The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 29, 2019

Filed:

Aug. 26, 2015
Applicant:

Oci Company Ltd., Seoul, KR;

Inventors:

Sung-Ho Jung, Seongnam-si, KR;

Yo-Seop Kim, Seongnam-si, KR;

Eun-Hye Jeong, Seongnam-si, KR;

Jeong-Hyun Ha, Seongnam-si, KR;

Assignee:

OCI COMPANY LTD., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); H01M 4/583 (2010.01); H01M 4/134 (2010.01); H01M 4/62 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); H01M 4/134 (2013.01); H01M 4/583 (2013.01); H01M 4/62 (2013.01); H01M 10/052 (2013.01);
Abstract

Disclosed herein are a manufacturing method of a carbon-silicon composite, the manufacturing method including: (a) preparing a silicon-carbon-polymer matrix slurry including a silicon slurry, carbon particles, a monomer of polymer, and a cross-linking agent; (b) performing a heat treatment process on the silicon-carbon-polymer matrix slurry to manufacture a silicon-carbon-polymer carbonized matrix; (c) pulverizing the silicon-carbon-polymer carbonized matrix to manufacture a silicon-carbon-polymer carbonized matrix structure; and (d) mixing the silicon-carbon-polymer carbonized matrix structure with a first carbon raw material and performing a carbonization process to manufacture a carbon-silicon composite, the carbon-silicon composite, an anode for a secondary battery manufactured by applying the carbon-silicon composite, and a secondary battery including the anode for a secondary battery.


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