WO2005076296A1 - 電気化学デバイスおよび電極体 - Google Patents
電気化学デバイスおよび電極体 Download PDFInfo
- Publication number
- WO2005076296A1 WO2005076296A1 PCT/JP2005/001479 JP2005001479W WO2005076296A1 WO 2005076296 A1 WO2005076296 A1 WO 2005076296A1 JP 2005001479 W JP2005001479 W JP 2005001479W WO 2005076296 A1 WO2005076296 A1 WO 2005076296A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- niobium
- oxide
- particles
- electrochemical device
- current collector
- 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.)
- Ceased
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
- H01G11/28—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/68—Current collectors characterised by their material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- the present invention relates to a technology suitable for an electrochemical device such as a capacitor having a high V and a high power density, having a high energy density and an excellent discharge performance, such as a lithium battery.
- lithium cobalt oxide is used to reduce the loss of electrolyte and reduce the electrode resistance.
- Various measures have been taken to improve the battery output characteristics by examining the use of carbon nanotubes, carbon nanotubes, etc., and the structural strength of output lead terminals.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2002-118036
- the present invention has been made in view of the above circumstances, and has an energy density as high as that of a secondary battery and a high power density inherent in a capacitor, and can achieve both characteristics.
- the purpose is to provide.
- the present invention has a short charging time, is as high as a secondary battery, has a high energy density, and has a high charge inherent in a capacitor! /
- An object of the present invention is to provide an electrode body suitable for an electrochemical device capable of achieving both power density.
- the present inventors have developed a capacitor having a high energy density comparable to that of a secondary battery and a high power density inherent in the capacitor.
- the study was repeated for the members.
- we focused on the current collector of the electrode which is a component of the capacitor with an electric double layer capacitor, and conducted research and development, and found an epoch-making structure for this current collector.
- it has the same high V and energy density as a secondary battery, and also has the inherent high capacitance of a capacitor! /, It succeeded in providing the power density, and reached the present invention.
- the electrochemical device of the present invention has two or more electrode bodies each having a conductor and a current collector layer formed on the conductor, and the electrode bodies are provided so as to form a pair.
- An electrolytic solution provided between the current collector layers of the paired electrode bodies, and a separator, wherein the current collector layer comprises niobium, niobium monoxide, diobium dioxide, niobium pentoxide, and niobium pentoxide.
- an average particle diameter of the above-mentioned tub, tub oxide, pentoxide, pentoxide, and tub compound may be in the range of 0.0005 ⁇ m to 500 ⁇ m.
- the particles of the porous body may be activated carbon, and may be mesoporous or nanoporous.
- At least one of manganese oxide, cobalt oxide, titanium oxide, nickel oxide, molybdenum nitride, vanadium oxide, and ruthenium oxide may be added to the current collector layer.
- the electrode body of the present invention has a conductor and a current collector layer formed on the conductor, and the current collector layer includes niobium, niobium monoxide, niobium dioxide, niobium pentoxide, and It is characterized by comprising powder particles containing four or more of any of niobium compounds, particles of a porous body, carbon particles, and a binder.
- the average particle diameter of the niobium, niobium monoxide, niobium dioxide, niobium pentoxide, and niobium compound particles may be in the range of 0.0005 ⁇ m to 500 ⁇ m.
- the particles of the porous body may be activated carbon, and may be mesoporous or nanoporous.
- At least one of manganese oxide, cobalt oxide, titanium oxide, nickel oxide, molybdenum nitride, vanadium oxide, and ruthenium oxide may be added to the current collector layer.
- the niobium or niobium oxide particles or other niobium compound particles used in the present invention have an oxygen desorbing effect in the reaction with the electrolytic solution on the surface thereof, and the effect is simulated. Induces chemical ion exchange (intercalation effect), resulting in a large increase in electric capacity, and exerts a remarkable improvement in storage performance and discharge effect.
- niobium and niobium oxide have an effect of inducing pseudo-electrochemical transfer of ions to hydrogen ions, which further increases the electric capacity. Therefore, the present invention has a high energy density comparable to that of a secondary battery and a high capacity. It is possible to provide an electrochemical device having high power and power density originally possessed by Sita, and capable of satisfying both characteristics.
- the electrochemical device of the present invention since the storage performance and the pseudo-ionic transfer of the conventional electrochemical device of the type in which the electric double layer is composed of activated carbon alone are almost the same, the output characteristics are of the type in which the electric double layer is composed. The performance is almost the same as that of conventional electrochemical devices and is sufficiently excellent and stable.
- the niobium or niobium oxide particles constituting the active material and the porous body such as activated carbon are arranged so as to have good electric conductivity. Therefore, it is desirable to use a conductive binder as a binder.
- an entirely new electrochemical device having a power density close to an electric double-layer capacitor, a lithium ion secondary battery, and an energy density. It can.
- This is an electrochemical device that compensates for the drawbacks of the electric double layer capacitor and the lithium ion secondary battery and makes use of the advantages of each, and has a large industrial and practical value of the present invention.
- FIG. 1 is an exploded perspective view of an electrochemical device according to a first embodiment of the present invention
- FIG. 2 is a partial structure of an electrode body provided in the electrochemical device of this embodiment and an electric double-layer capacitor formed thereby
- Fig. 3 shows the laminated structure of the electrode body of the electrochemical device.
- the electrochemical device according to the first embodiment of the present invention is an example in which the present invention is applied to a wound-type electric double-layer capacitor (Electro-Danigaku device).
- the electric double-layer capacitor (Electrical Iridical Device) A of this form is a main body formed by winding a strip-shaped separator 1, 2 and a strip-shaped electrode body 3, 4, which are alternately stacked, in a staple shape. 5, a cylindrical container 6 containing the container, a lid 9 having terminal electrodes 7 and 8 while closing the opening of the container 6, and an electrolytic solution filled in the container 6. It is composed mainly of ten.
- the separators 1 and 2 are made of electrolytic paper, plastic film, glass film, My strength, or the like, and are in the form of strips having insulating properties.
- the container 6 is a bottomed circle with one end closed.
- the tubular resin made of resin is a container made of a metal such as a metal coated with a surface insulating material.
- the cover plate 9 also has a plate-like body strength which is an insulating material such as a rubber beta plate and various insulating resins (rubber, bakelite, ceramics).
- the terminal electrodes 7 and 8 are formed by applying a required portion of a conductor made of a highly conductive metal material such as aluminum or copper to an insulating and corrosion-resistant coating.
- Each of the electrode bodies 3 and 4 has the same structure, and as shown in FIG. 3, a current collector layer 12 described below is provided on both the front and back surfaces of a strip-shaped conductor 11 having a strong force such as an aluminum foil. It becomes.
- the current collector layer 12 is composed of niobium, niobium monoxide, niobium dioxide, niobium pentoxide, or other particles of a niobium conjugate, and particles of a porous material such as activated carbon. Unibon particles and a binder of a resin containing an adhesive or a solvent are kneaded and uniformly mixed, then applied onto the conductor 11 and dried to form a paper.
- binder used here include a fluorine-based binder such as PVDF (polyvinylidene fluoride) and PTFE (polytetrafluoroethylene), a cellulose-based binder, and a rubber-based binder.
- the thickness of the current collector layer 12 is, for example, several 10 ⁇ m to several hundred ⁇ m.
- the particles of the porous body are formed with a large number of nanoporous or mesoporous fine pores, and contribute to an increase in storage capacity due to the size of the surface area.
- the average particle size of the niobium or niobium oxide or niobium compound (such as sulfide) particles added to the binder is appropriately in the range of about 0.0005 ⁇ m to 500 ⁇ m.
- the range of 0.1 m to 10 ⁇ m is more preferable. If the particles of niobium or niobium oxide or niobium compound become particles having a size exceeding 500 ⁇ m, it is difficult to apply them to the electrode because the coating layer itself is about 200 to several hundred zm. Cheap.
- the particle size is less than 0.0005 m, it becomes difficult to uniformly disperse the particles such as niobium and the activated carbon, and it is difficult to control the bondability of each particle and the bonding property with the activated carbon. And the likelihood of being trapped in the binder increases, which can cause a drop in energy density.
- the carbon particles are used to improve the electrical contact between porous activated carbons. To be added.
- the particle size is preferably about 0.01 to 10 ⁇ m, more preferably about 0.01 to 1 ⁇ m.
- the current collector layer 12 further contains one or more additives such as manganese oxide, cobalt oxide, titanium oxide, nickel oxide, molybdenum nitride, and the like, in addition to the main substances described above. The required amount can be added. In addition to these additives, one or two or more additives such as lithium salts of these oxides such as vanadium oxide, sodium chlorite, and lithium cobaltate may be added in necessary amounts. What! /.
- the electrolytic solution 10 may be any type of electrolytic solution generally used for electric double layer type capacitors.
- a quaternary amine salt polycarbonate solution or a propylene carbonate solution disclosed in JP-A-2002-118036 or the like or a quaternary amine salt such as tetraethylammonium perchlorate or tetraethylammonium borofluoride.
