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. 27, 2026
Filed:
Mar. 04, 2021
Dai Nippon Printing Co., Ltd., Tokyo, JP;
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Abstract
An adhesive film for metal terminals, which is capable of achieving high sealing performance between itself and a thermally fusible resin layer of an outer covering material in a short time, is interposed between a metal terminal that is electrically connected to an electrode of an electricity storage device element and an outer covering material for electricity storage devices. This adhesive film is configured from a multilayer body provided with: a first polyolefin layer; a base material; and a second polyolefin layer. The heat of fusion ΔHof the first polyolefin layer and the heat of fusion ΔHof the second polyolefin layer as determined in accordance with JIS K 7122 (2012) satisfy the relational expression ΔH>ΔH; and the heat of fusion ΔHof the base material as determined in accordance with JIS K 7122 (2012) is 70 J/g or more.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile