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. 31, 1992
Filed:
Jul. 26, 1990
Applicant:
Inventors:
Satoshi Amano, Tokyo, JP;
Takeshi Arai, Tokyo, JP;
Assignee:
Nisshinbo Industries, Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
528 44 ; 528 82 ; 528 84 ; 528 85 ; 521105 ; 562433 ;
Abstract
The present invention provides a hydrophilic polycarbodiimide polymer which has not been provided hitherto, a pulp-like material consisting of said polycarbodiimide polymer, and a process for producing said polycarbodiimide polymer or said pulp-like material.