Preparation method of transition element doped iron lithium phosphate powder
Title：
Preparation method of transition element doped iron lithium phosphate powder
Application Number：
 200510132428
Application Date：
 2005/12/23
Announcement Date：
 2006/06/14
Pub. Date：
Publication Number：
 1785799
Announcement Number：
Grant Date：
Granted Pub. Date：
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 C01B 25/45
Applicant(s)：
 Tsinghua Univ.
Inventor(s)：
 Tang Zilong, Luo Shaohua, Zhang Zhongtai, Lu Junbiao, Yao Junping
Key Words：
 Preparation method, transition element doped, iron lithium phosphate powder
Abstract：
 The present invention discloses a preparation method of transition element Mn, Co and Ni doped iron lithium phosphate powder body, belonging to the field of electrochemical power supply material preparation technology. Its molecular formula is Li1-x TRxFePO4, and its preparation method includes the following steps: weighting lithium salt, ferrous salt, phosphate and adulterant according to mole ratio, mixing them, drying, low-temperature prebaking and high-temperature secondary calcining so as to obtain the invented product which can be used as positive electrode material of lithium ion cell.
Claim：
Priority：
PCT：
LegalStatus：

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2008-4-17
  Selected patents owned by Tsinghua University filed in 2005 are loaded.
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