Invention Grant
- Patent Title: Composite positive active material, positive electrode and lithium battery containing the composite positive active material
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Application No.: US15244701Application Date: 2016-08-23
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Publication No.: US10050268B2Publication Date: 2018-08-14
- Inventor: Byungjin Choi , Andrei Kapylou , Donghan Kim , Jinhwan Park , Jayhyok Song , Sungjin Ahn , Donghee Yeon , Byongyong Yu
- Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
- Applicant Address: KR Gyeonggi-Do KR Gyeonggi-Do
- Assignee: SAMSUNG ELECTRONICS CO., LTD.,SAMSUNG SDI CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.,SAMSUNG SDI CO., LTD.
- Current Assignee Address: KR Gyeonggi-Do KR Gyeonggi-Do
- Agency: Cantor Colburn LLP
- Priority: KR10-2015-0119824 20150825
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/525 ; H01M4/505 ; H01M10/0525
Abstract:
A composite positive active material includes a composite, the composite including: a first metal oxide having a layered crystal structure; and a second metal oxide having a rocksalt crystal structure, wherein the composite includes at least one doping element selected from Group 1 and Group 2 of the Periodic Table wherein the doping element is not Li.
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