CN108933242A - 一种锂离子电池混合正极的制备方法 - Google Patents
一种锂离子电池混合正极的制备方法 Download PDFInfo
- Publication number
- CN108933242A CN108933242A CN201810751223.XA CN201810751223A CN108933242A CN 108933242 A CN108933242 A CN 108933242A CN 201810751223 A CN201810751223 A CN 201810751223A CN 108933242 A CN108933242 A CN 108933242A
- Authority
- CN
- China
- Prior art keywords
- active material
- slurry
- added
- layer
- obtains
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 8
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 8
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 239000011149 active material Substances 0.000 claims abstract description 115
- 239000002002 slurry Substances 0.000 claims abstract description 93
- 102220076495 rs200649587 Human genes 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims abstract description 13
- 229910000668 LiMnPO4 Inorganic materials 0.000 claims abstract description 9
- 229910012160 LiNi0.3Mn0.4Co0.3O2 Inorganic materials 0.000 claims abstract description 9
- 229910015965 LiNi0.8Mn0.1Co0.1O2 Inorganic materials 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 100
- 239000000463 material Substances 0.000 claims description 42
- 239000002033 PVDF binder Substances 0.000 claims description 35
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical group [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 claims description 35
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 35
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 35
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 claims description 35
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 claims description 35
- 238000002156 mixing Methods 0.000 claims description 28
- 238000007731 hot pressing Methods 0.000 claims description 25
- 239000007787 solid Substances 0.000 claims description 22
- 239000011230 binding agent Substances 0.000 claims description 18
- 239000006258 conductive agent Substances 0.000 claims description 18
- 239000002270 dispersing agent Substances 0.000 claims description 17
- 239000011248 coating agent Substances 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 13
- 239000002904 solvent Substances 0.000 claims description 10
- 239000003610 charcoal Substances 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 239000006185 dispersion Substances 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 2
- 230000014759 maintenance of location Effects 0.000 abstract description 2
- 239000006245 Carbon black Super-P Substances 0.000 description 31
- 230000000052 comparative effect Effects 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007581 slurry coating method Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Classifications
-
- 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
- H01M4/362—Composites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
-
- 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
-
- 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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751223.XA CN108933242B (zh) | 2018-07-10 | 2018-07-10 | 一种锂离子电池混合正极的制备方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810751223.XA CN108933242B (zh) | 2018-07-10 | 2018-07-10 | 一种锂离子电池混合正极的制备方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108933242A true CN108933242A (zh) | 2018-12-04 |
| CN108933242B CN108933242B (zh) | 2019-12-10 |
Family
