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:
Jun. 16, 1981
Filed:
Mar. 06, 1980
Applicant:
Inventors:
James D Smith, Wilkins Township, Allegheny County, PA (US);
Arthur W Ott, Wilkinsburg, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 89 ; 252182 ; 525507 ; 528 91 ; 528 92 ; 528361 ; 528365 ; 528368 ; 528408 ; 528409 ; 528411 ;
Abstract
A low temperature, fast curing epoxy insulating composition is made by low temperature mixing an epoxy resin with a carboxylic acid anhydride complex, the anhydride complex being the low temperature reaction product of a selected Lewis Acid catalyst and a carboxylic acid anhydride.