CN107570198A - It is a kind of to be used for composite of decomposition water preparation hydrogen energy source and preparation method thereof under visible ray - Google Patents
It is a kind of to be used for composite of decomposition water preparation hydrogen energy source and preparation method thereof under visible ray Download PDFInfo
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- CN107570198A CN107570198A CN201711032959.3A CN201711032959A CN107570198A CN 107570198 A CN107570198 A CN 107570198A CN 201711032959 A CN201711032959 A CN 201711032959A CN 107570198 A CN107570198 A CN 107570198A
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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
Abstract
The invention provides a kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, this method is carried out graphene with rare earth doped zinc sulphide indium and rare earth doped zinc-cadmium sulfide by one step hydro thermal method compound, on the one hand the photocatalytic activity of catalysis material is improved in catalysis material surface construction heterojunction structure using graphene, on the other hand, under the irradiation of visible ray, graphene can be as the transition body of electron transfer in composite catalyzing material, the separation in electronics and hole can effectively be reached, prevent the compound of photo-generated carrier, so as to which the effect of the stable production hydrogen under visible light action can be being played；And the present invention also carries out the composite of rare earth doped zinc sulphide indium and graphene and the composite of rare earth doped zinc-cadmium sulfide and graphene further compound, the Photocatalyzed Hydrogen Production activity of material is effectively improved, requirement of the photocatalysis field to visible light-responded photolysis water hydrogen material can be met.
Description
Technical field
The present invention relates to new energy technology and new material technology field, is used for decomposition water under visible ray more particularly to one kind
Prepare composite of hydrogen energy source and preparation method thereof.
Background technology
With the rapid development of economy, energy shortage and environmental problem are increasingly subject to the concern and attention of people.Hydrogen Energy is made
For a kind of cleaning, efficient, green non-pollution the energy, it is considered to be solve one of most effectual way of the energy and environmental problem.
And in the method for hydrogen is prepared, conductor photocatalysis hydrogen production by water decomposition is used using solar source, solar energy is changed into hydrogen
Can, it is a kind of effective hydrogen production process.
Early in 1972, Honda etc. used TiO2Make electrode with Pt, by applying a drift potential, in ultra violet lamp
Under realize photocatalysis Decomposition aquatic products hydrogen first.Continuous research and probe through many decades, the photocatalysis as photochemical catalyzing
Agent does not have also up to hundreds of, but due to the factor such as response wave length is short, less stable and solar absorption transformation efficiency are low
There is a kind of gratifying photochemical catalyst to be used for actual large-scale photodissociation aquatic products hydrogen.In order to improve photocatalytic water efficiency, various countries
Researcher have extensively studied the reaction principle of the photochemical catalyzing for the semi-conducting material for possessing different level structures, and pass through
The methods of noble metal loading, transition cations doping, dye sensitization, composite semiconductor, extends the wave-length coverage of response incident light,
Block the compound utilization rate to improve to sunlight of Pair production.
For example, Publication No. CN102814186A application for a patent for invention document discloses a kind of photolytic hydrogen production catalyst
And preparation method thereof, preparation method comprises the following steps：By zinc source compound, plug with molten metal source compound, copper source compound, carbon disulfide
First set reaction is carried out in organic solvent with organic amine, obtains precursor solution；The precursor solution is heated for the first time, second
Solid solution is obtained after secondary response；By second of heating of the solid solution, photolytic hydrogen production catalyst is obtained.CN102266787A is public
Opened it is a kind of by the use of graphene as co-catalyst and with CdS is compound is prepared for a kind of high performance photolytic hydrogen production catalyst,
Because graphene has good electronics aggregation and transfer function in the catalyst, efficiently separating for electron hole is promoted, is subtracted
Lack the compound probability of proton, thus add the photocatalysis efficiency and light hydrogen production by water decomposition efficiency of photochemical catalyst.
However, on the whole, the photocatalytic water material generally existing stability of prior art is poor, hydrogen-producing speed is low and light rings
The technical problem of narrow limits is answered, develops a kind of photolysis water hydrogen material with industrial applications prospect with highly important
Meaning.
The content of the invention
Present invention aim to provide a kind of photolysis water hydrogen composite of excellent combination property, the composite
It is bright and clear with the excellent specific property that stability is good, hydrogen-producing speed is fast and photoresponse scope is wide, industrial prospect.
