Water Impermeable Degassing Film For Power Storage Device

Abstract: Provided is a water-impermeable degassing film for a power storage device which can be easily attached to the exterior material of a power storage device and makes it possible to discharge gas generated in the interior of the power storage device. The water-impermeable degassing film is made to adhere to the exterior material of a power storage device so as to block a communication section provided to the exterior material and is used to discharge gas generated in the interior of the power storage device from the communication section. The water-impermeable degassing film is configured from a laminate comprising at least a substrate layer and an adhesive layer, and the adhesive layer of the water-impermeable degassing film is made to adhere to the surface of the power storage device.

Patent Information

Application #

Filing Date

23 November 2023

Publication Number

39/2024

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

Parent Application

Applicants

DAI NIPPON PRINTING CO., LTD.

1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

Inventors

1. SASAKI, Miho

c/o DAI NIPPON PRINTING CO., LTD., 1-1, Ichigaya Kagacho 1-chome, Shinjuku-ku, Tokyo 1628001

Specification

Documents

Application Documents

#	Name	Date
1	202317079514-STATEMENT OF UNDERTAKING (FORM 3) [23-11-2023(online)].pdf	2023-11-23
2	202317079514-PROOF OF RIGHT [23-11-2023(online)].pdf	2023-11-23
3	202317079514-PRIORITY DOCUMENTS [23-11-2023(online)].pdf	2023-11-23
4	202317079514-POWER OF AUTHORITY [23-11-2023(online)].pdf	2023-11-23
5	202317079514-FORM 1 [23-11-2023(online)].pdf	2023-11-23
6	202317079514-DRAWINGS [23-11-2023(online)].pdf	2023-11-23
7	202317079514-DECLARATION OF INVENTORSHIP (FORM 5) [23-11-2023(online)].pdf	2023-11-23
8	202317079514-COMPLETE SPECIFICATION [23-11-2023(online)].pdf	2023-11-23
9	202317079514-FORM 3 [16-05-2024(online)].pdf	2024-05-16
10	202317079514-FORM 18 [17-12-2024(online)].pdf	2024-12-17