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:
May. 28, 2019
Filed:
Aug. 01, 2017
Toppan Printing Co., Ltd., Tokyo, JP;
Yu Ogihara, Tokyo, JP;
Masayoshi Suzuta, Tokyo, JP;
TOPPAN PRINTING CO., LTD., Tokyo, JP;
Abstract
A packaging material for a power storage device has a structure in which at least a base material layer, a first adhesive layer, a metal foil layer provided with an anti-corrosion treatment layer on one surface or both surfaces thereof, a second adhesive layer or an adhesive resin layer, and a sealant layer are laminated in this order. In the packaging material, the sealant layer includes a layer formed of a resin composition that contains 60 to 95 mass % propylene-ethylene random copolymer (A), and 5 to 40 mass % polyolefin elastomer (B) including 1-butene as a comonomer and having a melting point of 150° C. or less.