CN107999091A - One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material - Google Patents
One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material Download PDFInfo
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- 238000007146 photocatalysis Methods 0.000 title claims abstract description 24
- 230000001699 photocatalysis Effects 0.000 title claims abstract description 24
- 239000000463 material Substances 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 24
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims abstract description 24
- 239000004810 polytetrafluoroethylene Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 20
- 230000004044 response Effects 0.000 claims abstract description 15
- 239000002131 composite material Substances 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 13
- 229910021617 Indium monochloride Inorganic materials 0.000 claims abstract description 12
- 239000012456 homogeneous solution Substances 0.000 claims abstract description 12
- APHGZSBLRQFRCA-UHFFFAOYSA-M indium(1+);chloride Chemical compound [In]Cl APHGZSBLRQFRCA-UHFFFAOYSA-M 0.000 claims abstract description 12
- 238000003760 magnetic stirring Methods 0.000 claims abstract description 12
- -1 polytetrafluoroethylene Polymers 0.000 claims abstract description 12
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims abstract description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 12
- 239000010935 stainless steel Substances 0.000 claims abstract description 12
- 238000001291 vacuum drying Methods 0.000 claims abstract description 12
- YUKQRDCYNOVPGJ-UHFFFAOYSA-N thioacetamide Chemical compound CC(N)=S YUKQRDCYNOVPGJ-UHFFFAOYSA-N 0.000 claims abstract description 11
- DLFVBJFMPXGRIB-UHFFFAOYSA-N thioacetamide Natural products CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 239000003054 catalyst Substances 0.000 abstract description 12
- 238000000354 decomposition reaction Methods 0.000 abstract description 9
- 230000002779 inactivation Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 239000002803 fossil fuel Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052976 metal sulfide Inorganic materials 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006303 photolysis reaction Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 206010036590 Premature baby Diseases 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 231100000004 severe toxicity Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000446 sulfanediyl group Chemical group *S* 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
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- 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
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- 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
- B01D53/8603—Removing sulfur compounds
- B01D53/8612—Hydrogen sulfide
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- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/04—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of inorganic compounds, e.g. ammonia
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/2073—Manganese
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
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- B01D2255/209—Other metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/30—Sulfur compounds
- B01D2257/304—Hydrogen sulfide
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0266—Processes for making hydrogen or synthesis gas containing a decomposition step
- C01B2203/0277—Processes for making hydrogen or synthesis gas containing a decomposition step containing a catalytic decomposition step
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/10—Catalysts for performing the hydrogen forming reactions
- C01B2203/1041—Composition of the catalyst
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- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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Abstract
The present invention proposes one kind and is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, includes the following steps：By the Mn (CH of 1 10mmol3COO)2·4H2The InCl of O and 1 10mmol3And 4 the thioacetamide of 40mmol be scattered in the pyridine solution of 50 500ml volumes；Above-mentioned solution is placed on magnetic stirring apparatus to be stirred and forms it into homogeneous solution；Above-mentioned solution is transferred in the liner of polytetrafluoroethylene (PTFE) and liner is fitted into stainless steel casing be placed in 120 220 DEG C reaction be more than 1 it is small when；Room temperature is naturally cooled to after question response；Solid sample is recycled using centrifugal process and is cleaned 15 times with ethanol, is then dried using vacuum drying oven, you can obtain MnS/In2S3Composite material.The present invention efficiently solves current photocatalysis Decomposition H2The problem of catalyst easy in inactivation existing for catalyst in S, photoresponse narrow range, quantum efficiency is low.
Description
Technical field
The present invention relates to photochemical catalyst preparing technical field, is used for high efficiency photocatalysis decomposing H more particularly, to one kind2S's
MnS/In2S3The preparation method of material.
