Method for joint production of ternary precursor and cobalt carbonate
The invention relates to a joint production method of a ternary precursor and cobalt carbonate, which comprises the following steps: S1, mixing a ternary solution with liquid caustic soda and ammonia water, carrying out liquid phase reaction, and carrying out solid-liquid separation after the reacti...
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| creator | DU KAILONG CHEN CAIHUA PAN SHAOHUA LYU ZHE NI JIEQING ZHANG WEI |
| description | The invention relates to a joint production method of a ternary precursor and cobalt carbonate, which comprises the following steps: S1, mixing a ternary solution with liquid caustic soda and ammonia water, carrying out liquid phase reaction, and carrying out solid-liquid separation after the reaction is completed to obtain a solid phase and a waste liquid; s2, performing heat treatment on the solid phase in the S1 to obtain a ternary precursor; s2, feeding the waste liquid in the step S1 to a stripping tower, mixing the waste liquid with liquid caustic soda, and heating and stripping to prepare ammonia water; s3, ammonium bicarbonate is used as a precipitator and added into the cobalt salt solution, heating reaction is performed, and precipitates and gas are generated; s4, collecting the gas in S3, and concentrating and purifying to obtain carbon dioxide; filtering and drying the precipitate in S3 to obtain cobalt carbonate; s5, feeding the ammonia water in the S2 and the carbon dioxide in the S4 into an abs |
| format | Patent |
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s2, performing heat treatment on the solid phase in the S1 to obtain a ternary precursor; s2, feeding the waste liquid in the step S1 to a stripping tower, mixing the waste liquid with liquid caustic soda, and heating and stripping to prepare ammonia water; s3, ammonium bicarbonate is used as a precipitator and added into the cobalt salt solution, heating reaction is performed, and precipitates and gas are generated; s4, collecting the gas in S3, and concentrating and purifying to obtain carbon dioxide; filtering and drying the precipitate in S3 to obtain cobalt carbonate; s5, feeding the ammonia water in the S2 and the carbon dioxide in the S4 into an abs</description><language>chi ; eng</language><subject>AMMONIA ; CHEMISTRY ; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F ; COMPOUNDS THEREOF ; CYANOGEN ; INORGANIC CHEMISTRY ; METALLURGY</subject><creationdate>2023</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230808&DB=EPODOC&CC=CN&NR=116553625A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25544,76293</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20230808&DB=EPODOC&CC=CN&NR=116553625A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>DU KAILONG</creatorcontrib><creatorcontrib>CHEN CAIHUA</creatorcontrib><creatorcontrib>PAN SHAOHUA</creatorcontrib><creatorcontrib>LYU ZHE</creatorcontrib><creatorcontrib>NI JIEQING</creatorcontrib><creatorcontrib>ZHANG WEI</creatorcontrib><title>Method for joint production of ternary precursor and cobalt carbonate</title><description>The invention relates to a joint production method of a ternary precursor and cobalt carbonate, which comprises the following steps: S1, mixing a ternary solution with liquid caustic soda and ammonia water, carrying out liquid phase reaction, and carrying out solid-liquid separation after the reaction is completed to obtain a solid phase and a waste liquid; 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s2, performing heat treatment on the solid phase in the S1 to obtain a ternary precursor; s2, feeding the waste liquid in the step S1 to a stripping tower, mixing the waste liquid with liquid caustic soda, and heating and stripping to prepare ammonia water; s3, ammonium bicarbonate is used as a precipitator and added into the cobalt salt solution, heating reaction is performed, and precipitates and gas are generated; s4, collecting the gas in S3, and concentrating and purifying to obtain carbon dioxide; filtering and drying the precipitate in S3 to obtain cobalt carbonate; s5, feeding the ammonia water in the S2 and the carbon dioxide in the S4 into an abs</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | AMMONIA CHEMISTRY COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F COMPOUNDS THEREOF CYANOGEN INORGANIC CHEMISTRY METALLURGY |
| title | Method for joint production of ternary precursor and cobalt carbonate |
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