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. 22, 1990
Filed:
Mar. 13, 1989
Applicant:
Inventors:
George P Speranza, Austin, TX (US);
Jiang-Jen Lin, Houston, TX (US);
James H Templeton, Austin, TX (US);
Assignee:
Texaco Chemical Company, White Plains, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528405 ; 564472 ; 564505 ;
Abstract
Secondary isopropylamine terminated oxyethylene and/or oxypropylene diamines or triamines are prepared by reacting an oxyethylene and/or oxypropylene primary diamine or triamine with acetone in the presence of a hydrogenation catalyst and hydrogen. The secondary isopropylamine terminated oxyethylene and/or oxypropylene derivatives are useful as curing agents for epoxy resins.