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Title:
SILICON NANOPARTICLES FOR SECONDARY BATTERY ANODE ACTIVE MATERIAL AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/128448
Kind Code:
A1
Abstract:
The present invention relates to a method for efficiently producing silicon nanoparticles having a controlled particle size, with a minimal content of impurities such as metal and oxygen. Specifically, the present invention may provide a method for producing silicon nanoparticles, wherein polysilicon fine powder is used as a raw material, whereby the silicon nanoparticles have particle sizes of 80 nm

Inventors:
NOH MINHO (KR)
OH MINKYUNG (KR)
CHANG JOONHYUN (KR)
CHI EUNOK (KR)
Application Number:
PCT/KR2022/020928
Publication Date:
July 06, 2023
Filing Date:
December 21, 2022
Export Citation:
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Assignee:
OCI CO LTD (KR)
International Classes:
C01B33/037; B02C17/20; H01M4/134; H01M4/38; H01M10/052
Foreign References:
KR102280900B12021-07-23
KR20160059121A2016-05-26
KR20140046849A2014-04-21
KR20190133757A2019-12-03
JP2019509961A2019-04-11
Attorney, Agent or Firm:
DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)
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