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Title:
LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE MATERIAL, LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE MATERIAL PRODUCTION METHOD, LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE, AND LITHIUM ION SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2018/207333
Kind Code:
A1
Abstract:
A lithium ion secondary battery negative electrode material including a carbon material fulfilling (1)–(3). (1) The average particle diameter (D50) is no more than 22 µm. (2) The particle diameter D90/D10 is no more than 2.2. (3) The linseed oil absorption is no more than 50 ml/100 g.

Inventors:
ISAKA MOTOHIRO (JP)
TSUCHIYA HIDEYUKI (JP)
HOSHI KENTO (JP)
SATO TSUTOMU (JP)
SUGA KEITA (JP)
Application Number:
PCT/JP2017/017959
Publication Date:
November 15, 2018
Filing Date:
May 11, 2017
Export Citation:
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Assignee:
HITACHI CHEMICAL CO LTD (JP)
International Classes:
H01M4/587
Domestic Patent References:
WO2012137770A12012-10-11
WO2006025376A12006-03-09
WO2012015054A12012-02-02
Foreign References:
JP2014186956A2014-10-02
JP2008204886A2008-09-04
JP2014060168A2014-04-03
JP2010251314A2010-11-04
Attorney, Agent or Firm:
TAIYO, NAKAJIMA & KATO (JP)
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