CN102949991A - Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method - Google Patents

Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method Download PDF

Info

Publication number
CN102949991A
CN102949991A CN201210445008XA CN201210445008A CN102949991A CN 102949991 A CN102949991 A CN 102949991A CN 201210445008X A CN201210445008X A CN 201210445008XA CN 201210445008 A CN201210445008 A CN 201210445008A CN 102949991 A CN102949991 A CN 102949991A
Authority
CN
China
Prior art keywords
film
sol
bivo
bivo4
photocatalysis performance
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
CN201210445008XA
Other languages
Chinese (zh)
Other versions
CN102949991B (en
Inventor
谈国强
张丽丽
魏莎莎
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.)
Yancheng Heye Industrial Investment Co.,Ltd.
Original Assignee
Shaanxi University of Science and Technology
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 Shaanxi University of Science and Technology filed Critical Shaanxi University of Science and Technology
Priority to CN201210445008.XA priority Critical patent/CN102949991B/en
Publication of CN102949991A publication Critical patent/CN102949991A/en
Application granted granted Critical
Publication of CN102949991B publication Critical patent/CN102949991B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Catalysts (AREA)

Abstract

The invention discloses a method for preparing a BiVO4 film with photocatalysis performance by using a sol-gel method. The method comprises the following steps of: respectively preparing a precursor solution A and a precursor solution B by taking bismuth nitrate pentahydrate (Bi(NO3)3.5H2O) and ammonium metavanadate (NH4VO3) as raw materials and taking citric acid as a solvent, preparing BiVO4 sol by mixing the precursor solution A with the precursor solution B; and coating the BiVO4 sol to a treated FTO (Fluorine-doped Tin Oxide) glass substrate surface in a spinning manner by adopting a spin coating method so as to form a film, and carrying out pre-annealing and annealing treatment on the film formed after spin coating, thereby obtaining the BiVO4 film fixed on the FTO glass substrate surface. According to the method for preparing the BiVO4 film with the photocatalysis performance by using the sol-gel method, the pure-monoclinic-phase BiVO4 film is prepared by combing the sol-gel method with the spin coating method, the prepared BiVO4 film has certain photocatalysis activity under visible light irradiation, meanwhile, the problem of immobilization of a BiVO4 photocatalyst is solved, and then, the separation, recovery and reuse of the BiVO4 photocatalyst are realized.

