CN107486231A - A kind of preparation method of graphite phase carbon nitride colloid photochemical catalyst - Google Patents
A kind of preparation method of graphite phase carbon nitride colloid photochemical catalyst Download PDFInfo
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- CN107486231A CN107486231A CN201710733743.3A CN201710733743A CN107486231A CN 107486231 A CN107486231 A CN 107486231A CN 201710733743 A CN201710733743 A CN 201710733743A CN 107486231 A CN107486231 A CN 107486231A
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- carbon nitride
- phase carbon
- graphite phase
- colloid
- photochemical catalyst
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- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000000084 colloidal system Substances 0.000 title claims abstract description 33
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 22
- 239000010439 graphite Substances 0.000 title claims abstract description 22
- 239000003054 catalyst Substances 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 235000011164 potassium chloride Nutrition 0.000 claims abstract description 11
- 239000001103 potassium chloride Substances 0.000 claims abstract description 11
- SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000012719 thermal polymerization Methods 0.000 claims abstract 2
- 239000000843 powder Substances 0.000 claims description 27
- 239000007787 solid Substances 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 8
- 230000001699 photocatalysis Effects 0.000 claims description 8
- 238000007146 photocatalysis Methods 0.000 claims description 7
- 238000001354 calcination Methods 0.000 claims description 5
- 238000000502 dialysis Methods 0.000 claims description 4
- 239000002243 precursor Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 229910021383 artificial graphite Inorganic materials 0.000 claims 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000001257 hydrogen Substances 0.000 abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000006555 catalytic reaction Methods 0.000 abstract description 5
- 238000003786 synthesis reaction Methods 0.000 abstract description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 239000011941 photocatalyst Substances 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 10
- 238000001816 cooling Methods 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000000634 powder X-ray diffraction Methods 0.000 description 4
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005660 chlorination reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000002389 environmental scanning electron microscopy Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000011812 mixed powder Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- -1 Cyano group Chemical group 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910002621 H2PtCl6 Inorganic materials 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000004298 light response Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000015843 photosynthesis, light reaction Effects 0.000 description 1
- 125000004193 piperazinyl group Chemical group 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film 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
- B01J27/24—Nitrogen compounds
-
- B01J35/39—
-
- B01J35/50—
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
-
- 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
-
- 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
- C01B2203/1088—Non-supported catalysts
-
- 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 present invention relates to a kind of preparation method of graphite phase carbon nitride colloid photochemical catalyst, belong to catalysis material technical field.The synthesis of the graphite phase carbon nitride is with ammonium thiocyanate, and potassium chloride is predecessor, is obtained by a step thermal polymerization.Graphite phase carbon nitride prepared by the present invention can be well dispersed in water, and form colloid, and keep stable, compared with traditional body phase carbonitride, special chemistry and optical property are shown, there are stronger absorbing properties, show good Photocatalyzed Hydrogen Production performance under visible light illumination.The present invention has synthesized the material of novelty and has improved preparation technology, has important application prospect.
Description
Technical field
The invention belongs to catalysis material technical field, and in particular to a kind of system of graphite phase carbon nitride colloid photochemical catalyst
Preparation Method and purposes.
Background technology
It is a kind of more uniform mixture that colloid, which is also known as colloidal dispersion system, the thing containing two kinds of different conditions in colloid
Matter, a kind of dispersed phase, another continuous phase.Dispersion system of colloid is multiphase because degree of scatter is higher, is widely used
In material, catalysis, sensing, molecular recognition etc., therefore colloidal materials have great importance.In recent years, more and more
Colloid catalyst is used in photocatalysis field.It is colloidal tio 2 material wherein than more typical example.But dioxy
Changing titanium colloidal materials only has ultraviolet light response, and contains Titanium, is unfavorable for large-scale application.Therefore suitable non-gold is found
Category colloid catalysis material is the key problem of colloid photochemical catalyst development.
In recent years, graphite phase carbon nitride semiconductive polymer material is as a kind of metal-free photochemical catalyst, due to it
Visible light absorbing, and there is good physical and chemical stability, therefore by the extensive concern of researcher（Nat.
