CN101557019A - 非水电解液和使用其的非水电解液二次电池 - Google Patents
非水电解液和使用其的非水电解液二次电池 Download PDFInfo
- Publication number
- CN101557019A CN101557019A CNA200910133825XA CN200910133825A CN101557019A CN 101557019 A CN101557019 A CN 101557019A CN A200910133825X A CNA200910133825X A CN A200910133825XA CN 200910133825 A CN200910133825 A CN 200910133825A CN 101557019 A CN101557019 A CN 101557019A
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- China
- Prior art keywords
- electrolytic solution
- nonaqueous electrolytic
- chemical formula
- compound
- lithium
- Prior art date
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- Granted
Links
- 239000011255 nonaqueous electrolyte Substances 0.000 title abstract description 8
- 239000000126 substance Substances 0.000 claims abstract description 72
- 239000002904 solvent Substances 0.000 claims abstract description 36
- 150000001875 compounds Chemical class 0.000 claims description 150
- -1 sultone compound Chemical class 0.000 claims description 69
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 66
- 229910052799 carbon Inorganic materials 0.000 claims description 64
- 239000008151 electrolyte solution Substances 0.000 claims description 63
- 229910052744 lithium Inorganic materials 0.000 claims description 62
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 37
- 239000003792 electrolyte Substances 0.000 claims description 37
- 239000000463 material Substances 0.000 claims description 35
- 229910003481 amorphous carbon Inorganic materials 0.000 claims description 27
- 125000001118 alkylidene group Chemical group 0.000 claims description 25
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- 150000001721 carbon Chemical class 0.000 claims description 19
- 239000007773 negative electrode material Substances 0.000 claims description 19
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- 239000011737 fluorine Substances 0.000 claims description 18
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- 159000000002 lithium salts Chemical class 0.000 claims description 10
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- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 3
- 150000002221 fluorine Chemical class 0.000 claims description 3
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- 229940052303 ethers for general anesthesia Drugs 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
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- 238000007599 discharging Methods 0.000 description 5
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- 235000002639 sodium chloride Nutrition 0.000 description 5
- 239000007784 solid electrolyte Substances 0.000 description 5
- 229910052723 transition metal Inorganic materials 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 4
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- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 4
- 239000011572 manganese Substances 0.000 description 4
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- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 description 3
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- 229910001947 lithium oxide Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 3
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- 229910015645 LiMn Inorganic materials 0.000 description 2
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- 101150058243 Lipf gene Proteins 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
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Images
Classifications
-
- 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
- H01M10/0567—Liquid materials characterised by the additives
-
- 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
- H01M10/052—Li-accumulators
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- 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
- H01M10/0568—Liquid materials characterised by the solutes
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- 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
- H01M10/0569—Liquid materials characterised by the solvents
