CN105195185A - Efficient light fenton catalyst Ag3PO4/CuO and preparation method thereof - Google Patents

Efficient light fenton catalyst Ag3PO4/CuO and preparation method thereof Download PDF

Info

Publication number
CN105195185A
CN105195185A CN201510599367.4A CN201510599367A CN105195185A CN 105195185 A CN105195185 A CN 105195185A CN 201510599367 A CN201510599367 A CN 201510599367A CN 105195185 A CN105195185 A CN 105195185A
Authority
CN
China
Prior art keywords
cuo
preparation
ag3po4
catalyst
fenton catalyst
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201510599367.4A
Other languages
Chinese (zh)
Other versions
CN105195185B (en
Inventor
马培艳
余勇
傅正义
洪时泉
易志杰
孔朝鹏
于洪舰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan University of Technology WUT
Original Assignee
Wuhan University of Technology WUT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wuhan University of Technology WUT filed Critical Wuhan University of Technology WUT
Priority to CN201510599367.4A priority Critical patent/CN105195185B/en
Publication of CN105195185A publication Critical patent/CN105195185A/en
Application granted granted Critical
Publication of CN105195185B publication Critical patent/CN105195185B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Catalysts (AREA)

Abstract

The invention discloses an efficient light fenton catalyst Ag3PO4/CuO and a preparation method thereof. The Ag3PO4/CuO compound light fenton catalyst is characterized by being prepared from Ag3PO4 with a polyhedron structure and CuO nano spherical particles loaded on the surface of Ag3PO4. The preparation method comprises the steps of CuO preparation, wherein Cu(Ac)2 is adopted as a precursor, and a hydrothermal reaction is carried out to prepare CuO under the existence of PVP additives; 2, Ag3PO4/CuO preparation, wherein an AgNO3 water solution is added to CuO obtained in the step 1 for stirring at room temperature, then excessive Na3PO4 buffer solutions prepared from Na2HPO4 and NaH2PO4 are added dropwise, reacting is carried out along with stirring, CuO is generated in situ on Ag3PO4, and an Ag3PO4/CuO composite is obtained. The catalyst can improve the fenton catalytic performance of pure CuO, the defect that a single light catalyst Ag3PO4 is poor in stability and circulation performance is overcome, and when the catalyst is used for organic pollutant degradation, the advantages of being high in catalytic performance, stable in structure, high in circulating performance, free of pollution of degradation products and the like are achieved. The efficient light fenton catalyst Ag3PO4/CuO can be used for the fields of organic pollutant oxidative degradation, water decomposition hydrogen manufacturing and the like.

Description

A kind of efficiency light fenton catalyst Ag 3pO 4/ CuO and preparation method thereof
Technical field
The invention belongs to catalysis material technical field, particularly a kind of efficiency light fenton catalyst Ag 3pO 4/ CuO and preparation method thereof.
Background technology
Enter 21 century; the a series of crisis of facing mankind: population expansion and resource consume excessively; a large amount of disappearances etc. of the pollution of air, water quality, the discharge of toxic waste, global warming that greenhouse gases cause and living species, global environment has been faced with ocean, fresh water, wetland, bio-diversity and the energy five and has challenged greatly.Sustainable development view discloses, and population, resource and environment are closely related, and comprehensive utilization of resources and environmental protection connect each other, form an organic whole.Environmental protection is the important content in development of resources, economy development advancement.In order to realize the sustainable development of economic society, control the important component part that water quality work becomes environmental protection work.The organic matter in effective means degradation water how is adopted to be a topic being worth inquiring into.
From 2010, leaf golden flower seminar found a kind ofly have that quantum yield is high, visible light catalytic performance is good, the novel visible catalyst Ag of non-secondary pollution 3pO 4, research finds that this indirect semiconductor is far away higher than the semiconductor catalytic performance that forefathers report, can quick and complete degradable organic pollutant, but it is partly dissolved in water, specific area is low, expensive, not only illumination is unstable, and electron-hole very easily compound, greatly limit the photocatalysis performance of self, so, researchers are around these problems, by various method, introduce new semiconductor, successfully synthesize various Ag 3pO 4composite, as Ag 3pO 4/ AgI, Ag 3pO 4/ Ag 2s, Ag 3pO 4/ In (OH) 3, Ag 3pO 4/ GO, Ag 3pO 4/ g-C 3n 4, Ag 3pO 4/ MoS 2, Ag 3pO 4/ WS 2, etc., nearly tens kinds, although this improves pure Ag to a great extent 3pO 4various weakness, but these thinkings all more single, be difficult to expand.
From 1894, French scientist H.J.H.Fenton found in acidic aqueous solution and H 2o 2under the condition coexisted, Fe 2+effectively tartaric acid can be oxidized, thus invented Fenton reagent, for analysis-reduction organic matter and organic selective oxidation provide a kind of new method, within 1964, Eisenhouser uses Fenton reagent process phenol and alkylbenzene waste water first, has started the precedent that Fenton reagent is applied in environmental contaminants process.Nowadays, people constantly study Fenton reagent and open up Fenton system, as FeOCl, CeO 2, Fe 3o 4, Cu 2(OH) PO 4, CeO 2/ Fe 3o 4, CuO/Cu 2o, efficient and a large amount of degradation of organic substances, looks for another way for solving problem of environmental pollution.Fenton reagent has obvious advantage as a kind of strong oxidizer for the persistent organic pollutants removed in organic industrial sewage, is a kind of wastewater processing technology having very much application potential.Having reaction starts fast, and reaction condition is gentle; Equipment is simple, less energy consumption, saves long journey expense; Fenton reagent oxidisability is strong, and in course of reaction, pollutant is thoroughly innoxious, oxidant H 2o 2disintegrate after reaction, does not stay remnants, is also good flocculant simultaneously; Running is reliable and stable, easy and simple to handle.
CuO is extensively studied by scientific research person as a kind of semi-conducting material, comprised gas sensor, superconductor, photoswitch, li-ion electrode, Flied emission transmitter etc. by the application that people report, but what have very much prospect but to be ignored by people is its efficient Fenton catalytic performance for degradable organic pollutant in environmental pollution always, research shows, CuO has higher plan Fenton catalytic activity.
Summary of the invention
The object of this invention is to provide the efficient and good efficiency light fenton catalyst Ag of stability 3pO 4/ CuO and preparation method thereof.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of Ag is provided 3pO 4/ CuO complex light fenton catalyst, is characterized in that: it is by the Ag with polyhedral structure 3pO 4form with the CuO nanometer spherical particle of its area load.
By such scheme, the particle diameter of CuO nanometer spherical particle is 20-30nm, Ag 3pO 4particle diameter be 100-200nm.
By such scheme, CuO and Ag 3pO 4mol ratio 1:1 ~ 3:1.
A kind of above-mentioned Ag is provided 3pO 4the preparation method of/CuO complex light fenton catalyst, is characterized in that: comprise the steps:
(1) preparation of CuO: with Cu (Ac) 2for presoma, under the existence of PVP additive, hydro-thermal reaction prepares CuO;
(2) Ag 3pO 4the preparation of/CuO: at room temperature, adds AgNO in step (1) gained CuO 3the aqueous solution stirs, and it is excessive in Na dropwise to add afterwards 2hPO 4and NaH 2pO 4the pH of composition is the cushioning liquid of 7, stirring reaction, in-situ preparation Ag on CuO 3pO 4, obtain Ag 3pO 4/ CuO composite.
By such scheme, described hydrothermal temperature is 195-205 DEG C, and the hydro-thermal reaction time is 0.9-1.1h.
By such scheme, Cu (Ac) in described hydro-thermal reaction system 2concentration be 0.1mol/L.
By such scheme, every mM of Cu (Ac) 2the content of the PVP used is 0.0415-0.0443g.
By such scheme, the product washing, dry will obtained after described hydro-thermal reaction, obtains CuO.
By such scheme, the reaction time in step (2) is 4-6h.
By such scheme, step (2) carries out after having reacted washing, dry post processing.
Beneficial effect of the present invention:
This catalyst can improve the Fenton catalytic performance of pure CuO, can solve again single photochemical catalyst Ag 3pO 4stability and the defect of cyclicity difference, for organic pollutant degradation, there is the advantages such as catalytic performance is high, Stability Analysis of Structures, cyclicity are high, the product of degraded is pollution-free.This novel plan Fenton/photochemical catalyst has potential application prospect in fields such as organic pollution oxidative degradation, water decomposition hydrogen manufacturing.Catalyst preparing experiment condition is gentle, simple and convenient, be easy to operation.
Accompanying drawing explanation
Fig. 1 is different proportion Ag 3pO 4the XRD figure of/CuO catalyst, a, b, c are respectively the Ag of different proportion 3pO 4/ CuO, is respectively 1:1,1:2,1:3;
Fig. 2 is pure CuO, different proportion CuO/Ag 3pO 4fESEM figure, the FESEM figure of a is pure CuO, b, c, d to be molar ratio be respectively 1:1,2:1,3:1;
Fig. 3 is CuO, Ag 3pO 4, Ag 3pO 4the performance test figure of/CuO, a, b, c are respectively CuO, Ag 3pO 4, Ag 3pO 4the performance test figure of/CuO, wherein H 2o 2consumption be 200 μ L;
Fig. 4 is the Ag of performance the best 3pO 4/ CuO adds different H 2o 2performance test figure;
Fig. 5 is the Ag of performance the best 3pO 4the cyclical stability experiment of the sample of/CuO;
Detailed description of the invention
Below in conjunction with drawings and Examples, further detailed description is done to the present invention
Embodiment 1
(1) preparation method's (hydro-thermal method) of CuO fenton catalyst: 0.1M, 35mLCu (Ac) 2solution, as presoma, dropwise adds 150mg, 35mLPVP, 200 DEG C of hydro-thermal 1h, by the product washing obtained, after drying, obtains CuO and intends fenton catalyst;
(2) Ag 3pO 4preparation method's (in-situ synthesized) of/CuO: at room temperature, gets step (1) gained CuO0.000835mol, dropwise adds 0.0167M, 50mLAgNO 3the aqueous solution dropwise adds 50mLNa after stirring 30min 2hPO4, NaH 2pO 4cushioning liquid (Na 2hPO 4and NaH 2pO 4each 0.000835mol, pH=7) stir 5h after, washing, dry, the product of gained is CuO and Ag 3pO 4mol ratio be the Ag of 3:1 3pO 4/ CuO composite.
With reference to said method, preparation CuO and Ag 3pO 4mol ratio be the Ag of 2:1 and 1:1 3pO 4/ CuO composite.
The Microstructure characterization of catalyst: by the crystalline phase of X-ray powder diffraction (XRD) Experimental Characterization catalyst, by FESEM, characterize the pattern of catalyst, comprises pure CuO, pure Ag 3pO 4and Ag 3pO 4/ CuO.Intend the experiment of Fenton/photocatalytic activity:
A () intends Fenton Catalysis experiments
In each Fenton catalytic performance test, all the sample of 10mg is placed in the aqueous solution (1 × 10 of 10ml rhodamine B -5m), being first uniformly mixed solution 30min at dark condition lower magnetic force, by measuring the absorption value of dyestuff, judging the H adding 0.1ml after dyestuff reaches absorption-desorption balance 2o 2(wt30%) lucifuge stirs, and takes out 5ml dyestuff at set intervals, gets supernatant and measure its absorption value after centrifugal, when rhodamine B absorbs in 554nm place nothing, illustrates that it is degraded completely.
B () visible light catalytic is tested
In each photocatalysis test, the sample of 10mg is placed in the aqueous solution (1 × 10 of 10ml rhodamine B -5m), being first uniformly mixed solution 30min at dark condition lower magnetic force, by measuring the absorption value of dyestuff, judging to start illumination after dyestuff reaches absorption-desorption balance.With in 300W xenon lamp (band optical filter elimination ultraviolet portion) During Illumination, take out 5ml dyestuff at set intervals, get supernatant after centrifugal and measure its absorption value, when rhodamine B absorbs in 554nm place nothing, illustrate that it is degraded completely.
C () intends Fenton catalysis/visible light catalytic experiment
In plan Fenton catalysis/visible light catalytic experiment, the sample of 10mg is placed in the aqueous solution (1 × 10 of 10ml rhodamine B -5m), being first uniformly mixed solution 30min at dark condition lower magnetic force, by measuring the absorption value of dyestuff, judging the H adding 0.1ml after dyestuff reaches absorption-desorption balance 2o 2(wt30%) illumination is started after.With in 300W xenon lamp (band optical filter elimination ultraviolet portion) During Illumination, take out 5ml dyestuff at set intervals, get supernatant after centrifugal and measure its absorption value, when rhodamine B absorbs in 554nm place nothing, illustrate that it is degraded completely.
Plan Fenton Catalysis experiments (the CuO/200 μ LH of CuO 2o 2), visible light catalytic experiment (vis/CuO) and plan Fenton catalysis/visible light catalytic (vis/CuO/200 μ LH 2o 2) experimental performance is shown in Fig. 3 a.
Ag 3pO 4plan Fenton Catalysis experiments (Ag 3pO 4/ 200 μ LH 2o 2), visible light catalytic experiment (vis/Ag 3pO 4) and intend Fenton catalysis/visible light catalytic experimental performance (vis/Ag 3pO 4/ 200 μ LH 2o 2) see Fig. 3 b.
CuO and Ag 3pO 4mol ratio be the Ag of 1:1 3pO 4the plan Fenton Catalysis experiments (Dark/CuO/Ag of/CuO composite 3pO 4/ H 2o 2), visible light catalytic experiment (Vis/CuO/Ag 3pO 4) and intend Fenton catalysis/visible light catalytic (vis/CuO/Ag 3pO 4/ H 2o 2) experimental performance is shown in Fig. 3 c.In figure: Dark/CuO/Ag 3pO 4for blank test.
Different proportion Ag 3pO 4fig. 3 d is shown in the plan Fenton catalysis/visible light catalytic experiment of/CuO, and wherein AA1, AA2, AA3 represent Ag respectively 3pO 4be the Ag of 1:1,1:2 and 1:3 with the mol ratio of CuO 3pO 4the catalytic performance of/CuO composite.
Shown by contrast: better by the performance of photocatalysis and the effect of Fenton catalyzing cooperation, and Ag 3pO 4with composite property the best that the mol ratio of CuO is 1:1.
(3) evaluation of catalytic performance
At room temperature, take RhB as substrate, the visible ray being greater than 420nm with wavelength irradiates, and evaluates same H 2o 2during addition, the activity of catalyst degradation RhB as shown in Figure 4.Result shows, as composite A g 3pO 4the H that the mol ratio of/CuO is 1:1, add 2o 2amount when being 100 μ L, the Ag of gained 3pO 4the catalytic activity of/CuO is higher than CuO and Ag under same case 3pO 4catalytic activity, can be degradable by dyestuff in 20 minutes.
(4) evaluation of catalyst stability:
Get CuO and the Ag of optimum performance 3pO 4mol ratio be the CuO/Ag of 1:1 3pO 4sample, after once light Fenton Catalysis experiments terminates, centrifuge washing, takes out sample, continues test, repeat 5 times, circulate successively after oven dry.The results are shown in Figure 5, Fig. 5 to show: CuO/Ag of the present invention 3pO 4composite catalyst stability is excellent, is efficiently a kind of and the good light fenton catalyst of stability.Compare Ag 3pO 4, pure Ag 3pO 4although photocatalysis performance is higher, the problems such as because its illumination is unstable, electron-hole recombinations probability is high, specific area is low, be easily partly dissolved in water, all make its stability not high, cycle performance is poor, can bibliography YuHongjian, YuYong, maPeiyanetal.Space-confinedgrowthAg 3pO 4nanoparticleswithinWS2sheets:Ag3PO4/WS2compositesasvisib le-light-drivenphotocatalystsfordecomposingdyes [J] .J.Mater.Chem.A, 2015.

