WO2008013317A1 - Metal phosphate - Google Patents
Metal phosphate Download PDFInfo
- Publication number
- WO2008013317A1 WO2008013317A1 PCT/JP2007/065117 JP2007065117W WO2008013317A1 WO 2008013317 A1 WO2008013317 A1 WO 2008013317A1 JP 2007065117 W JP2007065117 W JP 2007065117W WO 2008013317 A1 WO2008013317 A1 WO 2008013317A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- metal phosphate
- group
- elements
- proton conductivity
- wako pure
- 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
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/38—Condensed phosphates
- C01B25/42—Pyrophosphates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M8/124—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte characterised by the process of manufacturing or by the material of the 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
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
- H01M4/8605—Porous electrodes
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a metal phosphate. Specifically, the present invention relates to a proton-conductive metal phosphate used in a solid electrolyte for a fuel cell. Background art
- Metal phosphates are known to exhibit proton conductivity and are used in fuel cells as solid electrolytes.
- Polymers, phosphoric acid, molten salts, and solid oxides are known as solid electrolytes, and fuel cells using these are being studied.
- polymer electrolyte fuel cells PEFCs
- these solid electrolytes polymer electrolyte fuel cells (PEFCs) that use polymers can operate at temperatures as low as room temperature to 100 ° C.
- PFCs polymer electrolyte fuel cells
- these solid electrolytes it is said that they are suitable for portable power sources or small stationary power sources because they are easy to make.
- polymer electrolyte fuel cells require a large amount of platinum as a catalyst to operate at low temperatures, which is an obstacle to popularization in terms of securing resources and cost.
- solid oxide fuel cells SOFC: Solid Oxide Fuel Cell
- SOFC Solid Oxide Fuel Cell
- solid oxides such as zirconia as solid electrolytes
- platinum as a catalyst to operate at a high temperature of about 900 to 1000 ° C. It can be expected to have high output, but it is said that it is suitable for large stationary power sources among these solid electrolytes. ing.
- metal phosphate is a solid oxide, but exhibits proton conductivity at a temperature lower than the operating temperature of zirconia (low to medium temperature), reducing or replacing the amount of platinum used.
- Portable power supply that can be used to eliminate poison It is expected to be used for small or stationary power supplies.
- Japanese Unexamined Patent Publication No. 2005-294245 discloses Sn P 2 O 7 in detail, and the electronic mouth chemical 'and' Solid State Letters, No. 9 ⁇ , A 105 to A 109 pages (2006) specifically discloses Sn P 2 0 7 using In as a doping element.
- S n P 2 0 7 is a conventional metal phosphate is not a pro tons conductivity enough, it is necessary to increase the proton conductivity. Further, in view of proton Den Shirubedo, although S n P 2 0 7 with I n the doping element tends to be higher than S n P 2 0 7 without using the doping element, I n a similar platinum, It is a rare metal, is expensive, and is also not sufficient in terms of cost because the supply volume has been declining due to the growing demand for transparent conductive films. Disclosure of the invention
- An object of the present invention is to provide a metal phosphate exhibiting a high proton conductivity that is useful for a fuel cell with higher output and lower cost.
- the present invention provides the following inventions.
- M is one or more elements selected from the group consisting of elements of Group 4A and Group 4B of the Long Periodic Periodic Table
- P and o A part of M is a doping element J (where J is a group consisting of elements of Group 3A, 3B, 5A and 5B of the long-period periodic table)
- J is a group consisting of elements of Group 3A, 3B, 5A and 5B of the long-period periodic table
- One or more selected elements at least an element selected from B, A1, Ga, Sc, Yb, Y, La, Ce, Sb, Bi, V, Ta and Nb
- B A1> Ga, Sc, Yb, Y, La, Ce, Sb, Bi, V, Ta and Nb
- the compound containing P and O is substantially a metal represented by the following formula (1): Phosphate.
- X in the formula (2) is a value in the range of 0.001 or more and 0.5 or less, and M and J have the same meaning as described above.
- ⁇ 4> J is one or more elements selected from the group consisting of B, A1, Ga ⁇ Sc, Yb, Y, La, Ce, Sb, Bi, V, Ta, and Nb
- ⁇ 6> The metal phosphate according to any one of ⁇ 1> to ⁇ 5>, wherein J is A1.
- M is one or more elements selected from the group consisting of Sn, Ti, Pb, Zr, and Hf.
- ⁇ 8> The metal phosphate according to any one of ⁇ 1> to ⁇ 7>, wherein M is Sn.
- M is Sn.
- ⁇ 9> A finolem having the metal phosphate according to any one of ⁇ 1> to ⁇ 8> and a binder.
- a fuel cell comprising the metal phosphate according to any one of ⁇ 1> to ⁇ 8> or the film according to any one of ⁇ 9> to ⁇ 11> as a solid electrolyte.
- FIG. 1 shows the temperature dependence of the proton conductivity of metal phosphates 1, 6, 7, 8, and 9 in the above examples and comparative examples.
- T is the absolute temperature (K).
- the present invention contains M (wherein M is one or more elements selected from the group consisting of elements of Group 4A and Group 4B of the long-period periodic table), P and O A compound comprising a part of M as a doping element J (where J is a group consisting of elements of Group 3A, 3B, 5A and 5B of the Long Periodic Periodic Table) At least one element selected from B, A1, Ga, Sc, Yb, Y, La, Ce, Sb, Bi, V, Ta and Nb. And a proton-conductive metal phosphate substituted with ().
- the metal phosphate of the present invention exhibits high proton conductivity due to the above-described configuration.
- P and O-containing compounds may include compounds such as orthophosphate and pyrophosphate.
- phosphoric acid Examples include tin, titanium phosphate, silicon phosphate, germanium phosphate, and zirconium phosphate.
- pyrophosphate can be preferably used, and the pyrophosphate is substantially represented by the following formula (1).
- the metal phosphate of the present invention is substantially represented by the following formula (2).
- X in the formula (2) is a value in the range of 0.001 or more and 0.5 or less, and M and J have the same meaning as described above.
- Substantially expressed by formula (2) means that the composition ratio of formula (2), that is, M: J: P:
- the P and O components may be slightly increased or decreased with respect to the molar ratios of 2 and 7, respectively.
- the percentage is usually within 10%, depending on the type of M and J used. This ratio is preferably small.
- X in formula (2) corresponds to the substitution ratio of the dopant element J and depends on the type of M Force Normal A value in the range from 0.001 to 0.5, preferably from 0.001 to 0.3, more preferably in a range from 0.02 to 0.3. A value in the range of 0.02 or more and 0.2 or less is even more preferable.
- M is Sn and J is A1
- X is preferably in the range of 0.01 or more and 0.1 or less in order to indicate higher proton conductivity.
- a value in the range of 0.0 to 08 is more preferable, and an even more preferable value is in the range of 0.03 to 0.07.
- M is one or more elements selected from the group consisting of elements of Group 4A and Group 4B of the Long Periodic Periodic Table, and Sn, Ti, Si, Ge, Pb, One or more elements selected from the group consisting of Z r and H f are preferably used. From the viewpoint of the stability and proton conductivity of the metal phosphate, M is more preferably one or more elements selected from the group consisting of Sn, D1 1 and 1 ", even more preferably Sn and / or Or T i, particularly preferably Sn.
- J is one or more elements selected from the group consisting of elements of Group 3A, Group 3B, Group 5A and Group 5B of the long-period periodic table, and at least B, A l, Ga, Sc, Yb, Y, La, Ce, Sb,: Contains an element selected from Bi, V, Ta and Nb.
- Preferred J is selected from the group consisting of B, A1, Ga, Sc, Yb, Y, La, Ce, Sb, Bi, V, Ta and Nb, although it depends on the type of M 1
- One or more elements more preferably one or more elements selected from B, A1, Ga, Sc, Y and Nb, and even more preferably from A and Ga, Sc, Y and Nb.
- J is more preferably A 1 and no or Ga, including the viewpoint of cost.
- a 1 is particularly preferable.
- J preferably contains at least A 1.
- the metal phosphate of the present invention can be produced, for example, as follows.
- M where M is an element of groups 4A and 4B of the long-period periodic table
- J where J is selected from the group consisting of elements of groups 3A, 3B, 5A and 5B of the long-period periodic table 1 It can be produced by a production method using a compound containing) and a compound containing P.
- the compound containing M may be selected as appropriate depending on the type of M, but an oxide is used, or it is decomposed and / or oxidized at a high temperature such as hydroxide, carbonate, nitrate, halide, and oxalate. Those that can be converted into oxides can be used. For example, when Sn is used as M, various tin oxides and hydrates thereof can be used, and tin dioxide or hydrates thereof can be preferably used.
- Examples of the compound containing P include phosphoric acid and phosphonic acid. From the viewpoint of reactivity with M and J, phosphoric acid is preferable. As phosphoric acid, a concentrated phosphoric acid aqueous solution of 50% or more is usually used, and from 80 to 90% concentrated phosphoric acid aqueous solution is preferable from the viewpoint of operability.
- the compound containing J may be appropriately selected from known compounds. Specifically, oxides are used, or carbonates and oxalates are decomposed and Z or oxidized at high temperatures to form oxides. What can be used should be used. For example, when J contains A 1, alumina such as ⁇ _ ⁇ 1 2 0 3 and ⁇ -A 1 2 0 3 can be used. Similarly, for example, boron oxide, gallium oxide, scandium oxide, ytterbium oxide, yttrium oxide, lanthanum oxide, cerium oxide, niobium oxide, or the like can be used.
- a metal phosphate can be produced by including the following steps (a) and (b) in this order.
- the reaction temperature is appropriately selected depending on the composition of the metal phosphate to be synthesized, and is usually carried out at a temperature in the range of 200 to 400 ° C.
- M contains Sn
- it is preferably carried out at a temperature in the range of 2550 to 3500C, more preferably 2700 to 3300C.
- the reaction time is appropriately selected according to the composition of the metal phosphate to be synthesized, and should be as long as possible.
- M is Sn, it is preferably in the range of 1 to 20 hours.
- the reaction product obtained in the step (a) is in a paste form, and the metal phosphate can be obtained by heat-treating the reaction product in the step (b).
- the temperature of the heat treatment is appropriately selected depending on the composition of the metal phosphate to be synthesized. For example, when M is Sn, it is preferably performed in the range of 500 to 80 ° C. 6 A range of 0 to 70 ° C. is more preferred, and a range of 6 30 to 68 ° C. is even more preferred.
- the heat treatment time is appropriately selected according to the composition of the metal phosphate to be synthesized. For example, when M is Sn, it is usually in the range of 1 to 20 hours, preferably in the range of 1 to 5 hours. The range of 2 to 5 hours is more preferable.
- the metal phosphate of the present invention can be used as a solid electrolyte of a fuel cell.
- the powder may be pressure molded. Moreover, it is preferable to dehydrate the powder before pressure molding. Examples of the dehydration method include a method of heating in an inert gas such as argon not containing water vapor.
- the above metal phosphate powder and binder are mixed. And a method of pressure forming.
- the binder include known resins, silicon compounds (organic silicon compounds, etc.), organic acidic compounds, and the like. From the viewpoint of moldability, it is preferable to contain a fluororesin.
- the fluororesin may be selected from known fluororesins as appropriate. Specifically, polytetrafluoroethylene and its copolymer (tetrafluoroethylene perfluoroalkyl vinyl ether).
- the organosilicon compound may be appropriately selected from known compounds. Specifically, vinylsilanes (aryltriethoxysilane, vinyltrimethoxysilane, etc.), aminosilanes, alkylsilanes [1, 8 -Screw
- organosilicon compounds Triethoxysilyl octane, 1,8-bis (diethoxymethylsilyl) octane, n-octinotritriethoxysilane], 3- (trihydroxysilyl) _1 monopropanesulfonic acid, and the like.
- alkylsilanes having a plurality of silyl groups at the ends such as 1,8-bis (triethoxysilyl) octane, 1,8-bis (jetoxymethylsilyl) octane, and the like are preferable.
- a plurality of organosilicon compounds may be selected and used.
