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:
Nov. 27, 2012
Filed:
Jun. 21, 2010
Beom-kwon Kim, Yongin-si, KR;
Kyu-nam Joo, Yongin-si, KR;
Jae-myung Kim, Yongin-si, KR;
So-ra Lee, Yongin-si, KR;
Jong-hee Lee, Yongin-si, KR;
Young-su Kim, Yongin-si, KR;
Deok-hyun Kim, Yongin-si, KR;
Gu-hyun Chung, Yongin-si, KR;
Beom-Kwon Kim, Yongin-si, KR;
Kyu-Nam Joo, Yongin-si, KR;
Jae-Myung Kim, Yongin-si, KR;
So-Ra Lee, Yongin-si, KR;
Jong-Hee Lee, Yongin-si, KR;
Young-Su Kim, Yongin-si, KR;
Deok-Hyun Kim, Yongin-si, KR;
Gu-Hyun Chung, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A negative electrode for a lithium battery includes an active material layer and a current collector. The active material layer has a plurality of crystal grains and the plurality of crystal grains include a plurality of pores. A first pore of the plurality of pores has a first length and a second length, the first length being the maximum length orthogonal to the current collector and the second length being the maximum length orthogonal to the first length, and the first length is greater than the second length.