SOLID ELECTROLYTE - NAGOYA INST TECH

Title:

SOLID ELECTROLYTE

Document Type and Number:

WIPO Patent Application WO/2019/156158

Kind Code:

A1

Abstract:

Provided is a solid electrolyte which is capable of improving the performance of a lithium ion secondary battery. This solid electrolyte contains a solid electrolyte that is represented by 3LiOH·Li2SO4. This solid electrolyte has a lithium ion conductivity of 0.1 × 10-6 S/cm or more at 25°C, while having an activation energy of 0.6 eV or more.

Inventors:

MIYAZAKI REONA (JP)
YOSHIDA TOSHIHIRO (JP)
OZAKI SATOSHI (JP)
SATO YOSUKE (JP)
KATSUDA YUJI (JP)

Application Number:

PCT/JP2019/004397

Publication Date:

August 15, 2019

Filing Date:

February 07, 2019

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Assignee:

NAGOYA INST TECH (JP)
NGK INSULATORS LTD (JP)

International Classes:

H01B1/06; C01D15/02; C01D15/06; H01B13/00; H01M6/18; H01M10/0562

Foreign References:

JP2015176854A	2015-10-05
JP2017224427A	2017-12-21

Other References:

V. K. DESHPANDE ET AL.: "ELECTRICAL CONDUCTIVITY OF THE Li2SO4-LiOH SYSTEM", SOLID STATE IONICS, vol. 18 - 19, 1986, pages 378 - 381, XP025786764, DOI: 10.1016/0167-2738(86)90145-1
SINGH, K.; THORAT, N. H.; BHOGA, S. S.: "STUDY OF Zn/Li2SO4:LiOH/V2O5:P2O5 SOLID STATE ELECTROCHEMICAL CELLS", BULLETIN OF ELECTROCHEMISTRY, vol. 12, no. 11-12, 1996, pages 693 - 695, XP009522128, ISSN: 0256-1654
V. K. DESHPANDEF. C. RAGHUWANSHIK. SINGH: "ELECTRICAL CONDUCTIVITY OF THE Li S0 -LiOH SYSTEM", SOLID STATE IONICS, vol. 18 & 19, 1986, pages 378 - 381
See also references of EP 3751585A4

Attorney, Agent or Firm:

TAKAMURA Masaharu et al. (JP)

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