- organic acidic compounds may contain 1 or more types as a binder.
- organic acidic compound include organic sulfonic acid compounds and organic phosphoric acid compounds.
- a fuel cell can be obtained.
- a pair of anode and force sword A fuel cell can be obtained by using the metal phosphate molding or film of the present invention as a solid electrolyte.
- Other components of the fuel cell for example, a catalyst, a fuel supply unit, an air supply unit, etc. may be appropriately selected from known techniques.
- the obtained metal phosphate 1 was squeezed out of the crucible and crushed with an alumina mortar.
- the obtained powder was filled in a mold and uniaxially molded, and then molded with a CIP (cold isostatic pressing device) at a pressure of 2 t / cm 2 to obtain a pellet.
- CIP cold isostatic pressing device
- the obtained pellet was sandwiched between platinum foil electrodes, and the impedance spectrum was measured using a four-terminal conductivity measurement device under the experimental conditions of a frequency of 1 MHz to 0.1 Hz and a voltage of 10 mV. The temperature was measured while changing from 50 ° C to 300 ° C. The proton conductivity values obtained from the spectrum are shown in FIG. Proton conductivity at 250 ° C
- the raw materials used were SnO 2 (Wako Pure Chemical) 7.159 g, Yb 2 0 3 (Wako Pure Chemical) 0.497 g, H 3 PO 4 (Wako Pure Chemical, 85% concentrated phosphoric acid aqueous solution) 16. Except for adding 141 g, and adding 80 g of ion-exchanged water to a beaker, metal phosphate 4 was synthesized in the same manner as in Example 1, pellets were obtained, and the proton conductivity was measured. The proton conductivity at 20 0 ° C was 21 S cm- 1 .
- the raw materials used were Sn 0 2 (Wako Pure Chemical) 7.159 g, Y 2 0 3 (Wako Pure Chemical) 0.
- Example 6 282 g, H 3 P0 4 (manufactured by Wako Pure Chemical Industries, 85% concentrated phosphoric acid aqueous solution) 1 6. 141 g and the same procedure as in Example 1 except that 80 g of ion-exchanged water is charged into a beaker. Metal phosphate 5 was synthesized, pellets were obtained, and proton conductivity was measured. The proton conductivity at 200 ° C. was 0.1 3 S c nT 1 .
- the raw materials used were Sn 0 2 (Wako Pure Chemicals) 5. 2 7 g, Nb 2 0 5 (Wako Pure Chemicals) 1. 9 9 g, H 3 PO 4 (Wako Pure Chemicals, 85% concentration) Phosphoric acid aqueous solution) 1 5.5 6 g, and 80 g of ion-exchanged water were charged into a beaker, and metal phosphoric acid was used in the same manner as in Example 1 except that an aluminum corner square was used instead of an alumina crucible. Salt 6 was synthesized to obtain pellets, and the proton conductivity was measured. The proton conductivity at 20 ° C was 0.18 S cm— ', and the proton conductivity at 25 ° C was 0.22 S cm- 1 .
- Metal phosphate 7 In the same manner as in Example 6 except that the raw materials were changed to SnO 2 (Wako Pure Chemical) 6.7 8 g, N b 2 O 5 (Wako Pure Chemical) 0.6 6 g Was synthesized, pellets were obtained, and proton conductivity was measured. The proton conductivity at 20 0 ° C was 0.17 S cm—25 proton conductivity at 25 ° C was 0.1 lSS cm- 1 .
- Example 1 The powder of metal phosphate 1 synthesized in Example 1 was pulverized in a mortar, and 1,8-pistriethoxysilinoleoctane, 3-trihydroxysilyl-1-monopropane sulfonic acid Add a small amount of 30-35% aqueous solution. Furthermore, a small amount of polytetrafluoroethylene powder can be added and kneaded well using a mortar until it becomes a lump, vacuum packed and rolled using a roller to obtain a film. The resulting film exhibits the property of conducting protons. Comparative Example 1
- Example 2 Same as Example 1 except that the raw materials were S n0 2 (Wako Pure Chemical Industries) 1 50.7 g, H 3 PO 4 (Wako Pure Chemical Industries, 85% concentrated phosphoric acid aqueous solution) 322.7 g
- the metal phosphate 9 was synthesized by the method to obtain pellets, and the proton conductivity was measured. 200.
