LITHIUM ION SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME

WIPO Patent Application WO/2015/050254

A1

This lithium ion secondary battery is provided with: a positive electrode containing a positive electrode active material; a negative electrode containing a negative electrode active material; an electrolyte solution containing a nonaqueous solvent and a lithium salt; and a coating film that is formed on the surface of the positive electrode and comprises an Li-containing phosphorus compound wherein the relative elemental concentration ratio of lithium to phosphorus (Li/P) is from 0.3 to 4.0 (inclusive) and the relative elemental concentration ratio of the transition metal M contained in the surface of the positive electrode to phosphorus (M/P) is less than 1.

JP5953146	The additive agent for nonaqueous electrolyte, nonaqueous electrolyte, and an accumulation-of-electricity device
WO/2008/088167	ELECTROLYTE COMPRISING EUTECTIC MIXTURE AND SECONDARY BATTERY USING THE SAME
JP2022139324	NON-AQUEOUS ELECTROLYTE, LITHIUM SECONDARY BATTERY PRECURSOR, LITHIUM SECONDARY BATTERY, AND MANUFACTURING METHOD FOR LITHIUM SECONDARY BATTERY

INOUE KATSUHIKO (JP)
SUMINO KEIKO (JP)
TAKAHASHI TAKAKO (JP)
NAKAMURA AYAKA (JP)

PCT/JP2014/076605

April 09, 2015

October 03, 2014

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ASAHI CHEMICAL IND (JP)

H01M10/0567; H01M4/485; H01M4/505; H01M4/525; H01M4/58; H01M10/052; H01M10/058

WO2012170688A2	2012-12-13
WO2009110490A1	2009-09-11

JP2012069352A	2012-04-05
JP2012199145A	2012-10-18
JP2008186803A	2008-08-14

INABA, Yoshiyuki et al. (JP)
Yoshiyuki Inaba (JP)

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