CN104129770B - 一种纳米级磷酸铁及其制备方法 - Google Patents
一种纳米级磷酸铁及其制备方法 Download PDFInfo
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- CN104129770B CN104129770B CN201410331609.7A CN201410331609A CN104129770B CN 104129770 B CN104129770 B CN 104129770B CN 201410331609 A CN201410331609 A CN 201410331609A CN 104129770 B CN104129770 B CN 104129770B
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- CN
- China
- Prior art keywords
- iron phosphate
- degree
- phosphoric acid
- nanometer
- ferrous salt
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- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 title claims abstract description 57
- 229910000398 iron phosphate Inorganic materials 0.000 title claims abstract description 56
- 238000002360 preparation method Methods 0.000 title claims description 10
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Substances OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 33
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 17
- 239000011164 primary particle Substances 0.000 claims abstract description 16
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 239000012065 filter cake Substances 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims abstract description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229960000935 dehydrated alcohol Drugs 0.000 claims abstract description 7
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 239000006185 dispersion Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 239000012266 salt solution Substances 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 150000002978 peroxides Chemical class 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 150000002505 iron Chemical class 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 3
- 239000011790 ferrous sulphate Substances 0.000 claims description 3
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 3
- LNOZJRCUHSPCDZ-UHFFFAOYSA-L iron(ii) acetate Chemical class [Fe+2].CC([O-])=O.CC([O-])=O LNOZJRCUHSPCDZ-UHFFFAOYSA-L 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000036571 hydration Effects 0.000 claims 1
- 238000006703 hydration reaction Methods 0.000 claims 1
- WSSMOXHYUFMBLS-UHFFFAOYSA-L iron dichloride tetrahydrate Chemical compound O.O.O.O.[Cl-].[Cl-].[Fe+2] WSSMOXHYUFMBLS-UHFFFAOYSA-L 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000000047 product Substances 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 7
- 239000000243 solution Substances 0.000 abstract description 4
- 229910052744 lithium Inorganic materials 0.000 abstract description 3
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 238000010790 dilution Methods 0.000 abstract description 2
- 239000012895 dilution Substances 0.000 abstract description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
- 239000005955 Ferric phosphate Substances 0.000 abstract 1
- 229940032958 ferric phosphate Drugs 0.000 abstract 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 abstract 1
- 229910000399 iron(III) phosphate Inorganic materials 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000003786 synthesis reaction Methods 0.000 description 6
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010792 warming Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000011163 secondary particle Substances 0.000 description 2
- 102000004160 Phosphoric Monoester Hydrolases Human genes 0.000 description 1
- 108090000608 Phosphoric Monoester Hydrolases Proteins 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 150000004010 onium ions Chemical class 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 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)
Abstract
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CN104129770A CN104129770A (zh) | 2014-11-05 |
CN104129770B true CN104129770B (zh) | 2016-01-20 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106517128A (zh) * | 2016-11-08 | 2017-03-22 | 河南省净寰新能源科技有限公司 | 一种低成本电池级磷酸铁微粉的制备方法 |
CN106829906A (zh) * | 2017-03-13 | 2017-06-13 | 成都育芽科技有限公司 | 一种新能源用电池级磷酸铁的制备方法 |
CN106882780A (zh) * | 2017-04-05 | 2017-06-23 | 河南省净寰新能源科技有限公司 | 一种电池级磷酸铁微粉的制备方法 |
CN109626349B (zh) * | 2019-02-25 | 2020-05-19 | 中钢集团南京新材料研究院有限公司 | 一种不规则骨架状磷酸铁的制备方法 |
CN113603071B (zh) * | 2021-07-23 | 2023-11-03 | 广东邦普循环科技有限公司 | 一种纳米片状磷酸铁及其制备方法和应用 |
CN114162795B (zh) * | 2021-11-08 | 2023-07-11 | 江苏涛立电子新材料有限公司 | 合成锂电池正极材料用纳米磷酸铁及其制备方法 |
CN114180547A (zh) * | 2021-12-31 | 2022-03-15 | 常州锂源新能源科技有限公司 | 一种低成本高功率型磷酸铁锂的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102148366A (zh) * | 2010-02-09 | 2011-08-10 | 河南科隆集团有限公司 | 锂离子电池正极活性物质所用正磷酸铁材料及其液相合成方法 |
CN102205953A (zh) * | 2011-05-05 | 2011-10-05 | 湖北浩元材料科技有限公司 | 一种用于磷酸铁锂电池材料的球形磷酸铁制造方法 |
CN103274383A (zh) * | 2013-05-20 | 2013-09-04 | 南京大学 | 一种形貌可控的电池级磷酸铁及其制备方法 |
CN103466582A (zh) * | 2013-08-21 | 2013-12-25 | 中盐安徽红四方新能源科技有限公司 | 一种高活性纳米级磷酸铁及其合成方法 |
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- 2014-07-14 CN CN201410331609.7A patent/CN104129770B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102148366A (zh) * | 2010-02-09 | 2011-08-10 | 河南科隆集团有限公司 | 锂离子电池正极活性物质所用正磷酸铁材料及其液相合成方法 |
CN102205953A (zh) * | 2011-05-05 | 2011-10-05 | 湖北浩元材料科技有限公司 | 一种用于磷酸铁锂电池材料的球形磷酸铁制造方法 |
CN103274383A (zh) * | 2013-05-20 | 2013-09-04 | 南京大学 | 一种形貌可控的电池级磷酸铁及其制备方法 |
CN103466582A (zh) * | 2013-08-21 | 2013-12-25 | 中盐安徽红四方新能源科技有限公司 | 一种高活性纳米级磷酸铁及其合成方法 |
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Effective date of registration: 20151111 Address after: 443000 Yichang high tech Zone, Hubei, No. 33 Dalian Road Applicant after: Hubei Gaobo Technology Co.,Ltd. Address before: Room 2, unit 32008, building 3, Wanda community, Yichang, Hubei, 443001 Applicant before: Chang Kaijun |
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Address after: 434020 two printing Road, Jingzhou Development Zone, Hubei, Yichang Patentee after: Hubei Gaobo Technology Co.,Ltd. Address before: 443000 Yichang high tech Zone, Hubei, No. 33 Dalian Road Patentee before: Hubei Gaobo Technology Co.,Ltd. |
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Effective date of registration: 20210720 Address after: 443000 room 32008, unit 2, building 3, Wanda community, Yichang City, Hubei Province Patentee after: Chang Kaijun Address before: 434020 Fangyin 2nd Road, Jingzhou Development Zone, Yichang City, Hubei Province Patentee before: Hubei Gaobo Technology Co.,Ltd. |
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Effective date of registration: 20210804 Address after: 518000 Room 606, building 1, northwest Shenjiu science and technology entrepreneurship Park, intersection of Taohua road and betel Lang Road, Fubao community, Fubao street, Futian District, Shenzhen, Guangdong Province Patentee after: Shenzhen Beichen Innovative Material Technology Co.,Ltd. Address before: 443000 room 32008, unit 2, building 3, Wanda community, Yichang City, Hubei Province Patentee before: Chang Kaijun |
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Denomination of invention: A kind of nano-scale iron phosphate and preparation method thereof Effective date of registration: 20220811 Granted publication date: 20160120 Pledgee: Shenzhen small and medium sized small loan Co.,Ltd. Pledgor: Shenzhen Beichen Innovative Material Technology Co.,Ltd. Registration number: Y2022440020161 |
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Date of cancellation: 20230821 Granted publication date: 20160120 Pledgee: Shenzhen small and medium sized small loan Co.,Ltd. Pledgor: Shenzhen Beichen Innovative Material Technology Co.,Ltd. Registration number: Y2022440020161 |
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