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. 07, 2018
Filed:
Feb. 06, 2015
Applicants:
Hexcel Composites Limited, Duxford, GB;
Hexcel Corporation, Dublin, CA (US);
Inventors:
Assignees:
Hexcel Composites, Duxford, GB;
Hexcel Corporation, Dublin, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L 63/00 (2006.01); C08G 59/50 (2006.01); C08G 59/54 (2006.01); C08K 7/02 (2006.01);
U.S. Cl.
CPC ...
C08G 59/5033 (2013.01); C08G 59/54 (2013.01); C08K 7/02 (2013.01); C08L 63/00 (2013.01);
Abstract
Amino benzoates have been found to be useful curing agents for epoxy resins particularly para amino benzoates containing at least two primary amine groups and at least two carboxyl moieties, the amino benzoates are particularly useful as curatives in prepregs.