CN108907232A - One stage reduction method synthesizes copper-indium/carbon bimetal nano material and its application - Google Patents
One stage reduction method synthesizes copper-indium/carbon bimetal nano material and its application Download PDFInfo
- Publication number
- CN108907232A CN108907232A CN201810855955.3A CN201810855955A CN108907232A CN 108907232 A CN108907232 A CN 108907232A CN 201810855955 A CN201810855955 A CN 201810855955A CN 108907232 A CN108907232 A CN 108907232A
- Authority
- CN
- China
- Prior art keywords
- solution
- carbon
- nano material
- copper
- indium
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/825—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with gallium, indium or thallium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/25—Reduction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
- B22F2009/245—Reduction reaction in an Ionic Liquid [IL]
Abstract
The invention belongs to electrochemical technology fields, are related to synthesis more particularly to the stage reduction method synthesis copper-indium/carbon bimetal nano material of bimetal nano material.The method of the invention, including：Inidum chloride and copper chloride are dissolved in dilute hydrochloric acid solution, is transferred in isometric sodium citrate aqueous solution, is added with stirring carbon black, ultrasonic disperse；Finely dispersed suspension is vigorously stirred down to the sodium borohydride solution for being slowly dropped into Fresh, product is centrifuged and washs and is repeatedly dried in vacuo 12~24 h to obtain the final product at 60~80 DEG C by 1~3 h of moderate-speed mixer in ice bath.Operation of the present invention is simple for process, the reaction time is short, is easy to industrializing implementation.Copper-indium obtained by the present invention/carbon bimetal nano material electrodes are used as CO in electrochemical reduction solution2When, show excellent electro-chemical activity and stability, especially Cu1.0In1.5The electrochemical reduction CO of/C sample2Activity is best；Obtained bimetal nano material electrodes raw material is cheap and easy to get, it is nontoxic, meet environmental-friendly requirement.
Description
Technical field
The invention belongs to electrochemical technology fields, are related to synthesis more particularly to the stage reduction method of bimetal nano material
Synthesize copper-indium/carbon bimetal nano material and its application.
Background technique
CO in electrochemical reduction solution2The fuel for generating human needs, so that artificial carbon cycle is completed, by increasingly
More people are familiar with.But CO2It is sufficiently stable, converted sizable difficulty.In the past few decades, in order to efficiently use CO2
Electrolysis, that is, overcome competitive reaction, a large amount of research carried out to elctro-catalyst.Wherein body phase Cu is in liquid electrolyte
It uniquely can be by CO2It is reduced to a variety of hydro carbons such as：The metal simple-substance of the products such as methane, ethylene.However, the disadvantage is that relatively low
Activity and current density, higher overpotential and poor selectivity of product, furthermore rapid deactivation is also another disadvantage.
All these problems all limit the practical application of this kind of material.
Extensive use with nanotechnology in each field, especially in terms of electro-catalysis, research novel nano structure electricity is urged
Agent has become trend.Due to having many advantages, such as high specific surface area, unique form, active site abundant, design is simultaneously
The shortcomings that synthesis nanostructure elctro-catalyst can make up bulk metal elctro-catalyst well.Such as：Pd nanoparticle and Pd-
Cu bimetal nano particles catalyst etc..
However so far, not yet discovery uses one stage reduction method of sodium borohydride to prepare copper-indium/carbon bimetal nano material
The report of electrode.
Summary of the invention
The purpose of the present invention is to provide a kind of simple and quick copper-indium/carbon bimetal nano material electrodes synthesis sides
Method, this method synthesize copper-indium/carbon bimetal nano material electrodes using copper chloride and inidum chloride as raw material, using a stage reduction method.
One stage reduction method synthesizes copper-indium/carbon（CuIn/C）Bimetal nano material, includes the following steps：
A, 0.5~1.5 mmol inidum chloride and 0.5~1.5 mmol copper chloride are dissolved in 0.1 M hydrochloric acid solution, form solution A；
B, the citric acid solution of 0.1~0.2 M, ie in solution B are prepared with deionized water；
C, isometric solution A is poured into solution B under magnetic agitation, 180~240 mg is added according to every 40mL mixed solution
Carbon black is added in the ratio of carbon black, forms suspension C, and ultrasonic 30min is to being uniformly dispersed, wherein described be 20mL in equal volume；
D, finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL, 0.4~1.2 M sodium borohydride solution,
Form suspension D, 1~3 h of moderate-speed mixer；
E, suspension D is centrifuged, is washed with deionized repeatedly, 12~24 h is dried in vacuo at 60~80 DEG C, are obtained
CuxIny/ C, wherein the molar ratio of described x, y by the step A copper chloride being added and inidum chloride.