Claims (10)

1. an Ag 3pO 4/ CuO complex light fenton catalyst, is characterized in that: it is by the Ag with polyhedral structure 3pO 4form with the CuO nanometer spherical particle of its area load.
2. Ag according to claim 1 3pO 4/ CuO complex light fenton catalyst, is characterized in that: the particle diameter of CuO nanometer spherical particle is 20-30nm, Ag 3pO 4particle diameter be 100-200nm.
3. Ag according to claim 1 3pO 4/ CuO complex light fenton catalyst, is characterized in that: CuO and Ag 3pO 4mol ratio 1:1 ~ 3:1.
4. Ag according to claim 1 3pO 4the preparation method of/CuO complex light fenton catalyst, is characterized in that: comprise the steps:
(1) preparation of CuO: with Cu (Ac) 2for presoma, under the existence of PVP additive, hydro-thermal reaction prepares CuO;
(2) Ag 3pO 4the preparation of/CuO: at room temperature, adds AgNO in step (1) gained CuO 3the aqueous solution stirs, and it is excessive in Na dropwise to add afterwards 2hPO 4and NaH 2pO 4the pH of composition is the Na of 7 3pO 4cushioning liquid, stirring reaction, in-situ preparation Ag on CuO 3pO 4, obtain Ag 3pO 4/ CuO composite.
5. preparation method according to claim 4, is characterized in that: described hydrothermal temperature is 195-205 DEG C, and the hydro-thermal reaction time is 0.9-1.1h.
6. preparation method according to claim 4, is characterized in that: Cu (Ac) in described hydro-thermal reaction system 2concentration be 0.1mol/L.
7. preparation method according to claim 4, is characterized in that: every mM of Cu (Ac) 2the content of the PVP used is 0.0415-0.0443g.
8. preparation method according to claim 4, is characterized in that: the product washing, dry will obtained after described hydro-thermal reaction, obtains CuO.
9. preparation method according to claim 4, is characterized in that: the reaction time in step (2) is 4-6h.
10. preparation method according to claim 4, is characterized in that: step (2) carries out after having reacted washing, dry post processing.
CN201510599367.4A 2015-09-18 2015-09-18 A kind of efficiency light fenton catalyst Ag3PO4/ CuO and preparation method thereof Expired - Fee Related CN105195185B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510599367.4A CN105195185B (en) 2015-09-18 2015-09-18 A kind of efficiency light fenton catalyst Ag3PO4/ CuO and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510599367.4A CN105195185B (en) 2015-09-18 2015-09-18 A kind of efficiency light fenton catalyst Ag3PO4/ CuO and preparation method thereof

Publications (2)

Publication Number Publication Date
CN105195185A true CN105195185A (en) 2015-12-30
CN105195185B CN105195185B (en) 2018-08-07

Family

ID=54943344

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510599367.4A Expired - Fee Related CN105195185B (en) 2015-09-18 2015-09-18 A kind of efficiency light fenton catalyst Ag3PO4/ CuO and preparation method thereof

Country Status (1)

Country Link
CN (1) CN105195185B (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106540725A (en) * 2016-10-19 2017-03-29 常州大学 A kind of preparation method of tungsten oxide compound phosphoric acid yttrium catalyst
CN106540721A (en) * 2016-10-19 2017-03-29 常州大学 A kind of preparation method of copper oxide compound phosphoric acid yttrium catalyst
CN107029791A (en) * 2017-04-25 2017-08-11 河南农业大学 A kind of fenton catalyst and preparation method thereof, the application in lignocellulosic pretreatment
CN107233926A (en) * 2017-07-17 2017-10-10 南京大学 A kind of preparation method of carbon nanotube loaded heterogeneous Fenton System Catalyst
WO2019043404A1 (en) * 2017-08-31 2019-03-07 Cambridge Enterprise Limited Method for selective oxidation with a catalytic composite
CN110694655A (en) * 2019-11-28 2020-01-17 长春工业大学 Preparation method of silver sulfide/silver phosphate/graphene oxide composite photocatalyst
CN113318766A (en) * 2021-06-07 2021-08-31 湖北工业大学 Ag3PO4/g-C3N4Fenton-like catalytic material and preparation method and application thereof
US20230226107A1 (en) * 2022-01-19 2023-07-20 Imam Abdulrahman Bin Faisal University Method of preparing nanoparticles for cancer treatments