ID=64446921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810751223.XA Active CN108933242B (zh) | 2018-07-10 | 2018-07-10 | 一种锂离子电池混合正极的制备方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108933242B (zh) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109962221A (zh) * | 2019-02-20 | 2019-07-02 | 江西星盈科技有限公司 | 复合正极材料及正极片及正极片制备方法及锂离子电池 |
| CN110212158A (zh) * | 2019-05-10 | 2019-09-06 | 欣旺达电动汽车电池有限公司 | 一种具有浓度梯度的正极极片及其制备方法 |
| CN110416496A (zh) * | 2019-08-05 | 2019-11-05 | 李锐 | 一种阴极浆料和阴极的制备方法 |
| CN110649226A (zh) * | 2019-11-07 | 2020-01-03 | 蒋子杰 | 一种锰基锂氧化物正极及其制备方法 |
| CN110707293A (zh) * | 2019-10-15 | 2020-01-17 | 金妍 | 一种锂离子电池阴极的制备方法 |
| CN110970609A (zh) * | 2019-12-24 | 2020-04-07 | 苏州睿梵工业设计有限公司 | 一种电动工具用锂离子电池的正极的制备方法 |
| CN111180734A (zh) * | 2020-01-06 | 2020-05-19 | 钱起 | 一种锂离子电池复合正极的制备方法 |
| CN111211294A (zh) * | 2020-03-20 | 2020-05-29 | 谈益 | 一种锂离子电池正极及其制备方法 |
| CN111244431A (zh) * | 2020-03-20 | 2020-06-05 | 金妍 | 一种锂离子电池阴极浆料的制备方法 |
| CN111276757A (zh) * | 2020-02-19 | 2020-06-12 | 金妍 | 一种动力型锂离子电池的制备方法 |
| CN111313085A (zh) * | 2020-04-13 | 2020-06-19 | 陆信甫 | 一种锂离子电池正极的制备方法 |
| CN112072070A (zh) * | 2020-09-04 | 2020-12-11 | 珠海冠宇电池股份有限公司 | 一种正极极片及包括该正极极片的锂离子电池 |
| JPWO2021095818A1 (zh) * | 2019-11-15 | 2021-05-20 | ||
| CN113169323A (zh) * | 2019-11-07 | 2021-07-23 | 株式会社Lg化学 | 包含具有lno量不同的双层结构的混合物层的正极以及包括该正极的二次电池 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1832231A (zh) * | 2005-03-09 | 2006-09-13 | 索尼株式会社 | 正极材料及电池 |
| CN103165935A (zh) * | 2011-12-08 | 2013-06-19 | 索尼公司 | 电极、二次电池、电池组、电动车辆以及电力储存系统 |
| CN103181005A (zh) * | 2011-02-21 | 2013-06-26 | 株式会社Lg化学 | 具有改善的功率特性的混合正极活性材料和包含其的锂二次电池 |
| CN103201882A (zh) * | 2011-05-02 | 2013-07-10 | 株式会社Lg化学 | 包含多层电极活性材料层的电极和包含所述电极的二次电池 |
| CN105161705A (zh) * | 2015-06-29 | 2015-12-16 | 山东玉皇新能源科技有限公司 | 一种磷酸锰锂包覆镍钴锰酸锂正极材料及其制备方法 |
| CN106252586A (zh) * | 2016-08-30 | 2016-12-21 | 深圳博磊达新能源科技有限公司 | 一种复合正极片及其制备方法、锂离子电池 |
-
2018
- 2018-07-10 CN CN201810751223.XA patent/CN108933242B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1832231A (zh) * | 2005-03-09 | 2006-09-13 | 索尼株式会社 | 正极材料及电池 |
| CN103181005A (zh) * | 2011-02-21 | 2013-06-26 | 株式会社Lg化学 | 具有改善的功率特性的混合正极活性材料和包含其的锂二次电池 |
| CN103201882A (zh) * | 2011-05-02 | 2013-07-10 | 株式会社Lg化学 | 包含多层电极活性材料层的电极和包含所述电极的二次电池 |
| CN103165935A (zh) * | 2011-12-08 | 2013-06-19 | 索尼公司 | 电极、二次电池、电池组、电动车辆以及电力储存系统 |
| CN105161705A (zh) * | 2015-06-29 | 2015-12-16 | 山东玉皇新能源科技有限公司 | 一种磷酸锰锂包覆镍钴锰酸锂正极材料及其制备方法 |
| CN106252586A (zh) * | 2016-08-30 | 2016-12-21 | 深圳博磊达新能源科技有限公司 | 一种复合正极片及其制备方法、锂离子电池 |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109962221B (zh) * | 2019-02-20 | 2020-03-17 | 江西星盈科技有限公司 | 复合正极材料及正极片及正极片制备方法及锂离子电池 |
| CN109962221A (zh) * | 2019-02-20 | 2019-07-02 | 江西星盈科技有限公司 | 复合正极材料及正极片及正极片制备方法及锂离子电池 |
| CN110212158A (zh) * | 2019-05-10 | 2019-09-06 | 欣旺达电动汽车电池有限公司 | 一种具有浓度梯度的正极极片及其制备方法 |
| CN110416496A (zh) * | 2019-08-05 | 2019-11-05 | 李锐 | 一种阴极浆料和阴极的制备方法 |
| CN110416496B (zh) * | 2019-08-05 | 2020-12-11 | 泰州纳新新能源科技有限公司 | 一种阴极浆料和阴极的制备方法 |
| CN110707293A (zh) * | 2019-10-15 | 2020-01-17 | 金妍 | 一种锂离子电池阴极的制备方法 |
| CN110707293B (zh) * | 2019-10-15 | 2020-12-11 | 泰州纳新新能源科技有限公司 | 一种锂离子电池阴极的制备方法 |
| CN113169323B (zh) * | 2019-11-07 | 2024-05-07 | 株式会社Lg新能源 | 包含具有lno量不同的双层结构的混合物层的正极以及包括该正极的二次电池 |
| CN110649226A (zh) * | 2019-11-07 | 2020-01-03 | 蒋子杰 | 一种锰基锂氧化物正极及其制备方法 |
| CN113169323A (zh) * | 2019-11-07 | 2021-07-23 | 株式会社Lg化学 | 包含具有lno量不同的双层结构的混合物层的正极以及包括该正极的二次电池 |
| WO2021095818A1 (ja) * | 2019-11-15 | 2021-05-20 | ビークルエナジージャパン株式会社 | リチウムイオン二次電池用正極、及びリチウムイオン二次電池 |
