WO2011010416A1 - リチウム一次電池 - Google Patents
リチウム一次電池 Download PDFInfo
- Publication number
- WO2011010416A1 WO2011010416A1 PCT/JP2010/002109 JP2010002109W WO2011010416A1 WO 2011010416 A1 WO2011010416 A1 WO 2011010416A1 JP 2010002109 W JP2010002109 W JP 2010002109W WO 2011010416 A1 WO2011010416 A1 WO 2011010416A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- positive electrode
- fluorocarbon
- plane
- negative electrode
- lithium
- Prior art date
Links
Images
Classifications
-
- 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
- H01M4/06—Electrodes for primary cells
-
- 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
- H01M4/58—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
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/5835—Comprising fluorine or fluoride salts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/14—Cells with non-aqueous electrolyte
- H01M6/16—Cells with non-aqueous electrolyte with organic 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/381—Alkaline or alkaline earth metals elements
- H01M4/382—Lithium
-
- 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/40—Alloys based on alkali metals
- H01M4/405—Alloys based on lithium
Definitions
- the present invention relates to a lithium primary battery using fluorocarbon as a positive electrode active material.
- lithium primary batteries a light metal such as lithium is used as a negative electrode active material, and manganese dioxide, carbon fluoride, or the like is used as a positive electrode active material.
- a lithium primary battery has characteristics not found in other primary batteries, such as high voltage and high energy density, low self-discharge, and extremely long storage life. Therefore, it is used for many electronic devices.
- a lithium primary battery using fluorocarbon as a positive electrode active material and metallic lithium or an alloy thereof as a negative electrode active material is known as a battery that is thermally and chemically stable and has excellent long-term storage characteristics.
- Fluorocarbon is prepared by reacting a carbon material with fluorine gas at 200 to 700 ° C., and has a large capacity density of 864 mAh / g.
- this type of lithium primary battery is referred to as a CF lithium primary battery.
- CF lithium primary batteries are widely used as the main power source and memory backup power source for various meters because they have excellent long-term storage characteristics of 10 years or more at room temperature. However, its low-temperature discharge characteristics are inferior to lithium primary batteries using manganese dioxide as a positive electrode active material.
- Nonaqueous electrolytes particularly low boiling point solvents, decompose on the surface of the positive electrode.
- hydrofluoric acid is generated from the positive electrode. This hydrofluoric acid reacts with lithium of the negative electrode, and lithium fluoride which is a high resistance film is formed on the surface of the negative electrode.
- the present invention is a lithium primary battery excellent in both low temperature discharge characteristics and high temperature storage characteristics.
- the lithium primary battery of the present invention includes a positive electrode containing carbon fluoride as a positive electrode active material, a negative electrode containing lithium metal as a negative electrode active material, a separator interposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte.
- Fluorocarbon contains an unfluorinated carbon component.
- the plane spacing of the (001) plane of fluorocarbon is 7.0 to 7.5 mm.
- the ratio of the X-ray diffraction peak of the (001) plane of fluorocarbon to the X-ray diffraction peak of the (002) plane of the unfluorinated carbon component is 30 or more and 50 or less. It is characterized by using such a fluorocarbon.
- the discharge characteristics at low temperature are excellent, and the decomposition of the non-aqueous electrolyte, particularly the low boiling point solvent, is suppressed even during high temperature storage, and the increase in the internal resistance of the battery can also be suppressed.
- FIG. 1 is a half sectional front view of a lithium primary battery according to an embodiment of the present invention.
- FIG. 1 is a schematic sectional view of a lithium primary battery according to an embodiment of the present invention.
- the lithium primary battery includes a positive electrode 1, a negative electrode 2, a separator 3 interposed between the positive electrode 1 and the negative electrode 2, and a non-aqueous electrolyte (not shown).
- the positive electrode 1 contains carbon fluoride as an active material.
- the negative electrode 2 contains lithium metal as an active material.
- FIG. 1 shows a cylindrical lithium primary battery, the present invention is not limited to this battery shape, and can be applied to a coin-type battery.
- the positive electrode 1 is manufactured as follows. After mixing fluorocarbon and a conductive agent, a binder and water are added and kneaded to prepare a positive electrode mixture.
- the conductive agent include graphite powder such as artificial graphite and natural graphite, or a mixture of graphite powder and carbon black such as acetylene black.
- the blending amount may be an amount with which the filling amount of fluorocarbon is high and the electric resistance in the positive electrode is reduced by forming a conductive path.
- the blending amount of the conductive agent with respect to 100 parts by weight of fluorocarbon is preferably 5 to 15 parts by weight.
- this positive electrode mixture is filled in a core material having a network or pores such as expanded metal, net, punching metal, etc., to produce a positive electrode intermediate.
- a core material having a network or pores such as expanded metal, net, punching metal, etc.
- the strip-shaped negative electrode 2 is prepared by joining the lead 5 to a lithium alloy such as metallic lithium, Li—Al, Li—Sn, Li—NiSi, or Li—Pb.
- a lithium alloy such as metallic lithium, Li—Al, Li—Sn, Li—NiSi, or Li—Pb.
- the positive electrode 1 and the negative electrode 2 constitute an electrode group 10 by spirally winding with a separator 3 interposed therebetween.
- the electrode group 10 is accommodated in the case 9 together with a non-aqueous electrolyte (not shown).
- the organic solvent for the nonaqueous electrolytic solution is not particularly limited as long as it is an organic solvent that is usually used for a nonaqueous electrolytic solution of a lithium primary battery. That is, ⁇ -butyl lactone, propylene carbonate, ethylene carbonate, 1,2-dimethoxyethane and the like can be used as the organic solvent.
- the supporting electrolyte constituting the non-aqueous electrolyte includes lithium borofluoride, lithium phosphorus hexafluoride, lithium trifluoromethanesulfonate, and lithium bis (trifluoromethanesulfone) imide (LiN (CF 3 ) having an imide bond in the molecular structure.
- SO 2 ) 2 lithium bis (pentafluoroethanesulfone) imide (LiN (C 2 F 5 SO 2 ) 2 ), lithium (trifluoromethanesulfone) (nonafluorobutanesulfone) imide (LiN (CF 3 SO 2 ) ( C 4 F 9 SO 2 )) or the like can be used.
- a sealing plate 8 is attached to the opening of the case 9.
- a lead 4 connected to the core of the positive electrode 1 is connected to the sealing plate 8.
- the lead 5 connected to the negative electrode 2 is connected to the case 9.
- an upper insulating plate 6 and a lower insulating plate 7 are disposed above and below the electrode group 10 to prevent internal short circuits.
- the fluorocarbon used in the present embodiment includes an unfluorinated carbon component.
- the spacing between the (001) planes of fluorocarbon (hereinafter referred to as the CF (001) spacing) is 7.0 mm or more and 7.5 mm or less.
- the ratio to the X-ray diffraction peak is 30 or more and 50 or less.
- CF (001) plane spacing is measured by X-ray diffraction.
- the CF (001) plane spacing is smaller than 7.0 mm, lithium ions are not easily inserted between the fluorocarbon layers, so the discharge characteristics at low temperatures are low.
- the CF (001) plane spacing is larger than 7.5 mm, the non-aqueous electrolyte enters between the layers, and the non-aqueous electrolyte is easily decomposed. For this reason, the high temperature storage characteristics are deteriorated.
- Fluorocarbon is prepared by reacting a starting carbon material with fluorine gas at 200 to 700 ° C.
- the carbon material is not particularly limited, and petroleum coke, graphite, acetylene black and the like can be used.
- the temperature and time for fluorination must be appropriately controlled.
- the fluorination temperature is 400 ° C. or higher and 420 ° C. or lower, and the reaction time is 30 hours or longer and 70 hours. The following is preferred.
- Apparatus X'PertPRO manufactured by Spectris Target / monochrome: Cu / C Voltage / current: 40 kV / 50 mA Scanning mode: Continuous Scanning range: 7 to 90 ° Step width: 0.02 ° Scanning speed: 50 s / step Slit width (DS / SS / RS): 1/2 ° / None / 0.1mm
- DS / SS / RS Slit width
- This wet cathode mixture was passed between two rotating rolls that rotate at a constant speed together with a stainless steel expanded metal having a thickness of 0.1 mm.
- a positive electrode intermediate was produced by filling the expanded metal with the positive electrode mixture.
