CN110252354A - A kind of black phosphorus indium sulfide zinc composite visible light catalyst and preparation method thereof - Google Patents
A kind of black phosphorus indium sulfide zinc composite visible light catalyst and preparation method thereof Download PDFInfo
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- CN110252354A CN110252354A CN201910535222.6A CN201910535222A CN110252354A CN 110252354 A CN110252354 A CN 110252354A CN 201910535222 A CN201910535222 A CN 201910535222A CN 110252354 A CN110252354 A CN 110252354A
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 239000003054 catalyst Substances 0.000 title claims abstract description 84
- 239000002131 composite material Substances 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 229910052738 indium Inorganic materials 0.000 title abstract description 3
- 239000011701 zinc Substances 0.000 title abstract description 3
- 229910052725 zinc Inorganic materials 0.000 title abstract description 3
- 239000006185 dispersion Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000001257 hydrogen Substances 0.000 claims description 37
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 36
- 229910052739 hydrogen Inorganic materials 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 238000006303 photolysis reaction Methods 0.000 claims description 15
- 238000001027 hydrothermal synthesis Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- PSCMQHVBLHHWTO-UHFFFAOYSA-K indium(iii) chloride Chemical compound Cl[In](Cl)Cl PSCMQHVBLHHWTO-UHFFFAOYSA-K 0.000 claims description 10
- 239000000243 solution Substances 0.000 claims description 10
- 238000010907 mechanical stirring Methods 0.000 claims description 8
- 239000002243 precursor Substances 0.000 claims description 8
- YUKQRDCYNOVPGJ-UHFFFAOYSA-N thioacetamide Chemical compound CC(N)=S YUKQRDCYNOVPGJ-UHFFFAOYSA-N 0.000 claims description 8
- DLFVBJFMPXGRIB-UHFFFAOYSA-N thioacetamide Natural products CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000005119 centrifugation Methods 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- -1 mixes Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 238000004299 exfoliation Methods 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 239000000320 mechanical mixture Substances 0.000 claims description 2
- 239000011259 mixed solution Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 238000002604 ultrasonography Methods 0.000 claims description 2
- 238000001291 vacuum drying Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 12
- 230000001699 photocatalysis Effects 0.000 abstract description 9
- 239000004065 semiconductor Substances 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract 1
- 239000011941 photocatalyst Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 20
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 239000002253 acid Substances 0.000 description 8
- 239000007864 aqueous solution Substances 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052698 phosphorus Inorganic materials 0.000 description 6
- 239000011574 phosphorus Substances 0.000 description 6
- 238000007146 photocatalysis Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000703 high-speed centrifugation Methods 0.000 description 2
- 239000005457 ice water Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 238000013032 photocatalytic reaction Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
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
-
- 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
- B01J27/14—Phosphorus; Compounds thereof
-
- B01J35/39—
-
- 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
- C01B3/042—Decomposition of water
-
- 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 belongs to Photocatalitic Technique of Semiconductor field, specially a kind of black phosphorus indium sulfide zinc composite visible light catalyst and preparation method thereof.The present invention is with two-dimensional layer black phosphorus and the petal-shaped ZnIn of morphology controllable2S4For catalyst, black phosphorus and ZnIn are realized by continuous mechanical immixture2S4Combining closely between interface.The composite catalyst has the characteristics that good dispersion, interfacial interaction are strong, H2-producing capacity is excellent；The efficient photocatalytic water H2-producing capacity of composite catalyst has benefited from black phosphorus and ZnIn2S4Between the effective of photo-generate electron-hole inhibit and photogenerated charge efficiently separates.Meanwhile black phosphorus/ZnIn2S4The recycling of composite catalyst is easy, and recycled repeatedly still shows high activity speciality, meets green economy requirement.Black phosphorus/ZnIn provided by the invention2S4Composite photo-catalyst and its preparation provide new route for the design and exploitation of efficient visible light catalyst.
Description
Technical field
The invention belongs to Photocatalitic Technique of Semiconductor fields, and in particular to and a kind of black phosphorus for efficient photodissociation aquatic products hydrogen/
ZnIn2S4Composite visible light catalyst and preparation method thereof.
