CN114225947A - Photocatalytic CO2Graphite alkyne composite material for preparing fuel by reduction and preparation method thereof - Google Patents
Photocatalytic CO2Graphite alkyne composite material for preparing fuel by reduction and preparation method thereof Download PDFInfo
- Publication number
- CN114225947A CN114225947A CN202111560218.9A CN202111560218A CN114225947A CN 114225947 A CN114225947 A CN 114225947A CN 202111560218 A CN202111560218 A CN 202111560218A CN 114225947 A CN114225947 A CN 114225947A
- Authority
- CN
- China
- Prior art keywords
- graphite alkyne
- composite material
- photocatalytic
- reduction
- fuel
- 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
- 230000001699 photocatalysis Effects 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 239000000446 fuel Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 150000001345 alkine derivatives Chemical class 0.000 title description 2
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 44
- 239000010439 graphite Substances 0.000 claims abstract description 44
- -1 graphite alkyne Chemical class 0.000 claims abstract description 44
- 239000002243 precursor Substances 0.000 claims abstract description 23
- 150000002815 nickel Chemical class 0.000 claims abstract description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 10
- 239000011593 sulfur Substances 0.000 claims abstract description 10
- 150000002471 indium Chemical class 0.000 claims abstract description 9
- 239000002904 solvent Substances 0.000 claims abstract description 9
- 229910006116 NiIn2 Inorganic materials 0.000 claims abstract 10
- 238000006243 chemical reaction Methods 0.000 claims description 19
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 16
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 16
- PSCMQHVBLHHWTO-UHFFFAOYSA-K indium(iii) chloride Chemical compound Cl[In](Cl)Cl PSCMQHVBLHHWTO-UHFFFAOYSA-K 0.000 claims description 15
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- 229910002651 NO3 Inorganic materials 0.000 claims description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 3
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 2
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 2
- XYXNTHIYBIDHGM-UHFFFAOYSA-N ammonium thiosulfate Chemical compound [NH4+].[NH4+].[O-]S([O-])(=O)=S XYXNTHIYBIDHGM-UHFFFAOYSA-N 0.000 claims description 2
- JIRRNZWTWJGJCT-UHFFFAOYSA-N carbamothioylthiourea Chemical compound NC(=S)NC(N)=S JIRRNZWTWJGJCT-UHFFFAOYSA-N 0.000 claims description 2
- BRWIZMBXBAOCCF-UHFFFAOYSA-N hydrazinecarbothioamide Chemical compound NNC(N)=S BRWIZMBXBAOCCF-UHFFFAOYSA-N 0.000 claims description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- KOUKXHPPRFNWPP-UHFFFAOYSA-N pyrazine-2,5-dicarboxylic acid;hydrate Chemical compound O.OC(=O)C1=CN=C(C(O)=O)C=N1 KOUKXHPPRFNWPP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052979 sodium sulfide Inorganic materials 0.000 claims description 2
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 claims description 2
- YUKQRDCYNOVPGJ-UHFFFAOYSA-N thioacetamide Chemical compound CC(N)=S YUKQRDCYNOVPGJ-UHFFFAOYSA-N 0.000 claims description 2
- DLFVBJFMPXGRIB-UHFFFAOYSA-N thioacetamide Natural products CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- XURCIPRUUASYLR-UHFFFAOYSA-N Omeprazole sulfide Chemical compound N=1C2=CC(OC)=CC=C2NC=1SCC1=NC=C(C)C(OC)=C1C XURCIPRUUASYLR-UHFFFAOYSA-N 0.000 claims 1
- VBXWCGWXDOBUQZ-UHFFFAOYSA-K diacetyloxyindiganyl acetate Chemical compound [In+3].CC([O-])=O.CC([O-])=O.CC([O-])=O VBXWCGWXDOBUQZ-UHFFFAOYSA-K 0.000 claims 1
- 229910000337 indium(III) sulfate Inorganic materials 0.000 claims 1
- XGCKLPDYTQRDTR-UHFFFAOYSA-H indium(iii) sulfate Chemical compound [In+3].[In+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O XGCKLPDYTQRDTR-UHFFFAOYSA-H 0.000 claims 1
- 238000007146 photocatalysis Methods 0.000 abstract description 6
- 230000003197 catalytic effect Effects 0.000 abstract description 3
- 230000031700 light absorption Effects 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 238000006722 reduction reaction Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 8
- LAIZPRYFQUWUBN-UHFFFAOYSA-L nickel chloride hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].[Cl-].[Ni+2] LAIZPRYFQUWUBN-UHFFFAOYSA-L 0.000 description 7
- 239000012046 mixed solvent Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000011941 photocatalyst Substances 0.000 description 1
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Images
Classifications
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/04—Sulfides
