Title:
SILICON OXIDE POWDER, LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE MATERIAL INCLUDING THE SAME, LITHIUM ION SECONDARY BATTERY INCLUDING THE MATERIAL, AND METHOD FOR PRODUCING SILICON OXIDE POWDER FOR LITHIUM ION SECONDARY BATTERY NEGATIVE ELECTRODE MATERIAL
Document Type and Number:
Japanese Patent JP2013114820
Kind Code:
A
Abstract:
To provide: a lithium ion secondary battery negative electrode material, with which a lithium ion secondary battery having high charge/discharge capacity can be obtained and which is easy in handling without being ignited by a reaction with air and water, and has high industrial practicality; and a method for producing the lithium ion secondary battery negative electrode material.
In a lithium-containing silicon oxide powder, when area intensities of peaks at 2θ=22.1°±0.2°, 28.4°±0.2°, 40.5°±0.2° and 56.2°±0.2° in an X-ray diffraction (XRD) using a Cu-kα ray source are denoted as A, B, C and D, respectively, relationships of 0.01<B/A<5.0, C/A<1.0 and D/A<1.0 are satisfied.
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Inventors:
SAKAMOTO TAICHI
MIYUKI TAKUHIRO
SAKAI TETSUO
SHIMOZAKI SHINJI
KIZAKI SHINGO
YASUDA KOJI
MIYUKI TAKUHIRO
SAKAI TETSUO
SHIMOZAKI SHINJI
KIZAKI SHINGO
YASUDA KOJI
Application Number:
JP2011258303A
Publication Date:
June 10, 2013
Filing Date:
November 25, 2011
Export Citation:
Assignee:
NAT INST OF ADV IND & TECHNOL
OSAKA TITANIUM TECHNOLOGIES CO
OSAKA TITANIUM TECHNOLOGIES CO
International Classes:
H01M4/58; C01B33/12
Domestic Patent References:
JP2007294423A | 2007-11-08 | |||
JP2003160328A | 2003-06-03 | |||
JP2009070825A | 2009-04-02 | |||
JP2004059213A | 2004-02-26 | |||
JP2005183264A | 2005-07-07 |
Attorney, Agent or Firm:
Kazuhiro Kiyohara
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