CN105521774A - Titanium dioxide hollow nano-material, and preparation method and application thereof - Google Patents
Titanium dioxide hollow nano-material, and preparation method and application thereof Download PDFInfo
- Publication number
- CN105521774A CN105521774A CN201510968708.0A CN201510968708A CN105521774A CN 105521774 A CN105521774 A CN 105521774A CN 201510968708 A CN201510968708 A CN 201510968708A CN 105521774 A CN105521774 A CN 105521774A
- Authority
- CN
- China
- Prior art keywords
- titanium dioxide
- preparation
- dioxide hollow
- hollow nano
- nano material
- 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.)
- Pending
Links
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 239000004408 titanium dioxide Substances 0.000 title claims abstract description 39
- 239000002086 nanomaterial Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 12
- 239000011259 mixed solution Substances 0.000 claims abstract description 12
- 150000007524 organic acids Chemical class 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 239000008367 deionised water Substances 0.000 claims abstract description 7
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 7
- 239000010935 stainless steel Substances 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 7
- 238000000137 annealing Methods 0.000 claims abstract description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 21
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims description 10
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 8
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 claims description 6
- 238000005119 centrifugation Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- 235000019260 propionic acid Nutrition 0.000 claims description 4
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- 235000011054 acetic acid Nutrition 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 230000035484 reaction time Effects 0.000 claims description 2
- 230000001699 photocatalysis Effects 0.000 abstract description 7
- 238000005406 washing Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000007146 photocatalysis Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 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
- 238000006555 catalytic reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000001291 vacuum drying Methods 0.000 description 4
- 239000004005 microsphere Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229940069328 povidone Drugs 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
Classifications
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/10—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by subjecting to electric or wave energy or particle or ionizing radiation
- A62D3/17—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by subjecting to electric or wave energy or particle or ionizing radiation to electromagnetic radiation, e.g. emitted by a laser
-
- 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
- B01J35/20—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state
- B01J35/23—Catalysts, in general, characterised by their form or physical properties characterised by their non-solid state in a colloidal state
-
- 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
-
- 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
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/20—Organic substances
- A62D2101/26—Organic substances containing nitrogen or phosphorus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/20—Organic substances
- A62D2101/28—Organic substances containing oxygen, sulfur, selenium or tellurium, i.e. chalcogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Catalysts (AREA)
Abstract
The invention discloses a titanium dioxide hollow nano-material, and a preparation method and an application thereof; the diameter of a hollow structure of the material is 1 to 2 [mu]m, and the material is orderly formed by particles with the diameter of 20 to 50 nm. The preparation method comprises the following steps: under stirring and ultrasonic conditions, dispersing tetrabutyl titanate to a mixed solution of an organic acid and hydrogen peroxide, then moving the mixed solution into a stainless steel reaction kettle, sealing, and carrying out a heating reaction; and after the reaction is finished, cooling to room temperature, carrying out centrifugal separation, repeatedly washing the product with deionized water, then repeatedly washing with anhydrous ethanol, drying, and annealing to obtain the product. The prepared material has the advantages of high photocatalytic efficiency, low cost, simple process and high yield.
Description
Technical field
The present invention relates to field of nanometer material technology, be specifically related to a kind of titanium dioxide hollow nano material, its preparation method and application thereof.
Background technology
Titanium dioxide, the representative of semiconductor light-catalyst, especially unique stuctures and properties is widely used in the degraded of Organic substance in water, is one of important method solving the current environmental problem be on the rise.But titanium dioxide only has Anatase to have good absorption at ultraviolet region, visible region absorption efficiency and solar energy utilization ratio lower, therefore, the modification of titanium dioxide is become to one of focus studied now.
Application number is the preparation method that the Chinese patent of CN200910229406.6 discloses a kind of mesoporous titanium dioxide microspheres, take polyvinylpyrrolidone as template and carbon source, certain density aqueous povidone solution and titanium sulfate aqueous solution is mixed.Application number is the preparation method that the Chinese patent of CN201310589979.6 discloses a kind of mesoporous titanium dioxide microspheres, and the titanium dioxide of this meso-hole structure effectively can improve photo-catalysis capability, strengthens the utilization rate of solar energy.As everyone knows, the titanium dioxide of high-specific surface area has more excellent photocatalysis performance, and the photocatalysis performance of the titanium dioxide of mesoporous microsphere structure needs to be improved further.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide a kind of preparation method of titanium dioxide hollow nano material, obtained material has the high advantage of photocatalysis efficiency, simultaneously with low cost, technique is simple, productive rate is high.