In the more excellent disclosed example of the present invention, 1.5 mmol inidum chlorides and 1 mmol copper chloride are dissolved in 0.1 M salt described in step A
Acid solution.
In the more excellent disclosed example of the present invention, sodium citrate solution concentration described in step B is 0.2 M.
In the more excellent disclosed example of the present invention, the amount that carbon black is added in every 40mL mixed solution described in step C is 212.8 mg.
In the more excellent disclosed example of the present invention, sodium borohydride solution described in step D is extemporaneous preparation；It is slowly dropped into 25 mL, 1 M
Sodium borohydride solution is slowly dropped into 2 h of suspension C moderate-speed mixer；The rate of suspension stirring is 200 rpm.
In the more excellent disclosed example of the present invention, 60 DEG C of 12 h of drying of condition are dried in vacuo described in step E；The product centrifugation speed
Rate is 10000 rpm.
Another object of the present invention, copper-indium according to made from the method/carbon bimetal nano material, can be used for
CO in electrochemical working electrode reducing solution2。
Utilize x-ray diffractometer（XRD）And x-ray photoelectron spectroscopy（XPS）Structure and composition point is carried out to product
Analysis, utilizes linear sweep voltammetry（LSV）Electro-chemical activity experiment is carried out, by analysis LSV curve with its electrification of entry evaluation
Learn CO in reducing solution2Activity.
Different proportion CuxInyThe electro-chemical activity of/C nano material electrodes is tested：
（1）Compound concentration is 0.1 M KHCO3Solution is sealed and is placed in dark place；
（2）Take CHI660E electrochemical workstation（Shanghai Chen Hua Instrument Ltd.）Sample is carried out in three-electrode system
Electrochemical property test.It is to electrode with platinized platinum, silver/silver chloride electrode is reference electrode, will have catalyst layer（CuxIny/C
Nano material）Carbon fiber paper be cut into the size of 1cm × 2cm as working electrode.In logical saturation CO2Or saturation N20.1 M
KHCO3Test can be carried out to the electrochemistry of electrode material using LSV method in electrolyte.
Beneficial effect
Operation of the present invention is simple for process, the reaction time is short, is easy to industrializing implementation.Copper-indium/carbon obtained by the present invention is double
Metal nano material electrode is used as CO in electrochemical reduction solution2When, show excellent electro-chemical activity and stability, especially
It is Cu1.0In1.5The electrochemical reduction CO of/C sample2Activity is best.Obtained bimetal nano material electrodes raw material is cheap and easy to get,
It is nontoxic, meet environmental-friendly requirement.
Detailed description of the invention
Fig. 1 is the XRD spectra of sample prepared by the embodiment of the present invention 5,8 and 11, and wherein abscissa is the angle of diffraction（2θ）, single
Position is degree（º）, ordinate is diffracted intensity（Intensity）, unit cps.
Fig. 2 is the XPS spectrum figure of sample prepared by the embodiment of the present invention 8, Quan Pu（a）,Cu 2p（b）,In 3d（c）And C1s
（d）.
Fig. 3 is LSV curve of the sample in carbon fiber paper substrate prepared by 1-11 of the embodiment of the present invention；
Wherein（a）With（b）It is CuxIny/ C is in logical saturation CO2Lower progress,（c）It is Cu1.0In1.5/ C is respectively in logical saturation CO2With
Logical saturation N2Lower progress.
Specific embodiment
The following describes the present invention in detail with reference to examples, so that those skilled in the art more fully understand this hair
It is bright, but the invention is not limited to following embodiments.
