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Patent Searching and Data


Title:
LITHIUM AIR SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/177082
Kind Code:
A1
Abstract:
Realized is a lithium air secondary battery that is made to operate as a high-capacity secondary battery and and has high output and high discharge capacity. This lithium air secondary battery 100 is provided with: an air electrode 102 in which oxygen in air is used as a positive electrode active material; a negative electrode 104 in which lithium metal or a lithium-containing material is used as a negative electrode active material; and an organic electrolyte 106 that contains a lithium salt, the organic electrolyte 106 being disposed between the air electrode 102 and the negative electrode 104. The organic electrolyte 106 contains, as an additive, a crown ether compound having an azo group.

Inventors:
HAYASHI MASAHIKO (JP)
NOHARA MASAYA (JP)
SAKAMOTO SHUHEI (JP)
IWATA MIKAYO (JP)
KOMATSU TAKESHI (JP)
Application Number:
JP2019/010468
Publication Date:
September 19, 2019
Filing Date:
March 14, 2019
Export Citation:
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Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H01M12/08
Domestic Patent References:
WO2013151096A12013-10-10
Foreign References:
JP2012124164A2012-06-28
JPH06283157A1994-10-07
Other References:
XU ET AL.: "Crown Ethers in Nonaqueous Electrolytes for Lithium/Air Batteries", ELECTROCHEMICAL AND SOLID-STATE LETTERS, vol. 13, no. 4, 2010, pages A48 - A51, XP055637679
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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