公开(公告)号：US11302976B2

公开(公告)日：2022-04-12

申请号：US15673794

申请日：2017-08-10

Applicant: NITTO DENKO CORPORATION

Inventor： Daisuke Shimokawa ,  Shigeki Kawabe

IPC: H01M50/124 ,  C09J7/38 ,  H01M50/116 ,  H01M50/183 ,  C09J133/08

Abstract: A pressure-sensitive adhesive tape for a battery outer packaging including: a base material; and a pressure-sensitive adhesive layer arranged on one surface of the base material, where a value calculated from an expression “a loss modulus of elasticity (G″) of the pressure-sensitive adhesive tape for a battery outer packaging at 70° C.×a thickness (mm) of the pressure-sensitive adhesive layer/a thickness (mm) of the pressure-sensitive adhesive tape for a battery outer packaging” is 8×103 Pa or more; a value calculated from an expression “a storage modulus of elasticity (G′) of the pressure-sensitive adhesive tape for a battery outer packaging at 23° C. ×the thickness (mm) of the pressure-sensitive adhesive layer/the thickness (mm) of the pressure-sensitive adhesive tape for a battery outer packaging” is 3×105 Pa or less; and a pressure-sensitive adhesive strength of the pressure-sensitive adhesive tape for a battery outer packaging to a stainless-steel plate at 23° C. is 2 N/10 mm or more.

公开(公告)号：US12087924B2

公开(公告)日：2024-09-10

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 ,  B01D53/02 ,  H01M10/0525

CPC classification number: H01M10/523 ,  B01D53/02 ,  H01M10/0525 ,  B01D2253/1085 ,  B01D2253/25 ,  B01D2253/304 ,  B01D2257/204 ,  B01D2257/502 ,  B01D2257/504 ,  B01D2257/80

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.