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:
May. 26, 1981
Filed:
Jan. 24, 1980
Applicant:
Inventors:
James A Vanderhider, Lake Jackson, TX (US);
Gerald M Lancaster, Surfside, TX (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521159 ; 521163 ; 521167 ; 521176 ;
Abstract
Reaction injection molded polyurethanes are prepared employing a mixture of chain extenders, at least one of which is a hydroxyl-containing compound free of aliphatic amine hydrogen atoms such as, for example, ethylene glycol, or an aromatic amine hydrogen-containing compound which is free of aliphatic amine and at least one of which is an aliphatic amine-containing compound which contains at least one primary amine group such as an aminated polyoxypropylene glycol.
Quick Actions:
Vanderhider, James. (1981). Reaction injection molded polyurethanes employing aliphatic amine chain (U.S. Patent No. 4269945). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4269945
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile