CN101567439B - Synthesis of nano-scale LiFePO from ferric iron source4Method for preparing anode material of lithium ion power battery - Google Patents
Synthesis of nano-scale LiFePO from ferric iron source4Method for preparing anode material of lithium ion power battery Download PDFInfo
- Publication number
- CN101567439B CN101567439B CN2009100268137A CN200910026813A CN101567439B CN 101567439 B CN101567439 B CN 101567439B CN 2009100268137 A CN2009100268137 A CN 2009100268137A CN 200910026813 A CN200910026813 A CN 200910026813A CN 101567439 B CN101567439 B CN 101567439B
- Authority
- CN
- China
- Prior art keywords
- lithium
- ferric
- source
- lifepo
- compound
- 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.)
- Expired - Fee Related
Links
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 17
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 title claims abstract description 14
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 14
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910010710 LiFePO Inorganic materials 0.000 title claims abstract description 11
- 230000015572 biosynthetic process Effects 0.000 title claims description 8
- 238000003786 synthesis reaction Methods 0.000 title claims description 7
- 239000010405 anode material Substances 0.000 title abstract description 4
- 238000000034 method Methods 0.000 claims abstract description 27
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 20
- 150000001875 compounds Chemical class 0.000 claims abstract description 14
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 238000002485 combustion reaction Methods 0.000 claims abstract description 9
- 239000012298 atmosphere Substances 0.000 claims abstract description 6
- 239000010406 cathode material Substances 0.000 claims abstract description 6
- 239000000839 emulsion Substances 0.000 claims abstract description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 3
- 239000011574 phosphorus Substances 0.000 claims abstract description 3
- 229910010707 LiFePO 4 Inorganic materials 0.000 claims description 20
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 239000000126 substance Substances 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- -1 carbon organic compound Chemical class 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 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 claims description 6
- IIPYXGDZVMZOAP-UHFFFAOYSA-N lithium nitrate Chemical group [Li+].[O-][N+]([O-])=O IIPYXGDZVMZOAP-UHFFFAOYSA-N 0.000 claims description 6
- 229910003002 lithium salt Inorganic materials 0.000 claims description 6
- 159000000002 lithium salts Chemical class 0.000 claims description 6
- 239000004471 Glycine Substances 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 5
- 239000002671 adjuvant Substances 0.000 claims description 5
- 238000000498 ball milling Methods 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 3
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 3
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 239000004202 carbamide Substances 0.000 claims description 3
- XIXADJRWDQXREU-UHFFFAOYSA-M lithium acetate Chemical group [Li+].CC([O-])=O XIXADJRWDQXREU-UHFFFAOYSA-M 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- 230000002269 spontaneous effect Effects 0.000 claims description 3
- 239000004254 Ammonium phosphate Substances 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 claims description 2
- 239000005955 Ferric phosphate Substances 0.000 claims description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims description 2
- 235000019289 ammonium phosphates Nutrition 0.000 claims description 2
- 239000006183 anode active material Substances 0.000 claims description 2
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 2
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 2
- 229940032958 ferric phosphate Drugs 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 claims description 2
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical group [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims description 2
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 2
- PVFSDGKDKFSOTB-UHFFFAOYSA-K iron(3+);triacetate Chemical compound [Fe+3].CC([O-])=O.CC([O-])=O.CC([O-])=O PVFSDGKDKFSOTB-UHFFFAOYSA-K 0.000 claims description 2
- 229910000399 iron(III) phosphate Inorganic materials 0.000 claims description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 2
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 claims description 2
- 230000014759 maintenance of location Effects 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 150000005846 sugar alcohols Polymers 0.000 claims description 2
- 239000002243 precursor Substances 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000007774 positive electrode material Substances 0.000 abstract description 2
- 230000002194 synthesizing effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000011031 large-scale manufacturing process Methods 0.000 abstract 1
- 239000002105 nanoparticle Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 229930006000 Sucrose Natural products 0.000 description 3
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 150000002505 iron Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 239000005720 sucrose Substances 0.000 description 3
- 229910013553 LiNO Inorganic materials 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 238000002484 cyclic voltammetry Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010532 solid phase synthesis reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229930091371 Fructose Natural products 0.000 description 1
- RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 1
- 239000005715 Fructose Substances 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229940116007 ferrous phosphate Drugs 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- 229910000155 iron(II) phosphate Inorganic materials 0.000 description 1
- SDEKDNPYZOERBP-UHFFFAOYSA-H iron(ii) phosphate Chemical compound [Fe+2].[Fe+2].[Fe+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O SDEKDNPYZOERBP-UHFFFAOYSA-H 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000003836 solid-state method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 238000010792 warming Methods 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
Raw material | Combustion adjuvant | Many carbon organic compound | Sintering temperature (℃) | Heating rate (℃/min) | |
Embodiment three | LiNO 36.895g+ Fe(CH 3COO) 2·4H 2O24.6g +NH 4H 2PO 4115.02g | Glycine 60g | Sucrose 2.2819g | 600 | 2 |
Embodiment four | Li 2CO 37.389g +Fe(NO 3) 320.2g +(NH 4) 2HPO 413.206g | Ammonium nitrate 64g | Glucose 18g | 700 | 4 |
Embodiment five | CH3COOLi·2H 2O10.202g +FeCl 316.2203g +(NH 4) 3PO 414.9087g | Urea 30g | Fructose 18g | 750 | 8 |
Embodiment six | LiNO 36.895g +FePO 4·4H 2O22.288g | Glycine 45g | Citric acid 3.8428 | 800 | 6 |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009100268137A CN101567439B (en) | 2009-06-01 | 2009-06-01 | Synthesis of nano-scale LiFePO from ferric iron source4Method for preparing anode material of lithium ion power battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009100268137A CN101567439B (en) | 2009-06-01 | 2009-06-01 | Synthesis of nano-scale LiFePO from ferric iron source4Method for preparing anode material of lithium ion power battery |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101567439A CN101567439A (en) | 2009-10-28 |
CN101567439B true CN101567439B (en) | 2011-01-12 |
Family
ID=41283497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009100268137A Expired - Fee Related CN101567439B (en) | 2009-06-01 | 2009-06-01 | Synthesis of nano-scale LiFePO from ferric iron source4Method for preparing anode material of lithium ion power battery |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101567439B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103311547A (en) * | 2013-05-24 | 2013-09-18 | 武汉工程大学 | Preparation method of lithium iron phosphate /carbon composite powder |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5581065B2 (en) * | 2010-01-14 | 2014-08-27 | Jfeケミカル株式会社 | Method for producing lithium iron phosphate |
CN102024945A (en) * | 2010-11-05 | 2011-04-20 | 华南理工大学 | Method for preparing carbon-coated lithium iron phosphate anode material of lithium ion battery |
CN103035882A (en) * | 2011-10-10 | 2013-04-10 | 成都理工大学 | Method for synthesizing Li3V2(PO4)3/C by using glycine-nitrate combustion method |
CN103956489B (en) * | 2014-04-22 | 2017-01-11 | 上海大学 | Method for preparing lithium iron phosphate electrode material by using twice carbon adding technology based on liquid phase mixing material |
CN104157874B (en) * | 2014-08-25 | 2016-08-24 | 兰州理工大学 | The preparation method of nano anode material LiFePO4 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6811924B2 (en) * | 2000-09-29 | 2004-11-02 | Sony Corporation | Method for the preparation of cathode active material and method for the preparation of non-aqueous electrolyte |
CN1803591A (en) * | 2005-12-22 | 2006-07-19 | 上海交通大学 | Method for preparing lithium ion battery anode material lithium ion phosphate |
CN101399343A (en) * | 2007-09-25 | 2009-04-01 | 比亚迪股份有限公司 | Preparing method of anode active material lithium iron phosphate for lithium ionic secondary cell |
-
2009
- 2009-06-01 CN CN2009100268137A patent/CN101567439B/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6811924B2 (en) * | 2000-09-29 | 2004-11-02 | Sony Corporation | Method for the preparation of cathode active material and method for the preparation of non-aqueous electrolyte |
