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:
Aug. 12, 2014
Filed:
Oct. 23, 2007
Jong-hwa Lee, Yongin-si, KR;
Duck-chul Hwang, Yongin-si, KR;
Jeom-soo Kim, Yongin-si, KR;
Yong-chul Park, Yongin-si, KR;
Jae-yul Ryu, Yongin-si, KR;
Euy-young Jung, Yongin-si, KR;
So-hyun Hur, Yongin-si, KR;
Jong-Hwa Lee, Yongin-si, KR;
Duck-Chul Hwang, Yongin-si, KR;
Jeom-Soo Kim, Yongin-si, KR;
Yong-Chul Park, Yongin-si, KR;
Jae-Yul Ryu, Yongin-si, KR;
Euy-Young Jung, Yongin-si, KR;
So-Hyun Hur, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
A rechargeable lithium battery including a positive electrode including a positive active material, a negative electrode including a negative active material, and a non-aqueous electrolyte including a non-aqueous organic solvent and a lithium salt. The positive electrode has an active-mass density of about 3.7 to 4.1 g/cc, and the non-aqueous electrolyte includes a nitrile-based compound additive, a non-aqueous organic solvent, and a lithium salt.