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:
Mar. 03, 1987
Filed:
Dec. 21, 1984
Applicant:
Inventors:
Mitsuyoshi Aonuma, Tokyo, JP;
Hiroyuki Watanabe, Yokohama, JP;
Haruki Kawada, Yokohama, JP;
Kohkichi Noguchi, Kamakura, JP;
Akio Ueda, Yokohama, JP;
Shuichi Akita, Kamakura, JP;
Tetsuo Ohyama, Yokohama, JP;
Toshio Kase, Tokyo, JP;
Assignee:
Nippon Zeon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
528232 ; 525241 ; 525280 ; 525296 ; 5253329 ; 5253332 ; 525348 ; 525352 ; 525374 ; 525375 ;
Abstract
A process for modifying a polymer of a conjugated diene, which comprises reacting a polymer of a conjugated diene containing at least one metal selected from alkali metals and alkaline earth metals with a compound having a linkage of the following formula ##STR1## wherein X represents an oxygen or sulfur atom, in the molecule.