising (1) a synthetic cis-1,4-polyisoprene rubber having epoxy groups, (2) a compound having at least two primary amino groups, and (3) a sulfur vulcanization system.