Invention Grant
- Patent Title: Multi-component-system lithium phosphate compound particle having an olivine structure and lithium secondary battery employing the lithium phosphate compound particle as a positive electrode material
- Patent Title (中): 具有橄榄石结构的多组分体系磷酸锂复合粒子和使用磷酸锂复合粒子作为正极材料的锂二次电池
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Application No.: US13090303Application Date: 2011-04-20
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Publication No.: US08841023B2Publication Date: 2014-09-23
- Inventor: Hidetoshi Abe , Tomonori Suzuki , Takashi Eguro , Kiyoshi Kanamura , Mitsumasa Saito
- Applicant: Hidetoshi Abe , Tomonori Suzuki , Takashi Eguro , Kiyoshi Kanamura , Mitsumasa Saito
- Applicant Address: JP Kanagawa JP Tokyo JP Tokyo
- Assignee: The Furukawa Battery Co., Ltd.,Tokyo Metropolitan University,Sumitomo Osaka Cement Co., Ltd.
- Current Assignee: The Furukawa Battery Co., Ltd.,Tokyo Metropolitan University,Sumitomo Osaka Cement Co., Ltd.
- Current Assignee Address: JP Kanagawa JP Tokyo JP Tokyo
- Agency: Holtz, Holtz, Goodman & Chick PC
- Priority: JP2008-270091 20081020
- Main IPC: H01M10/02
- IPC: H01M10/02 ; H01M4/90 ; H01M4/96 ; H01M4/88 ; H01M4/04 ; C01B25/45 ; H01M4/62 ; H01M4/36 ; H01M4/58 ; H01M10/052 ; H01M4/02
Abstract:
There is disclosed a multi-component system lithium phosphate compound particles having an olivine structure and represented by a general formula of LiYM11-ZM2ZPO4 in which M1 is one metal element selected from the group consisting of Fe, Mn and Co, Y is a number satisfying a formula of 0.9≦Y≦1.2, M2 is at least one metal element selected from the group consisting of Mn, Co, Mg, Ti and Al, and Z is an number satisfying a formula of 0
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