- Patent Title: Coated nickel-based cathode materials and methods of preparation
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Application No.: US15551353Application Date: 2017-07-28
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Publication No.: US10581070B2Publication Date: 2020-03-03
- Inventor: Huiming Wu , Hongli Dai , Chi-Kai Lin , Fiona C. Strobridge
- Applicant: APPLE INC.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Young Basile Hanlon & MacFarlane, P.C.
- International Application: PCT/US2017/044394 WO 20170728
- International Announcement: WO2018/026650 WO 20180208
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/485 ; H01M4/505 ; H01M4/525 ; H01M10/0525 ; H01M4/58 ; H01M4/02
Abstract:
Cathode active materials have composite particles each with a base particle having the following formula: LiαNixMyCozO2, wherein 0.95≤α≤1.5, 0.6≤x≤1.0, 0≤y≤0.5, 0≤z≤0.5; x+y+z=1; and M is one of Mn and Al, and coating particles coating each base particle, the coating particles having the following formula: LiaNibMncCodO2, wherein 0.95≤a≤1.5, 0≤b≤0.35, 0≤c≤1.0, 0≤d≤1.0 and b+c+d=1.
Public/Granted literature
- US20180233737A1 Coated Nickel-Based Cathode Materials and Methods of Preparation Public/Granted day:2018-08-16
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