Mater. 2009, 8, 76）.Graphite phase carbon nitride material is in photolysis water hydrogen（ACS Catalysis. 2016, 6,
3921）, photocatalysis carbon dioxide conversion (Angew. Chem. Int. Ed. 2017,56,6627) and photocatalysis it is organic
Synthesis (J. Am. Chem. Soc. 2010,132,16299) etc. has a wide range of applications.But because it is
Body phase material, there is the problems such as insoluble, scattered uneven, constrain the raising of its photocatalysis performance.Then it is desirable to
Synthesis nitridation carbon colloid improves its photocatalytic activity.In addition, nitridation carbon colloid has extensively in the manufacture of thin-film device etc.
General application prospect.Therefore, we use ammonium thiocyanate and potassium chloride to synthesize carbon nitride photocatalyst for presoma.Test table
It is bright：The carbon nitride photocatalyst that this method prepares can be well dispersed in water, and form colloid, and keep stable, and
The carbon nitride photocatalyst shows good visible ray production hydrogen activity.
The content of the invention
The present invention relates to a kind of preparation method of graphite phase carbon nitride colloid photochemical catalyst.Carbonitride light prepared by the present invention
Catalyst well can be dispersed in water to form colloid, and keep stable.Solve conventional bulk phase carbon nitride not dissolving, disperse
The problems such as uneven, efficient photocatalysis Decomposition aquatic products hydrogen reaction can be realized.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of graphite phase carbon nitride colloid photochemical catalyst, it is dissolved in water and forms colloid, the colloid carries obvious elecrtonegativity, Neng Gouwen
It is fixed to exist.
A kind of method for preparing graphite phase carbon nitride colloid photochemical catalyst as described above, comprises the following steps：
（1）It is 1 by mass ratio：Two kinds of 50 potassium chloride, ammonium thiocyanate precursors are well mixed；
（2）By step（1）Obtained solid powder obtains solid sample after calcining 600 DEG C in air atmosphere；
（3）By step（2）Obtained solid powder adds water to remove remaining potassium chloride, and liquid is evaporated, obtains solid powder sample
Product.；
（4）By step（3）20 milligrams of obtained solid powder is dissolved in 100 milliliters of water, obtains nitrogenizing carbon colloid.
The remarkable advantage of the present invention is：
（1）Nitridation carbon colloid photochemical catalyst prepared by the present invention has good dispersion in aqueous, while has higher
Photocatalyzed Hydrogen Production activity, be a kind of new photochemical catalyst.
（2）The whole production process of the present invention is simple, and easily with control, energy consumption is low, and cost is low, and meeting actual production needs
Will, be advantageous to promote on a large scale.
Brief description of the drawings
Fig. 1 is X-ray powder diffraction (XRD) figure of the graphite phase carbon nitride of the gained of embodiment 2.
Fig. 2 is Fourier transform infrared spectroscopy (FT-IR) figure of the graphite phase carbon nitride of the gained of embodiment 2.
Fig. 3 is Zeta potential (Zeta potential) figure of the nitridation carbon colloid of the gained of embodiment 3.
Fig. 4 is ESEM (SEM) figure of the graphite phase carbon nitride photochemical catalyst of the gained of embodiment 2.
Fig. 5 is ESEM (SEM) figure of the nitridation carbon colloid of the gained of embodiment 3.
Fig. 6 is transmission electron microscope (TEM) figure of the carbonitride solid powder of the gained of embodiment 3.
Fig. 7 is the activity figure of the photocatalysis Decomposition aquatic products hydrogen of the graphite phase carbon nitride photochemical catalyst of the gained of embodiment 2：
A represents prepared graphite phase carbon nitride colloid；B represents traditional body phase carbonitride.
Embodiment
It is several embodiments of the present invention below, further illustrates the present invention, but the present invention is not limited only to this.
Embodiment 1
Mass ratio is weighed first as 1：50 potassium chloride and ammonium thiocyanate, simultaneously solvent evaporated is uniformly mixed in aqueous.
Well mixed solid powder is placed into alumina crucible, calcining 12 is small under the conditions of being 600 DEG C in argon gas atmosphere, temperature
When.Sample is taken out after natural cooling to be ground into powder.Sample is taken out after natural cooling to be ground into powder.Pass through the side of dialysis
Method removes remaining potassium chloride, and dialysate is evaporated, obtains carbon nitride photocatalyst solid powder.The solid powder is dissolved in
Water, that is, obtain carbonitride colloid.
Embodiment 2
Mass ratio is weighed first as 1：50 potassium chloride and ammonium thiocyanate, ground and mixed are uniform.By the uniform solid of ground and mixed
Powder is placed into alumina crucible, is calcined 12 hours under the conditions of being 600 DEG C in air atmosphere, temperature.Taken out after natural cooling
Sample is ground into powder.Sample is taken out after natural cooling to be ground into powder.Remaining chlorination is removed by the method for dialysis
Potassium, dialysate is evaporated, obtains carbon nitride photocatalyst solid powder.The solid powder is dissolved in water, that is, obtains carbonitride glue
Body.
Embodiment 3
Mass ratio is weighed first as 1：50 potassium chloride and ammonium thiocyanate, ground and mixed are uniform.By the uniform solid of ground and mixed
Powder is placed into alumina crucible, is calcined 12 hours under the conditions of being 600 DEG C in argon gas atmosphere, temperature.Taken out after natural cooling
Sample is ground into powder.Sample is taken out after natural cooling to be ground into powder.Remaining chlorination is removed by the method for dialysis
Potassium, dialysate is evaporated, obtains carbon nitride photocatalyst solid powder.The solid powder is dissolved in water, that is, obtains carbonitride glue
Body.
Fig. 1 is the XRD of the carbon nitride photocatalyst solid powder of the gained of embodiment 2.It can be found that carbonitride from figure
Solid powder is 8.1oWith 27.5oThere are two obvious XRD for belonging to graphite phase carbon nitride (100) and (002) crystal face in place
Diffraction maximum, it was demonstrated that the product of preparation is graphite phase carbon nitride.
Fig. 2 is the FT-IR figures of the carbon nitride photocatalyst solid powder of the gained of embodiment 2.The bright carbonitride light of the chart is urged
The successful synthesis of agent.800 cm in figure-1With 1200 ~ 1600 cm-1The signal in section corresponds respectively to the breathing vibration of piperazine ring
With armaticity CN heterocycle stretching vibrations.In 2170 cm-1Cyano group of the neighbouring signals assignment in sample, 980 cm-1Neighbouring
Signal is potassium and NC2The vibration of key.
Fig. 3 is the Zeta potential figure of the nitridation carbon colloid of the gained of embodiment 3.As can be seen from the figure it is band to nitrogenize carbon colloid
There is obvious elecrtonegativity.
Fig. 4 is the scanning electron microscope (SEM) photograph of the carbon nitride photocatalyst solid powder of the gained of embodiment 2.As can be seen from the figure stone
Black phase carbon nitride sample stacked, and carry part cavernous structure in the form of sheets.
Fig. 5 is the scanning electron microscope (SEM) photograph of the nitridation carbon colloid of the gained of embodiment 3.As can be seen from the figure carbon colloid is nitrogenized in water
In be separated into nano particle.
Fig. 6 is transmission electron microscope (TEM) figure of the carbonitride solid powder of the gained of embodiment 2.As can be seen from the figure graphite
Phase carbon nitride sample stacked, and obvious lattice fringe can be observed in the form of sheets.
Fig. 7 is the carbon nitride photocatalyst and the property of body phase carbonitride photochemical catalyzing hydrogen making of the gained of embodiment 2
Figure can be compared.50mg carbon nitride photocatalyst solid powders are dispersed in 100 mL reaction reagents（Containing the ethanol of 10 vol. % tri-
The aqueous solution of amine, uses H2PtCl6Light deposition Pt in situ, i.e. 3 wt. % Pt）, using being reacted in upper illuminated reactor.
It can be found that the photochemical catalyst prepared using this method is under the conditions of radiation of visible light from figure（Xenon lamp 300W, cut out tab λ>
420 nm）Hydrogen-producing speed reach 282 μm of ol/h, calcine and obtain at 600 DEG C as precursor with ammonium thiocyanate is used alone
Body phase carbon nitride photocatalyst（25 μmol/h）Compare, hydrogen-producing speed improves 11 times.
