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:
Jan. 20, 1981
Filed:
Oct. 11, 1978
Applicant:
Inventors:
Wataro Koike, Shizuoka, JP;
Masami Takayama, Shimizu, JP;
Hideaki Ohashi, Fujieda, JP;
Chihiro Yazawa, Yokohama, JP;
Assignee:
Ihara Chemical Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C07C / ;
U.S. Cl.
CPC ...
528 64 ; 528 76 ; 560 50 ;
Abstract
A method for the preparation of polyurethane elastomers in which polyethyleneglycol-bis(4-aminobenzoate) is used as the curing agent to be admixed with the polyurethane formulations. This curing agent imparts considerably extended pot life to the ready-prepared polyurethane composition to be cured by heating into an elastomer having improved properties.
Koike, Wataro. (1981). Method for the preparation of polyurethane elastomers based on (U.S. Patent No. 4246392). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4246392
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile