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:
Apr. 30, 1996
Filed:
Mar. 24, 1995
Applicant:
Inventor:
Yoichiro Ezaki, Tsukuba, JP;
Assignee:
Arakawa Kagaku Kogyo Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
525504 ; 528137 ; 528142 ; 528146 ; 528149 ; 528153 ; 528158 ; 528162 ;
Abstract
What is disclosed an aromatic oligoimine having a recurring unit composed of an aromatic dialdehyde having a phenolic hydroxyl group and an aromatic diamine and a number-average degree of polymerization of 2 to 20 and a process for preparing the same, and an aromatic polyimine made by thermally dehydrating the aromatic oligoimine and a process for preparing the same.
Quick Actions:
Ezaki, Yoichiro. (1996). Aromatic polyimine and process for preparing the same, and aromatic (U.S. Patent No. 5512641). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5512641
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile