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. 06, 2012
Filed:
Apr. 28, 2006
Applicant:
Hiroshi Hata, Isehara, JP;
Inventor:
Hiroshi Hata, Isehara, JP;
Assignee:
Showa Denko Packaging Co., Isehara-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B 23/00 (2006.01); B32B 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A packaging material for battery cases according to the present invention including a heat resistant resin oriented film layerconstituting an outer layer, a thermoplastic resin non-oriented film layerconstituting an inner layer, and an aluminum foil layerdisposed between both the film layers is characterized in that as the heat resistant resin oriented film, a heat resistant resin oriented film having a shrinkage percentage of 2 to 20% is used. With this packaging material, excellent formability can be secured without coating slip characteristics imparting components and sufficient volumetric energy density can be obtained.