Embodiment 1
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.5 mmol inidum chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.6 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst In1.5/C。
Embodiment 2
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.0 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.4 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.0/C。
Embodiment 3
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：0.5 mmol inidum chloride and 0.5 mmol copper chloride are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.4 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu0.5In0.5/C。
Embodiment 4
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.0 mmol inidum chlorides and 0.5 mmol copper chloride are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.6 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu0.5In1.0/C。
Embodiment 5
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.5 mmol inidum chlorides and 0.5 mmol copper chloride are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.8 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu0.5In1.5/C。
Embodiment 6
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：0.5 mmol inidum chloride and 1.0 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.6 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.0In0.5/C。
Embodiment 7
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.0 mmol inidum chlorides and 1.0 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.8 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.0In1.0/C。
Embodiment 8
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.5 mmol inidum chlorides and 1.0 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 1.0 M hydroborations
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.0In1.5/C。
Embodiment 9
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：0.5 mmol inidum chloride and 1.5 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 0.8 M hydroboration
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.5In0.5/C。
Embodiment 10
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.0 mmol inidum chlorides and 1.5 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 1.0 M hydroborations
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.5In1.0/C。
Embodiment 11
One stage reduction method synthesizes copper-indium/carbon bimetal nano material electrodes, includes the following steps：
Step 1：1.5 mmol inidum chlorides and 1.5 mmol copper chlorides are dissolved in 20 mL, 0.1 M hydrochloric acid solution forms solution A；
Step 2：The citric acid solution of 0.2 M, ie in solution B are prepared with deionized water；
Step 3：20mL solution A is poured into 20mL solution B under magnetic agitation, 212.8 mg carbon blacks are added later, is formed and is suspended
Liquid C, ultrasonic 30min are to being uniformly dispersed；
Step 4：Finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL newly configured, 1.2 M hydroborations
Sodium solution forms suspension D, stirs 2h later with the rate of 200 rpm；
Step 5：Suspension D is centrifuged, centrifugation rate is 10000 rpm, and product is washed with deionized repeatedly, and at 60 DEG C
Lower vacuum drying 12h, obtains catalyst Cu1.5In1.5/C。
Different proportion CuxInyThe electro-chemical activity of/C nano material electrodes is tested：
As can be seen from Figure 1 the characteristic peak of Cu, In ingredient of sample prepared by the embodiment of the present invention 5,8 and 11.
As can be seen from Figure 2 XPS spectrum figure has all elements of sample synthesized by embodiment 8.
As can be seen from Figure 3 prepared bimetal nano material electrodes have excellent electrochemical reduction CO2Activity, especially
It is Cu1.0In1.5The electrochemical reduction CO of/C sample2Activity is best.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification is applied directly or indirectly in other relevant technical fields,
Similarly it is included within the scope of the present invention.
Claims (8)
1. a stage reduction method synthesizes copper-indium/carbon CuIn/C bimetal nano material, which is characterized in that include the following steps：
A, 0.5~1.5 mmol inidum chloride and 0.5~1.5 mmol copper chloride are dissolved in 0.1 M hydrochloric acid solution, form solution A；
B, the citric acid solution of 0.1~0.2 M, ie in solution B are prepared with deionized water；
C, isometric solution A is poured into solution B under magnetic agitation, 180~240 mg is added according to every 40mL mixed solution
Carbon black is added in the ratio of carbon black, forms suspension C, and ultrasonic 30min is to being uniformly dispersed, wherein described be 20mL in equal volume；
D, finely dispersed suspension C is vigorously stirred in ice bath, is slowly dropped into 25 mL, 0.4~1.2 M sodium borohydride solution,
Form suspension D, 1~3 h of moderate-speed mixer；
E, suspension D is centrifuged, is washed with deionized repeatedly, 12~24 h is dried in vacuo at 60~80 DEG C, obtain CuxIny/
C, wherein the molar ratio of described x, y by the step A copper chloride being added and inidum chloride.
2. a stage reduction method synthesizes copper-indium/carbon CuIn/C bimetal nano material according to claim 1, it is characterised in that：
1.5 mmol inidum chlorides and 1 mmol copper chloride are dissolved in 0.1 M hydrochloric acid solution described in step A.
3. a stage reduction method synthesizes copper-indium/carbon CuIn/C bimetal nano material according to claim 1, it is characterised in that：
Sodium citrate solution concentration described in step B is 0.2 M.
4. a stage reduction method synthesizes copper-indium/carbon CuIn/C bimetal nano material according to claim 1, it is characterised in that：
The amount that carbon black is added in every 40mL mixed solution described in step C is 212.8 mg.
5. a stage reduction method synthesizes copper-indium/carbon CuIn/C bimetal nano material according to claim 1, it is characterised in that：
Sodium borohydride solution described in step D is extemporaneous preparation；It is slowly dropped into 25 mL, 1 M sodium borohydride solution is slowly dropped into suspension C
2 h of moderate-speed mixer.
6. a stage reduction method synthesizes copper-indium/carbon CuIn/C bimetal nano material according to claim 1, it is characterised in that：
60 DEG C of 12 h of drying of condition are dried in vacuo described in step E.
7. copper-indium made from -6 any the methods/carbon CuIn/C bimetal nano material according to claim 1.
8. a kind of application of copper-indium described in claim 7/carbon CuIn/C bimetal nano material, it is characterised in that：It is used as
CO in electrochemical working electrode reducing solution2。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810855955.3A CN108907232A (en) | 2018-07-31 | 2018-07-31 | One stage reduction method synthesizes copper-indium/carbon bimetal nano material and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810855955.3A CN108907232A (en) | 2018-07-31 | 2018-07-31 | One stage reduction method synthesizes copper-indium/carbon bimetal nano material and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108907232A true CN108907232A (en) | 2018-11-30 |
Family
ID=64393283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810855955.3A Pending CN108907232A (en) | 2018-07-31 | 2018-07-31 | One stage reduction method synthesizes copper-indium/carbon bimetal nano material and its application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108907232A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176359A (en) * | 2019-07-03 | 2021-01-05 | 中石化南京化工研究院有限公司 | Bimetal gas diffusion electrode and preparation method and application thereof |
| CN112251766A (en) * | 2019-07-03 | 2021-01-22 | 中石化南京化工研究院有限公司 | Method for preparing carbon monoxide by electrochemical reduction of carbon dioxide |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100101637A1 (en) * | 2007-02-27 | 2010-04-29 | Mitsubishi Materials Corporation | Dispersion of metal nanoparticles, method for producing the same, and method for synthesizing metal nanoparticles |
| US20120045687A1 (en) * | 2010-08-19 | 2012-02-23 | Byd Company Limited | Negative active materials, lithium ion batteries, and methods thereof |
| KR20120055010A (en) * | 2010-11-22 | 2012-05-31 | 한국화학연구원 | Expanded graphite having high conductivity and manufacturing method of them |
| CN104174392A (en) * | 2013-05-27 | 2014-12-03 | 中国科学院大连化学物理研究所 | One-step preparation method and application of supported platinum-based multi-metal catalysts |
| CN104707590A (en) * | 2013-12-13 | 2015-06-17 | 中国科学院大连化学物理研究所 | Preparation method and application of morphology-controllable indium nanocatalyst |
| CN106391013A (en) * | 2016-08-31 | 2017-02-15 | 北京福美加能源科技有限公司 | Catalyst for electrochemically reducing carbon dioxide into carbon monoxide and preparation method of catalyst |
| CN106890639A (en) * | 2015-12-18 | 2017-06-27 | 中国科学院大连化学物理研究所 | Indium base double elements or three constituent element nanocatalysts and its preparation and application |
| CN108031861A (en) * | 2017-12-18 | 2018-05-15 | 中国科学院深圳先进技术研究院 | Metal nano material and preparation method thereof |
-
2018
- 2018-07-31 CN CN201810855955.3A patent/CN108907232A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100101637A1 (en) * | 2007-02-27 | 2010-04-29 | Mitsubishi Materials Corporation | Dispersion of metal nanoparticles, method for producing the same, and method for synthesizing metal nanoparticles |
| US20120045687A1 (en) * | 2010-08-19 | 2012-02-23 | Byd Company Limited | Negative active materials, lithium ion batteries, and methods thereof |
| KR20120055010A (en) * | 2010-11-22 | 2012-05-31 | 한국화학연구원 | Expanded graphite having high conductivity and manufacturing method of them |
| CN104174392A (en) * | 2013-05-27 | 2014-12-03 | 中国科学院大连化学物理研究所 | One-step preparation method and application of supported platinum-based multi-metal catalysts |
| CN104707590A (en) * | 2013-12-13 | 2015-06-17 | 中国科学院大连化学物理研究所 | Preparation method and application of morphology-controllable indium nanocatalyst |
| CN106890639A (en) * | 2015-12-18 | 2017-06-27 | 中国科学院大连化学物理研究所 | Indium base double elements or three constituent element nanocatalysts and its preparation and application |
| CN106391013A (en) * | 2016-08-31 | 2017-02-15 | 北京福美加能源科技有限公司 | Catalyst for electrochemically reducing carbon dioxide into carbon monoxide and preparation method of catalyst |
