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Title:
固体電解質及び全固体電池
Document Type and Number:
Japanese Patent JP6649641
Kind Code:
B2
Abstract:
A NaSICON-type solid-state electrolyte that contains Na as a conducting species, Zr, M, Si, P, and O, where M is at least one element selected from Mg, V, and Nb. The NaSICON-type solid-state electrolyte has a composition in which a molar ratio of M to Zr (M/Zr) is less than 0.2.

Inventors:
Shosuke Ito
Yoshioka Mitsuru
Takeo Ishikura
Ryohei Takano
Application Number:
JP2018540945A
Publication Date:
February 19, 2020
Filing Date:
August 31, 2017
Export Citation:
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Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01B1/06; H01B1/08; H01M10/054; H01M10/0562; H01M10/0585
Domestic Patent References:
JP2015035334A
JP2012238545A
JP2012531709A
Other References:
WANG, Wenji et al.,Solid phase synthesis and characterization ofNa3Zr2-yNb0.8ySi2PO12 system,Solid State Ionics,1992年,Vol.51,p.97-100
KROK, Franciszek,Influence of sintering conditions on chemicalcomposition of NASICON,Solid State Ionics,1987年,Vol.24,p.21-28
KROK, F et al.,On some properties of NASICON doped with MgO and CoO,Solid State Ionics,1989年,Vol.36,p.251-254
YU, Chunzhe et al.,Phase relationship and electrical behaviour ofNa3Zr2-xMgxSi2-2xP1+2xO12 system,Journal of the Chinese Silicate Society,1988年,Vol.16, No.4,p.339-344
CAI, Zengliang et al.,Preparation and Characterization of Sodium Fast Ion Conductors of Na1+xZr2-yV0.8ySixP3-xO12 System,功能材料,1998年,Vol.29,No.3,p.300-303
WANG, Wenji et al.,Solid Phase Synthesis and Characterization of Sodium Fast Ion Conductors of Na3-xZr2-xVxSi2PO12 System,Journal of Fuzhou University(Natural Science),1991年,Vol.19, No.1,p.54-57
Attorney, Agent or Firm:
Etsushi Kotani
Masataka Otani
Kazutoshi Nakayama