Background technique
Hydrogen energy source is a kind of energy substance environmental-friendly, burning is pollution-free, calorific value is high, is assert by multiple countries at present
For one of future development energy the most clean.Yearning with people to green " low-carbon life ", environmentally friendly production hydrogen skill
Art is increasingly taken seriously.But in terms of hydrogen energy source production, at present using widest still to the hydrocarbon based fossils energy such as natural gas
Source substance is cracked, and the process of known energy source is still consumed on the process nature, while the essential energy that will cause turns
Change waste.Some special hydrogen production reactions also need just to can be carried out under conditions of high temperature and pressure, these traditional chemical processes are got over
Not catch up with requirement of the people to resource and environment more.Semiconductor material Photocatalyzed Hydrogen Production technology is considered as FUTURE ENVIRONMENT close friend
Type Hydrogen Energy the main direction of development, has that reaction condition is mild, reaction step is simple and advantages of environment protection, can be well
Solve traditional hydrogen production reaction bring resource and environmental issue.Therefore, no matter Photocatalyzed Hydrogen Production technology is from Energy Angle or ring
Conformal degree is all undoubtedly an important research direction.
In numerous semiconductor light-catalysts, ZnIn2S4(about due to its special optical characteristics and appropriate band gap width
For 2.3 eV), it is a kind of ideal catalyst for decomposing aquatic products hydrogen suitable for visible light catalytic, causes the extensive pass of researcher
Note.However, simple ZnIn2S4Catalyst remains compound fast, the separation of charge low efficiency of photo-generated carrier and limited
The disadvantages of light abstraction width, inhibits its photocatalysis Decomposition aquatic products hydrogen activity to a certain extent.Therefore, searching and ZnIn2S4Half
The other materials that conductor energy band matches, for solving these problems, improving its photocatalytic hydrogen production by water decomposition ability has very
Important meaning.
Black phosphorus is a kind of exemplary two dimensional stratiform (thin layer) nano material being stripped out from blocky black phosphorus, master in structure
It shows as orderly phosphorus atoms arrangement, monoatomic layer, have the features such as direct band gap.Currently, black phosphorus is because of its unique two-dimensional layer
Structure has become the research hotspot of the subjects such as chemistry, physics, material, environment instantly.Specifically, photodissociation aquatic products hydrogen this
In research direction, the unique light absorpting ability of black phosphorus, ultrafast carrier mobility and and ZnIn are utilized2S4Semiconductor phase
The band gap width matched can be largely fulfilled the raising of photocatalysis Decomposition aquatic products hydrogen activity, be expected to as two-dimentional composite catalyzing
The exploitation of agent and be applied to photocatalysis Decomposition aquatic products hydrogen provide new approaches.Based on this, the present invention is by two-dimensional layer black phosphorus and pattern
Controllable petal-shaped ZnIn2S4Catalyst combines, and matched band gap width and the light absorpting ability of black phosphorus strength are effective between the two
The separation for promoting photogenerated charge, expanded spectral absorption range, under visible light conditions realize photocatalysis Decomposition aquatic products hydrogen
It is active to significantly improve.
Summary of the invention
It is an object of the invention to by two-dimentional black phosphorus material and petal-like ZnIn2S4It is combined, providing one kind can be used for
Black phosphorus/ZnIn of high efficiency photocatalysis decomposition aquatic products hydrogen2S4Composite catalyst and preparation method thereof.Compound effective rush between the two
Into photogenerated charge separation and expanded spectral absorption range, realized under visible light conditions high activity H2-producing capacity with
And good stability, stable production hydrogen activity is still shown after recycled test repeatedly.
A kind of black phosphorus/ZnIn proposed by the present invention2S4Composite visible light catalyst, can with two-dimensional layer black phosphorus and pattern
The petal-shaped ZnIn of control2S4Stratiform black phosphorus and petal-shaped ZnIn are realized by continuous mechanical mixture for catalyst2S4Catalyst
It combines closely, and then forms a kind of black phosphorus/ZnIn of stability and high efficiency2S4Composite visible light catalyst, the catalyst can be applied to
The reaction of photodissociation aquatic products hydrogen；Wherein: black phosphorus and ZnIn2S4Mass percent is 0.01% ~ 5%.