Description

A kind of sol-gel process preparation has the BiVO of photocatalysis performance 4The method of film
Technical field
The invention belongs to field of functional materials, relate to a kind of sol-gel process has photocatalysis performance in conjunction with the spin-coating method preparation BiVO 4The method of film.
Background technology
Propose at TiO from FjishimaA in 1972 and Honda K 2Electrode glazing decomposing H 2Since the O, people deepen continuously to the research of semiconductor multiphase photocatalysis reaction aspect.At degradation of sewage, the aspect such as purify air, semiconductor light-catalyst shown strong oxidizing property, pollutant mineralising fully, can directly utilize the advantage such as sunshine, correlative study has obtained greater advance in recent years.In numerous catalysis materials, BiVO 4Be widely used with the advantage such as its energy gap relative narrower, high visible photocatalytic activity, nontoxic, good stability, be acknowledged as and have one of catalysis material of application potential at present most.
BiVO 4Mainly contain three kinds of crystal formations: cubic Zircon cut, monocline scheelite type structure (monoclinic phase) and cubic scheelite type structure.Because monocline scheelite type structure BiVO 4The large and valence band of middle Bi-O polyhedron deformation extent not only has the O2p track to also have the Bi6s track, and the mixed valence band is conducive to improve the mobility of photochemical catalyst photo-generated carrier, so monocline scheelite type structure BiVO 4There is higher efficient the aspect such as photocatalysis to degrade organic matter, photodissociation water under visible light, has a good application prospect in the novel photocatalyst field.
The active height of photochemical catalyst and immobilization are that can photocatalysis practical deciding factor.Normally used BiVO in the photocatalysis technology 4Be suspended in the solution with decentralized photo and react, but photochemical catalyst suspension system there are three subject matters when degradation of contaminant: (1) BiVO 4Powder particle is very little, and suspended particles can affect the radiation degree of depth of absorption and the illumination of light; (2) BiVO 4Powder particle is easily cohesion in the aqueous solution, and catalyst is relatively more difficult with separating of suspension, reclaims difficulty after the reaction, has limited the suspension system practical application; (3) suspension that contains photocatalytic powder is difficult for recycling.Therefore, BiVO 4It is particularly important that the research of immobilization technology seems.
Summary of the invention
The present invention is directed to existing BiVO 4The problem that exists during suspension system photocatalyst for degrading pollutant provides a kind of sol-gal process preparation to have the BiVO of photocatalysis performance 4The method of film, its technique is simple, and environmentally friendly.Can make the BiVO that under visible light, has certain photocatalytic activity and be easy to recycle of monoclinic phase according to the present invention 4Film has solved BiVO 4The problem that the immobilized and secondary of photochemical catalyst utilizes.
In order to achieve the above object, the present invention adopts following technical scheme:
A kind of sol-gel process preparation has the BiVO of photocatalysis performance 4The method of film is characterized in that, may further comprise the steps: step (1): with Bi (NO 3) 35H 2O and CA are according to Bi:CA=1:(0.8 ~ 2) the mole proportioning be dissolved in the deionized water Bi (NO 3) 35H 2The concentration of O and CA is respectively 0.8 ~ 1.5mol/L and 0.64 ~ 3mol/L, and the solution that obtains is stirred, and regulates pH with monoethanolamine, until the solution clarification obtains precursor liquid A; Step (2): with NH 4VO 3With CA according to V:CA=1:(0.8 ~ 2) the mole proportioning be dissolved in the boiling water NH wherein 4VO 3Be respectively 0.8 ~ 1.8mol/L and 0.64 ~ 3.6mol/L with the concentration of CA, be made into precursor liquid B; Step (3): according to Bi:V=1:(1 ~ 1.2) ratio drops to precursor liquid A among the precursor liquid B, and constant temperature stirs, and obtains navy blue BiVO 4Colloidal sol C; Step (4): by spin-coating method at FTO substrate surface spin coating navy blue BiVO 4Colloidal sol C carries out preannealing with the film of the FTO substrate surface after the spin coating and processes, and the temperature that preannealing is processed is 200 ~ 250 ℃, and the time is 3 ~ 6min; Step (5): repeating step (4), until the film of FTO substrate surface reaches till the default thickness; Step (6): the film that step (5) is processed through preannealing carries out annealing in process, and the annealing in process temperature is 400-600 ℃, and temperature retention time is 1h, obtains having the BiVO of photocatalysis performance 4Film.
The present invention further improves and is: in the step (3), precursor liquid A and precursor liquid B mix according to the ratio of Bi:V=1:1.2.
The present invention further improves and is: when adopting spin-coating method to film in the step (4), adopt sol evenning machine spin coating under the rotating speed of 3500 ~ 4500rpm.
The present invention further improves and is: FTO glass substrate described in the step (4) is through preliminary treatment, and described pretreated process is: use respectively acetone, ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine.
The present invention further improves and is: the time that constant temperature stirs in the step (3) is 5h.
