CN100547835C - A kind of is the fuel-cell catalyst and the preparation of carrier with proton superpolymer modified carbon - Google Patents
A kind of is the fuel-cell catalyst and the preparation of carrier with proton superpolymer modified carbon Download PDFInfo
- Publication number
- CN100547835C CN100547835C CNB2006100200094A CN200610020009A CN100547835C CN 100547835 C CN100547835 C CN 100547835C CN B2006100200094 A CNB2006100200094 A CN B2006100200094A CN 200610020009 A CN200610020009 A CN 200610020009A CN 100547835 C CN100547835 C CN 100547835C
- Authority
- CN
- China
- Prior art keywords
- catalyst
- carbon
- carrier
- proton
- noble metal
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Catalysts (AREA)
- Inert Electrodes (AREA)
Abstract
Fuel-cell catalyst and preparation method that a kind of proton superpolymer modified carbon is carrier.Carbon carrier in its catalyst is modified by proton superpolymer, and its advantage is: 1) the catalyst fine particle of noble metal be anchored to carrier the surface, improved the utilance of catalyst; 2) the catalyst fine particle of noble metal can directly contact with proton superpolymer, forms more three-phase reaction interface, has improved the utilance of noble metal; 3) proton superpolymer can improve adhesion between fine particle of noble metal and carrier carbon as binding agent; 4) proton superpolymer itself is a proton conductor, and synthetic catalyst has function of guiding protons.The method for making of this catalyst is: prepare proton superpolymer modified carbon carrier earlier, and again at carrier surface supported catalyst fine particle of noble metal, metal particle average grain diameter 2～5 nanometers, good dispersion and even.The catalyst of preparation is made fuel cell chip CCM, and have electric preferably output performance after being assembled into monocell.
Description
Technical field
The present invention relates to a kind of catalyst, particularly be applied to the catalyst of fuel cell, the carrier that is characterized in catalyst is through proton superpolymer modified carbon.The invention still further relates to this kind Preparation of catalysts method.
Background technology
Proton Exchange Membrane Fuel Cells (PEM Fuel Cell) has advantages such as working temperature is low, pollution-free, specific power big, startup is rapid as a kind of novel energy, more and more is subjected to people's attention, has become the focus that countries in the world are competitively studied.Fuel cell is normally used to be noble metal platinum or platinum alloy catalyst.Platinum is scarce resource, costs an arm and a leg.Therefore be necessary to improve the utilance of Pt, reduce the Pt consumption, to reduce the fuel cell cost.People generally use carbon black as catalyst carrier at present, and this is because carbon black has higher specific surface area, helps improving the dispersiveness of metal platinum particulate.Changchun Inst. of Applied Chemistry, Chinese Academy of Sciences (CN1165092C) adopts the deadman as chloroplatinic acid such as ammonium chloride, potassium chloride, made the platinum particulate in the active carbon hole with lip-deep equally distributed Pt/C catalyst.Physical Chemistry Technology Inst., Chinese Academy of Sciences (CN1677729A) adopts colloid method at first to prepare the PtOx colloid, carries out the Pt/C catalyst that vapour phase reduction is prepared uniform particle diameter, high degree of dispersion then.University of Science ﹠ Technology, Beijing (CN1243390C) carries out preliminary treatment with the high alkalinity solution that contains the inferior stannic acid of weak reductant to carbon black support earlier, and the black carbon surface active site is evenly distributed; Join then that reduce deposition obtains the PtRu/C catalyst in chloroplatinic acid and the ruthenic chloride mixed solution.But the Pt of above method preparation or the utilance of Pt alloy catalyst can be very not high, important reasons be a large amount of Pt or Pt alloy particle enter into black carbon surface micropore in (as Fig. 1), the formation three-phase reaction interface that can not contact with proton conductor and reacting gas, thus the utilance of Pt reduced.In addition, because Pt or Pt alloy directly link to each other with carbon, in the membrane electrode preparation process, proton exchange resins is difficult to enter into the position between Pt or Pt alloy and the carbon.This has reduced the phase reaction district on the one hand, owing to lack cementation, the bond strength between Pt or Pt alloy and the carbon is not high on the other hand.
