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:
May. 05, 1992
Filed:
Feb. 05, 1991
Applicant:
Inventors:
Shizuo Kitahara, Kawasaki, JP;
Tetuya Toyoshima, Kawasaki, JP;
Assignee:
Nippon Zeon Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08F / ; G08F / ;
U.S. Cl.
CPC ...
526260 ; 525 66 ; 525 92 ; 525132 ; 526258 ; 526261 ; 526265 ;
Abstract
A compatibilizing agent for improving the compatibility between different polymers which are poorly compatible with each other, comprising a polymer having at least one heterocyclic ring structure containing a >C.dbd.N.sup..sym. < bond in the molecule and a polymer blend composition comprising different polymers which are poorly compatible with each other and such a compatibilizing agent.