To achieve the above object, the present invention is achieved by the following scheme：
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by a certain amount of Zn (Ac)2·2H2O、In(NO3)3, rare earth compound be added in alcoholic solution, be in temperature
30-60min is stirred under conditions of 60-90 DEG C, then adds a certain amount of thioacetamide, and continues to stir 1-3h standby
With；
(2) under continuous stirring, a certain amount of graphene oxide solution is added into the solution of step (1), stirs 30-
Gained mixture is transferred in reactor after 60min, 12-24h is reacted at 120-200 DEG C of temperature, after stopping reaction, is treated anti-
Answer kettle to be cooled to room temperature, be washed to neutral product A；
(3) by a certain amount of In (NO3)3、Cd(Ac)2·2H2O, rare earth compound is added in alcoholic solution, is in temperature
30-60min is stirred under conditions of 60-90 DEG C, then adds a certain amount of thioacetamide, and continues to stir 1-3h standby
With；
(4) under continuous stirring, as step (3) solution in add a certain amount of graphene oxide solution, stir 30-
Gained mixture is transferred in reactor after 60min, 12-24h is reacted at 120-200 DEG C of temperature, after stopping reaction, is treated anti-
Answer kettle to be cooled to room temperature, be washed to neutral product B；
(5) by product A and product B with mass ratio 2:1-1:2 ratio is mixed in reaction vessel, using absolute ethyl alcohol as ball
Grinding media, ball milling mixing 8-24h is carried out with silicon nitride ball, then dry at 100 DEG C, produce the composite.
Preferably, Zn (Ac) in the step (1)2·2H2O and In (NO3)3Mol ratio is 1:1-1:2, In in step (3)
(NO3)3With Cd (Ac)2·2H2O mol ratio is 2:1-1:2.
Preferably, Zn (Ac) in the step (1)2·2H2The mol ratio of O and rare earth compound is 1:1-3, Zn
(Ac)2·2H2The mol ratio of O and thioacetamide is 1:0.01-0.08；Cd (Ac) in the step (3)2·2H2O and rare earth
The mol ratio of compound is 1:1-3, Cd (Ac)2·2H2The mol ratio of O and thioacetamide is 1:0.01-0.1.
Preferably, the concentration of graphene oxide solution is 1-2mg/mL in the step (2) and step (4), graphite oxide
It is 2- that the addition of alkene solution, which make it that graphene oxide accounts for step (2) or the mass fraction of step (4) mixed liquor gross mass,
8wt%.
Preferably, the rare earth compound is cerous nitrate or lanthanum nitrate.
Preferably, the alcoholic solution is ethylene glycol, ethanol, methanol or glycerine.
In addition, the present invention is also claimed is used for decomposition water preparation under visible ray by the preparation method is preparation-obtained
The composite of hydrogen energy source.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) preparation technology of photolysis water hydrogen composite provided by the invention is simple, strong operability, reproducible；
The catalyst arrived is wide to the response range of sunshine spectrum, and response can be produced to the visible ray in sunshine and ultraviolet portion
Electronics and hole are inspired, utilization ratio and production hydrogen rate, the photocatalytic activity for improving sunshine are high；
(2) present invention by one step hydro thermal method by specific surface area is big, electron transport ability is strong graphene with it is rare earth doped
Zinc sulphide indium and rare earth doped zinc-cadmium sulfide carry out it is compound, it is on the one hand different in catalysis material surface construction using graphene
Matter junction structure improves the photocatalytic activity of catalysis material, and on the other hand, under the irradiation of visible ray, graphene is urged compound
Changing as the transition body of electron transfer, can effectively reach the separation in electronics and hole in material, prevent photo-generated carrier
It is compound, so as to which the effect of stable production hydrogen can be being played under visible light action；
(3) present invention prepares the composite of rare earth doped zinc sulphide indium and graphene and rare earth doped sulphur respectively
Change the composite of zinc cadmium and graphene, and both are carried out further compound, this photocatalysis than a kind of simple material is produced
Hydrogen activity is obviously improved, and can meet requirement of the photocatalysis field to visible light-responded photolysis water hydrogen material.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
Embodiment 1
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by 0.23g Zn (Ac)2·2H2O、0.3gIn(NO3)3, 0.6g cerous nitrates be added to 100ml ethanol solution
In, 45min is stirred under conditions of being 70 DEG C in temperature, then adds 0.03g thioacetamide, and continues to stir 2h standby
With；
(2) under continuous stirring, 2mg/mL graphene oxide solution 50ml is added into the solution of step (1), is stirred
Gained mixture is transferred in reactor after mixing 60min, 18h is reacted at 160 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product A；
(3) by 0.3g In (NO3)3、0.23g Cd(Ac)2·2H2O, 0.6g cerous nitrates add 100ml ethanol solution
In, 40min is stirred under conditions of being 80 DEG C in temperature, then adds 0.03g thioacetamide, and continues to stir 2h standby
With；
(4) under continuous stirring, as step (3) solution in add 2mg/mL graphene oxide solution 50ml, stir
Gained mixture is transferred in reactor after mixing 40min, 18h is reacted at 160 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product B；
(5) by product A and product B with mass ratio 1:1 ratio is mixed in reaction vessel, is situated between by ball milling of absolute ethyl alcohol
Matter, ball milling mixing 16h is carried out with silicon nitride ball, then dry at 100 DEG C, produce hydrogen production by water decomposition photocatalysis under the visible ray
Agent.
Embodiment 2
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by 0.23g Zn (Ac)2·2H2O、0.32gIn(NO3)3, 0.65g cerous nitrates be added to 100ml ethanol it is molten
In liquid, 45min is stirred under conditions of being 70 DEG C in temperature, then adds 0.05g thioacetamide, and is continued after stirring 2h
It is standby；
(2) under continuous stirring, 2mg/mL graphene oxide solution 60ml is added into the solution of step (1), is stirred
Gained mixture is transferred in reactor after mixing 60min, 15h is reacted at 180 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product A；
(3) by 0.32g In (NO3)3、0.23g Cd(Ac)2·2H2O, 0.65g cerous nitrates addition 100ml ethanol is molten
In liquid, 40min is stirred under conditions of being 80 DEG C in temperature, then adds 0.05g thioacetamide, and is continued after stirring 2h
It is standby；
(4) under continuous stirring, as step (3) solution in add 2mg/mL graphene oxide solution 60ml, stir
Gained mixture is transferred in reactor after mixing 40min, 15h is reacted at 180 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product B；
(5) by product A and product B with mass ratio 1:1 ratio is mixed in reaction vessel, is situated between by ball milling of absolute ethyl alcohol
Matter, ball milling mixing 16h is carried out with silicon nitride ball, then dry at 100 DEG C, produce hydrogen production by water decomposition photocatalysis under the visible ray
Agent.
Embodiment 3
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by 0.3g Zn (Ac)2·2H2O、0.4gIn(NO3)3, 0.7g cerous nitrates be added to 100ml ethanol solution
In, 45min is stirred under conditions of being 70 DEG C in temperature, then adds 0.06g thioacetamide, and continues to stir 2h standby
With；
(2) under continuous stirring, 2mg/mL graphene oxide solution 80ml is added into the solution of step (1), is stirred
Gained mixture is transferred in reactor after mixing 60min, 18h is reacted at 160 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product A；
(3) by 0.4g In (NO3)3、0.3g Cd(Ac)2·2H2O, 0.7g cerous nitrates are added in 100ml ethanol solution,
Temperature be 80 DEG C under conditions of stir 40min, then add 0.06g thioacetamide, and continue stir 2h after it is standby；
(4) under continuous stirring, as step (3) solution in add 2mg/mL graphene oxide solution 80ml, stir
Gained mixture is transferred in reactor after mixing 40min, 18h is reacted at 160 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product B；
(5) by product A and product B with mass ratio 1:1 ratio is mixed in reaction vessel, is situated between by ball milling of absolute ethyl alcohol
Matter, ball milling mixing 16h is carried out with silicon nitride ball, then dry at 100 DEG C, produce hydrogen production by water decomposition photocatalysis under the visible ray
Agent.
Embodiment 4
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by 0.5g Zn (Ac)2·2H2O、0.62gIn(NO3)3, 1g cerous nitrates be added to 120ml ethanol solution
In, 45min is stirred under conditions of being 70 DEG C in temperature, then adds 0.062g thioacetamide, and is continued after stirring 2h
It is standby；
(2) under continuous stirring, 2mg/mL graphene oxide solution 100ml is added into the solution of step (1), is stirred
Gained mixture is transferred in reactor after mixing 60min, 20h is reacted at 150 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product A；
(3) by 0.62g In (NO3)3、0.5g Cd(Ac)2·2H2O, 1g cerous nitrates are added in 120ml ethanol solution,
40min is stirred under conditions of being 80 DEG C in temperature, then adds 0.062g thioacetamide, and continues to stir 2h standby
With；
(4) under continuous stirring, as step (3) solution in add 2mg/mL graphene oxide solution 100ml, stir
Gained mixture is transferred in reactor after mixing 40min, 20h is reacted at 150 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutral product B；
(5) by product A and product B with mass ratio 1:1.5 ratio is mixed in reaction vessel, using absolute ethyl alcohol as ball milling
Medium, ball milling mixing 16h is carried out with silicon nitride ball, then dry at 100 DEG C, produce hydrogen production by water decomposition light under the visible ray and urge
Agent.
