CN105618154A - Preparation method of Au-PANI-TiO2 three-element photocatalyst - Google Patents

Preparation method of Au-PANI-TiO2 three-element photocatalyst Download PDF

Info

Publication number
CN105618154A
CN105618154A CN201610110038.3A CN201610110038A CN105618154A CN 105618154 A CN105618154 A CN 105618154A CN 201610110038 A CN201610110038 A CN 201610110038A CN 105618154 A CN105618154 A CN 105618154A
Authority
CN
China
Prior art keywords
tio
pani
preparation
photocatalyst
tio2
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
CN201610110038.3A
Other languages
Chinese (zh)
Other versions
CN105618154B (en
Inventor
杨穆
王戈
张欢
钱伟
陶璋
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.)
University of Science and Technology Beijing USTB
Original Assignee
University of Science and Technology Beijing USTB
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 University of Science and Technology Beijing USTB filed Critical University of Science and Technology Beijing USTB
Priority to CN201610110038.3A priority Critical patent/CN105618154B/en
Publication of CN105618154A publication Critical patent/CN105618154A/en
Application granted granted Critical
Publication of CN105618154B publication Critical patent/CN105618154B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/26Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
    • B01J31/38Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24 of titanium, zirconium or hafnium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/30Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/39Photocatalytic properties
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/30Treatment of water, waste water, or sewage by irradiation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/30Organic compounds
    • C02F2101/308Dyes; Colorants; Fluorescent agents
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37Wastewater or sewage treatment systems using renewable energies using solar energy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)

Abstract

The invention provides a preparation method of an Au-PANI-TiO2 three-element photocatalyst. The method includes the steps of dispersing TiO2 in water, adding aniline and chloroauric acid to generate polyaniline (PANI) and Au nanometer particles, and wrapping the surfaces of TiO2 by PANI and Au nanometer particles to obtain the Au-PANI-TiO2 three-element photocatalyst. By modifying TiO2 through precious metal Au nanometer particles and conductive polymer PANI together, the light absorption range of TiO2 is widened to the visible region, and the sunlight utilization efficiency of the catalyst is improved. Au nanometer particles and PANI are prepared through redox reaction between chloroauric acid and aniline without introducing other oxidant or reducing agent, the photocatalyst with TiO2 modified by Au nanometer particles and PANI together is prepared in one step, the technological process is simple, operation is easy and convenient, and photocatalytic performance is excellent.