- B01J27/043—Sulfides with iron group metals or platinum group metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8671—Removing components of defined structure not provided for in B01D53/8603 - B01D53/8668
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/802—Visible light
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
Abstract
The invention discloses a photocatalytic CO2A graphite alkyne composite material for preparing fuel by reduction belongs to photocatalytic CO2The technical field of fuel preparation by reduction, the graphite alkyne composite material is made of NiIn2S4The precursor solution of (a) and graphdine, wherein the NiIn2S4The precursor solution comprises a solvent, nickel salt, indium salt and a sulfur source; the invention adopts NiIn2S4The graphite alkyne composite material not only has the characteristics of excellent thermal stability, ultrahigh carrier mobility, high specific surface area, natural intrinsic band gap and the like of graphite alkyne, but also integrates the characteristics of NiIn2S4High catalytic activity of, bothThe formed heterojunction widens the visible light absorption range, promotes the separation efficiency of photoproduction electrons/holes, enhances the photocatalysis efficiency, and improves CO2Photocatalytic reduction efficiency.
Description
Technical Field
The invention belongs to photocatalytic CO2The technical field of fuel preparation by reduction, in particular to photocatalytic CO2A graphite alkyne composite material for preparing fuel by reduction and a preparation method thereof.
Background
Catalysis of CO by sunlight2The reduction chemical is considered as a brand-new carbon capture and utilization technology, and can solve the energy crisis and the greenhouse effect caused by fossil fuel consumption to a certain extent. So far, expert scholars have explored various semiconductor materials, including metal oxides, sulfides, oxyhalides, oxynitrides, organometallic framework materials, etc., for photocatalytic degradation. Of all the reported photocatalysts, metal sulfides are considered to be good candidates for photocatalysis due to their strong absorption in the visible region. Sulfur spinel (AIIBIII), an important ternary transition metal sulfide2SVI4E.g. Znln2S4、Coln2S4、Niln2S4、Feln2S4Etc.) alreadyShowing the feasibility of photocatalysis and potential applications in optoelectronics, light modulators and photodetectors. Wherein, Niln2S4Has narrow band gap and excellent photocatalytic activity, and has wide application in the field of solar cells.
Graphyne is a novel allotrope of carbon, consisting of sp and sp2Two-dimensional layered materials composed of two hybridized forms of carbon atoms. The grapyne has the characteristics of unique nano-scale pores, two-dimensional layered conjugated framework structures, semiconductor properties and the like, so that the grapyne has obvious advantages in various fields of energy, electrochemistry, photocatalysis, optics, electronics and the like.
At present, photocatalytic CO2Reduction of fuel in the presence of CO2Poor photocatalytic reduction efficiency and selectivity.
Disclosure of Invention
The invention aims to provide CO2Photocatalytic CO with high photocatalytic reduction efficiency2A graphite alkyne composite material for preparing fuel by reduction and a preparation method thereof.
On one hand, in order to achieve the purpose, the invention adopts the following technical scheme: photocatalytic CO2The graphite alkyne composite material for preparing the fuel by reduction is prepared from Niln2S4The precursor solution of (a) and graphdine, wherein the Niln is2S4The precursor solution comprises a solvent, a nickel salt, an indium salt and a sulfur source.
On the other hand, in order to achieve the above object, the present invention adopts the following method: photocatalytic CO2The preparation method of the graphite alkyne composite material for preparing the fuel by reduction comprises the following steps:
1) weighing a certain amount of nickel salt, indium salt and sulfur source, adding into a solvent, fully stirring and dissolving to form Niln2S4The precursor solution of (1);
2) weighing a certain amount of graphdiyne and adding the graphdiyne into Niln2S4Stirring the precursor solution to fully disperse the precursor solution;
3) putting the solution into a high-pressure reaction kettle, setting the reaction temperature and the reaction timeAnd after the reaction is finished, cleaning and drying to obtain Niln2S4A graphite alkyne composite material.