At present, Shang Weiyou uses the report of proton superpolymer modified fuel cell carbon carrier as catalyst.
Summary of the invention
In order to overcome above-mentioned shortcoming, the invention provides a kind of raw catelyst, particularly be applied to the catalyst of fuel cell, the carrier that is characterized in catalyst is through proton superpolymer modified carbon.The present invention also provides this kind Preparation of catalysts method.
The present invention adopts the micropore on the big molecule shutoff carrier carbon surface of proton superpolymer, makes the carbon of high polymer modification, then the catalyst fine particle of noble metal is anchored on carrier surface, prepares a kind of catalyst that is applied to fuel cell.Compare with background technology,, be easy to form three-phase reaction interface, thereby improve the utilance of catalyst because metal particle directly contacts with proton superpolymer.Simultaneously, also stronger adhesion between metal particle and proton superpolymer makes the durability of catalyst be improved.In addition, proton superpolymer itself is exactly a proton conductor, and therefore synthetic catalyst also has function of guiding protons.
A kind of fuel-cell catalyst of the present invention is carbon supported noble metal catalyst, it is characterized in that, the carrier of catalyst noble metal is proton superpolymer modified carbon.
Carrier carbon of the present invention be in nano-sized carbon and the mesoporous carbon microballoon any, wherein nano-sized carbon is nanometer carbon black or nano-graphite ball, particle diameter 10～100 nanometers; The aperture 2-50 nanometer of mesoporous carbon microballoon.
Proton superpolymer of the present invention is any in perfluorinated sulfonic resin, SPSF resinoid, sulfonated polyphenyl sulfide resin (SPPS), sulfonated polyphenyl and imidazoles, sulfonation polyphosphazene, sulfonated polyimide resin (SPI), sulfonated polystyrene ion exchange resin and the sulfonated polyether-ether-ketone resin (S-PEEK).
Catalyst noble metal of the present invention is precious metal alloys or precious metal simple substance,
Precious metal alloys are MxNy or MxNyOz, wherein M, N, O are respectively the arbitrary metallic element among Pt, Ru, Pd, Rh, Ir, Os, Fe, Cr, Ni, Co, Mn, Cu, Ti, Sn, V, Ga and the Mo, and M, N, O three are different, but has a kind of precious metals pt that is at least, x, y and z are respectively the natural number in 0～100, and x+y=100 or x+y+z=100;
Precious metal simple substance is any one among Pt, Ru, Pd, Rh, Ir and the Os.
Preparation of catalysts method of the present invention is to prepare proton superpolymer modified carrier carbon earlier, and at its area load noble metal catalyst particulate, concrete preparation method's step is as follows then:
Catalyst precursor salt of the present invention is H
2PtCl
6, RuCl
3, PdCl
2, RhCl
3, IrCl
3, OsCl
3, Fe (NO
3)
3, Cr (NO
3)
3, NiCl
2, Co (NO
3)
2, MnCl
2, CuCl
2, TiCl
3, SnCl
2, VCl
4, Ga (NO
3)
3Or MoCl
5The alcohol in the described pure water mixed solution and the mass ratio of water are 0.5～100: 1, and alcohol is any in methyl alcohol, ethanol, propyl alcohol, isopropyl alcohol and the polyalcohol, and wherein polyalcohol is ethylene glycol, glycerol or butanediol.
The catalyst of the fuel cell of the present invention preparation is assembled into monocell, carries out electric performance test:
1, the preparation of fuel cell acp chip CCM (catalyst coated membrane): the catalyst of preparation is joined in the mixed liquor of deionized water and perfluorinated sulfonic resin (Nafion and Pt/C mass ratio are 1: 5), fully stir the furnishing pasty state, evenly be coated on Nafion@ series membranes (NRE212 or the NRE211 etc.) both sides of DU PONT company then, oven dry makes CCM respectively.
