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:
Oct. 28, 2025
Filed:
Nov. 12, 2015
Applicant:
Hanwha Azdel, Inc., Forest, VA (US);
Inventors:
Ruomiao Wang, Forest, VA (US);
Yu-Tsan Tseng, Kennesaw, GA (US);
Mark O. Mason, Covington, VA (US);
Troy D. Robertz, Lake Orion, MI (US);
Erich J. Vorenkamp, Pinckney, MI (US);
Assignee:
Hanwha Azdel, Inc., Forest, VA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/228 (2006.01); B29C 44/34 (2006.01); B29C 70/02 (2006.01); B32B 5/02 (2006.01); B32B 5/22 (2006.01); B32B 5/24 (2006.01); B32B 5/26 (2006.01); B32B 5/32 (2006.01); B32B 27/06 (2006.01); B32B 27/08 (2006.01); B32B 27/12 (2006.01); B32B 27/18 (2006.01); B32B 27/28 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01); C08J 5/10 (2006.01); C08J 5/24 (2006.01); C08J 9/00 (2006.01); B29K 105/04 (2006.01); B29K 507/04 (2006.01); B32B 5/18 (2006.01);
U.S. Cl.
CPC ...
B32B 27/12 (2013.01); B29C 44/3415 (2013.01); B29C 70/025 (2013.01); B32B 5/02 (2013.01); B32B 5/22 (2013.01); B32B 5/245 (2013.01); B32B 5/26 (2013.01); B32B 5/32 (2013.01); B32B 27/065 (2013.01); B32B 27/08 (2013.01); B32B 27/18 (2013.01); B32B 27/281 (2013.01); B32B 27/283 (2013.01); B32B 27/285 (2013.01); B32B 27/286 (2013.01); B32B 27/288 (2013.01); B32B 27/302 (2013.01); B32B 27/304 (2013.01); B32B 27/308 (2013.01); B32B 27/32 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); B32B 27/365 (2013.01); C08J 5/10 (2013.01); C08J 5/244 (2021.05); C08J 5/249 (2021.05); C08J 9/228 (2013.01); B29K 2105/048 (2013.01); B29K 2507/04 (2013.01); B32B 5/18 (2013.01); B32B 2260/021 (2013.01); B32B 2260/046 (2013.01); B32B 2262/02 (2013.01); B32B 2262/0269 (2013.01); B32B 2262/10 (2013.01); B32B 2262/101 (2013.01); B32B 2262/103 (2013.01); B32B 2262/106 (2013.01); B32B 2262/108 (2013.01); B32B 2264/08 (2013.01); B32B 2266/0214 (2013.01); B32B 2266/06 (2013.01); B32B 2270/00 (2013.01); B32B 2307/3065 (2013.01); B32B 2605/00 (2013.01);
Abstract
Prepregs, composites and articles comprising expandable graphite materials dispersed in a thermoplastic layer are described. In some instances, a thermoplastic composite article comprises a porous core layer comprising a plurality of reinforcing fibers and a thermoplastic material, and the porous core layer further comprises expandable graphite particles homogeneously dispersed in the porous core layer.