It the foregoing is only presently preferred embodiments of the present invention, all precursor dosages done according to scope of the present invention patent
Ratio, calcining heat and time, and the change of calcination atmosphere, it should all belong to the covering scope of the present invention.
Claims (2)
- A kind of 1. preparation method of graphite phase carbon nitride colloid photochemical catalyst, it is characterised in that：Use ammonium thiocyanate and potassium chloride As presoma, pass through a step thermal polymerization method synthetic graphite phase carbon nitride photochemical catalyst.
- 2. the preparation method of graphite phase carbon nitride colloid photochemical catalyst according to claim 1, it is characterised in that：Including with Lower step：（1）It is 1 by mass ratio：Two kinds of 50 potassium chloride, ammonium thiocyanate precursors are well mixed；（2）By step（1）Obtained solid powder obtains solid sample after calcining 600 DEG C under atmospheric condition；（3）By step（2）Obtained solid powder removes remaining potassium chloride by the method for dialysis, and dialysate is evaporated, obtained To solid powder sample；（4）By step（3）20 milligrams of gained solid sample, add 100 milli liter of water, form graphite phase carbon nitride colloid photocatalysis Agent.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109179349A (en) * | 2018-10-08 | 2019-01-11 | 深圳大学 | A kind of Carbon Nitride Crystal and preparation method thereof |
| CN109603876A (en) * | 2018-12-14 | 2019-04-12 | 深圳大学 | Carbon nitride material and its preparation method and application |
| CN109603875A (en) * | 2018-12-14 | 2019-04-12 | 深圳大学 | Carbon nitride material and its preparation method and application |
| CN109833895A (en) * | 2019-03-28 | 2019-06-04 | 南昌航空大学 | A kind of preparation method for the heterogeneous class Fenton photochemical catalyst of alkalization class graphite phase carbon nitride modified with visible light-responded manganese metal |
| CN109847785A (en) * | 2019-02-25 | 2019-06-07 | 牟富书 | A kind of preparation method nitrogenizing carbon colloid |
| CN114558606A (en) * | 2022-02-28 | 2022-05-31 | 中国科学院西北生态环境资源研究院 | Catalyst for extracting and separating uranium from uranium-containing wastewater or seawater and application thereof |
| CN115025803A (en) * | 2022-06-29 | 2022-09-09 | 安徽大学 | Cyano-modified carbon nitride and preparation method and application thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109179349A (en) * | 2018-10-08 | 2019-01-11 | 深圳大学 | A kind of Carbon Nitride Crystal and preparation method thereof |
| CN109603876A (en) * | 2018-12-14 | 2019-04-12 | 深圳大学 | Carbon nitride material and its preparation method and application |
| CN109603875A (en) * | 2018-12-14 | 2019-04-12 | 深圳大学 | Carbon nitride material and its preparation method and application |
| CN109603875B (en) * | 2018-12-14 | 2022-05-17 | 深圳大学 | Carbon nitride material and preparation method and application thereof |
| CN109603876B (en) * | 2018-12-14 | 2022-07-19 | 深圳大学 | Carbon nitride material and preparation method and application thereof |
| CN109847785A (en) * | 2019-02-25 | 2019-06-07 | 牟富书 | A kind of preparation method nitrogenizing carbon colloid |
| CN109833895A (en) * | 2019-03-28 | 2019-06-04 | 南昌航空大学 | A kind of preparation method for the heterogeneous class Fenton photochemical catalyst of alkalization class graphite phase carbon nitride modified with visible light-responded manganese metal |
| CN114558606A (en) * | 2022-02-28 | 2022-05-31 | 中国科学院西北生态环境资源研究院 | Catalyst for extracting and separating uranium from uranium-containing wastewater or seawater and application thereof |
| CN115025803A (en) * | 2022-06-29 | 2022-09-09 | 安徽大学 | Cyano-modified carbon nitride and preparation method and application thereof |
| CN115025803B (en) * | 2022-06-29 | 2024-01-09 | 安徽大学 | Cyano modified carbon nitride and preparation method and application thereof |
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