CN1803591A (en) * | 2005-12-22 | 2006-07-19 | 上海交通大学 | Method for preparing lithium ion battery anode material lithium ion phosphate |
CN101399343A (en) * | 2007-09-25 | 2009-04-01 | 比亚迪股份有限公司 | Preparing method of anode active material lithium iron phosphate for lithium ionic secondary cell |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103311547A (en) * | 2013-05-24 | 2013-09-18 | 武汉工程大学 | Preparation method of lithium iron phosphate /carbon composite powder |
CN103311547B (en) * | 2013-05-24 | 2016-08-17 | 武汉工程大学 | The preparation method of lithium iron phosphate /carbon composite powder |
Also Published As
Publication number | Publication date |
---|---|
CN101567439A (en) | 2009-10-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102201576B (en) | Porous carbon in situ composite lithium iron phosphate cathode material and preparation method thereof | |
CN103208626B (en) | A kind of method adopting aniline to prepare lithium iron phosphate/carbon composite material | |
CN102244241B (en) | Preparation method of lithium iron phosphate composite material modified by lithium pyrophosphate | |
CN102569794B (en) | Carbon-coating method for lithium iron phosphate anode material | |
JP2009527085A (en) | Lithium manganese phosphate cathode material for lithium secondary battery | |
TW200805734A (en) | The preparation and application of the LiFePO4/Li3V2(PO4)3 composite cathode materials for lithium ion batteries | |
CN101567439B (en) | Synthesis of nano-scale LiFePO from ferric iron source4Method for preparing anode material of lithium ion power battery | |
CN105845974A (en) | Preparation method for positive electrode material NaFePO4/C of sodium ion battery | |
CN106602038B (en) | A kind of hot method of colloidal sol secondary solvent prepares grain rod mixing pattern phosphoric acid vanadium lithium/carbon composite anode material and preparation method thereof | |
CN103956485A (en) | Lithium iron phosphate electrode material having three-dimensional hierarchical structure, and preparation method thereof | |
CN101964411A (en) | LiFePO4 composite type positive pole material and preparation method thereof | |
CN103022487B (en) | A kind of preparation method of nanometer manganese lithium phosphate anode material of lithium battery | |
CN110957491A (en) | Preparation method of fluoride ion-doped lithium iron phosphate material | |
CN103985871A (en) | Preparation method for positive electrode material of iron, lithium and manganese phosphate battery | |
CN108039458A (en) | A kind of sodium-ion battery positive material and its preparation method and application | |
CN108390043B (en) | Sodium-ion battery positive electrode material Na3V2(PO4)3/C and preparation method thereof | |
CN103413918B (en) | A kind of synthetic method of anode material for lithium ion battery cobalt phosphate lithium | |
CN101989653B (en) | Spherical anode materials for lithium ion batteries connected by ultramicro particles and preparation method thereof | |
CN103682275A (en) | Preparation method for LiVOPO4-Li3V2(PO4 )3 composite cathode material of lithium ion battery | |
CN114361425A (en) | Method for directly preparing pyrophosphate sodium iron phosphate composite material from pyrite, pyrophosphate sodium iron phosphate composite material and application thereof | |
CN107069029B (en) | A kind of lithium battery high-voltage anode material and preparation method thereof | |
CN109473674B (en) | Graphene-loaded nano nickel phosphate lithium battery positive electrode material and preparation method thereof | |
CN102299318B (en) | Preparation method of positive electrode material LiFePO4 for lithium ion battery | |
CN102646828A (en) | Method for preparing anode material LiMnPO4/C of lithium ion battery | |
CN103825029A (en) | Preparation method for yttrium iron fluoride doped lithium manganese phosphate-carbon composite cathode material |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: NANJING ZHONGDA QINGSHAN ELECTRIC VEHICLE CO., LTD Free format text: FORMER OWNER: NANJING UNIVERSITY OF TECHNOLOGY Effective date: 20110422 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 210009 NO. 200, ZHONGSHAN NORTH ROAD, NANJING CITY, JIANGSU PROVINCE TO: 211500 ZHONGDA QINGSHAN TECHNOLOGY BUILDING, LONGHUA WEST ROAD, LIUHE ECONOMIC DEVELOPMENT ZONE, NANJING CITY, JIANGSU PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20110422 Address after: 211500 science and technology building of Mount Daqing, Longhua West Road, Liuhe Economic Development Zone, Nanjing, Jiangsu Patentee after: NANJING ZHONGDA QINGSHAN ELECTRIC VEHICLE Co.,Ltd. Address before: 210009 Zhongshan North Road, Jiangsu, No. 200, Patentee before: Nanjing Tech University |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20120601 |