- Commonly used ones, such as grade ammonium salts, can be used.
- one terminal electrode 7 connected to the cover plate 9 is connected to one of the electrode members to serve as an anode inside the container 6.
- the other terminal electrode 8 is electrically connected to the other electrode body 4 which is to be a cathode inside the container 6, and is connected to an anode and a cathode as external extraction electrodes, respectively. Have been.
- the ions are dispersed in a state where the power supply is not connected.
- the power is connected to the terminal electrodes 7 and 8 from the state and the state is turned on, electrons are supplied to the cathode side, and cations are attracted to the electrons.
- positively charged holes are generated on the anode side, and anions are attracted to the holes.
- Hole and Yin On electrons and cations oppose each other through a very small gap of about several angstroms, and maintain a fully charged capacitor state. Therefore, the size of the surface area of the activated carbon of the porous body is effective, and the larger the surface area is, the larger the charge storage amount is.
- the particles of niobium, niobium oxide, or niobium compound used in the electrochemical device A having the structure described above have an oxygen desorbing effect in the reaction with the electrolytic solution on the surface. Its action induces pseudochemical ion transfer (intercalation effect). As a result, a large increase in electric capacity is produced, and a remarkable improvement in the power storage performance and discharge effect is exhibited.
- niobium and niobium oxide have an effect of inducing pseudo-electrochemical transfer of ions to hydrogen ions, thereby further increasing the electric capacity of the electrochemical device A.
- the electrochemical device A having the above configuration has a high V and energy density comparable to a secondary battery, has a high power density inherent in a capacitor, and is an epoch-making product that can achieve both characteristics. It is possible to provide a novel electrochemical device.
- the storage performance of a conventional electrochemical device that forms an electric double layer with only porous activated carbon particles and the pseudo-ionic exchange are described. It has almost the same effect. For this reason, the output characteristics are almost equivalent to the performance of the conventional electrochemical device of the type forming the electric double layer, and are sufficiently excellent and stable.
- the effect of adding niobium, niobium oxide or niobium compound exhibits a high energy density comparable to that of secondary batteries.
- niobium, niobium oxide, or niobium compound has an effect of inducing pseudo-electrochemical transfer of ions to hydrogen ions, thereby further increasing the electric capacity.
- the electrochemical device A having the above configuration has the same high power and energy density as the secondary battery, has the high power density originally possessed by the capacitor, and can achieve both characteristics. Unlike this, it is possible to provide an epoch-making electrochemical device that is less likely to deteriorate and has an excellent life.
- FIG. 4 shows a second embodiment in which the present invention is applied to a laminated electrochemical device.
- the electrochemical device B of this embodiment has a cross-sectional structure equivalent to that of the electrode body 3 or the electrode body 4 used in the first embodiment, but has a rectangular shape, which is not a wound type.
- a plurality of electrode bodies 20 and a plurality of separators 21 having the same structure as the separators 1 and 2 of the first embodiment but having a rectangular shape instead of a coil shape are alternately stacked and omitted in the drawing.
- An electrode body 20 provided at one end in the stacking direction and electrically connected to a terminal electrode 22 on the cathode side, and an electrode provided at the other end in the stacking direction.
- a terminal electrode 23 is electrically connected to the body 20, and a container (not shown) is filled with an electrolytic solution.
- the electrode bodies 3 and 4 of the first embodiment described above are shown in FIG. 3 in which current collector layers 12 are provided on both the front and back surfaces of a strong strip-shaped conductor 11 such as an aluminum foil.
- the electrode body 20 has the same laminated structure.
- the electrochemical device B having the structure shown in FIG. 4 has the same operation and effect as the wound electrochemical device A described above, that is, the power density close to the electric double layer capacitor and the energy close to the lithium ion secondary battery.
- An entirely new electrochemical device with density can be obtained. Therefore, even in this embodiment, the disadvantages of the electric double layer capacitor and the lithium ion secondary battery can be compensated for, and an electrochemical device can be provided that makes use of the respective advantages.
- Example 1 As a metal foil for the anode or a metal foil for the cathode, an aluminum foil having a purity of 99% and a thickness of 20 ⁇ was subjected to an electrolytic etching treatment with a 6% hydrochloric acid solution at an alternating current of 60 Hz, sufficiently washed and dried. (Etched aluminum foil)
- a mixture of mono-oxide particles with an average particle diameter of 1.2 ⁇ m and lithium cobalt oxide, activated carbon particles (Takeda Pharmaceutical product name: KP), carbon particles with an average particle diameter of 1.5 ⁇ m, and PVDF (Vylidene fluorite) is kneaded at a weight ratio of 5: 4: 1: 1, a solvent is added, and the mixture is applied to the above-mentioned anode or cathode metal foil (etched aluminum foil). Then, a current collector layer having a thickness of 100 ⁇ m was formed on the metal foil by performing processes such as drying, pressing, and the like to obtain an electrode.
