Title:
METHOD FOR PREPARING SILICON COMPOSITE
Document Type and Number:
WIPO Patent Application WO/2021/091127
Kind Code:
A1
Abstract:
The present invention provides a method for preparing a silicon composite. The present invention provides a method for preparing a silicon composite, the method comprising the steps of: forming a silicon solution by wet-grinding a silicon raw material; spray-drying the silicon solution to form silicon powder; disintegrating the silicon powder; coating the silicon powder with a first pitch to form a dispersion; coating the dispersion with a second pitch to form a first composite; carbonizing the first composite to form a second composite; and sorting the second composite according to preset particle size criteria.
Inventors:
CHOI JONG OH (KR)
KIM MIN SUN (KR)
YOO JONG SIK (KR)
KIM MIN SUN (KR)
YOO JONG SIK (KR)
Application Number:
PCT/KR2020/014453
Publication Date:
May 14, 2021
Filing Date:
October 22, 2020
Export Citation:
Assignee:
KOREA METAL SILICON CO LTD (KR)
International Classes:
H01M4/36; C01B32/05; C01B32/21; C01B33/02; H01M4/38; H01M4/587; H01M4/62; H01M10/052
Foreign References:
| KR20180027022A | 2018-03-14 | |||
| KR20190046968A | 2019-05-07 | |||
| KR20150072319A | 2015-06-29 | |||
| KR20190093177A | 2019-08-08 | |||
| KR20130004536A | 2013-01-11 | |||
| KR102085938B1 | 2020-03-06 |
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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