- the proton conductivity in C was 0.056 S cm- 1 .
- the results are shown in Fig. 1. Industrial applicability
- the metal phosphate of the present invention exhibits high proton conductivity, is suitably used as a solid electrolyte for fuel cells, and is particularly suitable for use in portable power sources or small stationary power sources mounted in automobiles, etc. It is possible to produce a metal phosphate that is used in the present invention and exhibits high proton conductivity at low cost.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Sustainable Development (AREA)
- Conductive Materials (AREA)
- Fuel Cell (AREA)
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/373,376 US20090297912A1 (en) | 2006-07-28 | 2007-07-26 | Metal phosphate |
| EP07791797A EP2055671A4 (en) | 2006-07-28 | 2007-07-26 | METAL PHOSPHATE |
| CA002659375A CA2659375A1 (en) | 2006-07-28 | 2007-07-26 | Metal phosphate |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006205874 | 2006-07-28 | ||
| JP2006-205874 | 2006-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008013317A1 true WO2008013317A1 (en) | 2008-01-31 |
Family
ID=38981622
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/065117 Ceased WO2008013317A1 (en) | 2006-07-28 | 2007-07-26 | Metal phosphate |
| PCT/JP2007/065113 Ceased WO2008013315A1 (en) | 2006-07-28 | 2007-07-26 | Metal phosphate and method for producing the same |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/065113 Ceased WO2008013315A1 (en) | 2006-07-28 | 2007-07-26 | Metal phosphate and method for producing the same |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US20100009235A1 (ja) |
| EP (2) | EP2050717A4 (ja) |
| KR (2) | KR20090051164A (ja) |
| CN (2) | CN101495405A (ja) |
| CA (2) | CA2659375A1 (ja) |
| TW (2) | TW200808650A (ja) |
| WO (2) | WO2008013317A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011138688A (ja) * | 2009-12-28 | 2011-07-14 | Fuji Electric Co Ltd | 燃料電池 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010058562A1 (ja) | 2008-11-21 | 2010-05-27 | パナソニック株式会社 | プロトン伝導構造体及びその製造方法 |
| GB0921451D0 (en) | 2009-12-08 | 2010-01-20 | Univ St Andrews | Membrane |
| CN108695533A (zh) * | 2017-04-11 | 2018-10-23 | 阜阳师范学院 | 一种有机无机复合电解质及其制备方法 |
| CN110137437B (zh) * | 2018-02-02 | 2022-04-29 | 天津国安盟固利新材料科技股份有限公司 | 一种锂离子电池钴酸锂正极材料及其包覆方法 |
| CN113224286B (zh) * | 2021-04-25 | 2022-11-08 | 浙江大学自贡创新中心 | 一种高容量锂离子电池硅基复合负极材料及其制备方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005294245A (ja) | 2004-04-03 | 2005-10-20 | Sanyo Electric Co Ltd | プロトン伝導体および燃料電池 |
| JP2006054170A (ja) * | 2004-07-07 | 2006-02-23 | Central Res Inst Of Electric Power Ind | プロトン導電性酸化物膜−水素透過膜複合膜型電解質およびこれを用いた電気化学デバイス |
| JP2006164644A (ja) * | 2004-12-03 | 2006-06-22 | Techno Rashi Kogyo Kk | 燃料電池 |
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| US3462314A (en) * | 1965-05-26 | 1969-08-19 | Mc Donnell Douglas Corp | Production of ion exchange membrane |
| WO2000066652A1 (en) * | 1999-04-30 | 2000-11-09 | University Of Connecticut | Membranes, membrane electrode assemblies and fuel cells employing same, and process for preparing |