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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
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
Description
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 左述化合物以外的添加剂 | 容量维持率(%) | |
实施例1 | 金属锂 | EC/DEC | 化合物No.1 | 无 | 82.3 |
实施例2 | 金属锂 | EC/DEC | 化合物No.5 | 无 | 82.9 |
实施例3 | 金属锂 | EC/DEC | 化合物No.7 | 无 | 82.5 |
实施例4 | 金属锂 | EC/DEC | 化合物No.14 | 无 | 82.4 |
比较例1 | 金属锂 | EC/DEC | 无 | 无 | 45.6 |
比较例2 | 金属锂 | EC/DEC | 无 | 1,3-丙磺酸内酯 | 57.5 |
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 容量维持率(%) | |
实施例5 | 石墨 | EC/DEC | 化合物No.1 | 89.3 |
实施例6 | 石墨 | EC/DEC | 化合物No.5 | 88.9 |
实施例7 | 石墨 | EC/DEC | 化合物No.7 | 88.6 |
实施例8 | 石墨 | EC/DEC | 化合物No.14 | 88.2 |
比较例3 | 石墨 | EC/DEC | 无 | 78.5 |
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 容量维持率(%) | |
实施例9 | 非晶质碳 | PC/EC/DEC | 化合物No.1 | 88.3 |
实施例10 | 非晶质碳 | PC/EC/DEC | 化合物No.5 | 86.9 |
实施例11 | 非晶质碳 | PC/EC/DEC | 化合物No.7 | 87.6 |
实施例12 | 非晶质碳 | PC/EC/DEC | 化合物No.14 | 87.0 |
比较例4 | 非晶质碳 | PC/EC/DEC | 无 | 76.3 |
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 左述化合物以外的添加剂 | 容量维持率(%) | |
实施例13 | Li金属 | EC/DEC | 化合物No.1 | 1,3-丙磺酸内酯 | 89.3 |
实施例14 | Li金属 | EC/DEC | 化合物No.5 | 1,3-丙磺酸内酯 | 88.9 |
实施例15 | Li金属 | EC/DEC | 化合物No.7 | 1,3-丙磺酸内酯 | 88.6 |
实施例16 | Li金属 | EC/DEC | 化合物No.14 | 1,3-丙磺酸内酯 | 87.7 |
比较例1 | Li金属 | EC/DEC | 无 | 无 | 45.6 |
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 左述化合物以外的添加剂 | 容量维持率(%) | |
实施例17 | 石墨 | EC/DEC | 化合物No.1 | 1,3-丙磺酸内酯 | 90.1 |
实施例18 | 石墨 | EC/DEC | 化合物No.5 | 1,3-丙磺酸内酯 | 90.0 |
实施例19 | 石墨 | EC/DEC | 化合物No.7 | 1,3-丙磺酸内酯 | 89.8 |
实施例20 | 石墨 | EC/DEC | 化合物No.14 | 1,3-丙磺酸内酯 | 89.5 |
比较例3 | 石墨 | EC/DEC | 无 | 无 | 78.5 |
负极活性物质 | 溶剂 | 化学式1化合物所示的 | 左述化合物以外的添加剂 | 容量维持率(%) | |
实施例21 | 非晶质碳 | PC/EC/DEC | 化合物No.1 | 1,3-丙磺酸内酯 | 90.0 |
实施例22 | 非晶质碳 | PC/EC/DEC | 化合物No.5 | 1,3-丙磺酸内酯 | 89.9 |
实施例23 | 非晶质碳 | PC/EC/DEC | 化合物No.7 | 1,3-丙磺酸内酯 | 90.0 |
实施例24 | 非晶质碳 | PC/EC/DEC | 化合物No.14 | 1,3-丙磺酸内酯 | 88.9 |
比较例4 | 非晶质碳 | PC/EC/DEC | 无 | 无 | 76.3 |
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 左述化合物以外的添加剂 | 容量维持率(%) | |
实施例25 | 非晶质碳 | PC/EC/DEC | 化合物No.1 | 碳酸亚乙烯酯 | 89.4 |
实施例26 | 非晶质碳 | PC/EC/DEC | 化合物No.5 | 碳酸亚乙烯酯 | 88.7 |
实施例27 | 非晶质碳 | PC/EC/DEC | 化合物No.7 | 碳酸亚乙烯酯 | 89.1 |
实施例28 | 非晶质碳 | PC/EC/DEC | 化合物No.14 | 碳酸亚乙烯酯 | 88.0 |
比较例4 | 非晶质碳 | PC/EC/DEC | 无 | 无 | 76.3 |
负极活性物质 | 溶剂 | 化学式1所示的化合物 | 左述化合物以外的添加剂 | 容量维持率(%) | |
实施例29 | 非晶质碳 | PC/EC/DEC | 化合物No.1 | 碳酸亚乙烯酯+1,3-丙磺酸内酯 | 90.5 |
实施例30 | 非晶质碳 | PC/EC/DEC | 化合物No.5 | 碳酸亚乙烯酯+1,3-丙磺酸内酯 | 88.9 |
实施例31 | 非晶质碳 | PC/EC/DEC | 化合物No.7 | 碳酸亚乙烯酯+1,3-丙磺酸内酯 | 87.9 |
实施例32 | 非晶质碳 | PC/EC/DEC | 化合物No.14 | 碳酸亚乙烯酯+1,3-丙磺酸内酯 | 88.0 |
比较例4 | 非晶质碳 | PC/EC/DEC | 无 | 无 | 76.3 |
化学式1所示的化合物 | 左述化合物以外的添加剂 | 90天后的电阻增加率(45℃保存) | 90天后的电阻增加率(60℃保存) | 90天后的容量维持率(60℃保存) | |
实施例33 | 化合物No.1 | 无 | 1.08 | 1.28 | 0.80 |
实施例34 | 化合物No.5 | 无 | 1.1 | 1.26 | 0.80 |
实施例35 | 化合物No.7 | 无 | 1.14 | 1.33 | 0.82 |
实施例36 | 化合物No.14 | 无 | 1.12 | 1.32 | 0.81 |
比较例5 | 无 | 1,3-丙磺酸内酯 | 1.45 | 1.61 | 0.75 |
化学式1所示的化合物 | 左述化合物以外的添加剂 | 90天后的电阻增加率(45℃保存) | 90天后的电阻增加率(60℃保存) | 90天后的容量维持率(60℃保存) | |
实施例37 | 化合物No.1 | 无 | 1.05 | 1.23 | 0.82 |
实施例38 | 化合物No.5 | 无 | 1.07 | 1.24 | 0.83 |
实施例39 | 化合物No.7 | 无 | 1.06 | 1.22 | 0.81 |
实施例40 | 化合物No.14 | 无 | 10.5 | 1.23 | 0.83 |
比较例6 | 无 | 1,3-丙磺酸内酯 | 1.21 | 1.55 | 0.76 |
Claims (16)
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JP2008099224A JP5169400B2 (ja) | 2008-04-07 | 2008-04-07 | 非水電解液およびそれを用いた非水電解液二次電池 |
JP2008099224 | 2008-04-07 | ||
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EP (1) | EP2109177B1 (zh) |
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CN (1) | CN101557019B (zh) |
TW (1) | TWI389896B (zh) |
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US8455142B2 (en) | 2013-06-04 |
CN101557019B (zh) | 2012-04-25 |
EP2109177B1 (en) | 2017-06-28 |
US20090253049A1 (en) | 2009-10-08 |
JP2009252545A (ja) | 2009-10-29 |
EP2109177A1 (en) | 2009-10-14 |
TW200948795A (en) | 2009-12-01 |
JP5169400B2 (ja) | 2013-03-27 |
TWI389896B (zh) | 2013-03-21 |
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