Invention Grant
- Patent Title: Negative active material, method of preparing the same, negative electrode including the same, and lithium secondary battery including the negative electrode
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Application No.: US14061891Application Date: 2013-10-24
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Publication No.: US09972839B2Publication Date: 2018-05-15
- Inventor: Min-sang Song , Ka-hee Shin , Ja-man Choi , Moon-seok Kwon , Jeong-kuk Shon , Jong-hyeok Park , Seung-sik Hwang
- Applicant: Samsung Electronics Co., Ltd.
- Applicant Address: KR Gyeonggi-Do
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Gyeonggi-Do
- Agency: Cantor Colburn LLP
- Priority: KR10-2012-0119288 20121025
- Main IPC: H01M4/48
- IPC: H01M4/48 ; C01G23/047 ; H01M4/485 ; B82Y30/00 ; H01M10/052
Abstract:
A negative active material, a method of preparing the same, and a lithium secondary battery including the negative electrode. The negative active material includes a plurality of titanium oxide nanotubes, wherein the Raman shift of the negative active material includes a characteristic peak located at a Raman shift between about 680 cm−1 and about 750 cm−1.
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