Comparative example 1
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by 0.23g Zn (Ac)2·2H2O、0.3gIn(NO3)3, 0.6g cerous nitrates be added to 100ml ethanol solution
In, 45min is stirred under conditions of being 70 DEG C in temperature, then adds 0.03g thioacetamide, and continues to stir 2h standby
With；
(2) under continuous stirring, 2mg/mL graphene oxide solution 50ml is added into the solution of step (1), is stirred
Gained mixture is transferred in reactor after mixing 60min, 18h is reacted at 160 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutrality, hydrogen production by water decomposition photochemical catalyst under visible ray described in drying at 100 DEG C.
Comparative example 2
A kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, comprises the following steps：
(1) by 0.3g In (NO3)3、0.23g Cd(Ac)2·2H2O, 0.6g cerous nitrates add 100ml ethanol solution
In, 40min is stirred under conditions of being 80 DEG C in temperature, then adds 0.03g thioacetamide, and continues to stir 2h standby
With；
(2) under continuous stirring, as step (3) solution in add 2mg/mL graphene oxide solution 50ml, stir
Gained mixture is transferred in reactor after mixing 40min, 18h is reacted at 160 DEG C of temperature, after stopping reaction, question response kettle
Room temperature is cooled to, is washed to neutrality, hydrogen production by water decomposition photochemical catalyst under visible ray described in drying at 100 DEG C.
To composite photocatalyst hydrogen production by water decomposition, photolysis water hydrogen made from embodiment 1-4 and comparative example 1-2
Reaction be to be carried out in the circulating system of an atmospheric pressure sealed, reactor is the visible light catalytic point that a volume is 250mL
Water hydrogen manufacturing standard reaction device is solved, using 300W ammonia lamp source (optical filter for adding 420nm), weighs 100mg samples in reactor
In, then add 70mL H2O and 10mL lactic acid, and it is uniform by magnetic stirrer.Whole system first uses machine before illumination
Tool pumping vacuum, high-purity Ar is then charged with, repeats this process 3 times, eliminate air in system, open agitator and gas circulation
Pump, turn on light after adsorption equilibrium 30min.Gas-phase product in During Illumination squeezes into six-way valve by gas circulator, by online color
Spectrum detection and analysis.The situation of photodissociation aquatic products hydrogen is as shown in table 1：
As it can be seen from table 1 have hydrogen generation after turning on light, and as the yield of the extension hydrogen of light application time increases
Greatly, when illumination 5 is small, its hydrogen output is about 112.4-114.7mmo1, and average hydrogen-producing speed is about 22.48-22.94mmol
h-1, higher than the speed of comparative example 1 and 2.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
1. a kind of preparation method for being used for decomposition water under visible ray and preparing the composite of hydrogen energy source, it is characterised in that including such as
Lower step：
（1）By a certain amount of Zn (Ac)2·2H2O、In(NO3)3, rare earth compound is added in alcoholic solution, be 60-90 in temperature
30-60min is stirred under conditions of DEG C, then adds a certain amount of thioacetamide, and continue stir 1-3h after it is standby；
（2）Under continuous stirring, to step（1）Solution in add a certain amount of graphene oxide solution, stir 30-
Gained mixture is transferred in reactor after 60min, 12-24h is reacted at 120-200 DEG C of temperature, after stopping reaction, is treated anti-
Answer kettle to be cooled to room temperature, be washed to neutral product A；
（3）By a certain amount of In (NO3)3、Cd(Ac)2·2H2O, rare earth compound is added in alcoholic solution, is 60-90 in temperature
30-60min is stirred under conditions of DEG C, then adds a certain amount of thioacetamide, and continue stir 1-3h after it is standby；
（4）Under continuous stirring, as step（3）Solution in add a certain amount of graphene oxide solution, stir 30-
Gained mixture is transferred in reactor after 60min, 12-24h is reacted at 120-200 DEG C of temperature, after stopping reaction, is treated anti-
Answer kettle to be cooled to room temperature, be washed to neutral product B；
（5）By product A and product B with mass ratio 2:1-1:2 ratio is mixed in reaction vessel, is situated between by ball milling of absolute ethyl alcohol
Matter, ball milling mixing 8-24h is carried out with silicon nitride ball, then dry at 100 DEG C, produce the composite.
