CN1943072A - 非水电解质二次电池 - Google Patents
非水电解质二次电池 Download PDFInfo
- Publication number
- CN1943072A CN1943072A CNA200580011972XA CN200580011972A CN1943072A CN 1943072 A CN1943072 A CN 1943072A CN A200580011972X A CNA200580011972X A CN A200580011972XA CN 200580011972 A CN200580011972 A CN 200580011972A CN 1943072 A CN1943072 A CN 1943072A
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- CN
- China
- Prior art keywords
- nonaqueous electrolyte
- active material
- battery
- positive active
- carbonate
- 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.)
- Granted
Links
- 239000011255 nonaqueous electrolyte Substances 0.000 title claims abstract description 53
- -1 phosphinate compound Chemical class 0.000 claims abstract description 63
- 239000007774 positive electrode material Substances 0.000 claims abstract description 58
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 11
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 10
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 10
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 10
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 7
- 229910052787 antimony Inorganic materials 0.000 claims abstract description 5
- 229910052796 boron Inorganic materials 0.000 claims abstract description 5
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 5
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 5
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 5
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 5
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 5
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 5
- 229910052715 tantalum Inorganic materials 0.000 claims abstract description 5
- 229910052718 tin Inorganic materials 0.000 claims abstract description 5
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 5
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 5
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 5
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 5
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 5
- 125000003342 alkenyl group Chemical group 0.000 claims abstract description 4
- 125000000304 alkynyl group Chemical group 0.000 claims abstract description 4
- 125000003118 aryl group Chemical group 0.000 claims abstract description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 claims description 14
- BJWMSGRKJIOCNR-UHFFFAOYSA-N 4-ethenyl-1,3-dioxolan-2-one Chemical compound C=CC1COC(=O)O1 BJWMSGRKJIOCNR-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 125000006527 (C1-C5) alkyl group Chemical group 0.000 abstract 1
- 239000002904 solvent Substances 0.000 description 31
- 230000014759 maintenance of location Effects 0.000 description 17
- 239000000203 mixture Substances 0.000 description 17
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 16
- 229910044991 metal oxide Inorganic materials 0.000 description 16
- 230000004087 circulation Effects 0.000 description 15
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 13
- 150000004706 metal oxides Chemical class 0.000 description 13
- 150000005676 cyclic carbonates Chemical class 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 229910013872 LiPF Inorganic materials 0.000 description 7
- 101150058243 Lipf gene Proteins 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000003993 interaction Effects 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 6
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 6
- 238000007086 side reaction Methods 0.000 description 6
- 229910013928 LiCo0.95Mg0.05O2 Inorganic materials 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 4
- 229910012108 LiCo0.98Mg0.02O2 Inorganic materials 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000006258 conductive agent Substances 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 4
- 239000010452 phosphate Substances 0.000 description 4
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 229910013733 LiCo Inorganic materials 0.000 description 3