Above-mentioned purpose is achieved by the following technical solution:
A kind of titanium dioxide hollow nano material, the hollow structure diameter of this material is 1 ~ 2m, by orderly the forming of the particle of diameter 20 ~ 50nm.
A preparation method for titanium dioxide hollow nano material, comprises the steps:, under stirring and hyperacoustic condition, butyl titanate to be dispersed to organic acid and hydrogen peroxide (H
2o
2) mixed solution in, then move into stainless steel cauldron, sealing, adds thermal response, be cooled to room temperature, centrifugation after reaction terminates, by deionized water wash products repeatedly, more repeatedly clean with absolute ethyl alcohol, drying, annealing, obtains white powder, is described titanium dioxide hollow nano material.
Preferably, the concentration of above-mentioned butyl titanate in mixed solution is 0.05-0.2mol/L.
Preferably, the concentration of above-mentioned butyl titanate in mixed solution is 0.1mol/L.
Preferably, above-mentioned organic acid is the one in formic acid, acetic acid, propionic acid, butyric acid.
Preferably, above-mentioned organic acid is 5:1-50:1 with the ratio of the volume of hydrogen peroxide.
Preferably, above-mentioned organic acid is 20:1 with the ratio of the volume of hydrogen peroxide.
Preferably, above-mentioned heating reaction temperature is 100-220 DEG C, and the reaction time is 18-24h.
Preferably, above-mentioned annealing is carried out in tube furnace, and temperature is 400 DEG C-600 DEG C.
Titanium dioxide hollow nanometer material structure, as the application of photochemical catalyst, improves the specific area of material, makes it have better photocatalysis performance.
Cost of the present invention is inexpensive, and reagent is commercial product, does not need to prepare again, and production technology is simple and easy to control, and productive rate is high, reaches 90-95%, is applicable to large-scale industrial production.
Accompanying drawing explanation
Fig. 1 is the XRD spectra of the titanium dioxide hollow nanometer material structure that embodiment 1 obtains, consistent with the literature value of pure anatase phase titanium dioxide collection of illustrative plates (JCPDSCardNumber21-1272).
Fig. 2 is the SEM figure of the titanium dioxide hollow nanometer material structure that embodiment 1 obtains, can find out that titanium dioxide hollow nanostructure diameter is 1 ~ 2 μm by Fig. 2 a, Fig. 2 b shows that titanium dioxide hollow nanostructured is by orderly the forming of the particle of diameter 20 ~ 50nm.
Fig. 3 is the photocatalysis performance lab diagram (taking rhodamine B as degradation of dye) of the titanium dioxide hollow nanometer material structure that the embodiment of the present invention 1 obtains.
Detailed description of the invention
The present invention is further described below by way of detailed description of the invention, as known by the technical knowledge, the present invention also describes by other the scheme not departing from the technology of the present invention feature, and the change therefore within the scope of the present invention all or equivalent scope of the invention is all included in the invention.
Embodiment 1:
5mmol butyl titanate is dissolved in the mixed solution of 50mL acetic acid and hydrogen peroxide, the volume ratio of acetic acid and hydrogen peroxide is 20:1, stir and hyperacoustic 30min after, solution is moved into stainless steel cauldron, sealing, is placed in vacuum drying chamber in 120 DEG C of insulation 24h, is cooled to room temperature; Product, after centrifugation, uses deionized water and absolute ethyl alcohol cyclic washing respectively, under vacuum 60 DEG C of dry 10h, and the 2h that finally anneals in tube furnace under 500 DEG C of conditions obtains white powder, and productive rate is 95%.
Can find out that from Fig. 2 a titanium dioxide hollow nanostructure diameter is 1 ~ 2 μm, in Fig. 2 b, can find out that titanium dioxide hollow nanostructured is by orderly the forming of the particle of diameter 20 ~ 50nm.
As can be seen from Figure 3, during light-catalyzed reaction 50min, rhodamine B degradation rate is 98%, almost degradable.
Embodiment 2:
10mmol butyl titanate is dissolved in the mixed solution of 50mL acetic acid and hydrogen peroxide, the volume ratio of acetic acid and hydrogen peroxide is 50:1, stir and hyperacoustic 30min after, solution is moved into stainless steel cauldron, sealing, is placed in vacuum drying chamber in 200 DEG C of insulation 24h, is cooled to room temperature; Product, after centrifugation, uses deionized water and absolute ethyl alcohol cyclic washing respectively, under vacuum 80 DEG C of dry 10h, and the 2h that finally anneals in tube furnace under 500 DEG C of conditions obtains white powder, and productive rate is 92%.Gained titanium dioxide hollow nanostructure diameter is 1 ~ 2 μm, by orderly the forming of the particle of diameter 20 ~ 50nm.
During light-catalyzed reaction 50min, rhodamine B degradation rate is 97%, almost degradable.
Embodiment 3:
2.5mmol butyl titanate is dissolved in the mixed solution of 50mL propionic acid and hydrogen peroxide, propionic acid with go the volume ratio of hydrogen peroxide to be 5:1, stir and hyperacoustic 30min after, solution is moved into stainless steel cauldron, sealing, is placed in vacuum drying chamber in 160 DEG C of insulation 18h, is cooled to room temperature; Product, after centrifugation, uses deionized water and absolute ethyl alcohol cyclic washing respectively, under vacuum 60 DEG C of dry 10h, and the 2h that finally anneals in tube furnace under 600 DEG C of conditions obtains white powder, and productive rate is 90%.Gained titanium dioxide hollow nanostructure diameter is 1 ~ 2 μm, by orderly the forming of the particle of diameter 20 ~ 50nm.
During light-catalyzed reaction 50min, rhodamine B degradation rate is 97%, almost degradable.
Embodiment 4:
5mmol butyl titanate is dissolved in the mixed solution of 50mL butyric acid and hydrogen peroxide, the volume ratio of acetic acid and hydrogen peroxide is 20:1, stir and hyperacoustic 30min after, solution is moved into stainless steel cauldron, sealing, is placed in vacuum drying chamber in 120 DEG C of insulation 20h, is cooled to room temperature; Product, after centrifugation, uses deionized water and absolute ethyl alcohol cyclic washing respectively, under vacuum 60 DEG C of dry 10h, and the 2h that finally anneals in tube furnace under 500 DEG C of conditions obtains white powder, and productive rate is 90.5%.Gained titanium dioxide hollow nanostructure diameter is 1 ~ 2 μm, by orderly the forming of the particle of diameter 20 ~ 50nm.
During light-catalyzed reaction 50min, rhodamine B degradation rate is 97%, almost degradable.
Claims (10)
1. a titanium dioxide hollow nano material, is characterized in that, the hollow structure diameter of this material is 1 ~ 2m, by orderly the forming of the particle of diameter 20 ~ 50nm.
2. the preparation method of titanium dioxide hollow nano material as claimed in claim 1, it is characterized in that, comprise the steps: under stirring and hyperacoustic condition, butyl titanate is dispersed in the mixed solution of organic acid and hydrogen peroxide, move into stainless steel cauldron again, sealing, add thermal response, after reaction terminates, be cooled to room temperature, centrifugation, by deionized water wash products repeatedly, repeatedly clean with absolute ethyl alcohol again, dry, annealing, obtain white powder, be described titanium dioxide hollow nano material.
3. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, is characterized in that: the concentration of described butyl titanate in mixed solution is 0.05-0.2mol/L.
4. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, is characterized in that: the concentration of described butyl titanate in mixed solution is 0.1mol/L.
5. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, is characterized in that: described organic acid is the one in formic acid, acetic acid, propionic acid, butyric acid.
6. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, is characterized in that: described organic acid is 5:1-50:1 with the ratio of the volume of hydrogen peroxide.
7. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, is characterized in that: described organic acid is 20:1 with the ratio of the volume of hydrogen peroxide.
8. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, it is characterized in that: described heating reaction temperature is 100-220 DEG C, the reaction time is 18-24h.
9. the preparation method of titanium dioxide hollow nano material as claimed in claim 2, it is characterized in that: described annealing is carried out in tube furnace, temperature is 400 DEG C-600 DEG C.
