CN107244695B - The method of controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder - Google Patents
The method of controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder Download PDFInfo
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- CN107244695B CN107244695B CN201710582335.2A CN201710582335A CN107244695B CN 107244695 B CN107244695 B CN 107244695B CN 201710582335 A CN201710582335 A CN 201710582335A CN 107244695 B CN107244695 B CN 107244695B
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 35
- 239000011858 nanopowder Substances 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 14
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 12
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 239000000725 suspension Substances 0.000 claims abstract description 29
- 238000001035 drying Methods 0.000 claims abstract description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000002253 acid Substances 0.000 claims abstract description 15
- 239000008367 deionised water Substances 0.000 claims abstract description 15
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 235000015393 sodium molybdate Nutrition 0.000 claims abstract description 15
- 239000011684 sodium molybdate Substances 0.000 claims abstract description 15
- TVXXNOYZHKPKGW-UHFFFAOYSA-N sodium molybdate (anhydrous) Chemical compound [Na+].[Na+].[O-][Mo]([O-])(=O)=O TVXXNOYZHKPKGW-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000003756 stirring Methods 0.000 claims abstract description 15
- 239000002105 nanoparticle Substances 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims abstract description 13
- 238000002360 preparation method Methods 0.000 claims abstract description 12
- 239000007864 aqueous solution Substances 0.000 claims abstract description 11
- 239000002071 nanotube Substances 0.000 claims abstract description 7
- 239000013078 crystal Substances 0.000 claims abstract description 3
- 239000002086 nanomaterial Substances 0.000 claims abstract description 3
- 206010013786 Dry skin Diseases 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 7
- 239000002070 nanowire Substances 0.000 claims description 6
- 239000002127 nanobelt Substances 0.000 claims description 3
- 239000002057 nanoflower Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 claims 1
- 235000012149 noodles Nutrition 0.000 claims 1
- -1 polytetrafluoroethylene Polymers 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- 239000010936 titanium Substances 0.000 claims 1
- 230000001699 photocatalysis Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007146 photocatalysis Methods 0.000 abstract description 4
- 238000001027 hydrothermal synthesis Methods 0.000 abstract description 3
- 229960000935 dehydrated alcohol Drugs 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241001062009 Indigofera Species 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- ZDNBCKZJXCUXCR-UHFFFAOYSA-L dihydroxy(oxo)titanium Chemical compound O[Ti](O)=O ZDNBCKZJXCUXCR-UHFFFAOYSA-L 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
- C01P2004/13—Nanotubes
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
- C01P2004/16—Nanowires or nanorods, i.e. solid nanofibres with two nearly equal dimensions between 1-100 nanometer
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The invention discloses a kind of methods of controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder, it disperses the metatitanic acid of 0.1g difference crystal phase and nanostructure in 30mL aqueous solution, 2.57-38.59mg sodium molybdate is added in above-mentioned solution again, stirring 30min obtains white suspension；Obtained white suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, sealing is placed in drying box in 220 DEG C of reactions for 24 hours；Pass through deionized water and washes of absolute alcohol after product is taken out to neutrality; then diverse microcosmic appearance blue titanium dioxide nano-powder is obtained in 40-100 DEG C of dry 6-48h, which is titania nanotube, titania nanoparticles or titanium dioxide nano thread.The present invention, which prepares blue titanium dioxide by hydro-thermal method, can effectively promote its photocatalysis efficiency, have many advantages, such as that preparation process is simple, properties of product are efficient and morphology controllable.
Description
Technical field
The invention belongs to the synthesis technical fields of nano TiO 2 powder, and in particular to a kind of controlledly synthesis diverse microcosmic
The method of pattern blue titanium dioxide nano-powder.
