COATED NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR USE IN LITHIUM-ION BATTERY, SLURRY FOR USE IN LITHIUM-ION BATTERY, NEGATIVE ELECTRODE FOR USE IN LITHIUM-ION BATTERY, LITHIUM-ION BATTERY, AND METHOD FOR MANUFACTURING COATED NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR USE IN LITHIUM-ION BATTERY

Title:

Document Type and Number:

WIPO Patent Application WO/2015/137041

Kind Code:

A1

Abstract:

The purpose of this invention is to provide a negative-electrode active material that makes it possible to reduce the irreversible capacity of a lithium-ion battery. This coated negative-electrode active material for use in a lithium-ion battery is characterized in that at least part of the surface of a granular negative-electrode active material for use in a lithium-ion battery is coated with a coating agent and the coated negative-electrode active material is doped with lithium and/or lithium ions.

Inventors:

MIZUNO YUSUKE (JP)
IMAISHI TAKAHIRO (JP)
KAWAKITA KENICHI (JP)
KUSACHI YUKI (JP)
AKAMA HIROSHI (JP)
HORIE HIDEAKI (JP)

Application Number:

PCT/JP2015/054065

Publication Date:

September 17, 2015

Filing Date:

February 16, 2015

Export Citation:

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Assignee:

SANYO CHEMICAL IND LTD (JP)
NISSAN MOTOR (JP)

International Classes:

H01M4/36; H01M4/62; H01M10/052

Domestic Patent References:

WO2013168727A1	2013-11-14
WO2014156892A1	2014-10-02

Foreign References:

JP2013131324A	2013-07-04
JP2003151543A	2003-05-23
JP2012178269A	2012-09-13
JP2011222153A	2011-11-04
JP2011243558A	2011-12-01
JP2006049288A	2006-02-16
JP2014112539A	2014-06-19
JP2014229583A	2014-12-08
JP2014220216A	2014-11-20

Other References: