CN101537353B - Preparation method of single-dimensional nano composite material - Google Patents
Preparation method of single-dimensional nano composite material Download PDFInfo
- Publication number
- CN101537353B CN101537353B CN2009101166681A CN200910116668A CN101537353B CN 101537353 B CN101537353 B CN 101537353B CN 2009101166681 A CN2009101166681 A CN 2009101166681A CN 200910116668 A CN200910116668 A CN 200910116668A CN 101537353 B CN101537353 B CN 101537353B
- Authority
- CN
- China
- Prior art keywords
- preparation
- dimensional nano
- composite material
- salt
- composite
- 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
- 238000002360 preparation method Methods 0.000 title claims abstract description 46
- 239000000463 material Substances 0.000 title claims abstract description 28
- 239000002114 nanocomposite Substances 0.000 title claims abstract description 15
- 239000010949 copper Substances 0.000 claims abstract description 38
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229910052802 copper Inorganic materials 0.000 claims abstract description 36
- 238000004528 spin coating Methods 0.000 claims abstract description 20
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 18
- 150000003839 salts Chemical class 0.000 claims abstract description 13
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 239000008367 deionised water Substances 0.000 claims abstract description 10
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 10
- 239000006185 dispersion Substances 0.000 claims abstract description 10
- 238000001035 drying Methods 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002131 composite material Substances 0.000 claims description 40
- 239000002082 metal nanoparticle Substances 0.000 claims description 10
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 239000010970 precious metal Substances 0.000 claims description 6
- JOPDZQBPOWAEHC-UHFFFAOYSA-H tristrontium;diphosphate Chemical compound [Sr+2].[Sr+2].[Sr+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O JOPDZQBPOWAEHC-UHFFFAOYSA-H 0.000 claims description 6
- 229910021591 Copper(I) chloride Inorganic materials 0.000 claims description 4
- 150000002940 palladium Chemical class 0.000 claims description 4
- 150000003057 platinum Chemical class 0.000 claims description 4
- SDKPSXWGRWWLKR-UHFFFAOYSA-M sodium;9,10-dioxoanthracene-1-sulfonate Chemical group [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2S(=O)(=O)[O-] SDKPSXWGRWWLKR-UHFFFAOYSA-M 0.000 claims description 4
- OXBLHERUFWYNTN-UHFFFAOYSA-M copper(I) chloride Chemical group [Cu]Cl OXBLHERUFWYNTN-UHFFFAOYSA-M 0.000 claims description 3
- 101150003085 Pdcl gene Proteins 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000003197 catalytic effect Effects 0.000 abstract description 5
- 239000002086 nanomaterial Substances 0.000 abstract description 3
- 238000006555 catalytic reaction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000007772 electrode material Substances 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 abstract description 2
- 239000002923 metal particle Substances 0.000 abstract description 2
- 238000002791 soaking Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 20
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 18
- 229910052799 carbon Inorganic materials 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 229910052697 platinum Inorganic materials 0.000 description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- 239000011259 mixed solution Substances 0.000 description 6
- 239000002105 nanoparticle Substances 0.000 description 5
- 239000002073 nanorod Substances 0.000 description 4
- 239000011787 zinc oxide Substances 0.000 description 4
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 150000001868 cobalt Chemical class 0.000 description 2
- 238000002484 cyclic voltammetry Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- FDWREHZXQUYJFJ-UHFFFAOYSA-M gold monochloride Chemical compound [Cl-].[Au+] FDWREHZXQUYJFJ-UHFFFAOYSA-M 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- 238000010189 synthetic method Methods 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 1
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 description 1
- 229910001981 cobalt nitrate Inorganic materials 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 1
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007210 heterogeneous catalysis Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000006250 one-dimensional material Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000004627 transmission electron microscopy Methods 0.000 description 1
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
Abstract
The invention discloses a preparation method of single-dimensional nano composite material. The method comprises the following steps of: A. spin-coating the dispersion liquid of the single-dimensional nano material on sheet copper with the coating density being 0.004-0.04g/cm<2>; B. preparing noble metal salt into a solution with the concentration of 0.0019-0.007mol/L under room temperature; C. putting the spin-coated sheet copper in the prepared solution and soaking for 1-30min; and D. taking out the sheet copper, washing the sheet copper in deionized water and drying naturally. Compared with the prior art, the method is controllable, is short in process, easy in operation, strong in reproductivity and universally applicable, the prepared product has high purity, the noble metal particles have uniform diameter, high load factor and good activity, are not prone to agglomerate, have excellent electrical conductivity, larger electrical active surface and higher electrical catalytic activity, and can be used for heterocatalysis and as the electrode materials for electrical catalysis and fuel cells.
