CN102376947B - 一种氧化铝包覆纳米钛酸锂复合材料的制备方法 - Google Patents
一种氧化铝包覆纳米钛酸锂复合材料的制备方法 Download PDFInfo
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- CN102376947B CN102376947B CN2011103280000A CN201110328000A CN102376947B CN 102376947 B CN102376947 B CN 102376947B CN 2011103280000 A CN2011103280000 A CN 2011103280000A CN 201110328000 A CN201110328000 A CN 201110328000A CN 102376947 B CN102376947 B CN 102376947B
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- lithium titanate
- aluminum
- oxide
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- titanate composite
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 124
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 123
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 114
- 239000002131 composite material Substances 0.000 title claims abstract description 58
- 229940024548 aluminum oxide Drugs 0.000 title claims abstract description 42
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000002243 precursor Substances 0.000 claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 238000005245 sintering Methods 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 10
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000012266 salt solution Substances 0.000 claims abstract description 7
- 239000000725 suspension Substances 0.000 claims description 28
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 27
- 239000010936 titanium Substances 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 26
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 18
- 239000006185 dispersion Substances 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 13
- 229920000193 polymethacrylate Polymers 0.000 claims description 13
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 11
- 229910003002 lithium salt Inorganic materials 0.000 claims description 11
- 159000000002 lithium salts Chemical class 0.000 claims description 11
- 239000004408 titanium dioxide Substances 0.000 claims description 11
- 238000000498 ball milling Methods 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 10
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 230000009514 concussion Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 9
- 229910052719 titanium Inorganic materials 0.000 claims description 9
- 238000005303 weighing Methods 0.000 claims description 9
- 239000004094 surface-active agent Substances 0.000 claims description 8
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 claims description 6
- 159000000013 aluminium salts Chemical class 0.000 claims description 6
- 229910000329 aluminium sulfate Inorganic materials 0.000 claims description 6
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 3
- 229940088990 ammonium stearate Drugs 0.000 claims description 3
- JPNZKPRONVOMLL-UHFFFAOYSA-N azane;octadecanoic acid Chemical compound [NH4+].CCCCCCCCCCCCCCCCCC([O-])=O JPNZKPRONVOMLL-UHFFFAOYSA-N 0.000 claims description 3
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 3
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 3
- 206010013786 Dry skin Diseases 0.000 claims description 2
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical compound [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 claims description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 abstract 1
- 229910002986 Li4Ti5O12 Inorganic materials 0.000 abstract 1
- 235000011114 ammonium hydroxide Nutrition 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 55
- 239000000243 solution Substances 0.000 description 15
- 239000012071 phase Substances 0.000 description 11
- 206010016766 flatulence Diseases 0.000 description 10
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 8
- 229910001416 lithium ion Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- WNKMTAQXMLAYHX-UHFFFAOYSA-N barium(2+);dioxido(oxo)titanium Chemical compound [Ba+2].[O-][Ti]([O-])=O WNKMTAQXMLAYHX-UHFFFAOYSA-N 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 7
- 239000003643 water by type Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 229910052596 spinel Inorganic materials 0.000 description 3
- 239000011029 spinel Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 2
- 239000011149 active material Substances 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- SMZOGRDCAXLAAR-UHFFFAOYSA-N aluminium isopropoxide Chemical compound [Al+3].CC(C)[O-].CC(C)[O-].CC(C)[O-] SMZOGRDCAXLAAR-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000006181 electrochemical material Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000002389 environmental scanning electron microscopy Methods 0.000 description 1
- 238000005247 gettering Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000003746 solid phase reaction Methods 0.000 description 1
- 238000010671 solid-state reaction Methods 0.000 description 1
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- 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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- Inorganic Compounds Of Heavy Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
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CN2011103280000A CN102376947B (zh) | 2011-10-26 | 2011-10-26 | 一种氧化铝包覆纳米钛酸锂复合材料的制备方法 |
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Families Citing this family (17)
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CN102820458A (zh) * | 2012-06-14 | 2012-12-12 | 合肥国轩高科动力能源有限公司 | 一种引入离子液体作为碳源制备含氮碳包覆钛酸锂复合材料的合成方法 |
CN103035901B (zh) * | 2012-12-20 | 2015-02-04 | 中国东方电气集团有限公司 | 一种锂电池纳米氧化物包覆钛酸锂负极材料及其制备方法 |
CN103151510B (zh) * | 2013-03-19 | 2016-04-13 | 上海电力学院 | 一种锂离子电池负极材料及其制备方法 |
CN104577090A (zh) * | 2014-12-23 | 2015-04-29 | 山东精工电子科技有限公司 | 一种碳及氧化物复合改性钛酸锂材料的制备方法 |
CN104835952B (zh) * | 2015-03-20 | 2018-11-06 | 深圳市翔丰华科技股份有限公司 | 锐钛矿TiO2掺杂金属氧化物的锂离子电池负极材料 |
CN104852035B (zh) * | 2015-04-28 | 2017-07-07 | 湖南瑞翔新材料股份有限公司 | 氧化铝包覆的钛酸锂的制备方法 |
CN104966822A (zh) * | 2015-06-16 | 2015-10-07 | 东莞市翔丰华电池材料有限公司 | 一种锂离子电池多层包覆钛酸锂负极材料及其制备方法 |
CN105958021B (zh) * | 2016-05-27 | 2019-07-30 | 天津泰和九思科技有限公司 | 一种钛酸锂复合材料及其制备方法以及锂离子电池 |
CN106058199B (zh) * | 2016-07-22 | 2018-11-27 | 天津巴莫科技股份有限公司 | 一种钴钛绿包覆钛酸锂及其制备方法 |
CN106328891B (zh) * | 2016-08-29 | 2019-02-12 | 深圳博磊达新能源科技有限公司 | 一种纳米钛酸锂复合材料及其制备方法、钛酸锂电池 |
CN106711420B (zh) * | 2017-01-06 | 2019-07-23 | 四川国创成电池材料有限公司 | 一种锂电池钛酸锂复合负极材料的制备方法 |
CN107221642B (zh) * | 2017-06-27 | 2020-10-02 | 四川兴能新材料有限公司 | 一种氧化铝包覆的钛酸锂的制备方法 |
CN107230785A (zh) * | 2017-07-20 | 2017-10-03 | 上海动力储能电池系统工程技术有限公司 | 一种表面包覆复合膜的钛酸锂电极、其制备方法及用途 |
KR102090572B1 (ko) * | 2018-03-12 | 2020-03-18 | (주)포스코케미칼 | 알루미늄으로 코팅된 1차 입자를 포함하는 리튬티탄 복합산화물 및 이의 제조 방법 |
CN109346710B (zh) * | 2018-11-27 | 2021-07-20 | 深圳大学 | 一种氮化钛酸锂-氮化氧化铝复合材料及其制备方法与应用 |
CN109713283A (zh) * | 2018-12-29 | 2019-05-03 | 江苏特丰新材料科技有限公司 | 磷铝包覆的钛酸锂复合材料及其制备方法 |
CN115231612B (zh) * | 2022-09-20 | 2023-02-03 | 河北格力钛新能源有限公司 | 制备改性钛酸锂复合材料的方法及改性钛酸锂复合材料 |
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DE102007058674A1 (de) * | 2007-12-06 | 2009-07-02 | Süd-Chemie AG | Nanopartikuläre Zusammensetzung und Verfahren zu deren Herstellung |
KR101440884B1 (ko) * | 2007-12-18 | 2014-09-18 | 삼성에스디아이 주식회사 | 표면 처리된 음극 활물질을 포함하는 음극 및 이를 채용한리튬 전지 |
CN101764209A (zh) * | 2010-01-04 | 2010-06-30 | 苏州星恒电源有限公司 | 具有表面包覆层的钛酸锂复合电极材料 |
CN101944612B (zh) * | 2010-08-18 | 2013-03-27 | 东莞新能源科技有限公司 | 钛酸锂负极材料及其制备方法以及使用该钛酸锂负极材料的锂离子电池 |
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