2. preparation method according to claim 1, it is characterised in that the step（1）Middle Zn (Ac)2·2H2O and In
(NO3)3Mol ratio is 1:1-1:2, step（3）Middle In (NO3)3With Cd (Ac)2·2H2O mol ratio is 2:1-1:2.
3. preparation method according to claim 1, it is characterised in that the step（1）Middle Zn (Ac)2·2H2O and rare earth
The mol ratio of compound is 1:1-3, Zn (Ac)2·2H2The mol ratio of O and thioacetamide is 1:0.01-0.08；The step
（3）Middle Cd (Ac)2·2H2The mol ratio of O and rare earth compound is 1:1-3, Cd (Ac)2·2H2O and thioacetamide mole
Than for 1:0.01-0.1.
4. according to the preparation method described in claim any one of 1-3, it is characterised in that the step（2）And step（4）Middle oxygen
The concentration of graphite alkene solution is 1-2mg/mL, and the addition of graphene oxide solution causes graphene oxide to account for step（2）Or
Step（4）The mass fraction of mixed liquor gross mass is 2-8wt%.
5. according to the preparation method described in claim any one of 1-4, it is characterised in that the rare earth compound be cerous nitrate or
Person's lanthanum nitrate.
6. according to the preparation method described in claim any one of 1-5, it is characterised in that the alcoholic solution be ethylene glycol, ethanol,
Methanol or glycerine.
7. it is used for decomposition water preparation Hydrogen Energy under visible ray according to any one of the claim 1-6 preparation methods are preparation-obtained
The composite in source.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108525677A (en) * | 2018-03-29 | 2018-09-14 | 中南民族大学 | A kind of ceria/indium sulfide zinc nanometer sheet composite catalyst and its in visible light catalytic CO2Application in conversion |
| CN109821555A (en) * | 2019-03-28 | 2019-05-31 | 庞华红 | A kind of graphene composite nano material and its preparation method and application |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259030A (en) * | 2011-05-31 | 2011-11-30 | 哈尔滨工业大学 | Composite photocatalyst for hydrogen production by hydrolysis in visible light and method for preparing composite photocatalyst |
| CN102284298A (en) * | 2011-06-24 | 2011-12-21 | 哈尔滨工业大学 | CdS/In2S3/CoS compound photocatalyst and preparation method thereof |
| CN102285682A (en) * | 2011-06-07 | 2011-12-21 | 哈尔滨工业大学 | Synthesis method and use of nano cadmium zinc sulfide with visible light catalytic activity |
| CN105233842A (en) * | 2015-10-14 | 2016-01-13 | 上海理工大学 | Preparation method of multi-metal sulfide/graphene composite visible-light-driven photocatalyst |
| CN106732660A (en) * | 2016-12-29 | 2017-05-31 | 湖南文理学院 | A kind of preparation method of Graphene small particle zinc sulphide/silver sulfide hetero-junctions visible light catalytic material |
-
2017
- 2017-10-30 CN CN201711032959.3A patent/CN107570198A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102259030A (en) * | 2011-05-31 | 2011-11-30 | 哈尔滨工业大学 | Composite photocatalyst for hydrogen production by hydrolysis in visible light and method for preparing composite photocatalyst |
| CN102285682A (en) * | 2011-06-07 | 2011-12-21 | 哈尔滨工业大学 | Synthesis method and use of nano cadmium zinc sulfide with visible light catalytic activity |
| CN102284298A (en) * | 2011-06-24 | 2011-12-21 | 哈尔滨工业大学 | CdS/In2S3/CoS compound photocatalyst and preparation method thereof |
| CN105233842A (en) * | 2015-10-14 | 2016-01-13 | 上海理工大学 | Preparation method of multi-metal sulfide/graphene composite visible-light-driven photocatalyst |
| CN106732660A (en) * | 2016-12-29 | 2017-05-31 | 湖南文理学院 | A kind of preparation method of Graphene small particle zinc sulphide/silver sulfide hetero-junctions visible light catalytic material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108525677A (en) * | 2018-03-29 | 2018-09-14 | 中南民族大学 | A kind of ceria/indium sulfide zinc nanometer sheet composite catalyst and its in visible light catalytic CO2Application in conversion |
| CN108525677B (en) * | 2018-03-29 | 2020-12-01 | 中南民族大学 | Cerium dioxide/indium zinc sulfide nanosheet composite catalyst and application thereof in visible light catalysis of CO2Use in transformation |
| CN109821555A (en) * | 2019-03-28 | 2019-05-31 | 庞华红 | A kind of graphene composite nano material and its preparation method and application |
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Application publication date: 20180112 |