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0648909A (en) * 1992-07-30 1994-02-22 Matsushita Electric Ind Co Ltd Algae-proofing composition and algae-proofing agent for aquarium fish using the composition
CN101940937A (en) * 2010-10-21 2011-01-12 武汉理工大学 High-efficiency visible light catalyst silver phosphate and preparation method thereof
CN102125848A (en) * 2011-01-18 2011-07-20 苏州科技学院 Preparation of magnetic heterogeneous light Fenton catalyst and method for degrading organic pollutants
CN102513138A (en) * 2011-11-11 2012-06-27 深圳职业技术学院 Multi-phase light-assisted Fenton catalyst and preparation method thereof
CN102701315A (en) * 2012-06-28 2012-10-03 厦门大学 Method for processing dye wastewater by applying nanocomposite photocatalyst combination-Fenton
CN103803695A (en) * 2014-02-25 2014-05-21 天津城建大学 Method for Fenton-like light-catalyzed reaction system for zero-valent iron and TiO2 photocatalytic coupling
CN103834963A (en) * 2014-01-09 2014-06-04 山西大同大学 A preparation method of silver phosphate and M-O (M=Cu+, fe3+, zn2+) narrow bandgap semiconductor nanoparticles
CN104437573A (en) * 2014-11-11 2015-03-25 江苏大学 Preparation method of ZnFe2O4/ Ag3PO4 composite photocatalyst

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0648909A (en) * 1992-07-30 1994-02-22 Matsushita Electric Ind Co Ltd Algae-proofing composition and algae-proofing agent for aquarium fish using the composition
CN101940937A (en) * 2010-10-21 2011-01-12 武汉理工大学 High-efficiency visible light catalyst silver phosphate and preparation method thereof
CN102125848A (en) * 2011-01-18 2011-07-20 苏州科技学院 Preparation of magnetic heterogeneous light Fenton catalyst and method for degrading organic pollutants
CN102513138A (en) * 2011-11-11 2012-06-27 深圳职业技术学院 Multi-phase light-assisted Fenton catalyst and preparation method thereof
CN102701315A (en) * 2012-06-28 2012-10-03 厦门大学 Method for processing dye wastewater by applying nanocomposite photocatalyst combination-Fenton
CN103834963A (en) * 2014-01-09 2014-06-04 山西大同大学 A preparation method of silver phosphate and M-O (M=Cu+, fe3+, zn2+) narrow bandgap semiconductor nanoparticles
CN103803695A (en) * 2014-02-25 2014-05-21 天津城建大学 Method for Fenton-like light-catalyzed reaction system for zero-valent iron and TiO2 photocatalytic coupling
CN104437573A (en) * 2014-11-11 2015-03-25 江苏大学 Preparation method of ZnFe2O4/ Ag3PO4 composite photocatalyst

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
XUEHUA YAN等: "Morphology-controlled synthesis of Ag3PO4 microcubes with enhanced visible-light-driven photocatalytic activity", 《CERAMICS INTERNATIONAL》 *
杨晓东: "含铜功能纳米材料的超声合成及其性质研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 *

