公开(公告)号：US20250145868A1

公开(公告)日：2025-05-08

申请号：US18691156

申请日：2022-09-15

Applicant: DAI NIPPON PRINTING CO., LTD.

Inventor： Tsubasa KAGATA ,  Naoto TABUCHI ,  Miho SASAKI ,  Ai OKANO

IPC: C09J7/35 ,  C09J5/06 ,  C09J7/29 ,  H01G11/78 ,  H01M50/121 ,  H01M50/126 ,  H01M50/131

Abstract: A power storage device packaging material, including a laminate including at least a base material layer, a barrier layer, and a heat-sealable resin layer in this order, wherein the heat-sealable resin layer includes a film, the film is formed of a resin containing three or more structural units, and the film has a melting peak temperature of 170° C. or more.

公开(公告)号：US20240128481A1

公开(公告)日：2024-04-18

申请号：US18276804

申请日：2022-02-10

Applicant: DAI NIPPON PRINTING CO., LTD.

Inventor： Kazufumi KODANI ,  Tsubasa KAGATA ,  Atsuko TAKAHAGI ,  Masayasu YAMAZAKI ,  Yoshiko KIYOHARA ,  Takashi NAKAMURA ,  Naoto TABUCHI

IPC: H01M8/028 ,  H01M8/0273 ,  H01M8/1004

CPC classification number: H01M8/028 ,  H01M8/0273 ,  H01M8/1004 ,  H01M2008/1095

Abstract: A gasket member for a solid polymer fuel cell, the gasket member including at least a laminate provided with a base material layer, and an adhesion layer positioned on both sides of the base material layer, wherein the laminate has a percentage retention of elongation at break of at least 60% after being left for 300 hours in 120° C. water.

公开(公告)号：US20240380037A1

公开(公告)日：2024-11-14

申请号：US18691543

申请日：2022-09-15

Applicant: DAI NIPPON PRINTING CO., LTD.

Inventor： Tsubasa KAGATA ,  Naoto TABUCHI ,  Miho SASAKI ,  Ai OKANO

IPC: H01M50/124 ,  H01M50/121 ,  H01M50/126 ,  H01M50/131

Abstract: An exterior material for a power storage device, said exterior material constituted from a laminate that at least comprises a base material layer, a barrier layer, and a heat-fusible resin layer in the stated order, wherein the heat-fusible resin layer includes a film, and the film has a tensile elongation at break in a 150° C. environment of 750% or more.