| US7338734B2 (en) * | 2001-12-21 | 2008-03-04 | Massachusetts Institute Of Technology | Conductive lithium storage electrode |
| US20030190527A1 (en) * | 2002-04-03 | 2003-10-09 | James Pugh | Batteries comprising alkali-transition metal phosphates and preferred electrolytes |
| JP2004165018A (ja) * | 2002-11-13 | 2004-06-10 | Toyota Central Res & Dev Lab Inc | リチウム電池用活物質及びその製造方法,並びにリチウム電池 |
-
2007
- 2007-07-26 WO PCT/JP2007/065117 patent/WO2008013317A1/ja not_active Ceased
- 2007-07-26 EP EP07791793A patent/EP2050717A4/en not_active Withdrawn
- 2007-07-26 KR KR1020097002217A patent/KR20090051164A/ko not_active Ceased
- 2007-07-26 CN CNA2007800281639A patent/CN101495405A/zh active Pending
- 2007-07-26 CA CA002659375A patent/CA2659375A1/en not_active Abandoned
- 2007-07-26 WO PCT/JP2007/065113 patent/WO2008013315A1/ja not_active Ceased
- 2007-07-26 KR KR1020097002735A patent/KR20090048450A/ko not_active Ceased
- 2007-07-26 EP EP07791797A patent/EP2055671A4/en not_active Withdrawn
- 2007-07-26 CN CN2007800359031A patent/CN101516773B/zh not_active Expired - Fee Related
- 2007-07-26 CA CA002659182A patent/CA2659182A1/en not_active Abandoned
- 2007-07-26 TW TW096127232A patent/TW200808650A/zh unknown
- 2007-07-26 TW TW096127230A patent/TW200811033A/zh unknown
- 2007-07-26 US US12/375,334 patent/US20100009235A1/en not_active Abandoned
- 2007-07-26 US US12/373,376 patent/US20090297912A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005294245A (ja) | 2004-04-03 | 2005-10-20 | Sanyo Electric Co Ltd | プロトン伝導体および燃料電池 |
| JP2006054170A (ja) * | 2004-07-07 | 2006-02-23 | Central Res Inst Of Electric Power Ind | プロトン導電性酸化物膜−水素透過膜複合膜型電解質およびこれを用いた電気化学デバイス |
| JP2006164644A (ja) * | 2004-12-03 | 2006-06-22 | Techno Rashi Kogyo Kk | 燃料電池 |
Non-Patent Citations (4)
| Title |
|---|
| ELECTROCHEMICAL AND SOLID STATE LETTERS, vol. 9, 2006, pages A105 - A109 |
| NAGAO M. ET AL.: "MP2O7-kei Kotai Denkaishitsu no Proton Dendensei to Sono Oyo", ELECTROCHEMISTRY, vol. 73, no. 9, 5 September 2005 (2005-09-05), pages 846 - 850, XP003015498 * |
| See also references of EP2055671A4 * |
| SHIBATA H. ET AL.: "In3+ Dope SnP2O7 o Denkaishitsu ni Mochiita Chuon Sadogata Nenryo Denchi no Cathode Tokusei", DENKI KAGAKU DAI 73 KAI TAIKAI KOEN YOSHISHU, THE ELECTROCHEMICAL SOCIETY OF JAPAN, 1 April 2006 (2006-04-01), pages 376, XP003020720 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011138688A (ja) * | 2009-12-28 | 2011-07-14 | Fuji Electric Co Ltd | 燃料電池 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2659375A1 (en) | 2008-01-31 |
| WO2008013315A1 (en) | 2008-01-31 |
| EP2055671A1 (en) | 2009-05-06 |
| CN101516773B (zh) | 2012-07-04 |
| TW200808650A (en) | 2008-02-16 |
| CN101516773A (zh) | 2009-08-26 |
| KR20090048450A (ko) | 2009-05-13 |
| KR20090051164A (ko) | 2009-05-21 |
| TW200811033A (en) | 2008-03-01 |
| EP2050717A1 (en) | 2009-04-22 |
| US20100009235A1 (en) | 2010-01-14 |
| CA2659182A1 (en) | 2008-01-31 |
| US20090297912A1 (en) | 2009-12-03 |
| EP2055671A4 (en) | 2010-12-01 |
| EP2050717A4 (en) | 2010-12-01 |
| CN101495405A (zh) | 2009-07-29 |
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