Description
Technical field:
The invention belongs to this technical field of preparation method of inorganic nano composite material, the preparation method of a kind of monodimension nanometer material and noble metal nano particles composite is provided.
Technical background:
Composite nano materials is owing to compare with its constituent and to have multifunctionality and extensively paid close attention to.Wherein, one-dimensional nano-composite material becomes one of focus of research.This composite has the optics relevant with yardstick, electricity, engineering properties, and easy device is expected in nano-device to play an important role as active component or jockey.Noble metal nano particles has good stability and biocompatibility, unique catalytic property.And the compound nano material of monodimension nanometer material and noble metal nano particles can possess even strengthen the character of two kinds of functional materials simultaneously, thereby has broad application prospects in fields such as optics, electricity, biomedicine and heterocatalysis.Present synthetic method, as thermal decomposition, electro-deposition etc., can't carry out better controlled for size, pattern and the load factor of prepared noble metal nano particles, and the experimental procedure complexity, cost is higher, and these factors have all greatly influenced the application of composite.In order to overcome above-mentioned shortcoming, just must improve the controllability of preparation noble metal nano particles and the process efficiency of monodimension nanometer material and noble metal nano particles Composite Preparation.
Summary of the invention:
A kind of technical problem to be solved by this invention provides the method that a kind of technology simply prepares monodimension nanometer material and noble metal nano particles composite.
The technical scheme of technical solution problem of the present invention is that the preparation method of one-dimensional nano-composite material comprises the following steps:
A, spin coating operation: the dispersion liquid of monodimension nanometer material is spun on the copper sheet, and coating density is 0.004g/cm
2-0.04g/cm
2
B, solution preparation process: under the room temperature precious metal salt is prepared the solution that becomes 0.0019mol/L-0.007mol/L.
C, preparation composite operation: the copper sheet that above-mentioned spin coating is good places the solution for preparing, and the copper sheet soak time is 1 minute to 30 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain monodimension nanometer material and noble metal nano particles composite with deionized water.
Described monodimension nanometer material is: CNT, semiconductor oxide zinc nanometer rods, strontium phosphate nanometer rods etc.CNT preferably.
Described precious metal salt is golden salt, palladium salt, platinum salt.
Described golden salt is: HAuCl
4Described palladium salt is: PdCl
2Described platinum salt is: H
6PtCl
6, K
2PtCl
4
In order to obtain the metal nano cubic block, also can in the solution preparation process, add cupric salt, divalent cobalt, its concentration is 0.0005mol/L-0.01mol/L.
Described cupric salt is: CuCl
2, Cu (NO
3)
2, CuSO
4CuCl preferably
2
Described divalent cobalt is: CoCl
2, Co (NO
3)
2, CoSO
4CoCl preferably
2
The present invention is by the displacement reaction between copper sheet and the precious metal salt solution, and copper simple substance displaces the noble metal in the precious metal salt solution, makes its heterogeneous nucleation on the one-dimensional material of institute's spin coating on the copper sheet form the nano particle of noble metal.Cupric salt and divalent cobalt are as the auxiliary reagent of nano cubic block growth, selective absorption is at the particular growth face of nano particle, limit the growth of these faces, and other unrestricted constantly growth, finally formed cube block nano particle of noble metal.