2, monocell assembling and test: the carbon paper that adopts the polytetrafluoroethylene hydrophobic treatment is as gas diffusion layers, wherein the polytetrafluoroethylene mass content 20%～50%, and be compounded with the microporous layers that polytetrafluoroethylene and conductive carbon black particulate are formed in the one side, make this composite microporous layer and calcined 20 minutes down through 350 ℃, it mainly acts on is to optimize water and gas passage; Collector plate is a graphite cake, has parallel slot in a side; End plate is gold-plated corrosion resistant plate.CCM, gas diffusion layers, collector plate, end plate and encapsulant are assembled into monocell.The monocell operating condition is:
(1) Proton Exchange Membrane Fuel Cells (PEMFC): H
2/ air, air back pressure are 0; Anode humidification, humidification degree are 0～100%; The monocell working temperature is 60～80 ℃, and the humidification temperature is 60～75 ℃.
(2) straight methanol fuel cell (DMFC): the flow of methyl alcohol is: the concentration of anode methyl alcohol is that 2 mol, flow are 5 ml/min, and negative electrode is an air, and back pressure is 0.
With existing carbon is that the catalyst of carrier is compared, and catalyst of the present invention is a kind of multi-functional fuel-cell catalyst, has following advantage:
1, adopt proton superpolymer modified carrier carbon, but the surface micropore of proton superpolymer shutoff carbon black or mesoporous carbon make the catalyst fine particle of noble metal be anchored on carbon surface rather than enter in the micropore, thereby improve the utilance of catalyst noble metal.
2, adopt proton superpolymer modified carrier carbon, the catalyst fine particle of noble metal can directly contact with proton superpolymer, is easy to form three-phase reaction interface, thereby improves the utilance of catalyst noble metal.
3, proton superpolymer itself can be used as binding agent, can improve the adhesion between catalyst fine particle of noble metal and carrier carbon.
4, proton superpolymer itself is a proton conductor, and therefore synthetic catalyst also has function of guiding protons.
Description of drawings:
What Fig. 1 was traditional is carrier fuel-cell catalyst schematic diagram with the carbon black
Fine particle of noble metal is at the occurrence status schematic diagram of carrier surface in Fig. 2 conventional fuel cell catalyst
Fig. 3 for of the present invention be the fuel-cell catalyst schematic diagram of carrier with proton superpolymer modified carbon
Fig. 4 for of the present invention be the occurrence status schematic diagram of fine particle of noble metal in the fuel-cell catalyst of carrier with proton superpolymer modified carbon
Among the figure: the 1-fine particle of noble metal; The 2-carrier carbon; The 3-proton superpolymer.
Embodiment
Below by embodiment in detail the present invention is described in detail.
Get 80 milligrams carbon black XC-72 (specific area is 250 meters squared per gram), join in 20 milliliters the mixed solution of first alcohol and water, the mass ratio of first alcohol and water is 1: 1, ultrasonic (the ultrasonic cell pulverization machine of R-S150) disperseed 5～10 minutes, join then in 100 milliliters pure water (mass ratio of first alcohol and water is 1: the 1) mixed solution and stir, Nafion (perfluorinated sulfonic resin) solution that in mixed solution, adds 2 milliliters of mass concentrations 5% again, continue to stir 2 hours, add the H that contains 32 milligrams of Pt
2PtCl
6And continue to stir 20 minutes, the pH that adjusts solution with NaOH is 8～9,90 ℃ of reflux 50 minutes, makes catalyst of the present invention.Pt particulate average grain diameter 2.5 nanometers wherein, good dispersion.