- 229910013858 LiNi0.33Mn0.33Co0.33Al0.01O2 Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- 239000007773 negative electrode material Substances 0.000 description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- RYYWUUFWQRZTIU-UHFFFAOYSA-K thiophosphate Chemical compound [O-]P([O-])([O-])=S RYYWUUFWQRZTIU-UHFFFAOYSA-K 0.000 description 3
- QGHDLJAZIIFENW-UHFFFAOYSA-N 4-[1,1,1,3,3,3-hexafluoro-2-(4-hydroxy-3-prop-2-enylphenyl)propan-2-yl]-2-prop-2-enylphenol Chemical group C1=C(CC=C)C(O)=CC=C1C(C(F)(F)F)(C(F)(F)F)C1=CC=C(O)C(CC=C)=C1 QGHDLJAZIIFENW-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 229910013063 LiBF 4 Inorganic materials 0.000 description 2
- 229910012110 LiCo0.98Mg0.02O2 (80%) Inorganic materials 0.000 description 2
- 229910012820 LiCoO Inorganic materials 0.000 description 2
- 229910015645 LiMn Inorganic materials 0.000 description 2
- 229910014689 LiMnO Inorganic materials 0.000 description 2
- 229910013290 LiNiO 2 Inorganic materials 0.000 description 2
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 238000007600 charging Methods 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- GAEKPEKOJKCEMS-UHFFFAOYSA-N gamma-valerolactone Chemical compound CC1CCC(=O)O1 GAEKPEKOJKCEMS-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910001496 lithium tetrafluoroborate Inorganic materials 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 150000003018 phosphorus compounds Chemical class 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 1
- ALZLTHLQMAFAPA-UHFFFAOYSA-N 3-Methylbutyrolactone Chemical compound CC1COC(=O)C1 ALZLTHLQMAFAPA-UHFFFAOYSA-N 0.000 description 1
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QGLBZNZGBLRJGS-UHFFFAOYSA-N Dihydro-3-methyl-2(3H)-furanone Chemical compound CC1CCOC1=O QGLBZNZGBLRJGS-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- 229910013835 LiCo0.90Mg0.1O2 Inorganic materials 0.000 description 1
- 229910012324 LiCo0.98Al0.02O2 Inorganic materials 0.000 description 1
- 229910012092 LiCo0.98B0.02O2 Inorganic materials 0.000 description 1
- 229910012095 LiCo0.98Ca0.02O2 Inorganic materials 0.000 description 1
- 229910012090 LiCo0.98Cr0.02O2 Inorganic materials 0.000 description 1
- 229910012084 LiCo0.98Fe0.02O2 Inorganic materials 0.000 description 1
- 229910012104 LiCo0.98Ga0.02O2 Inorganic materials 0.000 description 1
- 229910012126 LiCo0.98Mo0.02O2 Inorganic materials 0.000 description 1
- 229910012121 LiCo0.98Nb0.02O2 Inorganic materials 0.000 description 1
- 229910012543 LiCo0.98P0.02O2 Inorganic materials 0.000 description 1
- 229910012534 LiCo0.98Sb0.02O2 Inorganic materials 0.000 description 1
- 229910012537 LiCo0.98Si0.02O2 Inorganic materials 0.000 description 1
- 229910012558 LiCo0.98Sn0.02O2 Inorganic materials 0.000 description 1
- 229910012560 LiCo0.98Sr0.02O2 Inorganic materials 0.000 description 1
- 229910012554 LiCo0.98Ta0.02O2 Inorganic materials 0.000 description 1
- 229910012556 LiCo0.98Ti0.02O2 Inorganic materials 0.000 description 1
- 229910012577 LiCo0.98V0.02O2 Inorganic materials 0.000 description 1
- 229910012580 LiCo0.98W0.02O2 Inorganic materials 0.000 description 1
- 229910012571 LiCo0.98Y0.02O2 Inorganic materials 0.000 description 1
- 229910012574 LiCo0.98Zn0.02O2 Inorganic materials 0.000 description 1
- 229910012565 LiCo0.98Zr0.02O2 Inorganic materials 0.000 description 1
- 229910012349 LiCo0.995Mg0.005O2 Inorganic materials 0.000 description 1
- 229910013716 LiNi Inorganic materials 0.000 description 1
- 229910002995 LiNi0.8Co0.15Al0.05O2 Inorganic materials 0.000 description 1
- 229910016163 LiNi0.95Al0.05O2 Inorganic materials 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical class [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010281 constant-current constant-voltage charging Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 229910002102 lithium manganese oxide Inorganic materials 0.000 description 1
- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 description 1