The present invention further improves and is: Bi:CA=1:1.5 in the step (1); V:CA=1:1.5 in the step (2); Bi:V=1:1.2 in the step (3); The temperature of preannealing is 200 ℃ in the step (4), and the time is 3min; The temperature of annealing in process is 600 ℃ in the step (6), and temperature retention time is 1h.
Compared with prior art, the present invention has following beneficial effect: the present invention is with five water bismuth nitrate (Bi (NO 3) 35H 2O) and ammonium metavanadate (NH 4VO 3) be raw material, take citric acid as solvent, be made into respectively precursor liquid A and B, A slowly is added dropwise to B mixes formation BiVO 4Colloidal sol; Carry out spin coating by spin-coating method at the FTO substrate surface of processing, the film after the spin coating is carried out preannealing and annealing in process, namely obtain the BiVO of monocline scheelite type structure 4Film.The present invention has prepared the BiVO of pure monoclinic phase in conjunction with sol-gel process and spin-coating method 4Film, the method technique is simple and easy to control, and the film composition that makes is even, the purity of product is very high.The BiVO of the pure monoclinic phase that the present invention prepares 4Film is rhodamine B degradation effectively, has certain photocatalytic activity, and the BiVO for preparing 4Film is immobilized at the FTO substrate surface, easily separates with suspension after light-catalyzed reaction, can not form secondary pollution, is easy to reclaim and can recycle.
Description of drawings
Fig. 1 is the XRD figure of the pure monoclinic phase pucherite film of the embodiment of the invention 2 preparations;
Fig. 2 is the photocatalytic activity figure of pure monoclinic phase pucherite film rhodamine B degradation solution under visible light of the embodiment of the invention 2 preparations.
The specific embodiment
Embodiment 1:
Step (1): according to the mole proportioning of Bi:CA=1:1 with 0.012mol Bi (NO 3) 35H 2O and 0.012mol citric acid are dissolved in the 10ml deionized water, stir, and regulate pH with monoethanolamine, until the solution clarification obtains precursor liquid A; Wherein CA is writing a Chinese character in simplified form of citric acid;
Step (2) according to the mole proportioning of V:CA=1:1.8 with 0.012mol NH 4VO 3With the 0.0216mol citric acid according to being dissolved in the 10ml boiling water, be made into precursor liquid B;
Step (3) slowly drops to precursor liquid B mixing according to the ratio of Bi:V=1:1 with precursor liquid A, and constant temperature stirs 5h, obtains navy blue BiVO 4Colloidal sol C;
Step (4): the FTO substrate surface spin coating navy blue BiVO that was anticipating with the rotating speed of 4000rpm with sol evenning machine by spin-coating method 4Colloidal sol C, at 200 ℃ of preannealing 6min, wherein the process of anticipating of FTO glass substrate is for using respectively acetone with the film of the FTO substrate surface after the spin coating, and ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine;
Step (5): repeating step (4), until the film of FTO substrate surface reaches till the thickness of anticipation;
Step (6): the FTO substrate that the surface that step (5) is obtained has certain thickness carries out annealing in process, and the annealing in process temperature is 500 ℃, and temperature retention time is 1h.
Embodiment 2:
Step (1): according to the mole proportioning of Bi:CA=1:1.5 with 0.01mol Bi (NO 3) 35H 2O and 0.015mol citric acid are dissolved in the 10ml deionized water, stir, and regulate pH with monoethanolamine, until the solution clarification obtains precursor liquid A;
Step (2) according to the mole proportioning of V:CA=1:1.5 with 0.012mol NH 4VO 3With the 0.018mol citric acid according to being dissolved in the 10ml boiling water, be made into precursor liquid B;
Step (3) is according to Bi:V=1: 1.2 ratio slowly drops to precursor liquid B with precursor liquid A mixes, and constant temperature stirs 5h, obtains navy blue BiVO 4Colloidal sol C;
Step (4): the FTO substrate surface spin coating navy blue BiVO that was anticipating with the rotating speed of 4500rpm with sol evenning machine by spin-coating method 4Colloidal sol C, at 200 ℃ of preannealing 3min, wherein the process of anticipating of FTO glass substrate is for using respectively acetone with the film of the FTO substrate surface after the spin coating, and ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine;
Step (5): repeating step (4), until the film of FTO substrate surface reaches till the thickness of anticipation;
Step (6): the FTO substrate that the surface that step (5) is obtained has certain thickness carries out annealing in process, and the annealing in process temperature is 600 ℃, and temperature retention time is 1h.
Fig. 1 is the BiVO of the pure monoclinic phase prepared of embodiment 2 4The XRD figure of film with the phase composition of XRD determining film, can find out the BiVO for preparing 4The crystal formation of film is the monocline scheelite type.
Fig. 2 is the pure monoclinic phase BiVO that embodiment 2 makes 4The photocatalytic activity figure of film rhodamine B degradation solution under radiation of visible light, wherein the concentration of rhodamine B is 5mg/L, visible light source is the xenon lamp of 350W, and as can be seen from Figure 2 the degradation rate 6h of photocatalytic degradation rhodamine B arrives 40%, and the pure monoclinic phase BiVO for preparing is described 4Film has certain photocatalytic activity.
Embodiment 3:
Step (1): according to the mole proportioning of Bi:CA=1:0.8 with 0.008mol Bi (NO 3) 35H 2O and 0.0064mol citric acid are dissolved in the 10ml deionized water, stir, and regulate pH with monoethanolamine, until the solution clarification obtains precursor liquid A;
Step (2) according to the mole proportioning of V:CA=1:0.8 with 0.008mol NH 4VO 3With the 0.0064mol citric acid according to being dissolved in the 10ml boiling water, be made into precursor liquid B;
Step (3) slowly drops to precursor liquid B mixing according to the ratio of Bi:V=1:1 with precursor liquid A, and constant temperature stirs 5h, obtains navy blue BiVO 4Colloidal sol C;
Step (4): the FTO substrate surface spin coating navy blue BiVO that was anticipating with the rotating speed of 3500rpm with sol evenning machine by spin-coating method 4Colloidal sol C, at 250 ℃ of preannealing 4min, wherein the process of anticipating of FTO glass substrate is for using respectively acetone with the film of the FTO substrate surface after the spin coating, and ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine;
Step (5): repeating step (4), until the film of FTO substrate surface reaches till the thickness of anticipation;
Step (6): the FTO substrate that the surface that step (5) is obtained has certain thickness carries out annealing in process, and the annealing in process temperature is 400 ℃, and temperature retention time is 1h.
Embodiment 4:
Step (1): according to the mole proportioning of Bi:CA=1:2 with 0.015mol Bi (NO 3) 35H 2O and 0.03mol citric acid are dissolved in the 10ml deionized water, stir, and regulate pH with monoethanolamine, until the solution clarification obtains precursor liquid A;
Step (2) according to the mole proportioning of V:CA=1:2 with 0.018mol NH 4VO 3With the 0.036mol citric acid according to being dissolved in the 10ml boiling water, be made into precursor liquid B;
Step (3) is according to Bi:V=1: 1.2 ratio slowly drops to precursor liquid B with precursor liquid A mixes, and constant temperature stirs 5h, obtains navy blue BiVO 4Colloidal sol C;
Step (4): the FTO substrate surface spin coating navy blue BiVO that was anticipating with the rotating speed of 4500rpm with sol evenning machine by spin-coating method 4Colloidal sol C, at 250 ℃ of preannealing 6min, wherein the process of anticipating of FTO glass substrate is for using respectively acetone with the film of the FTO substrate surface after the spin coating, and ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine;
Step (5): repeating step (4), until the film of FTO substrate surface reaches till the thickness of anticipation;
Step (6): the FTO substrate that the surface that step (5) is obtained has certain thickness carries out annealing in process, and the annealing in process temperature is 550 ℃, and temperature retention time is 1h.
Embodiment 5:
Step (1): according to the mole proportioning of Bi:CA=1:1.8 with 0.01mol Bi (NO 3) 35H 2O and 0.018mol citric acid are dissolved in the 10ml deionized water, stir, and regulate pH with monoethanolamine, until the solution clarification obtains precursor liquid A;
Step (2) according to the mole proportioning of V:CA=1:1 with 0.011mol NH 4VO 3With the 0.011mol citric acid according to being dissolved in the 10ml boiling water, be made into precursor liquid B;
Step (3) is according to Bi:V=1: 1.1 ratio slowly drops to precursor liquid B with precursor liquid A mixes, and constant temperature stirs 5h, obtains navy blue BiVO 4Colloidal sol C;
Step (4): the FTO substrate surface spin coating navy blue BiVO that was anticipating with the rotating speed of 4500rpm with sol evenning machine by spin-coating method 4Colloidal sol C, at 220 ℃ of preannealing 5min, wherein the process of anticipating of FTO glass substrate is for using respectively acetone with the film of the FTO substrate surface after the spin coating, and ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine;
Step (5): repeating step (4), until the film of FTO substrate surface reaches till the thickness of anticipation;
Step (6): the FTO substrate that the surface that step (5) is obtained has certain thickness carries out annealing in process, and the annealing in process temperature is 450 ℃, and temperature retention time is 1h.
The sol-gel process that the present invention adopts is with Bi (NO 3) 35H 2O and NH 4VO 3As raw material, be dissolved in respectively in the citric acid, form precursor liquid A and B; Hydrolysis, product BiVO occur in A and B 4Assemble forming three-dimensional network shape colloid, then utilize sol evenning machine to be coated with plated film, through evaporation, decomposition, remove BiVO 4Organic principle in the colloidal sol and moisture, and annealed crystallization obtains crystalline film.Compare with traditional high-temperature solid phase reaction method, sol-gel process not only has the plurality of advantages of solwution method, such as the chemical uniformity of gained crystal with reactivity is good, purity is high, easy-sintering etc., also has following characteristics:
(1) sol-gel process has been promoted the chemical uniformity of multicomponent mixture system;
(2) the sol gel reaction process is easy to control, can implementation procedure fully and accurate control is easy to the microstructure of gel;
(3) film composition of sol-gel process preparation purity even, product is very high.
The above only is one embodiment of the present invention, it or not whole or unique embodiment, the conversion of any equivalence that those of ordinary skills take the technology of the present invention bill by reading specification of the present invention is claim of the present invention and contains.

