Preparation method of spherical lithium manganese iron phosphate with high tap density
The invention provides a preparation method of spherical lithium manganese iron phosphate with high tap density, which comprises the following steps: step 1, respectively weighing an iron source, a manganese source (lithium manganese iron phosphate needs to be added), a lithium source, a phosphorus...
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| creator | CUI YINFAN LI BINBIN TAO QIONGCHENG TANG JIAOJUN ZHONG YUHAO HUANG XIAOWEI ZHANG JIAN WEN JUAN GE ZHIMIN |
| description | The invention provides a preparation method of spherical lithium manganese iron phosphate with high tap density, which comprises the following steps: step 1, respectively weighing an iron source, a manganese source (lithium manganese iron phosphate needs to be added), a lithium source, a phosphorus source, a carbon source and a doping agent according to a stoichiometric ratio, and efficiently and uniformly mixing by a dry method; 2, putting the uniformly mixed powder into a furnace protected by inert atmosphere, and carrying out high-temperature first sintering to obtain a lithium manganese iron phosphate sintering precursor; step 3, adding the lithium manganese iron phosphate sintering precursor and a carbon source into deionized water, mixing and dispersing uniformly, and grinding slurry obtained by mixing; and the magnetic suspension spraying equipment can directly granulate the slurry to a reasonable particle size range, so that the problem that the processing performance of lithium manganese iron phospha |
| format | Patent |
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2, putting the uniformly mixed powder into a furnace protected by inert atmosphere, and carrying out high-temperature first sintering to obtain a lithium manganese iron phosphate sintering precursor; step 3, adding the lithium manganese iron phosphate sintering precursor and a carbon source into deionized water, mixing and dispersing uniformly, and grinding slurry obtained by mixing; and the magnetic suspension spraying equipment can directly granulate the slurry to a reasonable particle size range, so that the problem that the processing performance of lithium manganese iron phospha</description><subject>CHEMISTRY</subject><subject>COMPOUNDS THEREOF</subject><subject>INORGANIC CHEMISTRY</subject><subject>METALLURGY</subject><subject>NON-METALLIC ELEMENTS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2022</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyjsKwkAQANBtLES9w3gAIYsoaSUoVmIhtmFIJtmB_Qy7I-Lt3cIDWL3mLc3znkkwo3KKEEhdGiFNUMRR5gE9eFbHrwAB44yRCgHnWsWlelAJ3jWA49mBosBIsbB-1mYxoS-0-bky28v50V13JKmnIjhQJO27m7UH2zbHpj3t_zlfXr85_w</recordid><startdate>20221014</startdate><enddate>20221014</enddate><creator>CUI YINFAN</creator><creator>LI BINBIN</creator><creator>TAO QIONGCHENG</creator><creator>TANG JIAOJUN</creator><creator>ZHONG YUHAO</creator><creator>HUANG XIAOWEI</creator><creator>ZHANG JIAN</creator><creator>WEN JUAN</creator><creator>GE ZHIMIN</creator><scope>EVB</scope></search><sort><creationdate>20221014</creationdate><title>Preparation method of spherical lithium manganese iron phosphate with high tap density</title><author>CUI YINFAN ; 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2, putting the uniformly mixed powder into a furnace protected by inert atmosphere, and carrying out high-temperature first sintering to obtain a lithium manganese iron phosphate sintering precursor; step 3, adding the lithium manganese iron phosphate sintering precursor and a carbon source into deionized water, mixing and dispersing uniformly, and grinding slurry obtained by mixing; and the magnetic suspension spraying equipment can directly granulate the slurry to a reasonable particle size range, so that the problem that the processing performance of lithium manganese iron phospha</abstract><oa>free_for_read</oa></addata></record> |
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| title | Preparation method of spherical lithium manganese iron phosphate with high tap density |
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