Black phosphorus/ZnIn proposed by the present invention2S4The preparation method of composite visible light catalyst, the specific steps are as follows:
(1) blocky black phosphorus crystal is ground to powder, mixes, and NaOH is added, is mixed with N-Methyl pyrrolidone (NMP)
Solution, ultrasonic mechanical stripping again plus water, form uniform black phosphorus dispersion liquid through centrifugation, washing and drying；
(2) ZnCl is chosen2、InCl3·4H2O and thioacetamide (TAA) are dissolved in water, form precursor solution, are adjusted with HCl
The pH value of precursor solution is transferred in hydrothermal reaction kettle and reacts after mixing evenly, after centrifugation, washing and vacuum drying, obtains
To petal-shaped ZnIn2S4Catalyst；
(3) the petal-shaped ZnIn for obtaining step (2)2S4Catalyst and the black phosphorus dispersion liquid of step (1) preparation mix in proportion,
Obtain mixed liquor, the mixed liquor ultrasonic disperse, continuous 2 ~ 12 h of mechanical stirring, centrifugation, filtering and it is dry after, obtain black phosphorus/
ZnIn2S4Composite catalyst；Wherein: black phosphorus and ZnIn2S4Mass percent is 0.01% ~ 5%.
In the present invention, NaOH is added in step (1), control mixed solution pH value is 6 ~ 14.
In the present invention, ultrasound mechanical stripping described in step (1), control splitting time be 1 ~ 10 h, exfoliation temperature be 5~
35℃。
In the present invention, black phosphorus dispersion liquid concentration obtained by step (1) is 0.1 ~ 1.0 mg/mL.
In the present invention, ZnCl in step (2)2、InCl3·4H2O and TAA molar ratio is 1:(1 ~ 2): (1 ~ 8).
The pH value that HCl adjusts precursor solution is added in the present invention, in step (2), pH value control is 0.1 ~ 6.
In the present invention, controlling hydrothermal temperature in hydro-thermal reaction in step (2) is 60 ~ 220 DEG C, and the hydro-thermal time is 2 ~ 24 h.
The photocatalytic water H2-producing capacity of catalyst prepared by the present invention is to complete to test by photocatalytic reaction device,
Specific operation process is as follows: being previously added pure water in photodissociation aquatic products hydrogen reaction unit, and the Na of 0.3 ~ 1.0 M is added2S and
The Na of 0.2 ~ 1.5 M2SO3As sacrifice agent.The catalyst of preparation is added in backward reaction unit, vacuumizes, opens 50 ~ 500 W
For xenon lamp as radiation source, the yield of hydrogen is measured by connection gas chromatograph, is monitored once an hour.
The present invention has the following advantages that and positive effect:
1, the photocatalytic activity of catalyst is high, and being embodied in the reaction of photodissociation aquatic products hydrogen has higher hydrogen output.
2, process for synthetic catalyst is simple and direct easy to operate, can be by changing black phosphorus and ZnIn2S4Mass ratio, and then modulation
The production hydrogen activity of composite catalyst.
3, the stability of catalyst is good, applies and repeatedly still shows higher photodissociation aquatic products hydrogen activity.
4, the composed structure of catalyst is novel, by introducing two-dimensional layer black phosphorus material and petal-shaped inorganic semiconductor, opens up
The design type of catalysis material is opened up.
Detailed description of the invention
Fig. 1 black phosphorus, ZnIn2S4And black phosphorus/ZnIn2S4The XRD diagram of composite catalyst;
Fig. 2 black phosphorus/ZnIn2S4Composite catalyst SEM schemes (a), and TEM schemes (b).
Specific embodiment
Below by specific embodiment, the present invention is further explained, but implements to be not limited only to following embodiment.