Claims (6)

1. a sol-gel process prepares the BiVO with photocatalysis performance 4The method of film is characterized in that, may further comprise the steps:
Step (1): with Bi (NO 3) 35H 2O and CA are according to Bi:CA=1:(0.8 ~ 2) the mole proportioning be dissolved in the deionized water Bi (NO 3) 35H 2The concentration of O and CA is respectively 0.8 ~ 1.5mol/L and 0.64 ~ 3mol/L, and the solution that obtains is stirred, and regulates pH with monoethanolamine, until the solution clarification obtains precursor liquid A;
Step (2): with NH 4VO 3With CA according to V:CA=1:(0.8 ~ 2) the mole proportioning be dissolved in the boiling water NH wherein 4VO 3Be respectively 0.8 ~ 1.8mol/L and 0.64 ~ 3.6mol/L with the concentration of CA, be made into precursor liquid B;
Step (3): according to Bi:V=1:(1 ~ 1.2) ratio drops to precursor liquid A among the precursor liquid B, and constant temperature stirs, and obtains navy blue BiVO 4Colloidal sol C;
Step (4): by spin-coating method at FTO substrate surface spin coating navy blue BiVO 4Colloidal sol C carries out preannealing with the film of the FTO substrate surface after the spin coating and processes, and the temperature that preannealing is processed is 200 ~ 250 ℃, and the time is 3 ~ 6min;
Step (5): repeating step (4), until the film of FTO substrate surface reaches till the default thickness;
Step (6): the film that step (5) is processed through preannealing carries out annealing in process, and the annealing in process temperature is 400-600 ℃, and temperature retention time is 1h, obtains having the BiVO of photocatalysis performance 4Film.
2. a kind of sol-gel process preparation according to claim 1 has the BiVO of photocatalysis performance 4The method of film is characterized in that, in the step (3), precursor liquid A and precursor liquid B mix according to the ratio of Bi:V=1:1.2.
3. a kind of sol-gel process preparation according to claim 1 has the BiVO of photocatalysis performance 4The method of film is characterized in that, when adopting spin-coating method to film in the step (4), adopts sol evenning machine spin coating under the rotating speed of 3500 ~ 4500rpm.
4. a kind of sol-gel process preparation according to claim 1 has the BiVO of photocatalysis performance 4The method of film is characterized in that, FTO glass substrate described in the step (4) is through preliminary treatment, and described pretreated process is: use respectively acetone, ethanol and deionized water are carried out ultrasonic cleaning, use N 2Dry up, and in ultraviolet radiation instrument, shine.
5. a kind of sol-gel process preparation according to claim 1 has the BiVO of photocatalysis performance 4The method of film is characterized in that, the time that constant temperature stirs in the step (3) is 5h.
6. a kind of sol-gel process preparation according to claim 1 has the BiVO of photocatalysis performance 4The method of film is characterized in that, Bi:CA=1:1.5 in the step (1); V:CA=1:1.5 in the step (2); Bi:V=1:1.2 in the step (3); The temperature of preannealing is 200 ℃ in the step (4), and the time is 3min; The temperature of annealing in process is 600 ℃ in the step (6), and temperature retention time is 1h.
CN201210445008.XA 2012-11-09 2012-11-09 Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method Active CN102949991B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210445008.XA CN102949991B (en) 2012-11-09 2012-11-09 Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210445008.XA CN102949991B (en) 2012-11-09 2012-11-09 Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method