Background technology
With the development of economy and society, consumption of the people to fossil fuel so that people have in face of energy shortage
Challenge.And it is understood that new energy will can become future source of energy pillar, but new energy technology (solar energy, Hydrogen Energy etc.) also
Before prematurity, fossil fuel (oil, natural gas) will also play important energy source case in coming few decades.However,
With exhaustion that is high-quality, easily adopting fossil fuel resource in reservoir, oil and gas development is increasingly turned to peracidity oil-gas reservoir, shale gas, day
The technical requirements such as right gas hydrate height and the big natural calculus-dissolving resource of difficulty.And it is understood that causing acid-soluble oil gas reservoir production technique
Rare main cause is H2The presence of S.Because H2S is a kind of severe toxicity, stench, has corrosive sour gas, is oil refining
The principal by product produced in system, natural gas processing process and other chemical engineerings.H at the same time2S gases are as a kind of strong rotten
Corrosion gas meeting heavy corrosion pipe-line equipment in oil and natural gas production process, therefore give oil and gas exploitation and processing
Bring huge challenge.And current H2The direct pyrolytic of decomposition method of S, Catalytic Thermal Decomposition, electrochemical decomposition, photocatalysis
The methods of decomposition, by contrast it can be found that photocatalysis Decomposition method advantage of maximum compared with other several methods is to disappear
Consume extra energy.Photocatalysis is the photocatalysis technology using solar energy to directly drive power, it can have the solar energy of low-density
Highdensity chemical energy is converted into effect, on the premise of current energy shortage and problem of environmental pollution occur frequently, photocatalysis is recognized
To be probably one of following final scheme solved.But current photocatalysis Decomposition H2Main problem existing for S is appropriate light
Catalyst.At present, photodissociation H2Research in terms of S hydrogen manufacturing is relatively fewer, is focusing only on TiO2, CdS, ZnIn2S4Etc. a few materials body
System, and these materials have certain defect, TiO2Only there is response (only account for sunlight 8.7%) to ultraviolet light, CdS exists serious
Photoetch, ZnIn2S4Although this composition metal sulfide relatively stablize, not high quantum efficiency be one have it is to be solved
The problem of.Therefore, low photodissociation H2S hydrogen generation efficiencies, low catalyst stability, which become, restricts Driven by Solar Energy decomposing H2S light is urged
Change the bottleneck problem that Materials are badly in need of solving.
The content of the invention
It is used for high efficiency photocatalysis decomposing H it is an object of the invention to provide a kind of base metal deposition2The MnS/In of S2S3
The preparation method of material, effectively solves current photocatalysis Decomposition H2Catalyst easy in inactivation existing for catalyst is (unstable in S
Calmly), the problem of photoresponse narrow range (ultraviolet light), quantum efficiency is low.
The technical proposal of the invention is realized in this way：One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3Material
Preparation method, include the following steps：
S1, the Mn (CH by 1-10mmol3COO)2·4H2The InCl of O and 1-10mmol3And the thio second of 4-40mmol
Acid amides is scattered in the pyridine solution of 50-500ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 120-
When 220 DEG C of reactions are small more than 1；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 1-5 times with ethanol, is then dried using vacuum drying oven,
It can obtain MnS/In2S3Composite material.
As a kind of perferred technical scheme, include the following steps：
S1, the Mn (CH by 1mmol3COO)2·4H2The InCl of O and 1mmol3And the thioacetamide of 4mmol is scattered in
In the pyridine solution of 50ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 120
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 1 time with ethanol, is then dried using vacuum drying oven, i.e.,
It can obtain MnS/In2S3Composite material.
As a kind of perferred technical scheme, include the following steps：
S1, the Mn (CH by 5mmol3COO)2·4H2The InCl of O and 5mmol3And the thioacetamide of 20mmol disperses
In the pyridine solution of 300ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 150
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 3 times with ethanol, is then dried using vacuum drying oven, i.e.,
It can obtain MnS/In2S3Composite material.
As a kind of perferred technical scheme, include the following steps：
S1, the Mn (CH by 10mmol3COO)2·4H2The InCl of O and 10mmol3And the thioacetamide of 40mmol point
Dissipate in the pyridine solution of 500ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 220
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 5 times with ethanol, is then dried using vacuum drying oven, i.e.,
It can obtain MnS/In2S3Composite material.
Above-mentioned technical proposal is employed, beneficial effects of the present invention are：The present invention has height using the synthesis of simple method
Visible ray (visible ray (34.2%)) response, high stability, high-quantum efficiency is used for H2The new MnS/ that S is decomposed
In2S3Metal sulfide catalysis material, effectively solves current photocatalysis Decomposition H2Catalyst is easy existing for catalyst in S
The problem of inactivation (unstable), photoresponse narrow range (ultraviolet light), quantum efficiency is low.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is that the SEM of synthetic sample of the present invention schemes；
Fig. 2 is that the TEM of synthetic sample of the present invention schemes；
Fig. 3 is the photocatalysis H of synthetic sample of the present invention2S H2-producing capacity figures；
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
Embodiment one
One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, includes the following steps：
S1, the Mn (CH by 1mmol3COO)2·4H2The InCl of O and 1mmol3And the thioacetamide of 4mmol is scattered in
In the pyridine solution of 50ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 120
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 1 time with ethanol, is then dried using vacuum drying oven, i.e.,
It can obtain MnS/In2S3Composite material.
Embodiment two
One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, includes the following steps：
S1, the Mn (CH by 5mmol3COO)2·4H2The InCl of O and 5mmol3And the thioacetamide of 20mmol disperses
In the pyridine solution of 300ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 150
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 3 times with ethanol, is then dried using vacuum drying oven, i.e.,
It can obtain MnS/In2S3Composite material.
Embodiment three
One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, includes the following steps：
S1, the Mn (CH by 10mmol3COO)2·4H2The InCl of O and 10mmol3And the thioacetamide of 40mmol point
Dissipate in the pyridine solution of 500ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 220
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 5 times with ethanol, is then dried using vacuum drying oven, i.e.,
It can obtain MnS/In2S3Composite material.
As shown in Figs. 1-3, corresponding MnS/In2S3The quantum efficiency of composite sample is as shown in the table：
| Catalyst | Apparent quantum efficiency QE (%) |
| MnS | 0.28 |
| Mn:In=7:3 | 34.2 |
| In2S3 | 2.82 |
The present invention is using the synthesis of simple method with high visible (visible ray (34.2%)) response, high stability
, high-quantum efficiency is used for H2The new MnS/In that S is decomposed2S3Metal sulfide catalysis material, effectively solves mesh
Preceding photocatalysis Decomposition H2Catalyst easy in inactivation (unstable) existing for catalyst in S, photoresponse narrow range (ultraviolet light), quantum effect
The problem of rate is low.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention god.
Claims (4)
1. one kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, it is characterised in that including following step
Suddenly：
S1, the Mn (CH by 1-10mmol3COO)2·4H2The InCl of O and 1-10mmol3And the thioacetamide of 4-40mmol point
Dissipate in the pyridine solution of 50-500ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, be transferred in the liner of polytetrafluoroethylene (PTFE) by above-mentioned solution and liner be fitted into stainless steel casing and be placed in 120-220
DEG C reaction be more than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 1-5 times with ethanol, is then dried using vacuum drying oven, you can
Obtain MnS/In2S3Composite material.
2. one kind as claimed in claim 1 is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, it is special
Sign is, includes the following steps：
S1, the Mn (CH by 1mmol3COO)2·4H2The InCl of O and 1mmol3And the thioacetamide of 4mmol is scattered in 50ml
In the pyridine solution of volume；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, above-mentioned solution is transferred in the liner of polytetrafluoroethylene (PTFE) and liner is fitted into stainless steel casing be placed in 120 DEG C it is anti-
Should be greater than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 1 time with ethanol, is then dried using vacuum drying oven, you can
To MnS/In2S3Composite material.
3. one kind as claimed in claim 1 is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, it is special
Sign is, includes the following steps：
S1, the Mn (CH by 5mmol3COO)2·4H2The InCl of O and 5mmol3And the thioacetamide of 20mmol is scattered in
In the pyridine solution of 300ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, above-mentioned solution is transferred in the liner of polytetrafluoroethylene (PTFE) and liner is fitted into stainless steel casing be placed in 150 DEG C it is anti-
Should be greater than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 3 times with ethanol, is then dried using vacuum drying oven, you can
To MnS/In2S3Composite material.
4. one kind as claimed in claim 1 is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material, it is special
Sign is, includes the following steps：
S1, the Mn (CH by 10mmol3COO)2·4H2The InCl of O and 10mmol3And the thioacetamide of 40mmol is scattered in
In the pyridine solution of 500ml volumes；
S2, be placed in above-mentioned solution on magnetic stirring apparatus to be stirred and form it into homogeneous solution；
S3, above-mentioned solution is transferred in the liner of polytetrafluoroethylene (PTFE) and liner is fitted into stainless steel casing be placed in 220 DEG C it is anti-
Should be greater than 1 it is small when；
Room temperature is naturally cooled to after S4, question response；
S5, recycle solid sample using centrifugal process and cleaned 5 times with ethanol, is then dried using vacuum drying oven, you can
To MnS/In2S3Composite material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711297259.7A CN107999091A (en) | 2017-12-08 | 2017-12-08 | One kind is used for high efficiency photocatalysis decomposing H2The MnS/In of S2S3The preparation method of material |
Applications Claiming Priority (1)
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