- the metal foil on which the current collector layer is formed and the electrolytic paper as a separator are alternately wound to produce an element, which is housed in a resin container, and a quaternary amine salt polycarbonate solution is used as an electrolyte.
- the container was filled, and a resin lid plate provided with terminal electrodes was attached to the opening of the container to form an electric double layer capacitor (electrochemical device) of Example 1.
- the results of measuring the power density and energy density of the obtained electric double layer capacitor are shown in Table 1 below.
- the particles and PVDF (polyvinylidene fluorite) as a binder are kneaded at a weight ratio of 5: 5: 1: 1, and a solvent is added to the mixture to form a 100-m thick layer on the etched aluminum foil.
- a process such as drying and pressing was performed to form a current collector layer on the metal foil to obtain an electrode body.
- an electric double layer capacitor (Electrochemical Depis) was formed in the same process as in Example 1.
- the results of measuring the power density and energy density of the obtained electric double layer capacitor are shown in Table 1 below.
- Example 1 the mixture of activated carbon particles (Takeda Pharmaceutical product name: KP) and lithium manganate, carbon particles, and P VDF (polyvinylidene fluorite) is kneaded at a weight ratio of 9: 1: 1, a solvent is added, and the mixture is applied to the etched aluminum foil to a thickness of 100 ⁇ and dried. , Pressing and the like to form a current collector layer on the metal foil to obtain an electrode body.
- an electric double layer capacitor (electrochemical device) was formed in the same process as in Example 1.
- the results of measuring the power density and energy density of the obtained electric double layer capacitor are shown in Table 1 below.
- lithium cobalt oxide, carbon particles, graphite particles, and PVDF (polyvinylidene fluoride) as a binder were used in a weight ratio of 9: 9 in place of the electrode body used previously. Kneading at a ratio of 1: 0.2: 1, adding a solvent, applying to the etched aluminum foil to a thickness of 100 ⁇ , drying, pressing, etc. Then, a current collector layer was formed to obtain an electrode body for an anode.
- the electrode body manufactured in Comparative Example 1 was used as an electrode body for a cathode.
- the electrochemical device according to the embodiment of the present invention has characteristics similar to that of a general lithium ion secondary battery in power density (WZKg), and has a general electric double layer in energy density (WHZ Kg). This proved to be an excellent electrochemical device that exhibited several times the characteristics of capacitors.
- the wound-type electrochemical device applied in the first embodiment of the present invention is, as described above, an electrochemical device having excellent charge / discharge performance, which is a capacitor. Suitable for applications and secondary battery applications. In these cases, it is useful in a wide range as a memory backup power supply for personal computers, mobile phones, etc .; an auxiliary power supply for solar systems, notebook computers, etc .; a power supply for automobile lamps, and a replacement for batteries such as automatic toothbrushes and shavers.
- the electrochemical device having a laminated structure applied in the second embodiment is, as described above, an electric vehicle and a hybrid vehicle that are excellent in charge and discharge performance.
- Regenerative system Auxiliary power supply for car battery, Backup power supply when PC is stopped, Startup and support of hard disk for notebook computer ⁇ , Lighting system power supply for road, Night power supply recovery and capture device for power station, Other power electronics related power supply It is useful in a wide range, such as.
- FIG. 1 is an exploded perspective view showing one embodiment of an electrochemical device according to the present invention.
- FIG. 2 is a configuration diagram showing a configuration and an operation concept of an electric double layer portion of the electric device shown in FIG.
- FIG. 3 is a configuration diagram of an electrode body provided with a current collector layer on both front and back surfaces of a conductor.
- FIG. 4 is an exploded perspective view showing one embodiment of a laminated electrochemical device according to the present invention.