Embodiment 1:
(1) ultrasonic stripping method prepares black phosphorus dispersion liquid, detailed process are as follows: weighs 20 mg bulk black phosphorus crystals and grinds in mortar
It to powder, mixes with 30 mL N-Methyl pyrrolidones into 100 mL beakers, 0.6 g NaOH is added and stirs to dissolution.It will burn
Cup, which is placed in 10 DEG C of ice-water baths, carries out ultrasonic removing, 180 W of power, 3 h of splitting time.Stripper is centrifuged under 3000 rpm,
2//3 supernatant is taken, is continued in 14000 rpm high speed centrifugations, sediment distillation washing 3 times, obtained black solid divides again
It dissipates in 20 mL deionized waters to get to uniform black phosphorus dispersion liquid (0.2 mg/mL)；
(2) hydro-thermal method prepares petal-shaped ZnIn2S4, detailed process are as follows: weigh ZnCl according to molar ratio for 1:2:42、InCl3·
4H2O, thioacetamide (TAA) and 60 mL distilled water are stirred at room temperature in 100 mL beakers to molten, addition 1M hydrochloric acid, tune
PH=1 is saved, continues 0.5 h of stirring and obtains precursor solution.Precursor solution is shifted into 100 mL reaction kettles, 160 DEG C of temperature,
12 h of hydro-thermal time.Sediment distilled water, ethanol washing 3 times, 60 DEG C of vacuum are dried overnight to get petal-shaped ZnIn2S4Catalysis
Agent；
(3) black phosphorus/ZnIn2S4The preparation of composite catalyst, detailed process are as follows: weigh ZnIn2S4100 mg of catalyst is measured black
0.05 mL of phosphorus dispersion liquid, by black phosphorus dispersion liquid and ZnIn2S4Catalyst is mixed in the closed aqueous solution of 50 mL, ultrasonic disperse
After 30 min, vacuumizes and be centrifuged under the conditions of continuous mechanical stirring 12 h, 14000 rpm, last 60 DEG C of vacuum are dried overnight, i.e.,
Obtain 0.01% black phosphorus/ZnIn2S4Composite catalyst.Weigh 0.01% black phosphorus/ZnIn of different quality2S4Composite catalyst (1#: 10
Mg, 2#: 20 mg), it is scattered in 99.95 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carry out the examination of photodissociation aquatic products hydrogen
It tests.
Embodiment 2:
(1) ultrasonic stripping method prepares black phosphorus dispersion liquid with embodiment 1；
(2) hydro-thermal method prepares petal-shaped ZnIn2S4With embodiment 1；
(3) black phosphorus/ZnIn2S4The preparation of composite catalyst, detailed process are as follows: weigh ZnIn2S4100 mg of catalyst is measured black
0.25 mL of phosphorus dispersion liquid, by black phosphorus dispersion liquid and ZnIn2S4Catalyst is mixed in the closed aqueous solution of 50 mL, ultrasonic disperse
After 30 min, vacuumizes and be centrifuged under the conditions of continuous mechanical stirring 12 h, 14000 rpm, last 60 DEG C of vacuum are dried overnight, i.e.,
Obtain 0.05% black phosphorus/ZnIn2S4Composite catalyst.Weigh 0.05% black phosphorus/ZnIn of different quality2S4Composite catalyst (3#: 10
Mg, 4#: 20 mg), it is scattered in 99.75 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carry out the examination of photodissociation aquatic products hydrogen
It tests.
Embodiment 3:
(1) ultrasonic stripping method prepares black phosphorus dispersion liquid with embodiment 1；
(2) hydro-thermal method prepares petal-shaped ZnIn2S4With embodiment 1；
(3) black phosphorus/ZnIn2S4The preparation of composite catalyst, detailed process are as follows: weigh ZnIn2S4100 mg of catalyst is measured black
1.25 mL of phosphorus dispersion liquid, by black phosphorus dispersion liquid and ZnIn2S4Catalyst is mixed in the closed aqueous solution of 50 mL, ultrasonic disperse
After 30 min, vacuumizes and be centrifuged under the conditions of continuous mechanical stirring 12 h, 14000 rpm, last 60 DEG C of vacuum are dried overnight, i.e.,
Obtain 0.25% black phosphorus/ZnIn2S4Composite catalyst.Weigh 0.25% black phosphorus/ZnIn of different quality2S4Composite catalyst (5#: 10
Mg, 6#: 20 mg), it is scattered in 98.75 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carry out the examination of photodissociation aquatic products hydrogen
It tests.
