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. 12, 2026
Filed:
Apr. 01, 2021
Dai Nippon Printing Co., Ltd., Tokyo, JP;
Shinji Hayashi, Tokyo, JP;
Yoichi Mochizuki, Tokyo, JP;
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Abstract
An adhesive film for a metal terminal, interposed between a metal terminal electrically connected to an electrode of a power storage device element and a power storage device packaging material for sealing the power storage device element, wherein the adhesive film for a metal terminal includes a laminate sequentially including a first polyolefin layer on the metal terminal side, a base material, and a second polyolefin layer on the power storage device packaging material side, the laminate has a first adhesive layer between the first polyolefin layer and the base material, a second adhesive layer between the second polyolefin layer and the base material, or both the first adhesive layer and the second adhesive layer, the base material has a melting peak temperature of 135° C. or more, and at least one of the first adhesive layer and the second adhesive layer has a melting peak temperature of 100° C. or less.