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. 15, 2022
Filed:
Sep. 07, 2018
Applicant:
Toyobo Co., Ltd., Osaka, JP;
Inventors:
Kosuke Hama, Inuyama, JP;
Takuro Endo, Inuyama, JP;
Assignee:
TOYOBO CO., LTD., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/34 (2006.01); B32B 27/08 (2006.01); B32B 7/12 (2006.01);
U.S. Cl.
CPC ...
B32B 27/34 (2013.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); B32B 2250/02 (2013.01); B32B 2250/03 (2013.01); B32B 2250/24 (2013.01); B32B 2270/00 (2013.01); B32B 2307/518 (2013.01); B32B 2307/7244 (2013.01); B32B 2307/7246 (2013.01); B32B 2309/105 (2013.01); B32B 2439/70 (2013.01);
Abstract
To provide a laminated stretched polyamide film having excellent an excellent water-resistant adhesive property (water-resistant laminate strength), impact resistance, and pinhole resistance. A laminated stretched polyamide film in which an easily adhesive layer (layer B) is laminated on at least one surface of a base layer (layer A), wherein the layer A contains not less than 70% by mass of polyamide 6, and the layer B contains 0 to 40% by mass of polyamide 6 and 60 to 100% by mass of a polyamide 6 copolymer in which a ratio of a copolymerization component in the copolymer is 3 to 35% by mass.