CN1926701A - 用于制备电活性嵌入化合物的方法及自其获得的电极材料 - Google Patents
用于制备电活性嵌入化合物的方法及自其获得的电极材料 Download PDFInfo
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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
- H01M4/485—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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- 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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- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
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- 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
- H01M4/139—Processes of manufacture
- H01M4/1397—Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
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Abstract
Description
矿物 | LiFePO4-C | LiFePO4-熔体 |
LiFePO4-磷铁锂矿 | 91.68% | 94.01% |
Li3PO4 | 2.05% | 0.97% |
LiFe5O8 | 1.08% | 0.00% |
Li4P2O7 | 0.97% | 1.67% |
Fe3(PO4)·8H2O | 0.76% | 0.00% |
LiFeP2O7 | 2.81% | 0.00% |
Li6P6O18·H2O | 0.00% | 0.70% |
Li8P8O24·6H2O | 0.00% | 1.57% |
Fe2O3 | 0.65% | 0.00% |
MnO2-斜方锰矿(a) | 0.00% | 1.08% |
合计 | 100% | 100% |
结晶度 | 69.50% | 64.90% |
循环 | Q充电(Qc) | Q放电(Qd) | Qd/Qc | Qd/Qdl |
#1 | 96.7% | 92.3% | 95.4% | 100.0% |
#2 | 94.7% | 91.5% | 96.5% | 99.1% |
#3 | 93.0% | 89.8% | 96.5% | 97.3% |
矿物 | 磷酸锂铁矿石 |
LiFePO4-磷酸锂铁矿 | 63.15% |
Fe3(PO4)2 | 1.92% |
Fe3(PO4)2-钙磷铁锰矿 | 4.54% |
LiAlFPO4-锂磷铝石矿 | 2.20% |
KFe2(OH)(PO4)2(H2O)2-无色磷灰岩 | 4.19% |
Li(Mn,Fe)PO4-磷锂锰矿 | 4.19% |
Fe3(PO4)2(OH)2-铁天蓝石 | 14.91% |
钠长石-硅酸Na,Ca | 2.54% |
Fe3O4-磁铁矿 | 1.99% |
合计 | 100.00% |
结晶度 | 60.30% |
矿物 | 0%LiFePO4 | 2%wt.LiFePO4 |
LiFePO4-磷酸锂铁矿 | 91.70% | 92.17% |
FePO4 | 3.22% | 2.42% |
LiFe5O8 | 1.42% | 1.30% |
Li4P2O7 | 0.78% | 0.87% |
LiFe(P2O7) | 1.61% | 1.61% |
Li8P8O24·6H2O?(a) | 0.93% | 1.30% |
Fe3(PO4)2(H2O)4?(a) | 0.34% | 0.31% |
合计 | 100.00% | 100.00% |
结晶度 | 73.80% | 78.80% |
矿物 | E1 | E2 |
LiFePO4-磷铁锂矿 | 97.80% | 96.40% |
Li3FeMoO12/Li3Fe(MoO4)3? | 0.95% | 0.39% |
LiMoO2? | 0.00% | 1.63% |
LiFe(P2O7) | 0.83% | 1.07% |
Fe3(PO4)2? | 0.41% | 0.51% |
合计 | 100.00% | 100.00% |
结晶度 | 71.90% | 69.70% |
矿物 | E1 | E2 |
LiFePO4-磷铁锂矿 | 91.53% | 89.17% |
Fe3O4 | 0.32% | 0.83% |
LiFe(P2O7) | 2.89% | 4.36% |
Li8P8O24.6H2O | 2.00% | 2.25% |
Cr | 2.00% | 2.50% |
FeO | 0.37% | 0.29% |
Carbon | 0.89% | 0.59% |
合计 | 100.00% | 100.00% |
结晶度 | 70.60% | 69.80% |
直径% | 粒径(μm) | 粒径(μm) | %直径 |
5% | 0.38 | 100 | 100% |
10% | 0.43 | 50 | 100% |
20% | 0.54 | 5 | 99.4% |
30% | 0.72 | 1 | 40.8% |
40% | 0.98 | 0.5 | 16.6% |
60% | 1.46 | 0.1 | 0% |
70% | 1.75 | ||
80% | 2.15 | ||
90% | 2.83 | ||
95% | 3.44 |
Claims (42)
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US53160603P | 2003-12-23 | 2003-12-23 | |
US60/531,606 | 2003-12-23 | ||
PCT/CA2004/002182 WO2005062404A1 (en) | 2003-12-23 | 2004-12-22 | Process for preparing electroactive insertion compounds and electrode materials obtained therefrom |
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CN2010105217721A Division CN102024939A (zh) | 2003-12-23 | 2004-12-22 | 用于制备电活性嵌入化合物的方法及自其获得的电极材料 |
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CN1926701B CN1926701B (zh) | 2010-12-22 |
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CN2010105217721A Pending CN102024939A (zh) | 2003-12-23 | 2004-12-22 | 用于制备电活性嵌入化合物的方法及自其获得的电极材料 |
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US (6) | US7534408B2 (zh) |
EP (2) | EP1702373B1 (zh) |
JP (2) | JP2007515762A (zh) |
KR (2) | KR101280673B1 (zh) |
CN (2) | CN1926701B (zh) |
CA (5) | CA2791156C (zh) |
WO (1) | WO2005062404A1 (zh) |
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CN103570077A (zh) * | 2012-07-23 | 2014-02-12 | 国家纳米科学中心 | 一种Li2+xFe2-x(MoO4)3材料的制备方法及其应用 |
CN103570077B (zh) * | 2012-07-23 | 2015-08-12 | 国家纳米科学中心 | 一种Li2+xFe2-x(MoO4)3材料的制备方法及其应用 |
CN106744675A (zh) * | 2017-01-22 | 2017-05-31 | 郑州大学 | 一种纳米材料切断加工方法 |
CN109309204A (zh) * | 2017-07-26 | 2019-02-05 | 中能中科(天津)新能源科技有限公司 | 用于批量生产锂碳复合材料的方法、设备以及检验方法 |
CN110129827A (zh) * | 2019-06-18 | 2019-08-16 | 上海氯碱化工股份有限公司 | 通过锂诱导转化法制备改性钌钛涂层阳极的方法 |
CN114729462A (zh) * | 2019-11-13 | 2022-07-08 | 魁北克电力公司 | 电极活性材料的碱化或再碱化方法 |
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