The preparation of fuel cell acp chip CCM: the catalyst of preparation is joined in the mixed liquor of deionized water and perfluorinated sulfonic resin (Nafion and Pt/C mass ratio are 1: 5), fully stir the furnishing pasty state, evenly be coated on the Nafion@ series membranes NRE211 both sides of DU PONT company then, oven dry makes CCM.Pt carrying capacity in the Catalytic Layer of CCM yin, yang the two poles of the earth adds up to: 0.40 milligram/centimetre
2
Monocell assembling and test: the carbon paper that adopts the polytetrafluoroethylene hydrophobic treatment is as gas diffusion layers, wherein the polytetrafluoroethylene mass content 50%, and be compounded with the microporous layers that polytetrafluoroethylene and conductive carbon black particle are formed in the one side, (calcining 20 minutes down) through 350 ℃, it mainly acts on is to optimize water and gas passage; Collector plate is a graphite cake, has parallel slot in a side; End plate is gold-plated corrosion resistant plate.CCM, gas diffusion layers, collector plate, end plate and encapsulant are assembled into monocell.The monocell operating condition is: H
2/ air, air back pressure are 0; Anode 100% humidification, humidification temperature are 70 ℃; The monocell working temperature is 70 ℃.Test result shows that the electricity output of monocell reaches 0.801 volt/cm
2The @300 milliampere/centimetre
2
Get 80 milligrams of carrier mesoporous carbon microballoons, the aperture is 3～6 nanometers, join in 20 milliliters the mixed solution of second alcohol and water, the mass ratio of second alcohol and water is 100: 1, ultrasonic (the ultrasonic cell pulverization machine of R-S150) disperseed 5～10 minutes, joined then in 100 milliliters pure water (mass ratio of second alcohol and water is 100: the 1) mixed solution to stir, and added the Nafion solution of 20 milliliters of mass concentrations 5% again in mixed solution, continue to stir 2 hours, add the H that contains 32 milligrams of Pt
2PtCl
6Solution continue to stir 20 minutes, adjusted the pH=13 of solution with NaOH, 90 ℃ of reflux 50 minutes, made eelctro-catalyst of the present invention.Wherein Pt particulate average grain diameter 3.5 nanometers, and good dispersion.
The preparation technology of fuel cell acp chip CCM, monocell assembling and test condition are identical with embodiment 1, adopt the catalyst of present embodiment preparation.Test result shows that the electricity output of monocell reaches 0.778 volt/cm
2The @300 milliampere/centimetre
2
Get 80 milligrams of carrier nano-graphite balls, grain diameter is 40～55 nanometers, join in 20 milliliters the mixed solution of second alcohol and water, the mass ratio of second alcohol and water is 0.5: 1, ultrasonic (the ultrasonic cell pulverization machine of R-S150) disperseed 5～10 minutes, joined then in 100 milliliters pure water (mass ratio of second alcohol and water is 0.5: the 1) mixed solution to stir, and added 10 milliliters of the SPEEK solution of mass concentration 5% again in mixed solution, continue to stir 2 hours, add the H that contains 32 milligrams of Pt
2PtCl
6 ContinueThe continuous stirring 20 minutes adjusted the pH=9 of solution with NaOH, 90 ℃ of reflux 50 minutes, makes eelctro-catalyst of the present invention.Pt particulate average grain diameter 3 nanometers wherein, good dispersion.
The preparation technology of fuel cell acp chip CCM, monocell assembling and test condition are identical with embodiment 1, adopt the catalyst of present embodiment preparation.Test result shows that the electricity output of monocell reaches 0.766 volt/cm
2@300 milliampere/centimetres 2.
Embodiment 4
Get 80 milligrams of carrier carbon black XC-72, join in 20 milliliters the mixed solution of third alcohol and water, the mass ratio of third alcohol and water is 1: 1, ultrasonic (the ultrasonic cell pulverization machine of R-S150) disperseed 5～10 minutes, join then in 100 milliliters pure water (mass ratio of third alcohol and water is 1: the 1) mixed solution and stir, the Nafion solution that adds 6 milliliters of mass concentrations 5% again in mixed solution continues to stir 2 hours, adds the H of 30 milligrams of platiniferous
2PtCl
6Solution, contain the RuCl of 30 milligrams of rutheniums
3Solution continue to stir 20 minutes, adjusted the pH=8 of solution with NaOH, 90 ℃ of reflux 50 minutes, made eelctro-catalyst Pt50Ru50/C.Average grain diameter 4.5 nanometers of Pt alloy particle wherein, good dispersion.
