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:
Aug. 13, 1985
Filed:
Sep. 04, 1984
Applicant:
Inventors:
Norman Bilow, Encino, CA (US);
Ralph D Hermansen, Northridge, CA (US);
Assignee:
Hughes Aircraft Company, El Segundo, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
252182 ; 528 94 ; 528 98 ; 528 99 ; 528111 ; 528407 ;
Abstract
A method of making an epoxy prepolymer curing agent is disclosed. The method comprises the steps of reacting a mixture of piperidine and an epoxy resin so as to form an epoxy prepolymer adduct. The adduct is mixed with 2-ethyl-4-methylimidazole thereby forming the curing agent composition.