Embodiment 4:
(1) ultrasonic stripping method prepares black phosphorus dispersion liquid with embodiment 1；
(2) hydro-thermal method prepares petal-shaped ZnIn2S4With embodiment 1；
(3) black phosphorus/ZnIn2S4The preparation of composite catalyst, detailed process are as follows: weigh ZnIn2S4100 mg of catalyst is measured black
2.5 mL of phosphorus dispersion liquid, by black phosphorus dispersion liquid and ZnIn2S4Catalyst is mixed in the closed aqueous solution of 50 mL, ultrasonic disperse 30
After min, vacuumize and be centrifuged under the conditions of continuous mechanical stirring 12 h, 14000 rpm, last 60 DEG C of vacuum be dried overnight to get
0.5% black phosphorus/ZnIn2S4Composite catalyst.Weigh 0.5% black phosphorus/ZnIn of different quality2S4Composite catalyst (7#: 10 mg,
8#: 20 mg), it is scattered in 97.5 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carry out the test of photodissociation aquatic products hydrogen.
Embodiment 5:
(1) ultrasonic stripping method prepares black phosphorus dispersion liquid with embodiment 1；
(2) hydro-thermal method prepares petal-shaped ZnIn2S4With embodiment 1；
(3) black phosphorus/ZnIn2S4The preparation of composite catalyst, detailed process are as follows: weigh ZnIn2S4100 mg of catalyst is measured black
5 mL of phosphorus dispersion liquid, by black phosphorus dispersion liquid and ZnIn2S4Catalyst is mixed in the closed aqueous solution of 50 mL, ultrasonic disperse 30
After min, vacuumize and be centrifuged under the conditions of continuous mechanical stirring 12 h, 14000 rpm, last 60 DEG C of vacuum be dried overnight to get
1% black phosphorus/ZnIn2S4Composite catalyst.Weigh 1% black phosphorus/ZnIn of different quality2S4Composite catalyst (9#: 10 mg, 10#: 20
Mg), it is scattered in 95 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carries out the test of photodissociation aquatic products hydrogen.
Embodiment 6:
(1) ultrasonic stripping method prepares black phosphorus dispersion liquid with embodiment 1；
(2) hydro-thermal method prepares petal-shaped ZnIn2S4With embodiment 1；
(3) black phosphorus/ZnIn2S4The preparation of composite catalyst, detailed process are as follows: weigh ZnIn2S4100 mg of catalyst is measured black
25 mL of phosphorus dispersion liquid, by black phosphorus dispersion liquid and ZnIn2S4Catalyst is mixed in the closed aqueous solution of 50 mL, ultrasonic disperse 30
After min, vacuumize and be centrifuged under the conditions of continuous mechanical stirring 12 h, 14000 rpm, last 60 DEG C of vacuum be dried overnight to get
5% black phosphorus/ZnIn2S4Composite catalyst.Weigh 5% black phosphorus/ZnIn of different quality2S4Composite catalyst (11#: 10 mg, 12#:
20 mg), it is scattered in 75 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carry out the test of photodissociation aquatic products hydrogen.
Embodiment 7:
For objective evidence black phosphorus/ZnIn2S4Composite catalyst produces hydrogen effect, and the present invention has individually probed into the flower of hydro-thermal method preparation
Petaloid ZnIn2S4The activity of catalyst, specific preparation process is the same as embodiment 1.Weigh the ZnIn of different quality2S4Catalyst (13#:
10 mg, 14#: 20 mg), it is scattered in 100 mL water and chloroplatinic acid (10 mg/mL, 28 uL) is added and carry out photodissociation aquatic products hydrogen
Test.
Embodiment 8:
For objective evidence black phosphorus/ZnIn2S4Composite catalyst produces hydrogen effect, and the present invention has individually probed into mechanical stripping method preparation
Stratiform black phosphorus catalyst activity.
