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:
Nov. 28, 2023
Filed:
Nov. 25, 2020
Applicant:
Dupont Polymers, Inc., Wilmington, DE (US);
Inventors:
Tsunao Kenmochi, Saitama, JP;
Haruki Maki, Tochigi, JP;
Assignee:
DuPont Polymers, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/088 (2006.01); B32B 1/08 (2006.01); B32B 7/12 (2006.01); B32B 15/20 (2006.01); B32B 27/20 (2006.01); B32B 27/34 (2006.01); B32B 37/06 (2006.01); B32B 37/24 (2006.01); B32B 38/16 (2006.01); C08L 35/02 (2006.01); B32B 38/00 (2006.01); C08F 222/06 (2006.01);
U.S. Cl.
CPC ...
B32B 15/088 (2013.01); B32B 1/08 (2013.01); B32B 7/12 (2013.01); B32B 15/20 (2013.01); B32B 27/20 (2013.01); B32B 27/34 (2013.01); B32B 37/06 (2013.01); B32B 37/24 (2013.01); B32B 38/162 (2013.01); C08L 35/02 (2013.01); B32B 2037/243 (2013.01); B32B 2038/0064 (2013.01); B32B 2255/06 (2013.01); B32B 2255/26 (2013.01); B32B 2262/101 (2013.01); B32B 2311/24 (2013.01); B32B 2377/00 (2013.01); B32B 2597/00 (2013.01); C08F 222/06 (2013.01);
Abstract
Novel polyamide-metal laminates which have desirable hydrolysis resistance are provided. The laminates comprise (A) a metal, (B) a tie layer, and (C) a polyamide composition. The tie layer is formed from a composition containing (B1) a polymer containing a comonomer having at least two adjacent carboxylic acid groups and (B2) an amino-silane containing a primary amine and at least one hydroxyl group.