Background technique
Environmental degradation and energy shortage have become the two large problems that current economic society must face.In the 1970s,
Japanese scholars Fujishima A and Honda K reported for the first time on Nature light irradiation under the conditions of, TiO2Electrode is decomposable
Water generates hydrogen (i.e. Honda-Fujishima effect), has started one research boom.Being converted into Hydrogen Energy using solar energy becomes
One of research hotspot of the world today.Meanwhile industrial wastewater and sanitary sewage have become the big problem of human survival and development,
Ecological environment destruction is serious, threatens the Nature ecosystem and the health of people, and sewage treatment is very urgent.
Conductor photocatalysis material is from TiO2The extensive concern of scientists from all over the world is obtained since appearance, researcher has found light
Catalysis reaction can effective decomposing organic matter, kill bacterium and eliminate peculiar smell, and photocatalysis technology possess it is various excellent
Gesture, if reaction temperature is room temperature, photochemical catalyst itself is nontoxic, harmless, non-corrosive, there will not be secondary pollution etc., is considered
It is to solve one of environmental problem and energy problem's most efficient method.How to promote the activity of catalysis material is current research
Hot spot.Flawless TiO2It is shown as faint yellow, with the increase of degree of imperfection, gradually becomes blue, grey and black.With it is intact
Fall into TiO2It compares, the high TiO of degree of imperfection2There are more active sites, shows higher activity i.e. high hydrogen production efficiency and pollutant
Degradation efficiency.Compared with traditional preparation process, hydro-thermal method have preparation process is simple, production cost is low, product purity is high and
The advantages that dispersibility and good crystallinity.
Summary of the invention
The technical problem to be solved by the present invention is to provide a kind of morphology controllable and the controlledly synthesis diverse microcosmics of simple process
The method of pattern blue titanium dioxide nano-powder.
The present invention adopts the following technical scheme that solve above-mentioned technical problem, controlledly synthesis diverse microcosmic appearance blue dioxy
Change the method for nano-ti powder body, it is characterised in that specific steps are as follows: (1) by the metatitanic acid of 0.1g difference crystal phase and nanostructure point
It dissipates in 30mL aqueous solution, then 2.57-38.59mg sodium molybdate is added in above-mentioned solution, it is suspended that stirring 30min obtains white
Liquid；(2) obtained white suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, sealing be placed in drying box in
220 DEG C of reactions are for 24 hours；(3) then dry in 40-100 DEG C by deionized water and washes of absolute alcohol to neutrality after taking out product
Dry 6-48h obtains diverse microcosmic appearance blue titanium dioxide nano-powder, which is titanium dioxide
Nanotube, titania nanoparticles or titanium dioxide nano thread.
Further preferably, the specific preparation process of the titanium dioxide nano thread are as follows: (1) by 0.1g metatitanic acid nanobelt point
It dissipates in 30mL aqueous solution, then 2.57mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；(2)
Obtained white suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, sealing is placed in drying box anti-in 220 DEG C
It should for 24 hours；(3) after taking out product then indigo plant is obtained in 40 DEG C of dryings to neutrality by deionized water and washes of absolute alcohol for 24 hours
Color titanium dioxide nano thread.
Further preferably, the specific preparation process of the titania nanotube are as follows: (1) by 0.1g metatitanic acid nano flower point
It dissipates in 30mL aqueous solution, then 2.57mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；(2)
Obtained white suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, sealing is placed in drying box anti-in 220 DEG C
It should for 24 hours；(3) after taking out product then indigo plant is obtained in 40 DEG C of dryings to neutrality by deionized water and washes of absolute alcohol for 24 hours
Color titania nanotube.
Further preferably, the specific preparation process of the titania nanoparticles are as follows: (1) by 0.1g metatitanic acid nano wire
It is scattered in 30mL aqueous solution, then 2.57mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；
(2) obtained white suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, sealing is placed in drying box in 220 DEG C
Reaction is for 24 hours；(3) it is then obtained for 24 hours in 40 DEG C of dryings by deionized water and washes of absolute alcohol to neutrality after taking out product
Blue titanium dioxide nano particle.