As a further description of the above technical solution:
the nickel salt is one of chloride, sulfate, nitrate, oxalate and acetate of nickel.
As a further description of the above technical solution:
the indium salt is one of chloride, nitrate, sulfate and acetate of indium.
As a further description of the above technical solution:
the sulfur source is one of thiourea, thioacetamide, sodium sulfide, ethylenediamine, thiosemicarbazide, sodium thiosulfate, ammonium thiosulfate, thioacetic acid, dithioacetamide and dithiobiuret.
As a further description of the above technical solution:
the molar ratio of the nickel salt, the indium salt and the sulfur source is 1: 2: 4.
As a further description of the above technical solution:
the solvent is one or two of water, ethanol, glycol, N-dimethylformamide and N, N-dimethylacetamide, and the mass ratio of the nickel salt to the solvent is 1: 50-200.
As a further description of the above technical solution:
the graphite alkyne is one of pure graphite alkyne, nitrogen-doped graphite alkyne, boron-doped graphite alkyne, sulfur-doped graphite alkyne, phosphorus-doped graphite alkyne, fluorine-doped graphite alkyne and co-doped graphite alkyne.
As a further description of the above technical solution:
the adding amount of graphyne is referenced to graphyne and Niln2S4The theoretical mass ratio of (A) is 10: 1-1: 10.
As a further description of the above technical solution:
in the step 2), the reaction temperature is 160-220 ℃, and the reaction time is 6-48 h.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
in the invention, Niln is adopted2S4The graphite alkyne composite material not only has the characteristics of excellent thermal stability, ultrahigh carrier mobility, high specific surface area, natural intrinsic band gap and the like of graphite alkyne, but also integrates the characteristics of Niln2S4The heterojunction formed by the two widens the visible light absorption range, promotes the separation efficiency of photoproduction electrons/holes, enhances the photocatalysis efficiency, and improves CO2Photocatalytic reduction efficiency.
Drawings
FIG. 1 shows a photocatalytic CO2A flow chart of a preparation method of the graphite alkyne composite material for preparing fuel by reduction.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
s01, weighing 1.0mmol of nickel chloride hexahydrate, 2.0mmol of indium trichloride and 8.0mmol of thiourea, adding the nickel chloride hexahydrate, the indium trichloride and the thiourea into 70ml of mixed solvent of N, N-dimethylformamide and ethylene glycol (volume ratio is 1: 1), and fully stirring and dissolving to form Niln2S4The precursor solution of (1);
s02, weighing 0.2g of graphdiyne, and adding the graphdiyne into Niln2S4Stirring the precursor solution to fully disperse the precursor solution;
s03, placing the solution into a high-pressure reaction kettle, reacting at 200 ℃ for 8 hours, and cleaning and drying after the reaction is finished to obtain Niln2S4(iii) a graphate.
Example 2:
s01, weighing 1.0mmol of nickel chloride hexahydrate, 2.0mmol of indium trichloride and 8.0mmol of sulfurAdding urea into 70ml of mixed solvent of N, N-dimethylformamide and ethylene glycol (volume ratio is 1: 1), and fully stirring to dissolve to form Niln2S4The precursor solution of (1);
s02, weighing 0.2g of nitrogen-doped graphdiyne, and adding the nitrogen-doped graphdiyne into Niln2S4Stirring the precursor solution to fully disperse the precursor solution;
s03, placing the solution into a high-pressure reaction kettle, reacting at 200 ℃ for 8 hours, and cleaning and drying after the reaction is finished to obtain Niln2S4Nitrogen-doped graphdine.
Example 3:
s01, weighing 1.0mmol of nickel chloride hexahydrate, 2.0mmol of indium trichloride and 8.0mmol of thiourea, adding the nickel chloride hexahydrate, the indium trichloride and the thiourea into 70ml of mixed solvent of N, N-dimethylformamide and ethylene glycol (volume ratio is 1: 1), and fully stirring and dissolving to form Niln2S4The precursor solution of (1);
s02, weighing 0.2g of boron-doped graphdiyne, and adding the boron-doped graphdiyne into Niln2S4Stirring the precursor solution to fully disperse the precursor solution;
s03, placing the solution into a high-pressure reaction kettle, reacting at 200 ℃ for 8 hours, and cleaning and drying after the reaction is finished to obtain Ni ln2S4Boron doped graphyne.
