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.
Patent No.:
Date of Patent:
Jul. 23, 2019
Filed:
Feb. 17, 2015
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Young-Ugk Kim, Yongin-si, KR;
Seung-Uk Kwon, Yongin-si, KR;
Jae-Hyuk Kim, Yongin-si, KR;
Chang-Ui Jeong, Yongin-si, KR;
Soon-Sung Suh, Yongin-si, KR;
Hee-Young Chu, Yongin-si, KR;
Duk-Hyoung Yoon, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/134 (2010.01); H01M 4/38 (2006.01); H01M 10/052 (2010.01); C01B 33/021 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); C01B 33/021 (2013.01); H01M 10/052 (2013.01); C01P 2004/60 (2013.01); C01P 2006/16 (2013.01); C01P 2006/17 (2013.01); H01M 2004/021 (2013.01);
Abstract
An anode active material including a porous silicon having pores with a uniform average pore diameter, wherein the average pore diameter of the pores is in a range of about 50 nm to about 80 nm, a method of preparing the anode active material, and a lithium secondary battery including an anode including the anode active material.