CN103346295B - 一种多元素掺杂磷酸铁锂复合正极材料的制备方法 - Google Patents
一种多元素掺杂磷酸铁锂复合正极材料的制备方法 Download PDFInfo
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- CN103346295B CN103346295B CN201310289534.6A CN201310289534A CN103346295B CN 103346295 B CN103346295 B CN 103346295B CN 201310289534 A CN201310289534 A CN 201310289534A CN 103346295 B CN103346295 B CN 103346295B
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- CN
- China
- Prior art keywords
- multielement
- iron phosphate
- lithium iron
- doped lithium
- positive pole
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- 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.)
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- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 title claims abstract description 22
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 239000000203 mixture Substances 0.000 claims abstract description 14
- 239000011701 zinc Substances 0.000 claims abstract description 12
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims abstract description 10
- 239000000126 substance Substances 0.000 claims abstract description 10
- ONDPHDOFVYQSGI-UHFFFAOYSA-N zinc nitrate Chemical compound [Zn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ONDPHDOFVYQSGI-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000007787 solid Substances 0.000 claims abstract description 9
- 238000001694 spray drying Methods 0.000 claims abstract description 9
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 7
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 7
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims abstract description 6
- 235000019837 monoammonium phosphate Nutrition 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- WWILHZQYNPQALT-UHFFFAOYSA-N 2-methyl-2-morpholin-4-ylpropanal Chemical compound O=CC(C)(C)N1CCOCC1 WWILHZQYNPQALT-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229920002472 Starch Polymers 0.000 claims abstract description 5
- 239000008367 deionised water Substances 0.000 claims abstract description 5
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 5
- VEPSWGHMGZQCIN-UHFFFAOYSA-H ferric oxalate Chemical compound [Fe+3].[Fe+3].[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O.[O-]C(=O)C([O-])=O VEPSWGHMGZQCIN-UHFFFAOYSA-H 0.000 claims abstract description 5
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 239000011259 mixed solution Substances 0.000 claims abstract description 5
- 238000002156 mixing Methods 0.000 claims abstract description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 claims abstract description 5
- 235000019698 starch Nutrition 0.000 claims abstract description 5
- 239000008107 starch Substances 0.000 claims abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 239000012298 atmosphere Substances 0.000 claims description 5
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000001307 helium Substances 0.000 claims description 4
- 229910052734 helium Inorganic materials 0.000 claims description 4
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 4
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 4
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 4
- 229910052493 LiFePO4 Inorganic materials 0.000 abstract description 9
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 9
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052799 carbon Inorganic materials 0.000 abstract description 7
- 239000011248 coating agent Substances 0.000 abstract description 4
- 238000000576 coating method Methods 0.000 abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 4
- 238000005054 agglomeration Methods 0.000 abstract description 2
- 230000002776 aggregation Effects 0.000 abstract description 2
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 238000006722 reduction reaction Methods 0.000 abstract 1
- 238000005245 sintering Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 6
- 238000000498 ball milling Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- -1 0.475mol) and 35.15g Chemical compound 0.000 description 3
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000010405 anode material Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 1
- 229910002554 Fe(NO3)3·9H2O Inorganic materials 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000000680 avirulence Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000001630 malic acid Substances 0.000 description 1
- 235000011090 malic acid Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
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
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- Battery Electrode And Active Subsutance (AREA)
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CN201310289534.6A CN103346295B (zh) | 2013-07-11 | 2013-07-11 | 一种多元素掺杂磷酸铁锂复合正极材料的制备方法 |
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CN103346295A CN103346295A (zh) | 2013-10-09 |
CN103346295B true CN103346295B (zh) | 2016-06-15 |
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CN103779565B (zh) * | 2014-02-12 | 2016-08-03 | 云南磷化集团有限公司 | 一种磷酸铁锂复合电池材料的制备方法 |
CN103794757B (zh) * | 2014-02-21 | 2016-06-08 | 太原工业学院 | 一种磷酸锰锂-碳复合材料的制备方法 |
CN104332603B (zh) * | 2014-10-21 | 2016-05-18 | 浙江大学 | 一种磷酸锰锂纳米片的制备方法及产品 |
CN105870432B (zh) * | 2016-06-28 | 2018-06-15 | 中南民族大学 | 一种采用磷肥产品超声波喷雾制备多位协同掺杂LiFePO4/C的方法 |
EP4280301A4 (en) * | 2022-03-04 | 2024-06-26 | Contemporary Amperex Technology Co., Limited | POSITIVE ELECTRODE SHEET, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND ELECTRICAL APPLIANCE |
WO2023206397A1 (zh) * | 2022-04-29 | 2023-11-02 | 宁德时代新能源科技股份有限公司 | 二次电池、电池模块、电池包和用电装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101369659A (zh) * | 2007-08-17 | 2009-02-18 | 深圳市比克电池有限公司 | 用于锂离子电池的新型磷酸铁锂正极材料及其制备方法 |
CN101798075A (zh) * | 2009-04-02 | 2010-08-11 | 宜昌欧赛科技有限公司 | 锂离子电池正极材料磷酸铁锂的制备方法 |
CN102916183A (zh) * | 2012-10-16 | 2013-02-06 | 上海锦众信息科技有限公司 | 一种锂离子电池磷酸亚铁锂复合材料的制备方法 |
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JP5370937B2 (ja) * | 2008-01-28 | 2013-12-18 | シャープ株式会社 | 正極活物質、正極及び非水二次電池 |
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CN101369659A (zh) * | 2007-08-17 | 2009-02-18 | 深圳市比克电池有限公司 | 用于锂离子电池的新型磷酸铁锂正极材料及其制备方法 |
CN101798075A (zh) * | 2009-04-02 | 2010-08-11 | 宜昌欧赛科技有限公司 | 锂离子电池正极材料磷酸铁锂的制备方法 |
CN102916183A (zh) * | 2012-10-16 | 2013-02-06 | 上海锦众信息科技有限公司 | 一种锂离子电池磷酸亚铁锂复合材料的制备方法 |
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DD01 | Delivery of document by public notice |
Addressee: Suzhou Yiyuan Hongda Intellectual Property Agency Co.,Ltd. Document name: Notification of Publication and of Entering the Substantive Examination Stage of the Application for Invention |
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C14 | Grant of patent or utility model | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Bo Inventor after: Zhang Yuguang Inventor after: Zhang Hairong Inventor before: Wang Yuanyuan |
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COR | Change of bibliographic data | ||
GR01 | Patent grant | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160525 Address after: Yuyao Linshan Industrial Zone, 315460 North Zhejiang city of Ningbo Province Applicant after: NINGBO SHENGTENG NEW MATERIALS Co.,Ltd. Address before: Suzhou City, Jiangsu province 215100 Songjiang Road, Suzhou Industrial Park, No. 208 Building 8 Room 112 Applicant before: Suzhou Yiyuan Hongda Intellectual Property Agency Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20160615 |