Description

A kind of Au-PANI-TiO2The preparation method of ternary photocatalyst
Technical field
The invention belongs to field of nanocomposite materials, be specifically related to a kind of Au-PANI-TiO2The preparation method of ternary photocatalyst.
Background technology
1972, Fujishima and Honda etc. found TiO2Electrode can resolve into H water under photocatalysis2And O2, photocatalysis is just increasingly becoming a research field received much concern, TiO2Also because it is efficient, inexpensive, nontoxic, stable chemical nature, low cost and other advantages, it is subject to researcheres and payes attention to widely. The more important thing is, due to TiO2Photocatalyst for degrading noxious substance and chemical pollutant will not produce secondary pollution, also without any side effects, thus compared with traditional biodegradation method, use TiO2Photocatalyst for degrading organic pollution, just becomes a kind of even more ideal and effective method. In addition, TiO2Photocatalyst is in sewage disposal, air cleaning, disinfecting, antimicrobial, water purification, and is obtained for research widely and application in the field such as treatment of cancer.
Due to TiO2Photocatalyst greater band gap, can only by the shorter ultraviolet excitation of wavelength, and this part light only accounts for the 5% of sunlight, reduces the utilization rate to sunlight, therefore how to utilize sunlight to become the emphasis of people's research efficiently. At present, researcheres have adopted multiple means to TiO2It is modified, including methods such as semiconductors coupling, nonmetal doping, metal-doped, surface sensitizings. Such as, CN103638981A provides a kind of supported Au catalysts containing organic polymer electronic auxiliary and its preparation method and application, and this catalyst is with TiO2It is electronq donor and high-dispersion loading type catalyst that Au nanoparticle is active component for carrier, polyaniline, is used for improving Au/TiO2The ability of CO catalytic oxidation under visible light. CN103252502A provides a kind of hollow core-shell structure AuTiO2The preparation method of nano composite material; CN102936037A provides one and stablizes high dispersive Au/TiO2The preparation method of catalyst; CN102863046A provides a kind of Au/TiO2The application of the photocatalytic degradation of nano-tube array sugar production wastewater.
Summary of the invention
In order to solve the problems referred to above, the present invention provides a kind of Au-PANI-TiO2The preparation method of ternary photocatalyst, described preparation method is by TiO2It is distributed in water, adds aniline and gold chloride, generate polyaniline and Au nanoparticle is coated on TiO2Surface, obtains Au-PANI-TiO2Ternary photocatalyst;
Further, described preparation method includes:
S1: be dissolved in water by surfactant, adds TiO2, ultrasonic disperse obtains TiO2Dispersion liquid;
S2: under agitation at TiO2Dispersion liquid adds aniline and obtains mixed liquor, stir mixed liquor 0.5-4h;
S3: add chlorauric acid solution in S2 mixed liquor, reacts 5-36h at 15-50 DEG C;
S4: the centrifugal sedimentation of end will be reacted in S3 and with deionized water wash;
Au-PANI-TiO is obtained after drying at S5:60-80 DEG C2Ternary photocatalyst;
Further, the surfactant described in S1 includes sodium lauryl sulphate, dodecylbenzene sodium sulfonate, cetyl trimethylammonium bromide and hexadecyltrimethylammonium chloride;
Further, the TiO described in S12Including titania nanoparticles, titanic oxide hollow microballoon and titanium dioxide hollow Nano pipe;
Beneficial effects of the present invention is as follows:
1) adopt noble metal Au nanoparticle and conductive polymer polyanaline (PANI) to TiO2Jointly modifiy, make TiO2The absorption region of light is extended to visible region, increases the catalyst utilization ratio to sunlight;
2) redox reaction between gold chloride and aniline, preparation Au nanoparticle and polyaniline are utilized, it is not necessary to introduce other Oxidizing and Reducing Agents;
2) step has prepared Au nanoparticle and polyaniline modified TiO jointly2Photocatalyst, technological process is simple, easy and simple to handle, and photocatalysis performance is excellent.
Accompanying drawing explanation
Fig. 1 is the Au-PANI-TiO that the embodiment of the present invention 1 obtains2The scanning electron microscope (SEM) photograph of photocatalyst.
Fig. 2 is the Au-PANI-TiO that the embodiment of the present invention 1 obtains2The high-resolution lens drawings of photocatalyst.
Fig. 3 is the Au-PANI-TiO that the embodiment of the present invention 3 obtains2The high-resolution lens drawings of photocatalyst.
Fig. 4 is the Au-PANI-TiO that the embodiment of the present invention 3 obtains2The high-resolution lens drawings of photocatalyst.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is explained in further detail. Should be appreciated that specific embodiment described herein is used only for explaining the present invention, be not intended to limit the present invention. On the contrary, the present invention contains any replacement made in the spirit and scope of the present invention, amendment, equivalent method and scheme being defined by the claims. Further, in order to make the public that the present invention to be had a better understanding, in below the details of the present invention being described, detailed describe some specific detail sections. The description not having these detail sections for a person skilled in the art can also understand the present invention completely.
Below in conjunction with the drawings and specific embodiments, the invention will be further described, but not as a limitation of the invention. Below for the present invention enumerate most preferred embodiment:
