公开(公告)号：US20230261290A1

公开(公告)日：2023-08-17

申请号：US18013468

申请日：2021-06-29

Applicant: DAI NIPPON PRINTING CO., LTD.

Inventor： Ai OKANO ,  Miho SASAKI

IPC: H01M50/129 ,  H01M50/105 ,  H01M50/121 ,  H01M50/131

CPC classification number: H01M50/129 ,  H01M50/105 ,  H01M50/121 ,  H01M50/131

Abstract: An all-solid-state battery packaging material including a laminate including at least a base material layer, a barrier layer, and a heat-sealable resin layer in this order from an outer side, wherein a value obtained by dividing a stress (MPa) at 2% stretching by a stress (MPa) at a rupture point, as measured using a method as specified in the test method for tensile properties of JIS K7127:1999, in at least one of MD and TD directions of the base material layer, is 0.25 or less.

公开(公告)号：US20230246273A1

公开(公告)日：2023-08-03

申请号：US18015637

申请日：2021-07-16

Applicant: DAI NIPPON PRINTING CO., LTD.

Inventor： Miho SASAKI ,  Youichi MOCHIZUKI ,  Tsubasa KAGATA

IPC: H01M50/188 ,  H01M10/0562 ,  H01M50/193 ,  H01M50/129 ,  H01M50/124 ,  H01M50/119 ,  H01M50/121 ,  H01M10/058

CPC classification number: H01M50/188 ,  H01M10/0562 ,  H01M50/193 ,  H01M50/129 ,  H01M50/1243 ,  H01M50/119 ,  H01M50/121 ,  H01M10/058 ,  H01M2300/0068 ,  H01M2300/008

Abstract: An adhesive film for a metal terminal of an all-solid-state battery effectively inhibits hydrogen sulfide generated inside an all-solid-state battery containing a sulfide solid electrolyte material from leaking outside. An adhesive film for a metal terminal of an all-solid-state battery, which is to be interposed between a metal terminal electrically connected to an electrode of a battery element and an all-solid-state battery packaging material for sealing the battery element, wherein the all-solid-state battery includes a sulfide solid electrolyte material, the adhesive film for a metal terminal includes at least one resin layer, and the resin constituting the resin layer has a hydrogen sulfide transmission amount of 1.0×10−9 cc·mm/cm2·sec·cmHg or less.

公开(公告)号：US20220059889A1

公开(公告)日：2022-02-24

申请号：US17438847

申请日：2020-03-12

Applicant: DAI NIPPON PRINTING CO., LTD.

Inventor： Miho SASAKI ,  Atsuko TAKAHAGI

IPC: H01M50/126 ,  H01M10/0562 ,  H01M50/124 ,  H01M4/04 ,  H01M4/36

Abstract: A sheathing material for an all solid state battery, the sheathing material including at least: a stack including a substrate layer, a barrier layer, and a heat fusible resin layer in this order; and an insulating layer provided on the heat fusible resin layer on the opposite side from the substrate layer side, wherein when an all solid state battery obtained by accommodating, in a packaged formed from the sheathing material for an all solid state battery, a battery element which includes at least a unit cell including a positive electrode active material layer, a negative electrode active material layer, and a solid state electrolyte layer stacked between the positive and negative electrode active material layers is seen in plan view, the insulating layer is disposed at a position covering the entire surface of the positive electrode active material layer in the all solid state battery.