Rare earth doped carbon clad type nanometer anode material iron lithium phosphate and its preparation method |
Title: |
Rare earth doped carbon clad type nanometer anode material iron lithium phosphate and its preparation method |
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Application Number: |
200610011712 |
Application Date: |
2006/04/03 |
Announcement Date: |
2006/09/13 |
Pub. Date: |
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Publication Number: |
1830764 |
Announcement Number: |
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Grant Date: |
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Granted Pub. Date: |
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ApplicationType: |
Invention |
State/Country: |
11[China|beijing] |
IPC: |
C01B 25/45, H01M 4/58 |
Applicant(s): |
Tsinghua Univ. |
Inventor(s): |
Zeng Zhaoqiang, Liang Xiaoning, Hu Xiaoqing, Yang Shangquan, Cheng Longsheng |
Key Words: |
Rare earth, carbon clad, nanometer anode material, lithium phosphate, preparation |
Abstract: |
A carbon-coated RE-doped iron lithium phosphate nano-particle used for positive electrode of battery is prepared from FeC2H4, H2O, Li2CO3, NH4H2PO4, Y2O3, CeO2 and epoxy resin through proportional mixing, ball grinding, baking, sieving, calcining in N2 atmosphere at 350 deg.C and 600-750 deg.C respectively, and keeping the temp for a certain time. |
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Last Update |
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2008-4-17 |
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Selected patents owned by Tsinghua University filed in 2005 are loaded. |
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2008-3-31 |
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Selected patents owned by Tsinghua University filed in 2006 and 2007 are load. |
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