As Figure 1-Figure 4, the present invention provides a kind of Au-PANI-TiO2The preparation method of ternary photocatalyst, described preparation method is by TiO2It is distributed in water, adds aniline and gold chloride, generate polyaniline and Au nanoparticle is coated on TiO2Surface, obtains Au-PANI-TiO2Ternary photocatalyst.
Described preparation method includes:
S1: be dissolved in water by surfactant, adds TiO2, ultrasonic disperse obtains TiO2Dispersion liquid, described surfactant includes sodium lauryl sulphate, dodecylbenzene sodium sulfonate, cetyl trimethylammonium bromide and hexadecyltrimethylammonium chloride, described TiO2Including titania nanoparticles, titanic oxide hollow microballoon and titanium dioxide hollow Nano pipe;
S2: under agitation at TiO2Dispersion liquid adds aniline and obtains mixed liquor, stir mixed liquor 0.5-4h;
S3: add chlorauric acid solution in S2 mixed liquor, reacts 5-36h at 15-50 DEG C;
S4: the centrifugal sedimentation of end will be reacted in S3 and with deionized water wash;
Au-PANI-TiO is obtained after drying at S5:60-80 DEG C2Ternary photocatalyst.
Embodiment 1:Au-PANI-TiO2The preparation of photocatalyst
Dodecylbenzene sodium sulfonate is dissolved in water, adds TiO2Nano-particle (P25), ultrasonic disperse obtains TiO2Dispersion liquid; Under agitation at TiO2Dispersion liquid adds aniline, continues stirring 1h, add chlorauric acid solution, at 45 DEG C, react 24h, centrifugal sedimentation with deionized water wash, at 80 DEG C, obtain Au-PANI-TiO after drying2Ternary photocatalyst. Affiliated aniline and TiO2Mass ratio is the mol ratio of 1.25:100, gold chloride and aniline is 1:3. Aniline and gold chloride generation redox reaction, generate polyaniline and Au nanoparticle, and the particle diameter of Au nanoparticle is 10nm, and polyaniline-coated is at TiO2On.
Taking the catalyst prepared by 20mg, it mixed with the 5mg/L rhodamine B solution of 100ml, in the dark after stirring 40min, irradiate under visible ray (�� > 420nm), photocatalytic activity reaches 90%.
Embodiment 2:
Hexadecyltrimethylammonium chloride is dissolved in water, adds TiO2Nano-particle, ultrasonic disperse obtains TiO2Dispersion liquid; Under agitation at TiO2Dispersion liquid adds aniline, continues stirring 4h, add chlorauric acid solution, at 45 DEG C, react 36h, centrifugal sedimentation with deionized water wash, at 80 DEG C, obtain Au-PANI-TiO after drying2Ternary photocatalyst. Affiliated aniline and TiO2Mass ratio is the mol ratio of 3:100, gold chloride and aniline is 1:3. Aniline and gold chloride generation redox reaction, generate polyaniline and Au nanoparticle, and the particle diameter of Au nanoparticle is 12nm, and polyaniline-coated is at TiO2On.
Taking the catalyst prepared by 20mg, it mixed with the 5mg/L rhodamine B solution of 100ml, in the dark after stirring 40min, irradiate under visible ray (�� > 420nm), photocatalytic activity reaches 82%.
Embodiment 3:
Sodium lauryl sulphate is dissolved in water, adds TiO2Tiny balloon, ultrasonic disperse obtains TiO2Dispersion liquid; Under agitation at TiO2Dispersion liquid adds aniline, continues stirring 0.5h, add chlorauric acid solution, at 25 DEG C, react 12h, centrifugal sedimentation with deionized water wash, at 70 DEG C, obtain Au-PANI-TiO after drying2Ternary photocatalyst. Affiliated aniline and TiO2Mass ratio is the mol ratio of 5:100, gold chloride and aniline is 1:3. Aniline and gold chloride generation redox reaction, generate polyaniline and Au nanoparticle, and the particle diameter of Au nanoparticle is 5nm, and polyaniline-coated is at TiO2On.
Taking the catalyst prepared by 20mg, it mixed with the 5mg/L rhodamine B solution of 100ml, in the dark after stirring 40min, irradiate under visible ray (�� > 420nm), photocatalytic activity can reach 85%.
Embodiment 4:
Au-PANI-TiO2The preparation of photocatalyst
Sodium lauryl sulphate is dissolved in water, adds TiO2Tiny balloon, ultrasonic disperse obtains TiO2Dispersion liquid; Under agitation at TiO2Dispersion liquid adds aniline, continues stirring 3h, add chlorauric acid solution, at 50 DEG C, react 12h, centrifugal sedimentation with deionized water wash, at 70 DEG C, obtain Au-PANI-TiO after drying2Ternary photocatalyst. Affiliated aniline and TiO2Mass ratio is the mol ratio of 4:100, gold chloride and aniline is 1:3. Aniline and gold chloride generation redox reaction, generate polyaniline and Au nanoparticle, and the particle diameter of Au nanoparticle is 7nm, and polyaniline-coated is at TiO2On.
Taking the catalyst prepared by 20mg, it mixed with the 5mg/L rhodamine B solution of 100ml, in the dark after stirring 40min, irradiate under visible ray (�� > 420nm), photocatalytic activity can reach 87%.
Embodiment 5:
Cetyl trimethylammonium bromide is dissolved in water, adds TiO2Hollow Nano pipe, ultrasonic disperse obtains TiO2Dispersion liquid; Under agitation at TiO2Dispersion liquid adds aniline, continues stirring 2h, add chlorauric acid solution, at 35 DEG C, react 5h, centrifugal sedimentation with deionized water wash, at 80 DEG C, obtain Au-PANI-TiO after drying2Ternary photocatalyst. Affiliated aniline and TiO2Mass ratio is the mol ratio of 3:100, gold chloride and aniline is 1:3. Aniline and gold chloride generation redox reaction, generate polyaniline and Au nanoparticle, and the particle diameter of Au nanoparticle is 5nm, and polyaniline-coated is at TiO2On.
Taking the catalyst prepared by 20mg, it mixed with the 5mg/L rhodamine B solution of 100ml, in the dark after stirring 40min, irradiate under visible ray (�� > 420nm), photocatalytic activity can reach 80%.
Embodiment described above, the simply one of the present invention more preferably detailed description of the invention, the usual variations and alternatives that those skilled in the art carries out within the scope of technical solution of the present invention all should be included in protection scope of the present invention.

