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. 04, 2020
Filed:
Jul. 03, 2019
Applicant:
Hexcel Corporation, Dublin, CA (US);
Inventor:
Yen-Seine Wang, San Ramon, CA (US);
Assignee:
HEXCEL CORPORATION, Dublin, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/24 (2006.01); C08J 5/04 (2006.01); B32B 27/38 (2006.01);
U.S. Cl.
CPC ...
C08J 5/24 (2013.01); C08J 5/042 (2013.01); B32B 27/38 (2013.01); B32B 2262/106 (2013.01); B32B 2264/0264 (2013.01); C08J 2363/00 (2013.01); C08J 2363/02 (2013.01); C08J 2363/04 (2013.01); C08J 2463/04 (2013.01); C08J 2477/00 (2013.01); C08J 2477/02 (2013.01); C08J 2479/08 (2013.01); C08J 2481/06 (2013.01);
Abstract
Pre-impregnated composite material (prepreg) that can be cured/molded to form aerospace composite parts. The prepreg includes carbon reinforcing fibers and an uncured resin matrix. The resin matrix includes an epoxy component, polyethersulfone as a toughening agent, and a curing agent. The resin matrix is also composed of a thermoplastic particle component that includes hybrid polyamide particles wherein each hybrid particle contains a mixture of amorphous and semi-crystalline polyamide.