The present invention compared with prior art, the synthetic method simple controllable of monodimension nanometer material and noble metal nano particles composite, flow process is short, easy to operate, repeatability is strong, and can generally be suitable for.The product purity height that makes by this method, the noble metal particle diameter is even, load factor is high, activity is good, be difficult for to reunite, have fabulous electrical conductivity, bigger electroactive surface and higher electro catalytic activity, can be used for heterogeneous catalysis and as the electrode material of electro-catalysis and fuel cell.
Description of drawings:
Fig. 1 is the X ray energy dispersive spectrum (EDS) that embodiment 1 makes CNT and cubic golden nanometer particle composite.
Fig. 2 is scanning electron microscopy (SEM) photo that embodiment 1 makes CNT and gold nano square composite.
Fig. 3 is transmission electron microscopy (TEM) photo that embodiment 1 makes CNT and gold nano square composite.
Fig. 4 is the cyclic voltammogram that embodiment 2 makes CNT and platinum nanometer square composite.
Fig. 5 is that embodiment 2 makes CNT and platinum nanometer square composite reduce O on glass-carbon electrode
2The cyclic voltammogram of reaction.
Shown in Fig. 4,5: 1 is naked glass-carbon electrode, and 2 is that the glass-carbon electrode, 3 that scribbles composite is the glass-carbon electrode that scribbles CNT, and 4 is naked platinum electrode, and 5 for scribbling the glass-carbon electrode of composite.
The specific embodiment:
Be the non-limiting preparation embodiment of the present invention below, the present invention be further described by these embodiment.
Embodiment 1:
A, spin coating operation: the dispersion liquid of CNT is spun on the copper sheet, and coating density is 0.012g/cm
2
B, solution preparation process: preparation gold chloride concentration is 0.0035mol/L, and copper chloride concentration is the mixed solution of 0.0075mol/L,
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 1 minute.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain CNT and golden nanometer particle composite with deionized water.
Its result as shown in Figure 1, 2, 3, as shown in Figure 1, product does not contain other impurity, purity is very high.As shown in Figure 2, noble metal nano cubic block particle diameter is even, load factor is high, does not have and reunites.As shown in Figure 3, CNT passes the noble metal nano cubic block, and two kinds of material adhesions are big, difficult drop-off.
Embodiment 2:
A, spin coating operation: the dispersion liquid of CNT is spun on the copper sheet, and coating density is 0.04g/cm
2
B, solution preparation process: preparation chloroplatinic acid concentration is 0.0056mol/L, and cobalt chloride concentration is the mixed solution of 0.0025mol/L.
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 5 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain CNT and nano platinum particle composite with deionized water.
Embodiment 3:
A, spin coating operation: the dispersion liquid of zinc oxide nano rod is spun on the copper sheet, and coating density is 0.004g/cm
2
B, solution preparation process: preparation gold chloride concentration is 0.007mol/L, does not add cupric salt or cobalt salt.
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 30 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain zinc oxide nano rod and golden nanometer particle composite with deionized water.
Owing to do not add cupric salt and cobalt salt in B, solution preparation process, its soak time obviously prolongs.
Embodiment 4:
A, spin coating operation: the dispersion liquid of zinc oxide nano rod is spun on the copper sheet, and coating density is 0.008g/cm
2
B, solution preparation process: preparation palladium bichloride concentration is 0.0028mol/L, and copper nitrate concentration is the mixed solution of 0.0045mol/L.
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 20 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain zinc oxide nano rod and Pd nano particle composite with deionized water.
Embodiment 5:
A, spin coating operation: the dispersion liquid of strontium phosphate nanometer rods is spun on the copper sheet, and coating density is 0.016g/cm
2
B, solution preparation process: preparation palladium bichloride concentration is 0.0019mol/L, and cobalt nitrate concentration is the mixed solution of 0.01mol/L.
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 10 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain strontium phosphate nanometer rods and Pd nano particle composite with deionized water.