- Electrochemical device 1, 2... Separator, 3, 4... Electrode body, 5... Main body, 6... Container, 7, 8... Electrode body, 9... Cover plate, 10 ⁇ Electrolyte, 11 ⁇ ⁇ Ion.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
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Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-029852 | 2004-02-05 | ||
| JP2004029852A JP2005223155A (ja) | 2004-02-05 | 2004-02-05 | 電気化学デバイスおよび電極体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005076296A1 true WO2005076296A1 (ja) | 2005-08-18 |
Family
ID=34835967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/001479 Ceased WO2005076296A1 (ja) | 2004-02-05 | 2005-02-02 | 電気化学デバイスおよび電極体 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005223155A (ja) |
| WO (1) | WO2005076296A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220034108A (ko) * | 2019-06-11 | 2022-03-17 | 교세라 에이브이엑스 컴포넌츠 (청두) 컴퍼니, 리미티드 | 전기화학 에너지 저장 장치 |
| US12100550B2 (en) | 2019-06-11 | 2024-09-24 | AVX New Energy (Chengdu) Co., Ltd. | Electrochemical energy storage device |
| US12278048B2 (en) | 2019-06-11 | 2025-04-15 | Kyocera Avx Components (Chengdu) Co., Ltd. | Electrochemical energy storage device |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7511943B2 (en) | 2006-03-09 | 2009-03-31 | Avx Corporation | Wet electrolytic capacitor containing a cathode coating |
| US7554792B2 (en) | 2007-03-20 | 2009-06-30 | Avx Corporation | Cathode coating for a wet electrolytic capacitor |
| US7649730B2 (en) | 2007-03-20 | 2010-01-19 | Avx Corporation | Wet electrolytic capacitor containing a plurality of thin powder-formed anodes |
| US7460356B2 (en) | 2007-03-20 | 2008-12-02 | Avx Corporation | Neutral electrolyte for a wet electrolytic capacitor |
| CN111769290A (zh) * | 2020-08-11 | 2020-10-13 | 天津瑞晟晖能科技有限公司 | 氮掺杂的五氧化二铌在二次电池中的应用、全固态薄膜锂离子电池及其制备方法、用电设备 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05258993A (ja) * | 1992-03-10 | 1993-10-08 | Aisin Aw Co Ltd | 電気化学コンデンサ |
| JPH10172870A (ja) * | 1996-12-10 | 1998-06-26 | Osaka Gas Co Ltd | 電気二重層コンデンサ |
| JPH11312630A (ja) * | 1998-02-09 | 1999-11-09 | Wilson Greatbatch Ltd | 電気エネルギ―の貯蔵装置に使用するための熱スプレ―コ―ティング基板およびその製法 |
| WO2001089991A1 (en) * | 2000-05-24 | 2001-11-29 | Finecell Co., Ltd. | Mesoporous carbon material, carbon/metal oxide composite materials, and electrochemical capacitors using them |
-
2004
- 2004-02-05 JP JP2004029852A patent/JP2005223155A/ja not_active Withdrawn
-
2005
- 2005-02-02 WO PCT/JP2005/001479 patent/WO2005076296A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05258993A (ja) * | 1992-03-10 | 1993-10-08 | Aisin Aw Co Ltd | 電気化学コンデンサ |
| JPH10172870A (ja) * | 1996-12-10 | 1998-06-26 | Osaka Gas Co Ltd | 電気二重層コンデンサ |
| JPH11312630A (ja) * | 1998-02-09 | 1999-11-09 | Wilson Greatbatch Ltd | 電気エネルギ―の貯蔵装置に使用するための熱スプレ―コ―ティング基板およびその製法 |
| WO2001089991A1 (en) * | 2000-05-24 | 2001-11-29 | Finecell Co., Ltd. | Mesoporous carbon material, carbon/metal oxide composite materials, and electrochemical capacitors using them |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20220034108A (ko) * | 2019-06-11 | 2022-03-17 | 교세라 에이브이엑스 컴포넌츠 (청두) 컴퍼니, 리미티드 | 전기화학 에너지 저장 장치 |
| EP3985698A4 (en) * | 2019-06-11 | 2023-07-12 | AVX New Energy (Chengdu) Co., Ltd | DEVICE FOR ELECTROCHEMICAL ENERGY STORAGE |
| US12100550B2 (en) | 2019-06-11 | 2024-09-24 | AVX New Energy (Chengdu) Co., Ltd. | Electrochemical energy storage device |
| US12278048B2 (en) | 2019-06-11 | 2025-04-15 | Kyocera Avx Components (Chengdu) Co., Ltd. | Electrochemical energy storage device |
| US12347617B2 (en) | 2019-06-11 | 2025-07-01 | Kyocera Avx Components (Chengdu) Co., Ltd. | Electrochemical energy storage device |
| AU2020290611B2 (en) * | 2019-06-11 | 2025-08-14 | Kyocera Avx Components (Chengdu) Co., Ltd. | Electrochemical energy storage device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005223155A (ja) | 2005-08-18 |
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