CARBON-SILICON COMPOSITE, METHOD FOR PREPARING SAME, AND CATHODE ACTIVE MATERIAL COMPRISING CARBON-SILICON COMPOSITE

Title:

CARBON-SILICON COMPOSITE, METHOD FOR PREPARING SAME, AND CATHODE ACTIVE MATERIAL COMPRISING CARBON-SILICON COMPOSITE

Document Type and Number:

WIPO Patent Application WO/2014/014274

Kind Code:

A1

Abstract:

The present invention relates to a carbon-silicon composite of which the capacity and cycle stability are enhanced, and to a method for preparing same, and more specifically, to a carbon-silicon composite in which a silicon particle surface is coated with a carbon-based material, of which one or two or more doping atoms that are selected from a group consisting of N, P, B, Na and Al are doped, and to a method for preparing same.

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Inventors:

KIM HYUN WOOK (KR)
KIM KI TAE (KR)

Application Number:

PCT/KR2013/006399

Publication Date:

January 23, 2014

Filing Date:

July 17, 2013

Export Citation:

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Assignee:

LG CHEMICAL LTD (KR)

International Classes:

B82B1/00; B82B3/00; H01M4/133; H01M4/134

Foreign References:

KR20080076075A	2008-08-20
KR20110132804A	2011-12-09
KR20050090219A	2005-09-13
KR20090063174A	2009-06-17
KR20010055503A	2001-07-04
KR20110079472A	2011-07-07

Other References:

See also references of EP 2712842A4
None

Attorney, Agent or Firm:

BAE, KIM & LEE IP GROUP (KR)
특허법인 태평양 (KR)

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