CN109950533B - 一种正极材料及其制备方法 - Google Patents
一种正极材料及其制备方法 Download PDFInfo
- Publication number
- CN109950533B CN109950533B CN201910154411.9A CN201910154411A CN109950533B CN 109950533 B CN109950533 B CN 109950533B CN 201910154411 A CN201910154411 A CN 201910154411A CN 109950533 B CN109950533 B CN 109950533B
- Authority
- CN
- China
- Prior art keywords
- solution
- positive electrode
- lithium compound
- electrode material
- mol
- 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.)
- Active
Links
- 239000007774 positive electrode material Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000000243 solution Substances 0.000 claims abstract description 50
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims abstract description 36
- 150000002642 lithium compounds Chemical class 0.000 claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 23
- 239000008139 complexing agent Substances 0.000 claims abstract description 17
- 229910000357 manganese(II) sulfate Inorganic materials 0.000 claims abstract description 13
- 229910008078 Li-MnO2 Inorganic materials 0.000 claims abstract description 12
- 229910006385 Li—MnO2 Inorganic materials 0.000 claims abstract description 12
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 239000011259 mixed solution Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 239000010405 anode material Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 12
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical group OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 11
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 abstract description 3
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000005406 washing Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000001291 vacuum drying Methods 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910001437 manganese ion Inorganic materials 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 239000012258 stirred mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001868 water Inorganic materials 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Inorganic materials O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002055 nanoplate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Images
Classifications
-
- 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
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910154411.9A CN109950533B (zh) | 2019-03-01 | 2019-03-01 | 一种正极材料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910154411.9A CN109950533B (zh) | 2019-03-01 | 2019-03-01 | 一种正极材料及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109950533A CN109950533A (zh) | 2019-06-28 |
CN109950533B true CN109950533B (zh) | 2021-06-29 |
Family
ID=67007804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910154411.9A Active CN109950533B (zh) | 2019-03-01 | 2019-03-01 | 一种正极材料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109950533B (zh) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103151514A (zh) * | 2013-03-19 | 2013-06-12 | 南通瑞翔新材料有限公司 | 一种锂电池正极的锰基材料的制备方法 |
CN106252594A (zh) * | 2016-09-05 | 2016-12-21 | 哈尔滨工业大学 | 一种具有纳米级两相共存结构的球形锂离子电池正极材料及其合成方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6120263B2 (ja) * | 2012-11-09 | 2017-04-26 | 国立研究開発法人産業技術総合研究所 | 電解析出法を利用するリチウム二次電池用ファイバー正極の製造方法 |
CN103928670B (zh) * | 2013-06-26 | 2016-12-28 | 华中农业大学 | 一种锂二次电池正极材料LiMnO2的制备方法 |