- URIIGZKXFBNRAU-UHFFFAOYSA-N lithium;oxonickel Chemical compound [Li].[Ni]=O URIIGZKXFBNRAU-UHFFFAOYSA-N 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- QVLTXCYWHPZMCA-UHFFFAOYSA-N po4-po4 Chemical compound OP(O)(O)=O.OP(O)(O)=O QVLTXCYWHPZMCA-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- KAKZBPTYRLMSJV-UHFFFAOYSA-N vinyl-ethylene Natural products C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
- H01M10/0566—Liquid materials
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- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
- H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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- H01—ELECTRIC ELEMENTS
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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
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- H01M6/16—Cells with non-aqueous electrolyte with organic electrolyte
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- H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
- H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
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- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M2004/8678—Inert electrodes with catalytic activity, e.g. for fuel cells characterised by the polarity
- H01M2004/8689—Positive electrodes
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- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
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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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- 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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
Description
正极活性物质 | EDEPP(重量份) | 500个循环后的容量保持率(%) | |
实施例1 | LiCo0.95Mg0.05O2 | 1 | 87.4 |
比较例1 | LiCo0.95Mg0.05O2 | 无 | 55.1 |
比较例2 | LiCoO2 | 1 | 53.0 |
比较例3 | LiCoO2 | 无 | 42.7 |
正极活性物质 | EDEPP(重量份) | 500个循环后的容量保持率(%) |
LiCo0.98Mg0.02O2 | 1 | 88.8 |
LiCo0.98Al0.02O2 | 1 | 86.9 |
LiCo0.98Ti0.02O2 | 1 | 85.4 |
LiCo0.98Sr0.02O2 | 1 | 85.1 |
LiCo0.98Zn0.02O2 | 1 | 81.0 |
LiCo0.98B0.02O2 | 1 | 81.4 |
LiCo0.98Ca0.02O2 | 1 | 82.5 |
LiCo0.98Cr0.02O2 | 1 | 80.7 |
LiCo0.98Si0.02O2 | 1 | 81.0 |
LiCo0.98Ga0.02O2 | 1 | 83.1 |
LiCo0.98Sn0.02O2 | 1 | 80.8 |
LiCo0.98P0.02O2 | 1 | 81.3 |
LiCo0.98V0.02O2 | 1 | 82.2 |
LiCo0.98Sb0.02O2 | 1 | 81.9 |
LiCo0.98Nb0.02O2 | 1 | 82.2 |
LiCo0.98Ta0.02O2 | 1 | 81.3 |
LiCo0.98Mo0.02O2 | 1 | 82.9 |
LiCo0.98W0.02O2 | 1 | 80.5 |
LiCo0.98Zr0.02O2 | 1 | 82.1 |
LiCo0.98Y0.02O2 | 1 | 82.0 |
LiCo0.98Fe0.02O2 | 1 | 81.8 |
LiNi0.8Co0.15Al0.05O2 | 1 | 86.2 |
LiNi0.33Mn0.33Co0.33Al0.01O2 | 1 | 85.0 |
LiCo0.98Mg0.015Al0.005O2 | 1 | 88.3 |
LiCo0.90Mg0.1O2 | 1 | 82.1 |
LiCo0.995Mg0.005O2 | 1 | 81.6 |
LiNi0.95Al0.05O2 | 1 | 84.4 |
LiCo0.98Mg0.02O2(80%)+LiNi0.33Mn0.33Co0.33Al0.01O2(20%) | 1 | 87.5 |
LiCo0.98Mg0.02O2(80%)+LiCoO2(20%) | 1 | 87.1 |
LiNi0.33Mn0.33Co0.33Al0.01O2(30%)+LiCoO2(70%) | 1 | 84.8 |
正极活性物质 | 亚膦酸酯化合物 | 500个循环后的容量保持率(%) |
LiCo0.95Mg0.05O2 | 二乙基亚膦酸乙酯(EDEPP) | 87.4 |
二甲基亚膦酸甲酯(MDMPP) | 83.3 | |
二乙基亚膦酸乙烯酯(VDEPP) | 84.1 | |
二丁基亚膦酸乙酯(EDBPP) | 81.5 | |
二乙基亚膦酸苯酯(PhDEPP) | 82.9 | |
二苯基亚膦酸烯丙酯(ADPhPP) | 81.0 |
正极活性物质 | EDEPP(重量份) | 500个循环后的容量保持率(%) |
LiCo0.98Mg0.02O2 | 0.01 | 58.6 |
0.05 | 80.9 | |
0.1 | 81.2 | |
0.5 | 87.5 | |
1 | 88.8 | |
2 | 86.0 | |
5 | 82.7 | |
10 | 73.6 |
VC(重量份) | VEC(重量份) | EDEPP(重量份) | 500个循环后的容量保持率(%) | |
实施例5 | 0 | 0 | 1 | 85.0 |
1 | 0 | 1 | 86.3 | |
0 | 1 | 1 | 86.2 | |
1 | 1 | 1 | 87.9 | |
比较例4 | 1 | 0 | 0 | 67.7 |
0 | 1 | 0 | 62.3 |
Claims (5)
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US (1) | US7468225B2 (zh) |
JP (1) | JP4781262B2 (zh) |
KR (1) | KR100816613B1 (zh) |
CN (1) | CN100463284C (zh) |
WO (1) | WO2005099023A1 (zh) |
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- 2005-03-31 JP JP2006512053A patent/JP4781262B2/ja not_active Expired - Fee Related
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KR20060132037A (ko) | 2006-12-20 |
CN100463284C (zh) | 2009-02-18 |
JP4781262B2 (ja) | 2011-09-28 |
US7468225B2 (en) | 2008-12-23 |
US20070218370A1 (en) | 2007-09-20 |
KR100816613B1 (ko) | 2008-03-24 |
JPWO2005099023A1 (ja) | 2008-03-06 |
WO2005099023A1 (ja) | 2005-10-20 |
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