Method of preparing positive electrode composite material of Lithium ion cell contg, ferrous phosphate lithium salt-carbon
A technology for lithium ferrous phosphate and lithium-ion batteries, which is applied in electrode manufacturing, battery electrodes, phosphorus compounds, etc. It can solve the problems of difficult control of product purity, complicated preparation process, and high price, and achieve excellent cycle performance and high purity. , cheap effect
Inactive Publication Date: 2005-01-12
宜春天赐高新材料有限公司
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The preparation method includes following procedures: mixing certain proportional lithium salt, Fe3+ compound and phosphate evenly by using one-step solid phase method; with a given amount of high polymer being added, in atmosphere of inert gases, pyrolyzing admixture obtains composite material of lithium salt-carbon anode based on ferrous phosphate. Features are: no need of expensive Fe2+, simple technique, ans safe. High purity of composite material, high specific capacity and cycle performance, providing 3.4V power source for mobile phone etc.
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Property | Measurement | Unit |
Reversible capacity | 164.0 ~ 4145.0 | ah/g |
tensile | MPa | |
Particle size | Pa | |
strength | 10 |
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