The preparation of fuel cell acp chip CCM: the catalyst of preparation is joined in deionized water and the perfluorinated sulfonic resin mixed liquor, fully stir the furnishing pasty state, evenly be coated on the Nafion@ series membranes NRE211 both sides of DU PONT company then, oven dry makes CCM.Anode uses the homemade catalyst of the present invention, and the Pt carrying capacity is 1.0 milligrams/centimetre
2, negative electrode uses the Pt/C catalyst of E-TEK company, and the Pt carrying capacity is 0.6 milligram/centimetre
2
Monocell assembling and test: the carbon paper that adopts the polytetrafluoroethylene hydrophobic treatment is as gas diffusion layers, wherein the polytetrafluoroethylene mass content 20%, and be compounded with the microporous layers that polytetrafluoroethylene and conductive carbon black particle are formed in the one side, (calcining 20 minutes down) through 350 ℃, it mainly acts on is to optimize water and gas passage; Collector plate is a graphite cake, has parallel slot in a side; End plate is gold-plated corrosion resistant plate.CCM, gas diffusion layers, collector plate, end plate and encapsulant are assembled into monocell.The monocell operating condition is: the concentration of anode methyl alcohol is that 2 mol, flow are 5 ml/min, and negative electrode is an air, and back pressure is 0.Test result shows, the electricity output of monocell reach 275 milliwatts/centimetre
2The @400 milliampere/centimetre
2
Embodiment 5
Get 80 milligrams of carrier carbon black XC-72, join in the mixed solution of 20 milliliters isopropyl alcohol and water, the mass ratio of isopropyl alcohol and water is 100: 1, ultrasonic (the ultrasonic cell pulverization machine of R-S150) disperseed 5～10 minutes, join then in 100 milliliters pure water (mass ratio of isopropyl alcohol and water is 100: the 1) mixed solution and stir, the SPEEK solution that adds 10 milliliters of mass concentrations 5% again in mixed solution continues to stir 2 hours, adds the H of 70 milligrams of platiniferous
2PtCl
6Solution, contain the RuCl of 30 milligrams of rutheniums
3Solution continue to stir 20 minutes, adjusted pH 〉=8 of solution with NaOH, 90 ℃ of reflux 50 minutes, made eelctro-catalyst Pt
70Ru
30/ C.Average grain diameter 4.5 nanometers of Pt alloy particle wherein, good dispersion.
The preparation technology of fuel cell acp chip CCM, monocell assembling and test condition are identical with embodiment 4, and anode uses the catalyst of present embodiment system.Test result shows, the electricity output of monocell reach 241 milliwatts/centimetre
2(400 milliamperes/centimetre
2).
Embodiment 6
Get 80 milligrams of carrier nano-graphite balls, grain diameter is 40～55 nanometers, join in the mixed solution of 20 milliliters ethylene glycol and water, the mass ratio of ethylene glycol and water is 100: 1, ultrasonic (the ultrasonic cell pulverization machine of R-S150) disperseed 5～10 minutes, joined then in 100 milliliters pure water (mass ratio of ethylene glycol and water is 100: the 1) mixed solution to stir, and added the Nafion solution of 10 milliliters of mass concentrations 5% again in mixed solution, continue to stir 2 hours, add the H of 70 milligrams of platiniferous
2PtCl
6Solution, contain the RuCl of 30 milligrams of rutheniums
3Solution and the CrCl that contains 10 milligrams of chromium
3Solution continue to stir 20 minutes, adjusted pH 〉=8 of solution with NaOH, 90 ℃ of reflux 50 minutes, made eelctro-catalyst Pt70Ru20Cr10/C.Average grain diameter 4 nanometers of Pt alloy particle wherein, good dispersion.
The preparation technology of fuel cell acp chip CCM, monocell assembling and test condition are identical with embodiment 4, and anode uses the catalyst of present embodiment system.Test result shows, the electricity output of monocell reach 260 milliwatts/centimetre
2(400 milliamperes/centimetre
2).
