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:
Jul. 06, 1982
Filed:
Jun. 23, 1981
Applicant:
Inventors:
Kiyokazu Mizutani, Inazawa, JP;
Takahisa Ogasawara, Tohkai, JP;
Assignee:
Toagoesi Chemical Industry Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
524284 ; 528 49 ; 524356 ; 524366 ; 524462 ; 524465 ; 524474 ; 524590 ;
Abstract
A curable urethane material which shows no change in volume on polymerization and curing is prepared from polyisocyanate compound, polyhydroxy compound and a new compound 1-alkyl-4-hydroxymethyl-2,6,7-trioxabicyclo[2,2,2]octane.