Embodiment 6:
A, spin coating operation: the dispersion liquid of strontium phosphate nanometer rods is spun on the copper sheet, and coating density is 0.032g/cm
2
B, solution preparation process: preparation potassium chloroplatinate concentration is 0.0049mol/L, and concentration of copper sulfate is the mixed solution of 0.0015mol/L.
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 15 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain strontium phosphate nanometer rods and nano platinum particle composite with deionized water.
Embodiment 7:
A, spin coating operation: the dispersion liquid of CNT is spun on the copper sheet, and coating density is 0.02g/cm
2
B, solution preparation process: preparation chloroplatinic acid concentration is 0.0063mol/L, and cobalt sulfate concentration is the mixed solution of 0.0005mol/L.
C, preparation composite operation: the copper sheet that spin coating is good is positioned in the solution and soaked 12 minutes.
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain CNT and nano platinum particle composite with deionized water.
Embodiment 8:
Embodiment 9:
Claims (9)
1. the preparation method of one-dimensional nano-composite material comprises the following steps:
A, spin coating operation: the dispersion liquid of monodimension nanometer material is spun on the copper sheet, and coating density is 0.004g/cm
2-0.04g/cm
2
B, solution preparation process: under the room temperature precious metal salt is prepared the solution that becomes 0.0019mol/L-0.007mol/L;
C, preparation composite operation: the copper sheet that above-mentioned spin coating is good places the solution for preparing, and the copper sheet soak time is 1 minute to 30 minutes;
D, washing drying process: take out copper sheet, wash, dry naturally then and obtain monodimension nanometer material and noble metal nano particles composite with deionized water;
Described monodimension nanometer material is: CNT, semiconductor oxide zinc nanometer rods, strontium phosphate nanometer rods.
2. the preparation method of one-dimensional nano-composite material according to claim 1, it is characterized in that: described monodimension nanometer material is a CNT.
3. the preparation method of one-dimensional nano-composite material according to claim 1, it is characterized in that: described precious metal salt is golden salt, palladium salt, platinum salt.
4. the preparation method of one-dimensional nano-composite material according to claim 3, it is characterized in that: described golden salt is: HAuCl
4Described palladium salt is: PdCl
2Described platinum salt is: H
6PtCl
6, K
2PtCl
4
5. the preparation method of one-dimensional nano-composite material according to claim 1, it is characterized in that: add cupric salt, divalent cobalt in B, solution preparation process, its concentration is 0.0005mol/L-0.01mol/L.
6. the preparation method of one-dimensional nano-composite material according to claim 5, it is characterized in that: described cupric salt is CuCl
2, Cu (NO
3)
2, CuSO
4
7. the preparation method of one-dimensional nano-composite material according to claim 6, it is characterized in that: described cupric salt is CuCl
2
8. the preparation method of one-dimensional nano-composite material according to claim 5, it is characterized in that: described divalent cobalt is CoCl
2, Co (NO
3)
2, CoSO
4
9. the preparation method of one-dimensional nano-composite material according to claim 8, it is characterized in that: described divalent cobalt is CoCl
2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101166681A CN101537353B (en) | 2009-04-29 | 2009-04-29 | Preparation method of single-dimensional nano composite material |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101166681A CN101537353B (en) | 2009-04-29 | 2009-04-29 | Preparation method of single-dimensional nano composite material |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101537353A CN101537353A (en) | 2009-09-23 |
CN101537353B true CN101537353B (en) | 2011-05-11 |
Family
ID=41120874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009101166681A Expired - Fee Related CN101537353B (en) | 2009-04-29 | 2009-04-29 | Preparation method of single-dimensional nano composite material |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101537353B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102437316A (en) * | 2011-12-17 | 2012-05-02 | 合肥国轩高科动力能源有限公司 | Processing method for carrying out surface metal nanoparticles coating modification on lithium ion battery material |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1789497A (en) * | 2004-12-15 | 2006-06-21 | 中国科学院生态环境研究中心 | Electrode for removing nitrate from water and preparation method thereof |