10. as claimed in claim 1 titanium dioxide hollow nano material as the application of photochemical catalyst.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510968708.0A CN105521774A (en) | 2015-12-22 | 2015-12-22 | Titanium dioxide hollow nano-material, and preparation method and application thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510968708.0A CN105521774A (en) | 2015-12-22 | 2015-12-22 | Titanium dioxide hollow nano-material, and preparation method and application thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN105521774A true CN105521774A (en) | 2016-04-27 |
Family
ID=55764497
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510968708.0A Pending CN105521774A (en) | 2015-12-22 | 2015-12-22 | Titanium dioxide hollow nano-material, and preparation method and application thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105521774A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113769725A (en) * | 2021-11-18 | 2021-12-10 | 长春工业大学 | Magnetic separation organic acid modified titanium dioxide photocatalyst and preparation method thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101444723A (en) * | 2008-08-04 | 2009-06-03 | 华东师范大学 | Method for preparing TiO2 hollow micro-sphere material |
JP2009298614A (en) * | 2008-06-11 | 2009-12-24 | Jgc Catalysts & Chemicals Ltd | Titanium oxide-based particles and its producing method |
CN103626226A (en) * | 2013-11-07 | 2014-03-12 | 江苏大学 | Method for preparing hollow nano titanium dioxide without template |
CN103623799A (en) * | 2013-11-21 | 2014-03-12 | 镇江市高等专科学校 | Preparation method of titanium dioxide mesoporous microspheres |
-
2015
- 2015-12-22 CN CN201510968708.0A patent/CN105521774A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009298614A (en) * | 2008-06-11 | 2009-12-24 | Jgc Catalysts & Chemicals Ltd | Titanium oxide-based particles and its producing method |
CN101444723A (en) * | 2008-08-04 | 2009-06-03 | 华东师范大学 | Method for preparing TiO2 hollow micro-sphere material |
CN103626226A (en) * | 2013-11-07 | 2014-03-12 | 江苏大学 | Method for preparing hollow nano titanium dioxide without template |
CN103623799A (en) * | 2013-11-21 | 2014-03-12 | 镇江市高等专科学校 | Preparation method of titanium dioxide mesoporous microspheres |
Non-Patent Citations (2)
Title |
---|
SHUQIN SHANG ET AL.: ""Template-Free Fabrication of TiO2 Hollow Spheres and Their Photocatalytic Properties"", 《APPLIED MATERIALS & INTERFACES》 * |
朱发德等: ""二氧化钛中空微球材料的研究进展"", 《材料导报》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113769725A (en) * | 2021-11-18 | 2021-12-10 | 长春工业大学 | Magnetic separation organic acid modified titanium dioxide photocatalyst and preparation method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102974373B (en) | Preparation method of visible-light photocatalytic material | |
CN106082317B (en) | A kind of preparation method of hollow hemisphere titanium dioxide | |
CN102633303B (en) | Three-dimensional graded titanium dioxide hollow nanometer box and preparation method of same | |
CN103991903B (en) | A kind of preparation method of mixed phase titanium dioxide nanosheet photocatalyst | |
CN103638922B (en) | Preparation method of mesoporous tungsten trioxide/reduction-oxidation graphene composite photocatalyst | |
CN105600828B (en) | A kind of porous nano CuFe2O4Preparation method | |
CN105502286B (en) | A kind of porous nano NiFe2O4Preparation method | |
CN104888837A (en) | Synthetic method and application of visible-light responding carbon nitride/iron sesquioxide nano composite | |
CN104925867B (en) | A kind of nanometer wolframic acid caesium powder body and preparation method and application | |
CN103623799A (en) | Preparation method of titanium dioxide mesoporous microspheres | |
CN105618097A (en) | Preparation method of g-C3N4-TiO2 mesoporous composite visible light catalyst | |
CN105521789B (en) | A kind of porous nano BiFeO3Preparation method | |
CN105585043B (en) | Preparation method of flowerlike cerium oxide nano-material | |
CN105664950B (en) | A kind of porous nano ZnFe2O4Preparation method | |
CN103657623A (en) | Microballoon-type titanium dioxide photocatalyst and preparation method thereof | |
CN103657628B (en) | A kind of SnO 2-TiO 2the preparation method of compound nanometer photocatalyst | |
CN105565375A (en) | Preparing method for nanoscale porous titanium dioxide hollow spheres | |
CN108033485A (en) | A kind of one-step synthesis method TiO2The efficient hydrogen manufacturing of microballoon and the method for degradation of contaminant | |
CN104289234A (en) | Preparation and application of efficient hydrogen production photo-catalyst MoS2-SrZrO3 | |
CN104445340B (en) | By the preparation method of the octahedra cerium oxide of nanometer blocks self-assembly | |
CN103626226B (en) | Method for preparing hollow nano titanium dioxide without template | |
CN101343043B (en) | Amphoteric metal compound nano-material and method of preparing the same | |
CN103111295A (en) | Photocatalytic nano composite material having magnetic response property and preparation method thereof | |
CN105521774A (en) | Titanium dioxide hollow nano-material, and preparation method and application thereof | |
CN108311149A (en) | A kind of Fe2O3Base optic catalytic composite material 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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160427 |
|
RJ01 | Rejection of invention patent application after publication |