| CN108031861A (en) * | 2017-12-18 | 2018-05-15 | 中国科学院深圳先进技术研究院 | Metal nano material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| GASTÓN O. LARRAZÁBAL等: "Enhanced Reduction of CO2 to CO over Cu-In Electrocatalysts:catalyst Evolution Is the Key", 《ACS CATALYSIS》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176359A (en) * | 2019-07-03 | 2021-01-05 | 中石化南京化工研究院有限公司 | Bimetal gas diffusion electrode and preparation method and application thereof |
| CN112251766A (en) * | 2019-07-03 | 2021-01-22 | 中石化南京化工研究院有限公司 | Method for preparing carbon monoxide by electrochemical reduction of carbon dioxide |
| CN112176359B (en) * | 2019-07-03 | 2021-11-12 | 中石化南京化工研究院有限公司 | Bimetal gas diffusion electrode and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Doan et al. | Hierarchical three-dimensional framework interface assembled from oxygen-doped cobalt phosphide layer-shelled metal nanowires for efficient electrocatalytic water splitting | |
| CN102142550B (en) | Compound nano material of graphene nano slice and WS2 and preparation method thereof | |
| Yang et al. | Porous CoS2 nanostructures based on ZIF-9 supported on reduced graphene oxide: Favourable electrocatalysis for hydrogen evolution reaction | |
| Gong et al. | Silver–tungsten carbide nanohybrid for efficient electrocatalysis of oxygen reduction reaction in microbial fuel cell | |
| CN107475744B (en) | Two ferrous selenide nanocomposites of one kind and its synthetic method and application | |
| Yang et al. | Facile synthesis of ultrathin Ni (OH) 2-Cu2S hexagonal nanosheets hybrid for oxygen evolution reaction | |
| CN108660473A (en) | A kind of electrolytic seawater catalyst for preparing hydrogen and its synthetic method based on MXene Yu transition metal carbide composite nanostructure | |
| CN110327943B (en) | Cu-Mo-S composite material and preparation method and application thereof | |
| CN106521545B (en) | A kind of MoS2The preparation method of-CNT multi-level nano-structure water electrolysis hydrogen production materials | |
| CN107746051A (en) | A kind of nitrogen-doped graphene nanobelt nano-cobaltic-cobaltous oxide hybrid material and preparation method thereof | |
| CN108147472A (en) | A kind of preparation method of hollow cobalt sulfide microspherical catalyst | |
| CN111604062A (en) | Ultra-small hollow cubic nano material, preparation method thereof and application thereof in electrocatalytic hydrogen evolution | |
| CN104959137A (en) | High catalytic activity graphene-Pd @ Pt core-shell structure nanoflower compound and preparation method thereof | |
| CN108907232A (en) | One stage reduction method synthesizes copper-indium/carbon bimetal nano material and its application | |
| CN113279005A (en) | Cobalt doped MoS2/NiS2Preparation method of porous heterostructure material and application of material in electrocatalytic hydrogen evolution | |
| Wu et al. | Decorated by Cu nanoparticles CoS2 nanoneedle array for effective water oxidation electrocatalysis | |
| CN112575348A (en) | NF-NiFeOx(OH)y-S electrode, its preparation and application as OER catalytic material | |
| Lou et al. | CuBi electrocatalysts modulated to grow on derived copper foam for efficient CO2-to-formate conversion | |
| Doan et al. | Advanced Mott-Schottky heterojunction of semi-conductive MoS2 nanoparticles/metallic CoS2 nanotubes as an efficient multifunctional catalyst for urea-water electrolysis | |
| CN111790410A (en) | Halogen-doped basic copper chloride compound and preparation method and application thereof | |
| Shen et al. | Metal-organic framework-derived S-NiFe PBA coupled with NiFe layered double hydroxides as Mott-Schottky electrocatalysts for efficient alkaline oxygen evolution reaction | |
| CN107694566A (en) | Nano silver wire/hydrotalcite composite electrocatalyst and preparation method thereof | |
| Fang et al. | Electronic distribution tuning of vanadium-cobalt bimetallic MOFs for highly efficient hydrazine-assisted energy-saving hydrogen production | |
| CN104966841A (en) | Method for preparing Pd / NiCu two-dimensional nanocomposite | |
| Wang et al. | Janus Z-scheme heterostructure of ZnIn2S4/MoSe2/In2Se3 for efficient photocatalytic hydrogen evolution |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |