CN101884126A - 用于具有高度安全性的锂蓄电池的阴极活性材料、制备所述材料的方法以及包含所述材料的锂蓄电池 - Google Patents
用于具有高度安全性的锂蓄电池的阴极活性材料、制备所述材料的方法以及包含所述材料的锂蓄电池 Download PDFInfo
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- CN101884126A CN101884126A CN2008800139680A CN200880013968A CN101884126A CN 101884126 A CN101884126 A CN 101884126A CN 2008800139680 A CN2008800139680 A CN 2008800139680A CN 200880013968 A CN200880013968 A CN 200880013968A CN 101884126 A CN101884126 A CN 101884126A
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- Prior art keywords
- cathode
- active material
- lithium
- metal oxide
- storage battery
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 59
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 239000006182 cathode active material Substances 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 title claims description 28
- 238000000576 coating method Methods 0.000 claims abstract description 41
- 229910021450 lithium metal oxide Inorganic materials 0.000 claims abstract description 38
- 229910002113 barium titanate Inorganic materials 0.000 claims abstract description 33
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 31
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims abstract description 25
- 239000011164 primary particle Substances 0.000 claims abstract description 9
- 239000011149 active material Substances 0.000 claims description 122
- 239000000463 material Substances 0.000 claims description 40
- 238000003860 storage Methods 0.000 claims description 39
- 238000002360 preparation method Methods 0.000 claims description 38
- 239000004020 conductor Substances 0.000 claims description 25
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 15
- 229910000000 metal hydroxide Inorganic materials 0.000 claims description 14
- 150000004692 metal hydroxides Chemical class 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 10
- 159000000002 lithium salts Chemical class 0.000 claims description 10
- 229910003002 lithium salt Inorganic materials 0.000 claims description 9
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 9
- 239000002905 metal composite material Substances 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 6
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- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 229910052596 spinel Inorganic materials 0.000 claims description 5
- 239000011029 spinel Substances 0.000 claims description 5
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 claims description 4
- -1 yittrium oxide Chemical compound 0.000 claims description 4
- 229910012851 LiCoO 2 Inorganic materials 0.000 claims description 3
- 229910015645 LiMn Inorganic materials 0.000 claims description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 3
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- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 3
- 239000011787 zinc oxide Substances 0.000 claims 1
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- 230000000694 effects Effects 0.000 description 15
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- URIIGZKXFBNRAU-UHFFFAOYSA-N lithium;oxonickel Chemical compound [Li].[Ni]=O URIIGZKXFBNRAU-UHFFFAOYSA-N 0.000 description 5
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- 239000011572 manganese Substances 0.000 description 4
- 238000010422 painting Methods 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
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- 238000006243 chemical reaction Methods 0.000 description 3
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- 238000012423 maintenance Methods 0.000 description 3
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- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910010707 LiFePO 4 Inorganic materials 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- RVBWNCCYGURRPL-UHFFFAOYSA-N [O-2].[Zr+4].[Co+2].[Li+] Chemical compound [O-2].[Zr+4].[Co+2].[Li+] RVBWNCCYGURRPL-UHFFFAOYSA-N 0.000 description 2
- 239000006230 acetylene black Substances 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
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- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- RSNHXDVSISOZOB-UHFFFAOYSA-N lithium nickel Chemical compound [Li].[Ni] RSNHXDVSISOZOB-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
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- 238000011160 research Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- 101150058243 Lipf gene Proteins 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910018058 Ni-Co-Al Inorganic materials 0.000 description 1
- 229910018060 Ni-Co-Mn Inorganic materials 0.000 description 1
- 241000080590 Niso Species 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 229910018144 Ni—Co—Al Inorganic materials 0.000 description 1
- 229910018209 Ni—Co—Mn Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
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- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
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- 230000002427 irreversible effect Effects 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- GCICAPWZNUIIDV-UHFFFAOYSA-N lithium magnesium Chemical compound [Li].[Mg] GCICAPWZNUIIDV-UHFFFAOYSA-N 0.000 description 1
- 229910001947 lithium oxide Inorganic materials 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
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- 238000002844 melting Methods 0.000 description 1
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- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
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- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
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- C01G45/1242—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [Mn2O4]-, e.g. LiMn2O4, Li[MxMn2-x]O4
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Abstract
Description
第一次0.2C充电容量(mAh/g) | 第一次0.2C放电容量(mAh/g) | 第一次效率(%) | 第一次不可逆容量(mAh/g) | 恒定电压充电率(%) | |
实施例1 | 171.7 | 151.6 | 88.3 | 20.1 | 1.4 |
实施例2 | 171.6 | 152.4 | 88.8 | 19.2 | 1.2 |
实施例3 | 172.0 | 151.5 | 88.1 | 20.5 | 1.2 |
实施例4 | 172.1 | 153.3 | 89.1 | 18.8 | 0.9 |
实施例5 | 166.4 | 149.3 | 89.7 | 17.1 | 0.9 |
比较实施例1 | 171.5 | 152.8 | 89.1 | 18.7 | 1.1 |
比较实施例2 | 166.9 | 149.7 | 89.7 | 17.2 | 0.8 |
比较实施例3 | 166.4 | 145.6 | 87.5 | 20.8 | 1.6 |
Claims (15)
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KR10-2008-0111004 | 2008-11-10 | ||
KR1020080111004A KR101050438B1 (ko) | 2008-11-10 | 2008-11-10 | 안전성이 우수한 리튬 이차전지용 양극 활물질 및 그 제조방법과 이를 포함하는 리튬 이차전지 |
PCT/KR2008/006643 WO2010053222A1 (en) | 2008-11-10 | 2008-11-11 | Cathode active material for lithium secondary batteries with high safety and method of preparing for the same and lithium secondary batteries comprising the same |
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EP (1) | EP2362972B1 (zh) |
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EP2362972B1 (en) | 2014-03-19 |
AU2008349764A1 (en) | 2010-05-27 |
AR074079A1 (es) | 2010-12-22 |
KR20100052116A (ko) | 2010-05-19 |
US20100310940A1 (en) | 2010-12-09 |
RU2408112C1 (ru) | 2010-12-27 |
CA2674756A1 (en) | 2010-05-10 |
CN101884126B (zh) | 2014-07-02 |
JP2011519142A (ja) | 2011-06-30 |
BRPI0808316A2 (pt) | 2015-07-28 |
TW201019520A (en) | 2010-05-16 |
EP2362972A4 (en) | 2012-06-27 |
TWI398033B (zh) | 2013-06-01 |
WO2010053222A1 (en) | 2010-05-14 |
AU2008349764B2 (en) | 2011-06-16 |
US8367247B2 (en) | 2013-02-05 |
EP2362972A1 (en) | 2011-09-07 |
JP5231631B2 (ja) | 2013-07-10 |
KR101050438B1 (ko) | 2011-07-19 |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 7th Floor, No. 131, Bundang Naegu-ro, Bundang-gu, Seongnam-si, Gyeonggi-do, Korea Patentee after: Solo Solar Technology Korea Co.,Ltd. Address before: 7th Floor, No. 131, Bundang Naegu-ro, Bundang-gu, Seongnam-si, Gyeonggi-do, Korea Patentee before: Kokam Co.,Ltd. |