Further preferably, the specific preparation process of the titania nanoparticles are as follows: (1) by 0.1g metatitanic acid nano wire
It is scattered in 30mL aqueous solution, then 38.59mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；
(2) obtained white suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, sealing is placed in drying box in 220 DEG C
Reaction is for 24 hours；(3) it is then obtained for 24 hours in 40 DEG C of dryings by deionized water and washes of absolute alcohol to neutrality after taking out product
Blue titanium dioxide nano particle.
Compared with the prior art, the invention has the following beneficial effects: the present invention prepares blue titanium dioxide by hydro-thermal method
Its photocatalysis efficiency can be effectively promoted, has many advantages, such as that preparation process is simple, properties of product are efficient and morphology controllable, it is obtained
Blue titanium dioxide nano-powder can be used in degradation and the energy such as photocatalytic water and supercapacitor of the organic pollutants such as dyestuff
The electrode of material has stronger market application prospect.
Detailed description of the invention
Fig. 1 is the X-ray diffractogram of titanyl hydroxide starting material used in embodiment 1-3；
Fig. 2 is the X-ray diffractogram that product blue titanium dioxide nano-powder is made in embodiment 1-3；
Fig. 3 is the SEM figure that product blue titanium dioxide nano-powder is made in embodiment 1-3.
(a) is embodiment 1 in figure, (b) is embodiment 2, (c) is embodiment 3.
Specific embodiment
Above content of the invention is described in further details by the following examples, but this should not be interpreted as to this
The range for inventing above-mentioned theme is only limitted to embodiment below, and all technologies realized based on above content of the present invention belong to this hair
Bright range.
Embodiment 1
(1) it disperses 0.1g metatitanic acid nanobelt in 30mL aqueous solution, then 2.57mg sodium molybdate is added to above-mentioned molten
In liquid, stirring 30min obtains white suspension；(2) obtained white suspension is transferred to the reaction of polytetrafluoroethyllining lining
In kettle, sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) clear by deionized water and dehydrated alcohol after taking out product
It is washed till neutrality, then obtains blue titanium dioxide nano wire for 24 hours in 40 DEG C of dryings (see Fig. 3 a).
Embodiment 2
(1) it disperses 0.1g metatitanic acid nano flower in 30mL aqueous solution, then 2.57mg sodium molybdate is added to above-mentioned molten
In liquid, stirring 30min obtains white suspension；(2) obtained white suspension is transferred to the reaction of polytetrafluoroethyllining lining
In kettle, sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) clear by deionized water and dehydrated alcohol after taking out product
It is washed till neutrality, then obtains blue titanium dioxide nanotube for 24 hours in 40 DEG C of dryings (see Fig. 3 b).
Embodiment 3
(1) it disperses 0.1g metatitanic acid nano wire in 30mL aqueous solution, then 2.57mg sodium molybdate is added to above-mentioned molten
In liquid, stirring 30min obtains white suspension；(2) obtained white suspension is transferred to the reaction of polytetrafluoroethyllining lining
In kettle, sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) clear by deionized water and dehydrated alcohol after taking out product
It is washed till neutrality, then obtains blue titanium dioxide nano particle for 24 hours in 40 DEG C of dryings (see Fig. 3 c).
Embodiment 4
(1) it disperses 0.1g metatitanic acid nano wire in 30mL aqueous solution, then 38.59mg sodium molybdate is added to above-mentioned molten
In liquid, stirring 30min obtains white suspension；(2) obtained white suspension is transferred to the reaction of polytetrafluoroethyllining lining
In kettle, sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) clear by deionized water and dehydrated alcohol after taking out product
It is washed till neutrality, then obtains blue titanium dioxide nano particle for 24 hours in 40 DEG C of dryings.
Embodiment above describes basic principles and main features of the invention and advantage, the technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, under the range for not departing from the principle of the invention, various changes and improvements may be made to the invention, these changes and improvements are each fallen within
In the scope of protection of the invention.
