Title:
架橋セパレータを用いたリチウムイオン電池
Document Type and Number:
Japanese Patent JP7016977
Kind Code:
B2
Abstract:
A separator for an electricity storage device, consisting of a polyolefin microporous membrane, wherein in solid viscoelasticity measurement of the separator for an electricity storage device from the membrane softening transition temperature to the membrane rupture temperature, the mean storage modulus is 1.0 MPa to 12 MPa and the mean loss modulus is 0.5 MPa to 10 MPa.
Inventors:
Zhang Shun
Ryo Kuroki
Yuki Fukunaga
Hiromi Kobayashi
Mitsuko Saito
Ryo Kuroki
Yuki Fukunaga
Hiromi Kobayashi
Mitsuko Saito
Application Number:
JP2021047971A
Publication Date:
February 07, 2022
Filing Date:
March 22, 2021
Export Citation:
Assignee:
ASAHI KASEI KABUSHIKI KAISHA
International Classes:
H01M50/417; H01G11/06; H01G11/18; H01G11/52; H01M10/052; H01M10/0566; H01M10/0568; H01M10/0585; H01M10/0587; H01M50/403; H01M50/406; H01M50/434; H01M50/437; H01M50/443; H01M50/451; H01M50/489; H01M50/491; H01M50/494
Domestic Patent References:
| JP2017103206A | ||||
| JP2006179279A | ||||
| JP2009070620A | ||||
| JP9216964A | ||||
| JP2001176484A | ||||
| JP2017203145A |
Attorney, Agent or Firm:
Aoki Atsushi
Shinji Mihashi
Kazuhiro Nakamura
Saito Tsuko
Shunsuke Sanma
Shinji Mihashi
Kazuhiro Nakamura
Saito Tsuko
Shunsuke Sanma