Comparative example:
s01, weighing 1.0mmol of nickel chloride hexahydrate, 2.0mmol of indium trichloride and 8.0mmol of thiourea, adding the nickel chloride hexahydrate, the indium trichloride and the thiourea into 70ml of mixed solvent of N, N-dimethylformamide and ethylene glycol (volume ratio is 1: 1), and fully stirring and dissolving to form Niln2S4The precursor solution of (1);
s02, placing the solution into a high-pressure reaction kettle, reacting at 200 ℃ for 8 hours, and cleaning and drying after the reaction is finished to obtain Niln2S4。
The materials prepared in example 1, example 2, example 3 and comparative example were respectively used in the photocatalytic reduction reaction, and the results of the photocatalytic conversion rate and the catalytic activity retention rate of the material are shown in the following table:
as can be seen from the above table, Niln2S4The material obtained by compounding the precursor solution and the graphdine, namely the material prepared in the embodiment 1, the embodiment 2 and the embodiment 3, has higher photocatalytic conversion rate and catalytic activity retention rate than the material prepared in the comparative example, and the principle is as follows: by using Niln2S4The graphite alkyne composite material not only has the characteristics of excellent thermal stability, ultrahigh carrier mobility, high specific surface area, natural intrinsic band gap and the like of graphite alkyne, but also integrates the characteristics of Niln2S4The heterojunction formed by the two widens the visible light absorption range, promotes the separation efficiency of photoproduction electrons/holes, enhances the photocatalysis efficiency, and improves CO2Photocatalytic reduction efficiency.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. Photocatalytic CO2The graphite alkyne composite material for preparing the fuel by reduction is characterized in that: the graphite alkyne composite material is made of NiIn2S4The precursor solution of (a) and graphdine, wherein the NiIn2S4The precursor solution comprises a solvent, a nickel salt, an indium salt and a sulfur source.
2. Photocatalytic CO2The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized by comprising the following steps:
1) weighing a certain amount of nickel salt, indium salt and sulfur source, adding into a solvent, fully stirring and dissolving to form NiIn2S4The precursor solution of (1);
2) weighing a certain amount of graphdine and adding the graphdine into the NiIn2S4Stirring the precursor solution to fully disperse the precursor solution;
3) putting the solution into a high-pressure reaction kettle, setting the reaction temperature and the reaction time, and cleaning and drying after the reaction is finished to obtain the NiIn2S4A graphite alkyne composite material.
3. A photocatalytic CO according to claim 22The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized in that the nickel salt is one of chloride, sulfate, nitrate, oxalate and acetate of nickel.
4. A photocatalytic CO according to claim 22The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized in that the indium salt is one of indium chloride, indium nitrate, indium sulfate and indium acetate.
5. A photocatalytic CO according to claim 22The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized in that the sulfur source is one of thiourea, thioacetamide, sodium sulfide, ethylenediamine, thiosemicarbazide, sodium thiosulfate, ammonium thiosulfate, thioacetic acid, dithioacetamide and dithiobiuret.
6. A photocatalytic CO according to claim 22The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized in that the molar ratio of the nickel salt, the indium salt and the sulfur source is 1: 2: 4.
7. A photocatalytic CO according to claim 22The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized in that the solvent is one or two of water, ethanol, glycol, N-dimethylformamide and N, N-dimethylacetamide, and the mass ratio of the nickel salt to the solvent is1∶50-200。
8. A photocatalytic CO according to claim 22The preparation method of the graphite alkyne composite material for preparing the fuel by reduction is characterized in that the graphite alkyne is one of pure graphite alkyne, nitrogen-doped graphite alkyne, boron-doped graphite alkyne, sulfur-doped graphite alkyne, phosphorus-doped graphite alkyne, fluorine-doped graphite alkyne and co-doped graphite alkyne.
9. A photocatalytic CO according to claim 22The graphite alkyne composite material for preparing fuel by reduction and the preparation method thereof are characterized in that the adding amount of the graphite alkyne refers to the graphite alkyne and NiIn2S4The theoretical mass ratio of (A) is 10: 1-1: 10.
