Invention Grant
- Patent Title: Composite cathode active material for lithium battery, cathode for lithium battery including the same, and lithium battery including the cathode
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Application No.: US15403583Application Date: 2017-01-11
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Publication No.: US10468686B2Publication Date: 2019-11-05
- Inventor: Kwangjin Park , Junho Park , Sukgi Hong , Byungjin Choi
- 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: KR10-2016-0075839 20160617
- Main IPC: H01M4/505
- IPC: H01M4/505 ; H01M4/62 ; H01M4/36 ; H01M4/525 ; H01M10/0525 ; C01B25/45 ; C01G25/00 ; C01G53/00 ; H01M4/02 ; H01M10/052
Abstract:
A composite cathode active material for a lithium battery, the composite cathode active material including: a lithium composite oxide; and a coating layer disposed on at least a portion of the lithium composite oxide and including a composite including ZrP2O7 and LiZr2(PO4)3, wherein the composite including ZrP2O7 and LiZr2(PO4)3 is a reaction product of an acid treated a zirconium precursor, a phosphorus precursor, and the lithium composite oxide.
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