Claims (3)
1, a kind of fuel-cell catalyst, be carbon supported noble metal catalyst, it is characterized in that, the carrier of catalyst noble metal is proton superpolymer modified carbon, described carrier carbon be in nano-sized carbon and the mesoporous carbon microballoon any, wherein nano-sized carbon is nanometer carbon black or nano-graphite ball, particle diameter 10～100 nanometers; The aperture 2-50 nanometer of mesoporous carbon microballoon; Described proton superpolymer is any in perfluorinated sulfonic resin, SPSF resinoid, sulfonated polyphenyl sulfide resin, sulfonated polyphenyl and imidazoles, sulfonation polyphosphazene, sulfonated polyimide resin, sulfonated polystyrene ion exchange resin, the sulfonated polyether-ether-ketone resin.
2, fuel-cell catalyst according to claim 1 is characterized in that, described catalyst noble metal is precious metal alloys or precious metal simple substance:
Precious metal alloys are M
xN
yOr M
xN
yO
zWherein M, N, O are respectively the arbitrary metallic element among Pt, Ru, Pd, Rh, Ir, Os, Fe, Cr, Ni, Co, Mn, Cu, Ti, Sn, V, Ga and the Mo, and M and N are different or M, N, O three are different, but has a kind of precious metals pt that is at least, x, y and z are respectively the natural number in 0～100, and x+y=100 or x+y+z=100;
Precious metal simple substance is any one among Pt, Ru, Pd, Rh, Ir and the Os.
3, the preparation method of the described fuel-cell catalyst of claim 1 is characterized in that, preparation process is:
Step 1, carrier carbon is scattered in the alcohol solution, adds mass concentration 1%～10% proton superpolymer solution then, the mass ratio of carrier carbon and proton superpolymer is 1000: 1～2: 1, fully stirs, and makes the dispersion liquid of high polymer modification carbon;
Step 2, in the dispersion liquid of the high polymer modification carbon that step 1 makes, the precursor salting liquid that adds catalyst, fully stir 30～50 minutes after, pH value of solution=8～13,90～100 ℃ of reflux 20～50 minutes, promptly make described fuel-cell catalyst;
Alcohol is 0.5～100: 1 with the mass ratio of water in the described alcohol solution, and wherein alcohol is any in methyl alcohol, ethanol, propyl alcohol, isopropyl alcohol and the polyalcohol, and polyalcohol is ethylene glycol, butanediol or glycerol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100200094A CN100547835C (en) | 2006-08-17 | 2006-08-17 | A kind of is the fuel-cell catalyst and the preparation of carrier with proton superpolymer modified carbon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100200094A CN100547835C (en) | 2006-08-17 | 2006-08-17 | A kind of is the fuel-cell catalyst and the preparation of carrier with proton superpolymer modified carbon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1921195A CN1921195A (en) | 2007-02-28 |
| CN100547835C true CN100547835C (en) | 2009-10-07 |
Family
ID=37778837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100200094A Expired - Fee Related CN100547835C (en) | 2006-08-17 | 2006-08-17 | A kind of is the fuel-cell catalyst and the preparation of carrier with proton superpolymer modified carbon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100547835C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723500A (en) * | 2012-06-15 | 2012-10-10 | 武汉理工大学 | Three-dimensional (3D) array metal-proton conductor high polymer coaxial nanowire single electrode and ordering membrane electrode and preparation method thereof |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111342062A (en) * | 2019-10-23 | 2020-06-26 | 广东道氏云杉氢能科技有限公司 | Supported fuel cell catalyst and application thereof |
| CN110957496B (en) * | 2019-12-30 | 2021-08-06 | 一汽解放汽车有限公司 | Fuel cell catalyst, preparation method thereof and application thereof in fuel cell |
| CN111146460B (en) * | 2019-12-30 | 2021-07-02 | 一汽解放汽车有限公司 | Fuel cell alloy catalyst, preparation method thereof and application thereof in fuel cell |
| CN111129518B (en) * | 2019-12-30 | 2021-07-02 | 一汽解放汽车有限公司 | Modified carbon carrier, preparation method thereof and application thereof in fuel cell |