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106540725A (en) * 2016-10-19 2017-03-29 常州大学 A kind of preparation method of tungsten oxide compound phosphoric acid yttrium catalyst
CN106540721A (en) * 2016-10-19 2017-03-29 常州大学 A kind of preparation method of copper oxide compound phosphoric acid yttrium catalyst
CN107029791A (en) * 2017-04-25 2017-08-11 河南农业大学 A kind of fenton catalyst and preparation method thereof, the application in lignocellulosic pretreatment
CN107029791B (en) * 2017-04-25 2019-04-30 河南农业大学 A kind of fenton catalyst and preparation method thereof, the application in lignocellulosic pretreatment
CN107233926A (en) * 2017-07-17 2017-10-10 南京大学 A kind of preparation method of carbon nanotube loaded heterogeneous Fenton System Catalyst
CN107233926B (en) * 2017-07-17 2019-11-22 南京大学 A kind of preparation method of carbon nanotube loaded heterogeneous Fenton System Catalyst
WO2019043404A1 (en) * 2017-08-31 2019-03-07 Cambridge Enterprise Limited Method for selective oxidation with a catalytic composite
CN110694655A (en) * 2019-11-28 2020-01-17 长春工业大学 Preparation method of silver sulfide/silver phosphate/graphene oxide composite photocatalyst
CN113318766A (en) * 2021-06-07 2021-08-31 湖北工业大学 Ag3PO4/g-C3N4Fenton-like catalytic material and preparation method and application thereof
US20230226107A1 (en) * 2022-01-19 2023-07-20 Imam Abdulrahman Bin Faisal University Method of preparing nanoparticles for cancer treatments
US11980638B2 (en) * 2022-01-19 2024-05-14 Imam Abdulrahman Bin Faisal University Method of preparing nanoparticles for cancer treatments

Also Published As

Publication number Publication date
CN105195185B (en) 2018-08-07

Similar Documents

Publication Publication Date Title
CN105195185A (en) Efficient light fenton catalyst Ag3PO4/CuO and preparation method thereof
CN101947454B (en) Transitional metal-doped zinc oxide mesoporous material with visible light catalytic activity and preparation method thereof
CN101972645B (en) Preparation method of visible light response type semiconductor photocatalyst bismuth vanadate
CN104014326B (en) A kind of pucherite nanometer rods high efficiency photocatalyst and preparation method thereof
CN103920508B (en) A kind of carbon fiber loaded BiOX nano flower through nitric acid treatment and preparation method thereof
CN102718263B (en) Method for preparing fluorine-mixed bismuth tungstate powder through microwave hydrothermal method
CN109939643A (en) α-Fe2O3Adulterate the preparation method and applications of charcoal
CN103506136B (en) A kind of CdS/WO 3the preparation method of composite photo-catalyst and application thereof
CN108686649A (en) A kind of Mn based on absorbent cotton biomorph3O4/ ZnO/ACFs micro motors photochemical catalyst and its application
Wang et al. 0D/3D NiCo2O4/defected UiO-66 catalysts for enhanced degradation of tetracycline in peroxymonosulfate/simulated sunlight systems: Degradation mechanisms and pathways
CN103785425B (en) A kind of flower-shaped Bi 2o (OH) 2sO 4the preparation method of photochemical catalyst and application
CN104646033A (en) Sulfonic functionalized mesoporous silicon dioxide microsphere loaded metal oxide catalyst and preparation method and application of catalyst
CN109433229A (en) A kind of preparation method of CdS/CoO nano-heterogeneous structure
CN112537783A (en) W18O49Modified g-C3N4Application of material in photocatalysis nitrogen fixation
CN109675547A (en) A kind of preparation method and applications of hollow cube type zinc stannate photochemical catalyst
CN104368369B (en) A kind of preparation method of silver phosphate-cadmium sulfide compounded visible light photocatalyst
CN106955699A (en) A kind of high-efficiency solar fixed nitrogen catalysis material and preparation method thereof
CN104998666A (en) Method for preparing bowknot-shaped fluorine-oxygen-bismuth photocatalyst and application of catalyst
CN103787413B (en) Hexagon hollow tubulose Bi 2o (OH) 2sO 4the preparation method of photochemical catalyst and application
CN108355674A (en) A kind of zinc sulphide composite photo-catalyst and preparation method for sewage disposal
CN102580727A (en) Preparation method of active carbon loaded titanium dioxide silver-doped photochemical catalyst
CN101530789B (en) Nanometer titanium dioxide compound photocatalyst and preparation method thereof
CN103285846A (en) Modified titanium dioxide/bamboo charcoal composite material and method for decoloring dye wastewater in sunlight
CN107262128B (en) Visible light response type porous boron nitride-based composite photocatalytic material and preparation method thereof
CN103011287A (en) Preparation for pyro-vanadic acid zinc hollow microsphere and application thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180807

Termination date: 20190918