Claims (5)
1. the method for controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder, it is characterised in that specific steps are as follows: (1)
It disperses the metatitanic acid of 0.1g difference crystal phase and nanostructure in 30mL aqueous solution, then 2.57-38.59mg sodium molybdate is added
Into above-mentioned solution, stirring 30min obtains white suspension；(2) obtained white suspension is transferred in polytetrafluoroethylene (PTFE)
In the reaction kettle of lining, sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) pass through deionized water and nothing after taking out product
Water-ethanol is cleaned to neutrality, then obtains diverse microcosmic appearance blue titanium dioxide nano-powder in 40-100 DEG C of dry 6-48h,
The blue titanium dioxide nano-powder is titania nanotube, titania nanoparticles or titanium dioxide nano thread.
2. the method for controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder according to claim 1, special
Sign is the specific preparation process of the titanium dioxide nano thread are as follows: (1) it is water-soluble to disperse 30mL for 0.1g metatitanic acid nanobelt
In liquid, then 2.57mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；(2) white that will be obtained
Suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, and sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) it will produce
Object passes through deionized water and washes of absolute alcohol to neutrality after taking out, then obtain blue titanium dioxide for 24 hours in 40 DEG C of dryings and receive
Rice noodles.
3. the method for controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder according to claim 1, special
Sign is the specific preparation process of the titania nanotube are as follows: (1) it is water-soluble to disperse 30mL for 0.1g metatitanic acid nano flower
In liquid, then 2.57mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；(2) white that will be obtained
Suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, and sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) it will produce
Object passes through deionized water and washes of absolute alcohol to neutrality after taking out, then obtain blue titanium dioxide for 24 hours in 40 DEG C of dryings and receive
Mitron.
4. the method for controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder according to claim 1, special
Sign is the specific preparation process of the titania nanoparticles are as follows: (1) disperses 30mL water for 0.1g metatitanic acid nano wire
In solution, then 2.57mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；(2) white by what is obtained
Color suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, and sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3) will
Product passes through deionized water and washes of absolute alcohol to neutrality after taking out, then obtain blue titanium dioxide for 24 hours in 40 DEG C of dryings
Nano particle.
5. the method for controlledly synthesis diverse microcosmic appearance blue titanium dioxide nano-powder according to claim 1, special
Sign is the specific preparation process of the titania nanoparticles are as follows: (1) disperses 30mL water for 0.1g metatitanic acid nano wire
In solution, then 38.59mg sodium molybdate is added in above-mentioned solution, stirring 30min obtains white suspension；(2) it will obtain
White suspension is transferred in the reaction kettle of polytetrafluoroethyllining lining, and sealing is placed in drying box in 220 DEG C of reactions for 24 hours；(3)
After product is taken out then blue titanium dioxide is obtained in 40 DEG C of dryings to neutrality by deionized water and washes of absolute alcohol for 24 hours
Titanium nano particle.
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| CN112174200A (en) * | 2020-10-10 | 2021-01-05 | 常州工学院 | Method for preparing nano titanium dioxide by acid-base hydrothermal method |
| CN113247960A (en) * | 2021-05-07 | 2021-08-13 | 河南师范大学 | Production method of nano composite solid polymeric ferric sulfate |
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| CN1915835A (en) * | 2006-07-27 | 2007-02-21 | 北京先讯东泰科技有限公司 | Method for preparing Nano line of titania, and application of the prepared Nano line of titania |
| CN101857268A (en) * | 2010-06-29 | 2010-10-13 | 江苏大学 | Preparation method of TiO2 nanotube |
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| CN1915835A (en) * | 2006-07-27 | 2007-02-21 | 北京先讯东泰科技有限公司 | Method for preparing Nano line of titania, and application of the prepared Nano line of titania |
| CN101857268A (en) * | 2010-06-29 | 2010-10-13 | 江苏大学 | Preparation method of TiO2 nanotube |
Non-Patent Citations (1)
| Title |
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| Photocatalytic H2 production on TiO2 with tuned phase struture via controlling the phase transformation;Yi Ma et al.;《Journalof Materials Research》;20120830;全文 |
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