公开(公告)号：US20210257684A1

公开(公告)日：2021-08-19

申请号：US17256730

申请日：2019-06-17

Applicant: NITTO DENKO CORPORATION

Inventor： Kota NAKAO ,  Daisuke SHIMOKAWA ,  Shigeki KAWABE ,  Mitsuru NOZUE ,  Minoru YAGI

IPC: H01M10/52 ,  H01M10/0525 ,  B01D53/02

Abstract: Provided is a gas adsorption sheet for a secondary battery, which contains gas adsorbent particles excellent in gas adsorption property, and allows the gas adsorption performance of the gas adsorbent particles to be sufficiently exhibited. According to one embodiment of the present invention, there is provided a gas adsorption sheet for a secondary battery, including: a heat-resistant base material; and a gas adsorption layer arranged on at least one surface of the heat-resistant base material, wherein the gas adsorption layer contains: a binder resin; and gas adsorbent particles each of which is formed of an inorganic porous material having pores, and is capable of adsorbing a gas.