Claims (4)

1. an Au-PANI-TiO2The preparation method of ternary photocatalyst, it is characterised in that described preparation method is by TiO2It is distributed in water, adds aniline and gold chloride, generate polyaniline and Au nanoparticle is coated on TiO2Surface, obtains Au-PANI-TiO2Ternary photocatalyst.
2. preparation method according to claim 1, it is characterised in that described preparation method includes:
S1: be dissolved in water by surfactant, adds TiO2, ultrasonic disperse obtains TiO2Dispersion liquid;
S2: under agitation at TiO2Dispersion liquid adds aniline and obtains mixed liquor, stir mixed liquor 0.5-4h;
S3: add chlorauric acid solution in S2 mixed liquor, reacts 5-36h at 15-50 DEG C;
S4: the centrifugal sedimentation of end will be reacted in S3 and with deionized water wash;
Au-PANI-TiO is obtained after drying at S5:60-80 DEG C2Ternary photocatalyst.
3. preparation method according to claim 2, it is characterised in that the surfactant described in S1 includes sodium lauryl sulphate, dodecylbenzene sodium sulfonate, cetyl trimethylammonium bromide and hexadecyltrimethylammonium chloride.
4. preparation method according to claim 2, it is characterised in that the TiO described in S12Including titania nanoparticles, titanic oxide hollow microballoon and titanium dioxide hollow Nano pipe.
CN201610110038.3A 2016-02-26 2016-02-26 A kind of Au-PANI-TiO2The preparation method of ternary photochemical catalyst Expired - Fee Related CN105618154B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610110038.3A CN105618154B (en) 2016-02-26 2016-02-26 A kind of Au-PANI-TiO2The preparation method of ternary photochemical catalyst

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610110038.3A CN105618154B (en) 2016-02-26 2016-02-26 A kind of Au-PANI-TiO2The preparation method of ternary photochemical catalyst

Publications (2)

Publication Number Publication Date
CN105618154A true CN105618154A (en) 2016-06-01
CN105618154B CN105618154B (en) 2018-07-17

Family

ID=56033727

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610110038.3A Expired - Fee Related CN105618154B (en) 2016-02-26 2016-02-26 A kind of Au-PANI-TiO2The preparation method of ternary photochemical catalyst

Country Status (1)

Country Link
CN (1) CN105618154B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107840957A (en) * 2017-11-23 2018-03-27 华南理工大学 The gold nano grain@polyaniline nano-composite materials of dandelion shape prepared by one kettle way and its preparation method and application
CN108376742A (en) * 2018-03-09 2018-08-07 湖南文理学院 A kind of preparation method of cerium oxide base solar cell nanometer powder body material and application
CN108554459A (en) * 2018-04-14 2018-09-21 扬州工业职业技术学院 A kind of New Polyaniline/composite titania material and its application in environment remediation
CN108715169A (en) * 2018-05-29 2018-10-30 西南交通大学 A kind of rail vehicle air cleaning system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101838391A (en) * 2010-06-12 2010-09-22 中南大学 Polyaniline/silver conductive nanocomposite material and preparation method thereof
CN103638981A (en) * 2013-11-28 2014-03-19 福州大学 Supported type Au catalyst containing organic polymer electronic auxiliary
CN104857995A (en) * 2015-05-21 2015-08-26 中国石油大学(华东) PANI (polyaniline)-modified N-doped TiO2 (titanium dioxide) composite photocatalyst adopting nanostructure as well as preparation method and application of photocatalyst
CN105080585A (en) * 2015-06-12 2015-11-25 上海师范大学 Ag/TiO2-N visible-light catalyst, and supercritical alcohol-heating preparation method and application thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101838391A (en) * 2010-06-12 2010-09-22 中南大学 Polyaniline/silver conductive nanocomposite material and preparation method thereof
CN103638981A (en) * 2013-11-28 2014-03-19 福州大学 Supported type Au catalyst containing organic polymer electronic auxiliary
CN104857995A (en) * 2015-05-21 2015-08-26 中国石油大学(华东) PANI (polyaniline)-modified N-doped TiO2 (titanium dioxide) composite photocatalyst adopting nanostructure as well as preparation method and application of photocatalyst
CN105080585A (en) * 2015-06-12 2015-11-25 上海师范大学 Ag/TiO2-N visible-light catalyst, and supercritical alcohol-heating preparation method and application thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
KAI YANG ET AL.: "Promoted effect of PANI as electron transfer promoter on CO oxidation over Au/TiO2", 《APPLIED CATALYSIS B ENVIRONMENTAL》 *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107840957A (en) * 2017-11-23 2018-03-27 华南理工大学 The gold nano grain@polyaniline nano-composite materials of dandelion shape prepared by one kettle way and its preparation method and application
CN108376742A (en) * 2018-03-09 2018-08-07 湖南文理学院 A kind of preparation method of cerium oxide base solar cell nanometer powder body material and application
CN108376742B (en) * 2018-03-09 2021-12-07 湖南文理学院 Preparation method and application of cerium oxide-based solar cell nano powder material
CN108554459A (en) * 2018-04-14 2018-09-21 扬州工业职业技术学院 A kind of New Polyaniline/composite titania material and its application in environment remediation
CN108554459B (en) * 2018-04-14 2020-07-28 扬州工业职业技术学院 Polyaniline/titanium dioxide composite material and application thereof in environmental remediation
CN108715169A (en) * 2018-05-29 2018-10-30 西南交通大学 A kind of rail vehicle air cleaning system
CN108715169B (en) * 2018-05-29 2019-11-01 西南交通大学 A kind of rail vehicle air cleaning system