| CN111129525B (en) * | 2019-12-30 | 2021-07-02 | 一汽解放汽车有限公司 | Carbon carrier for fuel cell, preparation method thereof and application thereof in fuel cell |
| CN117154118A (en) * | 2023-10-30 | 2023-12-01 | 上海唐锋能源科技有限公司 | Preparation method of platinum-based catalyst loaded on polymer modified carbon carrier |
-
2006
- 2006-08-17 CN CNB2006100200094A patent/CN100547835C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102723500A (en) * | 2012-06-15 | 2012-10-10 | 武汉理工大学 | Three-dimensional (3D) array metal-proton conductor high polymer coaxial nanowire single electrode and ordering membrane electrode and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1921195A (en) | 2007-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Lamy et al. | Direct methanol fuel cells: from a twentieth century electrochemist’s dream to a twenty-first century emerging technology | |
| CN100583517C (en) | Ruthenium-rhodium alloy electrode catalyst and fuel cell comprising the same | |
| CN100547835C (en) | A kind of is the fuel-cell catalyst and the preparation of carrier with proton superpolymer modified carbon | |
| CN100454636C (en) | Making method for core component of water-reservation proton exchange film fuel battery | |
| CN109935841A (en) | A kind of fuel cell catalyst layer and preparation method thereof | |
| Kadioglu et al. | Investigation of the performance of a direct borohydride fuel cell with low Pt/C catalyst loading under different operating conditions | |
| CN108448128A (en) | A kind of fuel cell membrane electrode and preparation method for using ruthenium base tellurides as cathode | |
| CN100392898C (en) | Fuel cell catalyst by using conducting ceramic as carrier, and prepartion method | |
| CN101716530B (en) | Catalyst using composite polymer as carrier | |
| CN100399612C (en) | Fuel cell catalyst with function of guiding protons, and prepartion method | |
| CN100413131C (en) | Conductive polymer modified fuel cell catalyst using conductive ceramics as carrier and its preparation | |
| CN101722049B (en) | Catalyst modified by proton conductor and using conductive polymer as carrier and preparation method thereof | |
| CN108110260A (en) | A kind of fuel-cell catalyst and preparation method of metal-organic framework modification | |
| CN100428545C (en) | Proton conductor modified fuel cell catalyst which uses conductive ceramics as carrying agent and preparation | |
| CN102088093A (en) | Fuel cell catalyst taking conductive ceramic boron carbide as supporter and preparation method thereof | |
| CN101664698B (en) | Unsupported fuel cell catalyst slurry and preparation method thereof | |
| CN102760899B (en) | Single electrode and ordered membrane electrode based on active metal and conductive polymeric coaxial nanowire and preparation method thereof | |
| CN100364157C (en) | Method for preparing fuel cell nano catalyst with non-metal element | |
| CN105895931A (en) | Pt/PdNi/CNT-MnO2 methanol fuel cell catalyst and application | |
| CN100413132C (en) | Proton conducter modified fuel cell catalyst using conductive ceramics as carrier and its preparation | |
| CN102723500B (en) | Three-dimensional (3D) array metal-proton conductor high polymer coaxial nanowire single electrode and ordering membrane electrode and preparation method thereof | |
| KR100665689B1 (en) | Catalyst for low temperature fuel cell using supports modified in order to have ion conductivity, method to prepare the same, electrode for low temperature fuel cell using the catalyst, method to prepare the same, membrane-electrode assembly for low temperature fuel cell using the catalyst, method to prepare the same, low temperature fuel cell using the catalyst and method to prepare the same | |
| KR20090078911A (en) | Palladium electrode catalyst supported by oxide-coated carbide and the preparation method thereof | |
| CN1697219A (en) | Method for preparing Pt-Ru-NI/C catalyst in use for fuel cell of direct alcohols | |
| CN117577905A (en) | Combined membrane electrode and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20120817 |