CN106207167A (zh) * | 2016-07-29 | 2016-12-07 | 昆明理工大学 | 一种锂离子电池正极材料的制备方法 |
-
2019
- 2019-03-01 CN CN201910154411.9A patent/CN109950533B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103151514A (zh) * | 2013-03-19 | 2013-06-12 | 南通瑞翔新材料有限公司 | 一种锂电池正极的锰基材料的制备方法 |
CN106252594A (zh) * | 2016-09-05 | 2016-12-21 | 哈尔滨工业大学 | 一种具有纳米级两相共存结构的球形锂离子电池正极材料及其合成方法 |
Also Published As
Publication number | Publication date |
---|---|
CN109950533A (zh) | 2019-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR101952210B1 (ko) | 알루미늄원소 구배 분포를 갖는 니켈-코발트-알루미늄 전구재료 및 정극재료 제조방법 | |
CN110235292B (zh) | 一种高钠含量普鲁士蓝正极材料及其制备方法和应用与钠离子电池 | |
CN110690416B (zh) | 一种锂二次电池用高镍三元正极材料及其制备方法 | |
CN109678219B (zh) | 一种纳米层状镍钴锰酸锂的制备方法 | |
KR20150027753A (ko) | 그래핀 기반의 LiFePO₄/C 복합재료의 제조방법 | |
CN113659134A (zh) | 一种使用共结晶法制备纳米级磷酸铁锰锂材料的方法 | |
CN108134064B (zh) | 一种正极材料前驱体及其制备方法和正极材料 | |
WO2007000075A1 (fr) | Procédé de préparation d’hydroxyde nickeleux sphérique qui est dopé et d’oxydes métalliques multiples, et pile secondaire au lithium | |
CN110759384A (zh) | 一种硫酸锰溶液制备类球形四氧化三锰的方法 | |
CN113772748B (zh) | 一种锂离子电池正极材料的制备方法 | |
CN102557143A (zh) | 一种Mn2O3制备方法和催化剂 | |
CN113816430A (zh) | 一种改性四氧化三锰的制备方法及制品和应用 | |
CN112694137A (zh) | 小粒径无钴富锂锰基固溶体与钒酸锂复合材料及制备方法 | |
CN101948379B (zh) | 一种电池级草酸亚铁的制备方法 | |
JP6449592B2 (ja) | 低アルカリ性ニッケルリチウム金属複合酸化物粉体及びその製造方法 | |
CN105271443A (zh) | 一种辅助微波加热制备纳米片状CoO、Co3O4的方法 | |
CN109950533B (zh) | 一种正极材料及其制备方法 | |
KR101170095B1 (ko) | 상압 저온 공정을 이용한 나노 구조 감마 망간 산화물 분말의 합성방법과 이를 이용한 리튬망간 산화물의 제조방법 | |
CN107342402B (zh) | 一种制备LiNi1/3Co1/3Mn1/3O2三元正极材料的方法 | |
CN113871582B (zh) | 一种可用于填充导电材料的钠离子电池镍基正极材料 | |
JP4345934B2 (ja) | 湿式製法を使用する、コバルト、ニッケルおよびマンガンを含む水酸化物の低温リチウム化 | |
CN110534720B (zh) | 一种纳米碳和二氧化钛共修饰的海泡石复合材料的制备方法及用途 | |
CN115295748A (zh) | 一种利用多金属mof前驱体制备锂离子电池单晶三元正极材料的方法及其产品 | |
CN101712487A (zh) | 一种β-型二氧化铅纳米颗粒的制备方法 | |
JP5691159B2 (ja) | オキシ水酸化マンガン及びその製造方法並びにそれを用いたリチウムマンガン系複合酸化物 |
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 | ||
CB02 | Change of applicant information |
Address after: 209 No. 519180 Guangdong province Zhuhai city Doumen District Xinqing Science and Technology Industrial Park, Mount Everest Boulevard Applicant after: ZHUHAI COSLIGHT BATTERY Co.,Ltd. Address before: 209 No. 519180 Guangdong province Zhuhai city Doumen District Xinqing Science and Technology Industrial Park, Mount Everest Boulevard Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: No. 209, Zhufeng Avenue, Xinqing Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Applicant after: Zhuhai CosMX Battery Co.,Ltd. Address before: No. 209, Zhufeng Avenue, Xinqing Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. Address after: No. 209, Zhufeng Avenue, Xinqing Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Applicant after: ZHUHAI COSLIGHT BATTERY Co.,Ltd. Address before: No. 209, Zhufeng Avenue, Xinqing Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CI02 | Correction of invention patent application |
Correction item: Applicant|Address Correct: Zhuhai Coslight Battery Co., Ltd.|519180 No. 209, Zhufeng Avenue, Xinqing Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province False: Zhuhai Guanyu Battery Co., Ltd.|519180 No. 209, Zhufeng Avenue, Xinqing Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Number: 29-01 Volume: 36 |
|
CI02 | Correction of invention patent application | ||
GR01 | Patent grant | ||
GR01 | Patent grant |