Also Published As

Publication number Publication date
CN105618154B (en) 2018-07-17

Similar Documents

Publication Publication Date Title
Burda et al. Enhanced nitrogen doping in TiO2 nanoparticles
Li et al. Preparation of highly photocatalytic active nano-size TiO2–Cu2O particle composites with a novel electrochemical method
CN104001504B (en) Silver and the co-modified TiO of Graphene2the preparation method of nano wire and the effect of photocatalysis degradation of pollutants in waste water
CN105618154A (en) Preparation method of Au-PANI-TiO2 three-element photocatalyst
CN103801284B (en) A kind of preparation method of pucherite-graphene composite photocatalyst
CN105110423A (en) Carbon-aerogel-carried bimetal organic framework electro-Fenton cathode and preparation method thereof
CN101596456A (en) TiO with nucleocapsid structure 2/ SiO 2/ Fe 3O 4Nano particle and manufacture method thereof
Sharon et al. Titania based nanocomposites as a photocatalyst: A review
CN101219377A (en) Precious metal/one-dimensional titanium dioxide nanostructure composite material and method for producing the same
CN103920509A (en) Mesoporous BiOX photocatalyst and preparation method and application thereof
CN104941615A (en) Preparation method of Ag/AgCl/TiO2 nanotube
CN102614933A (en) Noble metal silver deposition-polypyrrole sensitization hollow titanium dioxide nano photocatalyst and preparation method thereof
CN107252685A (en) A kind of hydroxyl aminated compounds functional magnetic graphene oxide catalysis material and its preparation method and application
Alburaih et al. Facile synthesis of W1-yFeyO3@ NiO@ RGO ternary nanohybrid with enhanced sunlight mediated photocatalytic and bactericidal activities for water purification
CN105289685A (en) Surface plasmon resonance enhanced photocatalyst for air purification, preparation method of surface plasmon resonance enhanced photocatalyst and application of surface plasmon resonance enhanced photocatalyst
CN106914268B (en) A kind of graphene composite nano material and its preparation method and application
Mohadesi et al. The application of modified nano-TiO2 photocatalyst for wastewater treatment: A review
CN106166497A (en) A kind of green catalyst and the method processing organic wastewater
Khusnun et al. Influence of TiO2 dispersion on silica support toward enhanced amine assisted CO2 photoconversion to methanol
CN104549400A (en) Visible light response type TiO2 nanotube array, as well as preparation method and applications thereof
CN104096553B (en) Titania solution based on Graphene composition and preparation method thereof
CN102389836B (en) Polyaniline/titanium dioxide/clay nanometer composite photocatalyst and preparation method thereof
Shen et al. Carbon dot–doped titanium dioxide sheets for the efficient photocatalytic performance of refractory pollutants
Keerthana et al. NiMoO4 nanorods photocatalytic activity comparison under UV and visible light
Liu et al. Self-cleaning and photodegradle PVDF separation membranes modified with self-assembled TiO2-g-CS/CNTs particle

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

Granted publication date: 20180717

CF01 Termination of patent right due to non-payment of annual fee