Publications (2)

Publication Number Publication Date
CN102949991A true CN102949991A (en) 2013-03-06
CN102949991B CN102949991B (en) 2014-10-29

Family

ID=47759716

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210445008.XA Active CN102949991B (en) 2012-11-09 2012-11-09 Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method

Country Status (1)

Country Link
CN (1) CN102949991B (en)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103950978A (en) * 2014-04-09 2014-07-30 河南师范大学 Biomimetic synthesis method of bismuth vanadate visible-light photocatalyst having hierarchical structure
CN104761152A (en) * 2015-03-31 2015-07-08 陕西科技大学 Preparation method of BiVO4 film capable of oriented growth along (040) crystal face
CN104773959A (en) * 2015-03-31 2015-07-15 陕西科技大学 Method for preparing BiVO4 film through biomimetic method
CN105679880A (en) * 2016-01-19 2016-06-15 新疆中兴能源有限公司 Simple preparation method for large-area pucherite film for photolysis of water
CN105727927A (en) * 2016-03-27 2016-07-06 安徽大学 Preparation method of netted efficient photocatalyst BiVO4
CN105803476A (en) * 2016-03-15 2016-07-27 西南大学 Photoanode of bismuth ferrite modified bismuth vanadate, preparation method, and application of photoanode to water photolysis hydrogen production
CN105862063A (en) * 2016-06-02 2016-08-17 复旦大学 Method for simultaneously recovering sulfur dioxide and producing hydrogen
CN105948530A (en) * 2016-04-25 2016-09-21 陕西科技大学 BiVO4 film with polyporous netted structure and preparation method thereof
CN106745249A (en) * 2017-01-20 2017-05-31 西北师范大学 BiVO4The hydro-thermal method preparation technology of nano wire
CN106865617A (en) * 2017-02-28 2017-06-20 陕西科技大学 A kind of bismuth tungstate film of porous network structure and its preparation method and application
CN106927691A (en) * 2017-02-28 2017-07-07 陕西科技大学 A kind of phosphoric acid bismuth thin film with response characteristics to light and its preparation method and application
CN106944111A (en) * 2017-02-28 2017-07-14 陕西科技大学 A kind of bismuth tungstate/bismuth phosphate laminated film and its preparation method and application
CN107200482A (en) * 2017-05-25 2017-09-26 佛山市三水区康立泰无机合成材料有限公司 A kind of doping type visible light catalytic self-cleaning film, inkjet printing glass with clean and preparation method thereof
CN107866214A (en) * 2017-11-17 2018-04-03 中国矿业大学 A kind of chemical solution method prepares Ca3Bi8O15The method of film
CN108004526A (en) * 2017-11-09 2018-05-08 江苏大学 A kind of preparation method of phosphorus doping pucherite light anode
CN108636420A (en) * 2018-03-14 2018-10-12 西安建筑科技大学 A kind of pucherite-franklinite composite photo-catalyst, preparation method and applications
CN111333345A (en) * 2020-03-09 2020-06-26 上海大学 Blue light prevention film and application thereof, blue light prevention diaphragm and preparation method and application thereof
CN114059078A (en) * 2021-06-02 2022-02-18 山东大学 Preparation method of piezoelectric enhanced photoelectric catalyst

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111302650B (en) * 2020-03-17 2021-07-09 吉林大学 Method for preparing bismuth vanadate photoelectric anode by spin coating of nanoparticle solution

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060127862A1 (en) * 2004-12-13 2006-06-15 Minoru Kakuda Teeth bleaching material and teeth bleaching method
CN101104144A (en) * 2007-06-28 2008-01-16 北京工业大学 Method for preparing nanometer BiVO4 material visible-light photocatalyst

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060127862A1 (en) * 2004-12-13 2006-06-15 Minoru Kakuda Teeth bleaching material and teeth bleaching method
CN101104144A (en) * 2007-06-28 2008-01-16 北京工业大学 Method for preparing nanometer BiVO4 material visible-light photocatalyst

