CN111217409B - 一种正极材料前驱体的洗涤方法 - Google Patents
一种正极材料前驱体的洗涤方法 Download PDFInfo
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- CN111217409B CN111217409B CN202010152594.3A CN202010152594A CN111217409B CN 111217409 B CN111217409 B CN 111217409B CN 202010152594 A CN202010152594 A CN 202010152594A CN 111217409 B CN111217409 B CN 111217409B
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- precursor
- sulfonamide
- polypyrrole
- permeable membrane
- washing
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- 239000002243 precursor Substances 0.000 title claims abstract description 161
- 238000005406 washing Methods 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 53
- 239000007774 positive electrode material Substances 0.000 title claims abstract description 46
- 239000012528 membrane Substances 0.000 claims abstract description 172
- 229920000128 polypyrrole Polymers 0.000 claims abstract description 79
- 229940124530 sulfonamide Drugs 0.000 claims abstract description 79
- 239000012535 impurity Substances 0.000 claims abstract description 76
- 150000003456 sulfonamides Chemical class 0.000 claims abstract description 76
- 150000002500 ions Chemical class 0.000 claims abstract description 68
- 239000004695 Polyether sulfone Substances 0.000 claims abstract description 49
- 229920006393 polyether sulfone Polymers 0.000 claims abstract description 49
- 150000001450 anions Chemical class 0.000 claims abstract description 39
- 239000004696 Poly ether ether ketone Substances 0.000 claims abstract description 36
- 229920002530 polyetherether ketone Polymers 0.000 claims abstract description 36
- 150000001768 cations Chemical class 0.000 claims abstract description 35
- 239000010405 anode material Substances 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000000463 material Substances 0.000 claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 5
- 210000004379 membrane Anatomy 0.000 claims description 165
- 238000001035 drying Methods 0.000 claims description 41
- 238000003756 stirring Methods 0.000 claims description 37
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 30
- 229910001416 lithium ion Inorganic materials 0.000 claims description 30
- 239000000243 solution Substances 0.000 claims description 30
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 claims description 28
- 238000002156 mixing Methods 0.000 claims description 28
- 229910001415 sodium ion Inorganic materials 0.000 claims description 28
- 238000002791 soaking Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 17
- 239000011259 mixed solution Substances 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 13
- 238000002360 preparation method Methods 0.000 claims description 11
- 229910003618 NixCoyMn1-x-y(OH)2 Inorganic materials 0.000 claims description 3
- 229910003616 NixCoyMn1−x−yCO3 Inorganic materials 0.000 claims description 3
- 210000002469 basement membrane Anatomy 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000006227 byproduct Substances 0.000 abstract description 3
- 239000011734 sodium Substances 0.000 description 28
- 239000008367 deionised water Substances 0.000 description 14
- 229910021641 deionized water Inorganic materials 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 238000000975 co-precipitation Methods 0.000 description 11
- 230000002194 synthesizing effect Effects 0.000 description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 8
- 238000007599 discharging Methods 0.000 description 8
- 230000005684 electric field Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 229910052744 lithium Inorganic materials 0.000 description 8
- 239000011572 manganese Substances 0.000 description 6
- 238000001291 vacuum drying Methods 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 229910016739 Ni0.5Co0.2Mn0.3(OH)2 Inorganic materials 0.000 description 3
- 125000000129 anionic group Chemical group 0.000 description 3
- 239000010406 cathode material Substances 0.000 description 3
- -1 cationic sulfonamide Chemical class 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 229910018335 Ni0.25Mn0.75 Inorganic materials 0.000 description 1
- 229910017071 Ni0.6Co0.2Mn0.2(OH)2 Inorganic materials 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000011127 biaxially oriented polypropylene Substances 0.000 description 1
- 229920006378 biaxially oriented polypropylene Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000010532 solid phase synthesis reaction Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/006—Compounds containing, besides nickel, two or more other elements, with the exception of oxygen or hydrogen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
Description
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CN111217409B true CN111217409B (zh) | 2022-06-14 |
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CN113649352A (zh) * | 2021-08-17 | 2021-11-16 | 焦作市维纳科技有限公司 | 一种锂离子电池正极材料制备用洗涤装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4234393A (en) * | 1979-04-18 | 1980-11-18 | Amax Inc. | Membrane process for separating contaminant anions from aqueous solutions of valuable metal anions |
CN103463999A (zh) * | 2013-09-06 | 2013-12-25 | 烟台绿水赋膜材料有限公司 | 一种新型超薄截盐分离膜的制备方法 |
CN103922980A (zh) * | 2014-04-22 | 2014-07-16 | 中国科学技术大学 | 一种利用双极膜电渗析从蛋氨酸盐与碳酸盐的混合溶液中分离出蛋氨酸的方法 |
CN105712560A (zh) * | 2016-04-13 | 2016-06-29 | 北京新源国能科技集团股份有限公司 | 正渗透技术处理高含盐废水的装置和方法 |
CN106630040A (zh) * | 2016-12-28 | 2017-05-10 | 中国科学技术大学 | 一种选择性双极膜电渗析系统及其应用 |
CN109607918A (zh) * | 2018-12-25 | 2019-04-12 | 杭州蓝然环境技术股份有限公司 | 一种动力电池三元材料前驱体生产废水的绿色循环利用工艺 |
-
2020
- 2020-03-06 CN CN202010152594.3A patent/CN111217409B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4234393A (en) * | 1979-04-18 | 1980-11-18 | Amax Inc. | Membrane process for separating contaminant anions from aqueous solutions of valuable metal anions |
CN103463999A (zh) * | 2013-09-06 | 2013-12-25 | 烟台绿水赋膜材料有限公司 | 一种新型超薄截盐分离膜的制备方法 |
CN103922980A (zh) * | 2014-04-22 | 2014-07-16 | 中国科学技术大学 | 一种利用双极膜电渗析从蛋氨酸盐与碳酸盐的混合溶液中分离出蛋氨酸的方法 |
CN105712560A (zh) * | 2016-04-13 | 2016-06-29 | 北京新源国能科技集团股份有限公司 | 正渗透技术处理高含盐废水的装置和方法 |
CN106630040A (zh) * | 2016-12-28 | 2017-05-10 | 中国科学技术大学 | 一种选择性双极膜电渗析系统及其应用 |
CN109607918A (zh) * | 2018-12-25 | 2019-04-12 | 杭州蓝然环境技术股份有限公司 | 一种动力电池三元材料前驱体生产废水的绿色循环利用工艺 |
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Effective date of registration: 20240125 Address after: 315200 1818 Zhongguan West Road, Zhuangshi street, Zhenhai District, Ningbo City, Zhejiang Province Patentee after: NINGBO FULI BATTERY MATERIAL TECHNOLOGY Co.,Ltd. Country or region after: China Address before: 315201, No. 519, Zhuang Avenue, Zhenhai District, Zhejiang, Ningbo Patentee before: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SCIENCES Country or region before: China |