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:
Feb. 13, 1990
Filed:
Feb. 02, 1988
Applicant:
Inventors:
Akio Nishikawa, Hitachi, JP;
Toru Koyama, Hitachi, JP;
Hideki Asano, Mito, JP;
Toshikazu Narahara, Ibaraki, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528362 ; 528206 ; 528322 ; 558303 ;
Abstract
There are disclosed a nitrile-terminated Schiff compound represented by the formula X--Z--Y--C.tbd.N).sub.m (I) wherein n is 1 or 2, Z is --CH.dbd.N-- or --N.dbd.CH-- and Y is a divalent organic group such as phenylene and the like, and X is the same as Y when n=2 or H, lower alkyl group etc. when n=1; polymers obtained by polymerizing said Schiff compound alone or together with other monomers, and a process for preparing such a polymer therefrom.