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
《第十三届全国太阳能光化学与光催化学术会议》 20121028 Baoping Xie et al， "Monoclinic BiVO4 thin film: new preparation process and photocatalytic activity" 第1-4段 1-6 , *
BAOPING XIE ET AL，: ""Monoclinic BiVO4 thin film: new preparation process and photocatalytic activity"", 《第十三届全国太阳能光化学与光催化学术会议》 *

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103950978A (en) * 2014-04-09 2014-07-30 河南师范大学 Biomimetic synthesis method of bismuth vanadate visible-light photocatalyst having hierarchical structure
CN103950978B (en) * 2014-04-09 2015-03-11 河南师范大学 Biomimetic synthesis method of bismuth vanadate visible-light photocatalyst having hierarchical structure
CN104761152A (en) * 2015-03-31 2015-07-08 陕西科技大学 Preparation method of BiVO4 film capable of oriented growth along (040) crystal face
CN104773959A (en) * 2015-03-31 2015-07-15 陕西科技大学 Method for preparing BiVO4 film through biomimetic method
CN105679880A (en) * 2016-01-19 2016-06-15 新疆中兴能源有限公司 Simple preparation method for large-area pucherite film for photolysis of water
CN105803476A (en) * 2016-03-15 2016-07-27 西南大学 Photoanode of bismuth ferrite modified bismuth vanadate, preparation method, and application of photoanode to water photolysis hydrogen production
CN105727927A (en) * 2016-03-27 2016-07-06 安徽大学 Preparation method of netted efficient photocatalyst BiVO4
CN105948530A (en) * 2016-04-25 2016-09-21 陕西科技大学 BiVO4 film with polyporous netted structure and preparation method thereof
CN105948530B (en) * 2016-04-25 2019-02-22 陕西科技大学 A kind of porous network structure BiVO4Film and preparation method thereof
CN105862063B (en) * 2016-06-02 2018-07-24 复旦大学 A method of the hydrogen manufacturing simultaneously of recovery processing sulfur dioxide
CN105862063A (en) * 2016-06-02 2016-08-17 复旦大学 Method for simultaneously recovering sulfur dioxide and producing hydrogen
CN106745249A (en) * 2017-01-20 2017-05-31 西北师范大学 BiVO4The hydro-thermal method preparation technology of nano wire
CN106745249B (en) * 2017-01-20 2018-07-31 西北师范大学 BiVO4The hydro-thermal method preparation process of nano wire
CN106944111A (en) * 2017-02-28 2017-07-14 陕西科技大学 A kind of bismuth tungstate/bismuth phosphate laminated film and its preparation method and application
CN106865617A (en) * 2017-02-28 2017-06-20 陕西科技大学 A kind of bismuth tungstate film of porous network structure and its preparation method and application
CN106927691B (en) * 2017-02-28 2019-07-23 陕西科技大学 A kind of phosphoric acid bismuth thin film and its preparation method and application with response characteristics to light
CN106944111B (en) * 2017-02-28 2019-07-09 陕西科技大学 A kind of bismuth tungstate/bismuth phosphate laminated film and its preparation method and application
CN106927691A (en) * 2017-02-28 2017-07-07 陕西科技大学 A kind of phosphoric acid bismuth thin film with response characteristics to light and its preparation method and application
CN106865617B (en) * 2017-02-28 2018-09-18 陕西科技大学 A kind of bismuth tungstate film of porous network structure and its preparation method and application
CN107200482A (en) * 2017-05-25 2017-09-26 佛山市三水区康立泰无机合成材料有限公司 A kind of doping type visible light catalytic self-cleaning film, inkjet printing glass with clean and preparation method thereof
CN107200482B (en) * 2017-05-25 2020-05-12 佛山市三水区康立泰无机合成材料有限公司 Doped visible light catalytic self-cleaning film, ink-jet printing self-cleaning glass and preparation method thereof
CN108004526A (en) * 2017-11-09 2018-05-08 江苏大学 A kind of preparation method of phosphorus doping pucherite light anode
CN107866214A (en) * 2017-11-17 2018-04-03 中国矿业大学 A kind of chemical solution method prepares Ca3Bi8O15The method of film
CN108636420A (en) * 2018-03-14 2018-10-12 西安建筑科技大学 A kind of pucherite-franklinite composite photo-catalyst, preparation method and applications
CN111333345A (en) * 2020-03-09 2020-06-26 上海大学 Blue light prevention film and application thereof, blue light prevention diaphragm and preparation method and application thereof
CN114059078A (en) * 2021-06-02 2022-02-18 山东大学 Preparation method of piezoelectric enhanced photoelectric catalyst
CN114059078B (en) * 2021-06-02 2022-12-02 山东大学 Preparation method of piezoelectric enhanced photoelectric catalyst