- the positive electrode intermediate was rolled by a roller press.
- the rolled positive electrode intermediate is cut into predetermined dimensions (thickness 0.30 mm, width 24 mm, length 180 mm), a part of the positive electrode mixture is peeled off, the lead 4 is connected to the exposed core material, and the positive electrode 1 Was made.
- a lithium metal plate was used, the metal plate was cut into predetermined dimensions (thickness 0.20 mm, width 22 mm, length 185 mm), and the lead 5 was joined.
- a polypropylene separator 3 was interposed between the positive electrode 1 and the negative electrode 2 produced in this manner, and wound up in a spiral shape to produce an electrode group 10. After the electrode group 10 was inserted into the case 9, the lead 4 was connected to the sealing plate 8, and the lead 5 was connected to the case 9.
- a nonaqueous electrolyte was prepared in advance by dissolving lithium borofluoride as an electrolyte in a 6: 4 mixed solvent of ⁇ -butyllactone and dimethoxyethane as a nonaqueous solvent at a concentration of 1.0 mol / liter.
- This nonaqueous electrolytic solution was injected into the case 9. And the opening part of case 9 was sealed with the sealing board 8, and the cylindrical CF lithium primary battery of diameter 17mm and height 34.0mm was produced. This is referred to as battery A.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 420 ° C. and the reaction time was 70 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.5 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 50.
- carbon fluoride was prepared in the same manner as Battery A, except that the fluorination temperature of petroleum coke was 400 ° C. and the reaction time was 70 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.5 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 30.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 420 ° C. and the reaction time was 30 hours, and Battery D was prepared in the same manner as Battery A using this fluorocarbon.
- Battery D was prepared in the same manner as Battery A using this fluorocarbon.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.0 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 50.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 400 ° C. and the reaction time was 30 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.0 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 30.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 420 ° C. and the reaction time was 20 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 6.8 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 50.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 400 ° C. and the reaction time was 90 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.7 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 30.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 430 ° C. and the reaction time was 70 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.5 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 60.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was set to 390 ° C. and the reaction time was set to 30 hours.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.0 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 20.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 430 ° C. and the reaction time was 10 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 6.5 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 50.
- carbon fluoride was prepared in the same manner as Battery A except that the fluorination temperature of petroleum coke was 390 ° C. and the reaction time was 110 hours. Was made.
- the CF (001) plane spacing of the obtained fluorocarbon was 7.8 mm.
- the peak ratio CF (001) / C (002) by X-ray diffraction was 30.
- the batteries A to K produced as described above were discharged at ⁇ 10 ° C. for 1 second at 100 mA, and the minimum voltage during discharge was measured. Moreover, it preserve
- the internal resistance is a value measured by energizing a sinusoidal alternating current of 1 kHz and 0.1 mA.
- Battery F and Battery J have low low temperature discharge characteristics. This is considered because the fluorocarbon layer is narrow and lithium ions are not easily inserted between the fluorocarbon layers. Battery H also has low low temperature discharge characteristics. This is presumably because the conductivity of the positive electrode mixture decreases because there is little non-fluorinated carbon on the surface of the fluorocarbon.
- Batteries G and K have good low-temperature discharge characteristics, but have increased internal resistance after storage. This is presumably because the interlayer of the fluorocarbon is too wide and the electrolytic solution is likely to be decomposed when excess electrolytic solution enters. Even in the battery I, although the low-temperature discharge characteristics are good, the internal resistance after one month of storage at 85 ° C. is increased. This is presumably because there is a large amount of non-fluorinated carbon on the surface of the fluorocarbon, which causes decomposition of the electrolytic solution.
- batteries A to E have excellent low-temperature discharge performance and low internal resistance after one month of storage at 85 ° C.
- CF using a fluorocarbon having a CF (001) plane spacing of 7.0 to 7.5 mm and a peak ratio CF (001) / C (002) of 30 to 50 as the positive electrode active material. It can be seen that the lithium primary battery is excellent in both low temperature discharge characteristics and high temperature storage characteristics.
