CN101066781B - 锂离子电池用四氧化三钴的制备工艺 - Google Patents
锂离子电池用四氧化三钴的制备工艺 Download PDFInfo
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- CN101066781B CN101066781B CN2007100523767A CN200710052376A CN101066781B CN 101066781 B CN101066781 B CN 101066781B CN 2007100523767 A CN2007100523767 A CN 2007100523767A CN 200710052376 A CN200710052376 A CN 200710052376A CN 101066781 B CN101066781 B CN 101066781B
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- Prior art keywords
- cobalt
- calcining
- solution
- temperature
- oxalate
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- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(2+);cobalt(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 title abstract description 34
- 229910001416 lithium ion Inorganic materials 0.000 title abstract description 12
- 238000001354 calcination Methods 0.000 claims abstract description 37
- MULYSYXKGICWJF-UHFFFAOYSA-L cobalt(2+);oxalate Chemical compound [Co+2].[O-]C(=O)C([O-])=O MULYSYXKGICWJF-UHFFFAOYSA-L 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- VBIXEXWLHSRNKB-UHFFFAOYSA-N ammonium oxalate Chemical compound [NH4+].[NH4+].[O-]C(=O)C([O-])=O VBIXEXWLHSRNKB-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000843 powder Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000005406 washing Methods 0.000 claims description 28
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 16
- 238000005516 engineering process Methods 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 16
- 230000032683 aging Effects 0.000 claims description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 11
- 239000002002 slurry Substances 0.000 claims description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 10
- 241000370738 Chlorion Species 0.000 claims description 10
- 239000008367 deionised water Substances 0.000 claims description 10
- 229910021641 deionized water Inorganic materials 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 9
- 239000002253 acid Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000010298 pulverizing process Methods 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 5
- 235000006408 oxalic acid Nutrition 0.000 claims description 5
- 238000004513 sizing Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 abstract description 20
- 239000010941 cobalt Substances 0.000 abstract description 20
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract description 19
- 239000013078 crystal Substances 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 30
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 10
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 150000001868 cobalt Chemical class 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000012071 phase Substances 0.000 description 5
- 238000001556 precipitation Methods 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- IUYLTEAJCNAMJK-UHFFFAOYSA-N cobalt(2+);oxygen(2-) Chemical compound [O-2].[Co+2] IUYLTEAJCNAMJK-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 229910000428 cobalt oxide Inorganic materials 0.000 description 2
- -1 cobalt salt compound Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 description 1
- YIKSCQDJHCMVMK-UHFFFAOYSA-N Oxamide Chemical compound NC(=O)C(N)=O YIKSCQDJHCMVMK-UHFFFAOYSA-N 0.000 description 1
- ZOTKGJBKKKVBJZ-UHFFFAOYSA-L cobalt(2+);carbonate Chemical compound [Co+2].[O-]C([O-])=O ZOTKGJBKKKVBJZ-UHFFFAOYSA-L 0.000 description 1
- 229910000001 cobalt(II) carbonate Inorganic materials 0.000 description 1
- ASKVAEGIVYSGNY-UHFFFAOYSA-L cobalt(ii) hydroxide Chemical compound [OH-].[OH-].[Co+2] ASKVAEGIVYSGNY-UHFFFAOYSA-L 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004455 differential thermal analysis Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
Images
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- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
Description
序号 | 加料方式 | 粒度D<sub>50</sub>≤ | 电镜(SEM) | 现象 |
1 | 正加法 | 27.73 | 细长棒 | 严重团聚 |
2 | 反加法 | 4.05 | 细短棒 | 分散好 |
3 | 并流法 | 8.89 | 粗短棒 | 分散好 |
Claims (2)
Priority Applications (1)
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CN2007100523767A CN101066781B (zh) | 2007-06-04 | 2007-06-04 | 锂离子电池用四氧化三钴的制备工艺 |
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CN2007100523767A CN101066781B (zh) | 2007-06-04 | 2007-06-04 | 锂离子电池用四氧化三钴的制备工艺 |
Publications (2)
Publication Number | Publication Date |
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CN101066781A CN101066781A (zh) | 2007-11-07 |
CN101066781B true CN101066781B (zh) | 2010-11-03 |
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CN2007100523767A Expired - Fee Related CN101066781B (zh) | 2007-06-04 | 2007-06-04 | 锂离子电池用四氧化三钴的制备工艺 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101607885B (zh) * | 2008-11-20 | 2012-07-18 | 厦门钨业股份有限公司 | 低松比草酸钴工业生产方法 |
CN101585559B (zh) * | 2009-06-14 | 2011-02-16 | 宁波科博特钴镍有限公司 | 电池级高安全性球形四氧化三钴的制备方法 |
CN101913659B (zh) * | 2010-08-10 | 2012-07-04 | 江苏东新能源科技有限公司 | 电池级四氧化三钴的制备方法 |
CN101982422B (zh) * | 2010-10-21 | 2013-04-10 | 江苏东新能源科技有限公司 | 大晶粒度高安全性四氧化三钴的制备方法 |
CN101982421B (zh) * | 2010-10-21 | 2013-06-12 | 江苏东新能源科技有限公司 | 纳米氧化钴的制备方法 |
US10892484B2 (en) | 2016-09-13 | 2021-01-12 | Samsung Sdi Co., Ltd. | Cobalt oxide for lithium secondary battery, preparing method thereof, lithium cobalt oxide formed from the cobalt oxide, and lithium secondary battery having positive electrode including the lithium cobalt oxide |
CN113292106B (zh) * | 2020-02-24 | 2023-07-25 | 荆门市格林美新材料有限公司 | 一种大粒径掺铝四氧化三钴的三次煅烧制备方法 |
CN112763522A (zh) * | 2020-12-23 | 2021-05-07 | 格林美(江苏)钴业股份有限公司 | 一种掺铝四氧化三钴材料性能的检测方法 |
CN113233516B (zh) * | 2021-05-28 | 2023-01-06 | 金川集团股份有限公司 | 一种单晶小粒度四氧化三钴的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1114639A (zh) * | 1994-07-02 | 1996-01-10 | 雷慧绪 | 电子工业用氧化钴、氧化镍粉末的生产方法 |
US6093234A (en) * | 1992-01-16 | 2000-07-25 | Institute Of Gas Technology | Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam |
-
2007
- 2007-06-04 CN CN2007100523767A patent/CN101066781B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6093234A (en) * | 1992-01-16 | 2000-07-25 | Institute Of Gas Technology | Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam |
CN1114639A (zh) * | 1994-07-02 | 1996-01-10 | 雷慧绪 | 电子工业用氧化钴、氧化镍粉末的生产方法 |
Non-Patent Citations (2)
Title |
---|
廖春发等.由草酸钴热分解制备Co3O4及其物性表征.中国有色金属学报14 12.2004,14(12),2131-2136. |
廖春发等.由草酸钴热分解制备Co3O4及其物性表征.中国有色金属学报14 12.2004,14(12),2131-2136. * |
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