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:
Mar. 03, 2020
Filed:
Oct. 11, 2018
Applicant:
Hexcel Corporation, Dublin, CA (US);
Inventors:
Yen-Seine Wang, San Ramon, CA (US);
Gordon Emmerson, Dublin, CA (US);
Assignee:
HEXCEL CORPORATION, Dublin, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/24 (2006.01); B32B 27/38 (2006.01); C08G 59/32 (2006.01); C08G 59/38 (2006.01); C08G 59/50 (2006.01); C08J 5/04 (2006.01); C08L 81/06 (2006.01); B32B 27/08 (2006.01); B64D 29/00 (2006.01);
U.S. Cl.
CPC ...
C08J 5/24 (2013.01); B32B 27/08 (2013.01); B32B 27/38 (2013.01); C08G 59/32 (2013.01); C08G 59/38 (2013.01); C08G 59/50 (2013.01); C08J 5/042 (2013.01); C08L 81/06 (2013.01); B64D 29/00 (2013.01); C08J 2363/00 (2013.01); C08J 2363/02 (2013.01); C08J 2363/04 (2013.01); C08J 2481/06 (2013.01);
Abstract
Pre-impregnated composite material (prepreg) that can be cured/molded to form aerospace composite parts that are designed to tolerate hot and wet conditions. The prepreg includes fibers and an uncured resin. The uncured resin includes an epoxy component that is a combination of a trifunctional epoxy resin, a tetra functional epoxy resin and a solid epoxy resin. The resin includes polyethersulfone and a thermoplastic particle component. The uncured resin also includes a curing agent.