- the lithium primary battery according to the present invention is excellent in both low temperature discharge characteristics and high temperature storage characteristics. Therefore, it is useful for applications such as automobiles and industrial equipment used in a wide temperature range from a high temperature range to a low temperature range.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Primary Cells (AREA)
- Secondary Cells (AREA)
Abstract
Description
ターゲット/モノクロ:Cu/C
電圧/電流 :40kV/50mA
走査モード :Continuous
走査範囲 :7~90°
ステップ幅 :0.02°
走査速度 :50s/step
スリット幅(DS/SS/RS):
1/2°/None/0.1mm
このフッ化炭素100質量%に対し、導電剤として黒鉛を10質量%、結着剤としてポリテトラフルオロエチレン20質量%を混合した。この混合物に純水と界面活性剤を加えて混練し、湿潤状態の正極合剤を調製した。この湿潤状態の正極合剤を厚み0.1mmのステンレス製エキスパンドメタルとともに、等速回転を行う2本の回転ロール間を通した。このようにして、エキスパンドメタルに正極合剤を充填して正極中間体を作製した。乾燥後、ローラプレスにより正極中間体を圧延した。圧延後の正極中間体を所定の寸法(厚み0.30mm、幅24mm、長さ180mm)に切断し、正極合剤を一部剥離して、露出した芯材にリード4を接続して正極1を作製した。
2 負極
3 セパレータ
4,5 リード
6 上部絶縁板
7 下部絶縁板
8 封口板
9 ケース
10 電極群
Claims (1)
- 正極活物質としてフッ化炭素を含む正極と、
負極活物質としてリチウム金属を含む負極と、
正極と負極の間に介在するセパレータと非水電解液と、を備え、
前記フッ化炭素は未フッ化の炭素成分を含み、前記フッ化炭素の(001)面の面間隔が7.0Å以上、7.5Å以下であり、かつ、前記フッ化炭素の(001)面のX線回折ピークの、前記未フッ化の炭素成分の(002)面のX線回折ピークに対する比が30以上、50以下である、
リチウム一次電池。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/322,040 US20120064412A1 (en) | 2009-07-21 | 2010-03-25 | Lithium primary battery |
CN2010800305419A CN102473913A (zh) | 2009-07-21 | 2010-03-25 | 锂一次电池 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009169874 | 2009-07-21 | ||
JP2009-169874 | 2009-07-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011010416A1 true WO2011010416A1 (ja) | 2011-01-27 |
Family
ID=43498897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2010/002109 WO2011010416A1 (ja) | 2009-07-21 | 2010-03-25 | リチウム一次電池 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20120064412A1 (ja) |
JP (1) | JP5533110B2 (ja) |
CN (1) | CN102473913A (ja) |
WO (1) | WO2011010416A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113299912A (zh) * | 2021-05-20 | 2021-08-24 | 西北核技术研究所 | 锂-氟化碳电池用氟化碳复合正极活性材料及其制备方法和应用 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104577107B (zh) * | 2013-10-14 | 2018-01-16 | 中国电子科技集团公司第十八研究所 | 一种氟化碳材料的表面修饰方法 |
CN103594687B (zh) * | 2013-11-29 | 2015-12-02 | 贵州梅岭电源有限公司 | 锂氟化碳电池正极的制备方法 |
CN107251275A (zh) * | 2015-02-19 | 2017-10-13 | 株式会社理光 | 非水电解液蓄电元件 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4825565B1 (ja) * | 1968-04-12 | 1973-07-30 | ||
JPS5987763A (ja) * | 1982-11-10 | 1984-05-21 | Daikin Ind Ltd | 電池活物質 |
JPS6095856A (ja) * | 1983-10-28 | 1985-05-29 | Daikin Ind Ltd | 電池活物質 |
JPS6313268A (ja) * | 1986-07-04 | 1988-01-20 | Daikin Ind Ltd | 電池活物質 |
WO2007098478A2 (en) * | 2006-02-21 | 2007-08-30 | California Institute Of Technology | Electrochemistry of carbon subfluorides |
JP2009512133A (ja) * | 2005-10-05 | 2009-03-19 | カリフォルニア インスティテュート オブ テクノロジー | 電極材料としての部分フッ素化フッ化グラファイト |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5712062A (en) * | 1992-11-06 | 1998-01-27 | Daikin Industries, Ltd. | Carbon fluoride particles, preparation process and uses of the same |