10. A photocatalytic CO according to claim 22The graphite alkyne composite material for preparing the fuel by reduction and the preparation method thereof are characterized in that in the step 2), the reaction temperature is 160-220 ℃, and the reaction time is 6-48 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111560218.9A CN114225947A (en) | 2021-12-17 | 2021-12-17 | Photocatalytic CO2Graphite alkyne composite material for preparing fuel by reduction and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111560218.9A CN114225947A (en) | 2021-12-17 | 2021-12-17 | Photocatalytic CO2Graphite alkyne composite material for preparing fuel by reduction and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114225947A true CN114225947A (en) | 2022-03-25 |
Family
ID=80759039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111560218.9A Pending CN114225947A (en) | 2021-12-17 | 2021-12-17 | Photocatalytic CO2Graphite alkyne composite material for preparing fuel by reduction and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114225947A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102407147A (en) * | 2011-09-19 | 2012-04-11 | 湖南理工学院 | Preparation method and application of ZnIn2S4-graphene composited photochemical catalyst |
| CN106076366A (en) * | 2016-06-20 | 2016-11-09 | 广东工业大学 | A kind of short-bore road ordered mesopore carbon sulfur loaded indium cobalt and sulfur indium nickel Three-element composite photocatalyst and its preparation method and application |
| CN107866234A (en) * | 2016-09-27 | 2018-04-03 | 中国地质大学（北京） | A kind of high activity ZnIn2S4/TiO2Z System Catalyst materials and preparation method thereof |
| CN108786779A (en) * | 2018-07-11 | 2018-11-13 | 宁波大学 | A kind of graphite alkene/porous titanium dioxide photocatalysis agent and its preparation method and application |
| CN110841672A (en) * | 2019-11-29 | 2020-02-28 | 广东石油化工学院 | Method for treating antibiotic wastewater by utilizing graphite alkyne modified silver phosphate composite photocatalyst |
| CN111437834A (en) * | 2020-05-19 | 2020-07-24 | 福州大学 | Method for constructing in-situ heterojunction based on sulfur indium zinc nanosheets and application |
| US20200368731A1 (en) * | 2019-05-23 | 2020-11-26 | Soochow University | Titanium carbide nanosheet/layered indium sulfide heterojunction and application thereof in degrading and removing water pollutants |
-
2021
- 2021-12-17 CN CN202111560218.9A patent/CN114225947A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102407147A (en) * | 2011-09-19 | 2012-04-11 | 湖南理工学院 | Preparation method and application of ZnIn2S4-graphene composited photochemical catalyst |
| CN106076366A (en) * | 2016-06-20 | 2016-11-09 | 广东工业大学 | A kind of short-bore road ordered mesopore carbon sulfur loaded indium cobalt and sulfur indium nickel Three-element composite photocatalyst and its preparation method and application |
| US20190184380A1 (en) * | 2016-06-20 | 2019-06-20 | Guangdong University Of Technology | A Short Channel Ordered Mesoporous Carbon Loaded Indium Cobalt Sulfide and Indium Nickel Sulfide Ternary Composite Photocatalyst, the Preparation Method Thereof and the Use Thereof |
| CN107866234A (en) * | 2016-09-27 | 2018-04-03 | 中国地质大学（北京） | A kind of high activity ZnIn2S4/TiO2Z System Catalyst materials and preparation method thereof |
| CN108786779A (en) * | 2018-07-11 | 2018-11-13 | 宁波大学 | A kind of graphite alkene/porous titanium dioxide photocatalysis agent and its preparation method and application |
| US20200368731A1 (en) * | 2019-05-23 | 2020-11-26 | Soochow University | Titanium carbide nanosheet/layered indium sulfide heterojunction and application thereof in degrading and removing water pollutants |
| CN110841672A (en) * | 2019-11-29 | 2020-02-28 | 广东石油化工学院 | Method for treating antibiotic wastewater by utilizing graphite alkyne modified silver phosphate composite photocatalyst |
| CN111437834A (en) * | 2020-05-19 | 2020-07-24 | 福州大学 | Method for constructing in-situ heterojunction based on sulfur indium zinc nanosheets and application |
Non-Patent Citations (4)
| Title |
|---|