Wherein, mechanical stripping method prepares black phosphorus catalyst detailed process are as follows: weighs 20 mg bulk black phosphorus crystals in mortar
It is ground to powder, is mixed with 30 mL N-Methyl pyrrolidones into 100 mL beakers, 0.6 g NaOH is added and stirs to dissolution.
It places the beaker and carries out ultrasonic removing, 180 W of power, 3 h of splitting time in 10 DEG C of ice-water baths.Stripper under 3000 rpm from
The heart takes 2//3 supernatant, continues in 14000 rpm high speed centrifugations, sediment distillation washing 3 times, obtained black solid is i.e.
For stratiform black phosphorus.The black phosphorus (15 of different quality is weighed respectively#: 10 mg, 16#: 20 mg), it is scattered in 100 mL water and is added
Chloroplatinic acid (10 mg/mL, 28 uL) carries out the test of photodissociation aquatic products hydrogen.
1. black phosphorus of table, ZnIn2S4And black phosphorus/ZnIn2S4The production hydrogen activity of composite catalyst is tested
Claims (8)
1. a kind of black phosphorus/ZnIn2S4Composite visible light catalyst, it is characterised in that: with two-dimensional layer black phosphorus and morphology controllable
Petal-shaped ZnIn2S4Stratiform black phosphorus and petal-shaped ZnIn are realized by continuous mechanical mixture for catalyst2S4Catalyst it is close
In conjunction with, and then form a kind of black phosphorus/ZnIn of stability and high efficiency2S4Composite visible light catalyst, the catalyst can be applied to photodissociation
The reaction of aquatic products hydrogen；Wherein: black phosphorus and ZnIn2S4Mass percent is 0.01% ~ 5%.
2. a kind of black phosphorus/ZnIn as described in claim 12S4The preparation method of composite visible light catalyst, it is characterised in that:
Specific step is as follows:
(1) blocky black phosphorus crystal is ground to powder, mixes, and NaOH is added, is mixed with N-Methyl pyrrolidone (NMP)
Solution, ultrasonic mechanical stripping again plus water, form uniform black phosphorus dispersion liquid through centrifugation, washing and drying；
(2) ZnCl is chosen2、InCl3·4H2O and thioacetamide (TAA) are dissolved in water, form precursor solution, are adjusted with HCl
The pH value of precursor solution is transferred in hydrothermal reaction kettle and reacts after mixing evenly, after centrifugation, washing and vacuum drying, obtains
To petal-shaped ZnIn2S4Catalyst；
(3) the petal-shaped ZnIn for obtaining step (2)2S4Catalyst and the black phosphorus dispersion liquid of step (1) preparation mix in proportion,
Obtain mixed liquor, the mixed liquor ultrasonic disperse, continuous 2 ~ 12 h of mechanical stirring, centrifugation, filtering and it is dry after, obtain black phosphorus/
ZnIn2S4Composite catalyst；Wherein: black phosphorus and ZnIn2S4Mass percent is 0.01% ~ 5%.
3. black phosphorus/Znaccording to claim 22S4The preparation method of composite visible light catalyst, it is characterised in that: step
Suddenly NaOH is added in (1), control mixed solution pH value is 6 ~ 14.
4. black phosphorus/Znaccording to claim 22S4The preparation method of composite visible light catalyst, it is characterised in that: step
Suddenly ultrasound mechanical stripping described in (1), control splitting time are 1 ~ 10h, and exfoliation temperature is 5~35 DEG C.
5. black phosphorus/Znaccording to claim 22S4The preparation method of composite visible light catalyst, it is characterised in that: step
Suddenly black phosphorus dispersion liquid concentration obtained by (1) is 0.1 ~ 1.0 mg/mL.
6. black phosphorus/Znaccording to claim 22S4The preparation method of composite visible light catalyst, it is characterised in that: step
Suddenly ZnCl in (2)2、InCl3·4H2O and TAA molar ratio is 1:(1 ~ 2): (1 ~ 8).
7. black phosphorus/Znaccording to claim 22S4The preparation method of composite visible light catalyst, it is characterised in that: step
Suddenly the pH value that HCl adjusts precursor solution is added in (2), pH value control is 0.1 ~ 6.