CN1789498A (en) * | 2004-12-15 | 2006-06-21 | 中国科学院生态环境研究中心 | Metal modified active carbon fiber electrode and method for removing nitrate thereby |
-
2009
- 2009-04-29 CN CN2009101166681A patent/CN101537353B/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1789497A (en) * | 2004-12-15 | 2006-06-21 | 中国科学院生态环境研究中心 | Electrode for removing nitrate from water and preparation method thereof |
CN1789498A (en) * | 2004-12-15 | 2006-06-21 | 中国科学院生态环境研究中心 | Metal modified active carbon fiber electrode and method for removing nitrate thereby |
Non-Patent Citations (1)
Title |
---|
JP特开2005-322446A 2005.11.17 |
Also Published As
Publication number | Publication date |
---|---|
CN101537353A (en) | 2009-09-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Lu et al. | Nano-PtPd cubes on graphene exhibit enhanced activity and durability in methanol electrooxidation after CO stripping–cleaning | |
Ghosh et al. | Conducting polymer-supported palladium nanoplates for applications in direct alcohol oxidation | |
Miao et al. | Engineering a nanotubular mesoporous cobalt phosphide electrocatalyst by the Kirkendall effect towards highly efficient hydrogen evolution reactions | |
Wang et al. | Small and well-dispersed Cu nanoparticles on carbon nanofibers: self-supported electrode materials for efficient hydrogen evolution reaction | |
Li et al. | Ultrafast fabrication of Cu oxide micro/nano-structures via laser ablation to promote oxygen evolution reaction | |
CN109449466A (en) | Preparation method, the preparation method of membrane electrode anode catalyst layer of membrane electrode | |
CN111370716B (en) | Superfine three-dimensional platinum nanowire array growing on substrate under control of strong ligand and method thereof | |
CN111634954B (en) | Iron-modified cobalt-iron oxide with self-assembled flower ball structure and preparation and application thereof | |
CN103212422B (en) | The preparation method of the carbon nano-fiber composite material of supported palladium cobalt alloy nano particle and the electrocatalytic oxidation method of formic acid or methyl alcohol | |
CN109097978A (en) | Conductive-nano-fibers porous film material of area load nano-metal particle and preparation method thereof | |
CN104001525A (en) | Preparation method for PtCu/C catalyst | |
CN107342427A (en) | A kind of preparation method of Direct Ethanol Fuel Cell Pd/Ag nanometer alloy catalysts | |
CN110787823A (en) | Three-dimensional nitrogen-doped flower-shaped carbon sphere loaded superfine nitrogen-doped molybdenum carbide nano particle, and preparation method and application thereof | |
CN104084193A (en) | Method for preparing Pt catalyst | |
CN109913887A (en) | A kind of flexible electrode catalyst and its preparation method and application of the nitrogen-doped carbon cladding Pt nanoparticle based on electrostatic spinning technique | |
CN103165914A (en) | Pt/Au/PdCo/C catalyst, and preparation and application thereof | |
Li et al. | NiCo2O4/carbon nanofibers composite as an efficient counter electrode for dye-sensitized solar cells | |
Hameed et al. | Tin oxide as a promoter for copper@ palladium nanoparticles on graphene sheets during ethanol electro-oxidation in NaOH solution | |
CN101165213A (en) | Method for preparing nano-stick array electrode capable of self-assembling after dispersing | |
CN101537353B (en) | Preparation method of single-dimensional nano composite material | |
Tian et al. | Performance of ethanol electro-oxidation on Ni–Cu alloy nanowires through composition modulation | |
CN108620602A (en) | A kind of dendritic Pt of nanometer, preparation method and the application in the oxidation of electro-catalysis methanol | |
CN113083272A (en) | FeNxPreparation method of nano-particle doped bamboo-like carbon nano-tube | |
CN111111650B (en) | Electrochemical preparation method of rGO/carbon paper supported noble metal nanoparticle catalyst | |
CN105413679B (en) | A kind of preparation method of graphene two-dimensional noble metal cluster composite |
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 | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 Termination date: 20180429 |