Also Published As

Publication number Publication date
CN102949991B (en) 2014-10-29

Similar Documents

Publication Publication Date Title
CN102949991B (en) Method for preparing BiVO4 film with photocatalysis performance by using sol-gel method
CN106492854B (en) There is the composite nano Ag of photocatalysis performance using two-step method preparation3PO4/TiO2Material and methods and applications
US20180346343A1 (en) Inverse opal material for visible-light-driven photocatalytic degradation of organic pollutants, and preparation method thereof
CN101219373B (en) Process for producing codope titanium dioxide thin film of nitrogen and bismuth
CN102389837B (en) Magnetic polypyrrole/titanium dioxide/clay nano-composite photocatalyst and preparation method thereof
CN104549406A (en) Composite visible light catalyst of g-C3N4/bismuth-based oxide and preparation method and application of composite visible light catalyst
CN104646066B (en) A kind of preparation method of polymer/titanium dioxide multiple elements design photocatalysis film
CN103191725B (en) BiVO4/Bi2WO6 composite semiconductor material as well as hydrothermal preparation method and application thereof
CN104226339A (en) Visible-light-induced photocatalyst Bi4O5Br2 and preparation method thereof
CN101972645B (en) Method for preparing bismuth titanate as visible light response semiconductor photochemical catalyst
CN101791548A (en) Visible light catalyst BiVO4 and preparation method thereof
CN108080006B (en) Nanosheet SnS2Bi2WO6Method for catalytic degradation of liquid phase pollutants
CN103736505A (en) Visible-light-driven photocatalyst Bi5O7Br and preparation method thereof
CN104069848A (en) Method for preparing pure phase bismuth titanate and titanium oxide composite material by using alcohol heat method
CN102553604A (en) Method for implementing Cu<2+> doping modification on BiVO4 photocatalyst by using microwave hydrothermal method
CN103736501A (en) Sulfur-indium-zinc composite material with homogeneous heterogeneous knot, as well as preparation method and application of material
CN105536843A (en) Preparation method of highly visible light electron transfer g-C3N4/ Au/TiO2 Z type photocatalyst
CN102125831B (en) Method for preparing mesoporous Bi2O3/TiO2 nano photocatalyst
CN104857975A (en) Preparation method and application of CdIn2S4-graphene composite photocatalyst
CN103785425A (en) Preparation method and application of flower-like Bi2O(OH)2SO4 photocatalyst
CN106582718A (en) Preparation method of graphene-antimony sulfide microrod composite photocatalyst
CN104226320A (en) Preparation method of vanadium-boron co-doping titanium dioxide and nickel oxide composite photocatalyst
CN108906110A (en) A kind of preparation method and applications of photochemical catalyst
CN104250021A (en) Preparation method for silver vanadate nano-wire
CN103752301B (en) Receiving bore alkali metal/titanates of alkali-earth metals photochemical catalyst and preparation method 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
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20201217

Address after: Room 102 and 103, building 1, No. 53, Renmin Road, Huangjian Town, Tinghu District, Yancheng City, Jiangsu Province 224000 (20)

Patentee after: Yancheng Heye Industrial Investment Co.,Ltd.

Address before: 518000 No.6 Qinglong Road, Qinglong Road, Qinghua community, Longhua street, Longhua District, Shenzhen City, Guangdong Province

Patentee before: Shenzhen Pengbo Information Technology Co.,Ltd.

Effective date of registration: 20201217

Address after: 518000 No.6 Qinglong Road, Qinglong Road, Qinghua community, Longhua street, Longhua District, Shenzhen City, Guangdong Province

Patentee after: Shenzhen Pengbo Information Technology Co.,Ltd.

Address before: No. 1, Weiyang District university garden, Xi'an, Shaanxi Province, Shaanxi

Patentee before: SHAANXI University OF SCIENCE & TECHNOLOGY