CN105618154A - Preparation method of Au-PANI-TiO2 three-element photocatalyst - Google Patents
Preparation method of Au-PANI-TiO2 three-element photocatalyst Download PDFInfo
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- 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
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 239000011941 photocatalyst Substances 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229920000767 polyaniline Polymers 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002105 nanoparticle Substances 0.000 claims description 22
- 239000010931 gold Substances 0.000 claims description 21
- 239000006185 dispersion Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 16
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 15
- FDWREHZXQUYJFJ-UHFFFAOYSA-M gold monochloride Chemical compound [Cl-].[Au+] FDWREHZXQUYJFJ-UHFFFAOYSA-M 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 13
- SJUCACGNNJFHLB-UHFFFAOYSA-N O=C1N[ClH](=O)NC2=C1NC(=O)N2 Chemical compound O=C1N[ClH](=O)NC2=C1NC(=O)N2 SJUCACGNNJFHLB-UHFFFAOYSA-N 0.000 claims description 8
- 238000013019 agitation Methods 0.000 claims description 8
- 239000008367 deionised water Substances 0.000 claims description 8
- 229910021641 deionized water Inorganic materials 0.000 claims description 8
- 238000001035 drying Methods 0.000 claims description 8
- 238000004062 sedimentation Methods 0.000 claims description 8
- 239000004094 surface-active agent Substances 0.000 claims description 6
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 5
- 239000004141 Sodium laurylsulphate Substances 0.000 claims description 5
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 5
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 4
- WOWHHFRSBJGXCM-UHFFFAOYSA-M cetyltrimethylammonium chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCC[N+](C)(C)C WOWHHFRSBJGXCM-UHFFFAOYSA-M 0.000 claims description 4
- JHJUUEHSAZXEEO-UHFFFAOYSA-M sodium;4-dodecylbenzenesulfonate Chemical compound [Na+].CCCCCCCCCCCCC1=CC=C(S([O-])(=O)=O)C=C1 JHJUUEHSAZXEEO-UHFFFAOYSA-M 0.000 claims description 4
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 abstract description 11
- 239000002245 particle Substances 0.000 abstract description 10
- 230000001699 photocatalysis Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 238000006479 redox reaction Methods 0.000 abstract description 7
- 239000003638 chemical reducing agent Substances 0.000 abstract description 2
- 229920001940 conductive polymer Polymers 0.000 abstract description 2
- 239000007800 oxidant agent Substances 0.000 abstract description 2
- 230000001590 oxidative effect Effects 0.000 abstract description 2
- 239000002253 acid Substances 0.000 abstract 2
- 230000031700 light absorption Effects 0.000 abstract 1
- 239000010970 precious metal Substances 0.000 abstract 1
- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical compound [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 5
- 229940043267 rhodamine b Drugs 0.000 description 5
- 238000007146 photocatalysis Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000593 degrading effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002114 nanocomposite Substances 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000013033 photocatalytic degradation reaction Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 231100000202 sensitizing Toxicity 0.000 description 1
- 230000001235 sensitizing effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24
- B01J31/38—Catalysts 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/39—Photocatalytic properties
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/308—Dyes; Colorants; Fluorescent agents
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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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
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.
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Cited By (4)
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| 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 |
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Cited By (7)
| 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 |
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