| US12255319B2 (en) | 2019-11-15 | 2025-03-18 | Vehicle Energy Japan Inc. | Positive electrode for lithium ion secondary batteries, and lithium ion secondary battery |
| CN114402459B (zh) * | 2019-11-15 | 2024-07-12 | 日本汽车能源株式会社 | 锂离子二次电池用正极和锂离子二次电池 |
| JP2024075723A (ja) * | 2019-11-15 | 2024-06-04 | ビークルエナジージャパン株式会社 | リチウムイオン二次電池用正極、リチウムイオン二次電池及び方法 |
| JP7461964B2 (ja) | 2019-11-15 | 2024-04-04 | ビークルエナジージャパン株式会社 | リチウムイオン二次電池用正極、リチウムイオン二次電池及び方法 |
| CN114402459A (zh) * | 2019-11-15 | 2022-04-26 | 日本汽车能源株式会社 | 锂离子二次电池用正极和锂离子二次电池 |
| JPWO2021095818A1 (zh) * | 2019-11-15 | 2021-05-20 | ||
| CN110970609A (zh) * | 2019-12-24 | 2020-04-07 | 苏州睿梵工业设计有限公司 | 一种电动工具用锂离子电池的正极的制备方法 |
| CN110970609B (zh) * | 2019-12-24 | 2021-04-20 | 苏州睿梵工业设计有限公司 | 一种电动工具用锂离子电池的正极的制备方法 |
| CN111180734A (zh) * | 2020-01-06 | 2020-05-19 | 钱起 | 一种锂离子电池复合正极的制备方法 |
| CN111276757A (zh) * | 2020-02-19 | 2020-06-12 | 金妍 | 一种动力型锂离子电池的制备方法 |
| CN111244431A (zh) * | 2020-03-20 | 2020-06-05 | 金妍 | 一种锂离子电池阴极浆料的制备方法 |
| CN111211294A (zh) * | 2020-03-20 | 2020-05-29 | 谈益 | 一种锂离子电池正极及其制备方法 |
| CN111313085B (zh) * | 2020-04-13 | 2021-07-06 | 东方醒狮储能电池有限公司 | 一种锂离子电池正极的制备方法 |
| CN111313085A (zh) * | 2020-04-13 | 2020-06-19 | 陆信甫 | 一种锂离子电池正极的制备方法 |
| CN112072070A (zh) * | 2020-09-04 | 2020-12-11 | 珠海冠宇电池股份有限公司 | 一种正极极片及包括该正极极片的锂离子电池 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108933242B (zh) | 2019-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108933242A (zh) | 一种锂离子电池混合正极的制备方法 | |
| CN107742709A (zh) | 一种磷酸铁锂电池正极活性材料及其制备和应用 | |
| CN110993884B (zh) | 锂离子电池负极浆料、制备方法、负极极片以及电池 | |
| CN114597412B (zh) | 含有无氟粘结剂的正极浆料在降低正极极片中金属杂质中的用途 | |
| CN109119619B (zh) | 一种高倍率性能的锂离子电池正极的制备方法 | |
| CN113675365B (zh) | 一种负极片及锂离子电池 | |
| CN106356502A (zh) | 一种高倍率性能的磷酸铁锂电池正极极片及其制备方法 | |
| CN116031362B (zh) | 一种正极片与锂离子电池 | |
| CN110492105A (zh) | 一种正极材料及其制备的正极极片和得到的锂离子电池 | |
| CN111029532A (zh) | 一种锂离子电池正极的制备方法 | |
| CN109686920A (zh) | 一种高能量密度正极极片及其制备方法和应用 | |
| CN111509223A (zh) | 一种锂离子电池正极粘结剂和锂离子电池正极浆料 | |
| CN106486694B (zh) | 一种高能量密度三元nca电池及其制备方法 | |
| CN111370669B (zh) | 一种动力电池复合正极的制备方法 | |
| CN110581255A (zh) | 一种锂离子电池正极以及制备锂离子电池正极的方法 | |
| WO2023174435A1 (zh) | 一种三元掺混正极材料及其制备方法与电池 | |
| CN109786714A (zh) | 一种基于锰酸锂材料的混合正极浆料的制备方法 | |
| CN110707293A (zh) | 一种锂离子电池阴极的制备方法 | |
| CN118658964A (zh) | 锂金属复合负极及其制备方法、锂离子电池 | |
| CN113809331B (zh) | 一种多功能添加剂及其制备方法、锂离子电池 | |
| CN118156458A (zh) | 磷酸铁锂正极材料、磷酸铁锂正极片及其制备方法、锂离子电池 | |
| CN112259723A (zh) | 一种锂离子电池正极的制备方法 | |
| CN115986122B (zh) | 一种水系钠离子电池电极极片、电池及它们的制备方法 | |
| CN117878239A (zh) | 极片、锂离子电池及制备方法 | |
| CN110010873A (zh) | 一种混合正极浆料的制备方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Wenping Inventor after: Wang Gang Inventor after: Deng Liping Inventor before: Deng Liping |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191118 Address after: 344000 Jiangxi province Fuzhou City Jinchao Economic Development Zone, hi tech Industrial Park Applicant after: Jiangxi Dibico Co., Ltd. Address before: 215000 No. 5 Xinghan Street, Suzhou Industrial Park, Jiangsu Province Applicant before: Deng Liping |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A preparation method of hybrid cathode for lithium ion battery Effective date of registration: 20201217 Granted publication date: 20191210 Pledgee: Fuzhou hi tech Zone Industry and technology Financing Guarantee Co., Ltd Pledgor: Jiangxi DBK Corporation Co.,Ltd. Registration number: Y2020360000110 |