US20070218364A1 (en) * | 2005-10-05 | 2007-09-20 | Whitacre Jay F | Low temperature electrochemical cell |
EP1976792B1 (en) * | 2005-11-16 | 2014-07-02 | California Institute of Technology | Fluorination of multi-layered carbon nanomaterials |
JP4510912B2 (ja) * | 2007-09-06 | 2010-07-28 | パナソニック株式会社 | 非水電解液電池 |
-
2010
- 2010-03-24 JP JP2010067597A patent/JP5533110B2/ja active Active
- 2010-03-25 CN CN2010800305419A patent/CN102473913A/zh active Pending
- 2010-03-25 WO PCT/JP2010/002109 patent/WO2011010416A1/ja active Application Filing
- 2010-03-25 US US13/322,040 patent/US20120064412A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4825565B1 (ja) * | 1968-04-12 | 1973-07-30 | ||
JPS5987763A (ja) * | 1982-11-10 | 1984-05-21 | Daikin Ind Ltd | 電池活物質 |
JPS6095856A (ja) * | 1983-10-28 | 1985-05-29 | Daikin Ind Ltd | 電池活物質 |
JPS6313268A (ja) * | 1986-07-04 | 1988-01-20 | Daikin Ind Ltd | 電池活物質 |
JP2009512133A (ja) * | 2005-10-05 | 2009-03-19 | カリフォルニア インスティテュート オブ テクノロジー | 電極材料としての部分フッ素化フッ化グラファイト |
WO2007098478A2 (en) * | 2006-02-21 | 2007-08-30 | California Institute Of Technology | Electrochemistry of carbon subfluorides |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113299912A (zh) * | 2021-05-20 | 2021-08-24 | 西北核技术研究所 | 锂-氟化碳电池用氟化碳复合正极活性材料及其制备方法和应用 |
Also Published As
Publication number | Publication date |
---|---|
JP5533110B2 (ja) | 2014-06-25 |
US20120064412A1 (en) | 2012-03-15 |
JP2011044420A (ja) | 2011-03-03 |
CN102473913A (zh) | 2012-05-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1995817B1 (en) | Lithium rechargeable battery using ionic liquid | |
JP4527605B2 (ja) | リチウムイオン二次電池用電解液及びこれを含むリチウムイオン二次電池 | |
JP3959708B2 (ja) | リチウム電池用正極の製造方法およびリチウム電池用正極 | |
JP5466364B2 (ja) | リチウム・硫黄電池用電解質及びこれを使用するリチウム・硫黄電池 | |
US20090081545A1 (en) | HIGH CAPACITY AND HIGH RATE LITHIUM CELLS WITH CFx-MnO2 HYBRID CATHODE | |
WO2000016427A1 (fr) | Liquide electrolytique non aqueux et batterie secondaire contenant ce liquide | |
JP2008522376A5 (ja) | ||
JP4711639B2 (ja) | 非水電解液およびそれを用いたリチウム二次電池 | |
JP2006286599A (ja) | 非水二次電池用負極 | |
JP2012009458A (ja) | リチウム二次電池 | |
JP2005267857A (ja) | 有機電解液およびそれを用いた有機電解液電池 | |
JP5533110B2 (ja) | リチウム一次電池 | |
JP5583270B2 (ja) | リチウム一次電池 | |
JP2005285492A (ja) | 非水電解液およびそれを用いたリチウム二次電池 | |
JP2001319653A (ja) | 非水二次電池 | |
JP4747505B2 (ja) | 非水電解液電池 | |
JP2004172101A (ja) | 非水電解液およびそれを用いた二次電池 | |
JP4592271B2 (ja) | 空気電池 | |
JPH1012272A (ja) | 非水電解液二次電池 | |
JP2002015768A (ja) | 非水電解質二次電池の製造方法 | |
JP2005100826A (ja) | リチウム二次電池 | |
JP4867145B2 (ja) | 非水電解液電池 | |
JP2009176598A (ja) | 非水電解質二次電池およびその製造方法 | |
JP2000243439A (ja) | 非水二次電池 | |
JP4518547B2 (ja) | 有機電解液および有機電解液電池 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201080030541.9 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 10802038 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 13322040 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 10802038 Country of ref document: EP Kind code of ref document: A1 |