8. black phosphorus/Znaccording to claim 22S4The preparation method of composite visible light catalyst, it is characterised in that: step
Suddenly controlling hydrothermal temperature in (2) in hydro-thermal reaction is 60 ~ 220 DEG C, and the hydro-thermal time is 2 ~ 24 h.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113046077A (en) * | 2019-12-27 | 2021-06-29 | Tcl集团股份有限公司 | Composite material, quantum dot light-emitting diode and preparation method thereof |
| CN113716647A (en) * | 2021-10-09 | 2021-11-30 | 陕西科技大学 | Application of zinc indium sulfide/black phosphorus nanosheet photocatalytic activation ferrate degradation antibiotic |
| CN115193458A (en) * | 2022-08-02 | 2022-10-18 | 陕西科技大学 | Sheet-like BPQDs/ZnIn 2 S 4 Binary heterostructure composite photocatalytic material and preparation method and application thereof |
| CN115463671A (en) * | 2022-08-12 | 2022-12-13 | 陕西科技大学 | BPQDs/MoO 3 /ZnIn 2 S 4 Ternary heterostructure composite photocatalytic material, preparation method and application |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103611548A (en) * | 2013-11-28 | 2014-03-05 | 福州大学 | Reduced graphene oxide/ZnIn2S4 photocatalyst and preparation method and application thereof |
| CN106025798A (en) * | 2016-07-13 | 2016-10-12 | 东南大学 | Heterojunction semiconductor laser and manufacturing method thereof |
| CN108389977A (en) * | 2018-04-26 | 2018-08-10 | 西南石油大学 | A kind of perovskite solar cell and preparation method thereof |
| CN109772383A (en) * | 2019-03-07 | 2019-05-21 | 华南师范大学 | A kind of sulfur-indium-zinc/black phosphorus quantum dot and its preparation method and application |
-
2019
- 2019-06-20 CN CN201910535222.6A patent/CN110252354A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103611548A (en) * | 2013-11-28 | 2014-03-05 | 福州大学 | Reduced graphene oxide/ZnIn2S4 photocatalyst and preparation method and application thereof |
| CN106025798A (en) * | 2016-07-13 | 2016-10-12 | 东南大学 | Heterojunction semiconductor laser and manufacturing method thereof |
| CN108389977A (en) * | 2018-04-26 | 2018-08-10 | 西南石油大学 | A kind of perovskite solar cell and preparation method thereof |
| CN109772383A (en) * | 2019-03-07 | 2019-05-21 | 华南师范大学 | A kind of sulfur-indium-zinc/black phosphorus quantum dot and its preparation method and application |
Non-Patent Citations (2)
| Title |
|---|
| GUAN, ZJ ET AL.: "AgIn5S8 nanoparticles anchored on 2D layered ZnIn2S4 to form 0D/2D heterojunction for enhanced visible-light photocatalytic", 《APPL. CATAL. B:ENVIRON》 * |
| 陈顺生等: "氧化钛纳米纤维的制备及其硫铟锌复合研究", 《功能材料》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113046077A (en) * | 2019-12-27 | 2021-06-29 | Tcl集团股份有限公司 | Composite material, quantum dot light-emitting diode and preparation method thereof |
| CN113046077B (en) * | 2019-12-27 | 2022-06-24 | Tcl科技集团股份有限公司 | Composite material, quantum dot light-emitting diode and preparation method thereof |
| CN113716647A (en) * | 2021-10-09 | 2021-11-30 | 陕西科技大学 | Application of zinc indium sulfide/black phosphorus nanosheet photocatalytic activation ferrate degradation antibiotic |
| CN115193458A (en) * | 2022-08-02 | 2022-10-18 | 陕西科技大学 | Sheet-like BPQDs/ZnIn 2 S 4 Binary heterostructure composite photocatalytic material and preparation method and application thereof |
| CN115463671A (en) * | 2022-08-12 | 2022-12-13 | 陕西科技大学 | BPQDs/MoO 3 /ZnIn 2 S 4 Ternary heterostructure composite photocatalytic material, preparation method and application |
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