| CHAO YANG ET AL: ""Ultrathin 2D/2D Graphdiyne/Bi2WO6 Heterojunction for Gas-Phase CO2 Photoreduction"", 《ACS APPL. ENERGY MATER.》 * |
| GUANG YANG ET AL: ""Well-designed 3D ZnIn2S4 nanosheets/TiO2 nanobelts as direct Z-scheme photocatalysts for CO2 photoreduction into renewable hydrocarbon fuel with high efficiency"", 《APPLIED CATALYSIS B: ENVIRONMENTAL》 * |
| 杨超: ""高活性g-C3N4和ZnIn2S4的制备及其光催化还原CO2和分解水产氢性能"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
| 王雅婕: ""石墨炔助催化剂对半导体光催化CO2还原性能的影响"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Zhao et al. | Recent advances in photocatalytic hydrogen evolution with high-performance catalysts without precious metals | |
| CN105664977B (en) | Molybdenum disulfide-cadmium sulfide nano composite material and preparation method and application thereof | |
| CN109746011B (en) | MOF-based derived composite photocatalyst and preparation method thereof | |
| CN106011926A (en) | Electrocatalyst with cobalt-based multi-stage nano-composite structure for oxygen production by electrolysis of water and preparation method of electrocatalyst | |
| CN106865506B (en) | It is a kind of to form controllable nickel cobalt compound nano line and the preparation method and application thereof | |
| CN105304872B (en) | A kind of preparation method of nickel ion doping cobalt sulfide/conductive substrates composite | |
| CN114289064B (en) | NiIn for photodegradation of antibiotics 2 S 4 Preparation method of/UIO-66 composite catalyst | |
| CN112473698B (en) | Sulfur vacancy Cu-MoS 2 Process for preparing catalyst | |
| CN104495937A (en) | Preparation method of carbon-doped molybdenum disulfide nanometer material | |
| CN111420664B (en) | Preparation method of flaky cuprous oxide/cobaltous oxide nanocomposite and application of flaky cuprous oxide/cobaltous oxide nanocomposite in catalyzing ammonia borane hydrolysis hydrogen production | |
| CN110026208B (en) | Heterostructure iron-nickel-based layered double hydroxide @ nickel disulfide compound array electrocatalyst and preparation method and application thereof | |
| CN107519905B (en) | Vanadium carbide nano-sieve electrocatalytic material capable of being used in wide pH range and preparation method thereof | |
| CN107282075B (en) | Composite photocatalyst and preparation method thereof | |
| CN109433238A (en) | Iron-nitrogen doped oxygen reduction carbon catalyst with ordered hierarchical pores and preparation method thereof | |
| CN110639585B (en) | Copolymerization modified layered graphite phase carbon nitride photocatalyst and preparation method and application thereof | |
| CN114054068A (en) | Preparation method of h-BN-based catalyst for hydrogen production by photolysis of water | |
| CN108993564A (en) | In situ synthesis one-step synthesis quantum dot/nanometer sheet heterojunction composite photocatalyst | |
| CN112774696A (en) | Heterostructure catalyst for decomposing water to produce hydrogen by utilizing solar energy and preparation method | |
| CN106319556A (en) | Preparation method for producing hydrogen electrode through efficient photoelectrocatalysis and application thereof | |
| CN114411198B (en) | Transition metal sulfide Cu x S/Co 9 S 8 Heterojunction electrolytic water catalyst and preparation method and application thereof | |
| Zhang et al. | Metal-organic framework-derived nitrogen-doped carbon-coated hollow tubular In2O3/CdZnS heterojunction for efficient photocatalytic hydrogen evolution | |
| CN110841658A (en) | Preparation method of cobalt-based sulfide nanorod array | |
| CN111841530A (en) | Catalyst for promoting water photolysis to produce hydrogen and preparation method thereof | |
| CN110064426A (en) | A kind of LixMoS2/CdS/g-C3N4The preparation and its decomposition aquatic products hydrogen application of composite photo-catalyst | |
| CN113666333A (en) | Method for synthesizing zinc oxide-zinc sulfide heterostructure photocatalytic hydrogen production by rhodium induced growth |
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 |
Application publication date: 20220325 |
|
| RJ01 | Rejection of invention patent application after publication |