CN107469816A - A kind of preparation method of hollow Nano fiber in use catalysis material - Google Patents
A kind of preparation method of hollow Nano fiber in use catalysis material Download PDFInfo
- Publication number
- CN107469816A CN107469816A CN201610397619.XA CN201610397619A CN107469816A CN 107469816 A CN107469816 A CN 107469816A CN 201610397619 A CN201610397619 A CN 201610397619A CN 107469816 A CN107469816 A CN 107469816A
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- CN
- China
- Prior art keywords
- preparation
- catalysis material
- cotton fiber
- hollow nano
- fiber
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- 239000000463 material Substances 0.000 title claims abstract description 18
- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 13
- 239000002121 nanofiber Substances 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 229920000742 Cotton Polymers 0.000 claims abstract description 19
- 238000006243 chemical reaction Methods 0.000 claims abstract description 17
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000013077 target material Substances 0.000 claims abstract description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- FPCJKVGGYOAWIZ-UHFFFAOYSA-N butan-1-ol;titanium Chemical compound [Ti].CCCCO.CCCCO.CCCCO.CCCCO FPCJKVGGYOAWIZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000003760 magnetic stirring Methods 0.000 claims abstract description 6
- 229910052709 silver Inorganic materials 0.000 claims abstract description 6
- 229910001961 silver nitrate Inorganic materials 0.000 claims abstract description 6
- 238000001179 sorption measurement Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims abstract description 6
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 6
- 229910021649 silver-doped titanium dioxide Inorganic materials 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000001699 photocatalysis Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- HGWOWDFNMKCVLG-UHFFFAOYSA-N [O--].[O--].[Ti+4].[Ti+4] Chemical compound [O--].[O--].[Ti+4].[Ti+4] HGWOWDFNMKCVLG-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000012489 doughnuts Nutrition 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002147 killing effect Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/48—Silver or gold
- B01J23/50—Silver
-
- 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
-
- B01J35/39—
-
- B01J35/58—
Abstract
This application discloses a kind of preparation method of hollow Nano fiber in use catalysis material, including：(1), under magnetic stirring, butyl titanate is added dropwise in absolute ethyl alcohol, adds silver nitrate 20~60min of stirring reaction, obtains reaction solution；(2), cotton fiber is immersed in reaction solution so that Ti and Ag ionic adsorptions are on cotton fiber；(3), the cotton fiber after absorption is dried at room temperature for, obtains presoma；(4), presoma is calcined, obtains target material.The catalysis material that the present invention is obtained is a kind of Non-energy-consumption, high activity, green photochemical catalyst.
Description
Technical field
The application belongs to field of material technology, more particularly to a kind of preparation side of hollow Nano fiber in use catalysis material
Method.
Background technology
Nano titanium oxide is a kind of nontoxic novel inorganic functional material, has that specific surface area is big, light absorption
Can be good the advantages that, it is widely used in the fields such as catalyst, sensor, fine ceramics and photocell.Nano titanium oxide is ultraviolet
Under the irradiation of light, light induced electron and hole can be produced, light induced electron has strong reducing power, and photohole has Strong oxdiative ability, light
Raw electronics and hole can decompose, the inorganic and organic wastewater that purifies such as ammonia, amine, phenols, and have killing action to bacterium.Nanometer two
Titanium oxide also has excellent corrosion resistance and fast light corrosivity, has extensively in photocatalysis, light degradation, environmental treatment etc.
Application prospect.
The photocatalytic activity of nano titanium oxide is generally well known, but titanium dioxide optical catalyst still has it not at present
Foot part：(1) its energy gap is wider, and light absorbs are limited only to ultraviolet region, and photocatalytic activity is relatively low；(2) nanometer titanium dioxide
Titanium particle suspension system is easy to be lost in, and the problems such as recovery is difficult be present, therefore fail always in photochemical catalytic oxidation, wastewater treatment etc.
Aspect is used widely.
The content of the invention
It is an object of the invention to provide a kind of preparation method of hollow Nano fiber in use catalysis material, to overcome existing skill
Deficiency in art.
To achieve the above object, the present invention provides following technical scheme：
The embodiment of the present application discloses a kind of preparation method of hollow Nano fiber in use catalysis material, including：
(1), under magnetic stirring, butyl titanate is added dropwise in absolute ethyl alcohol, it is anti-to add silver nitrate stirring
20~60min is answered, obtains reaction solution；
(2), cotton fiber is immersed in reaction solution so that Ti and Ag ionic adsorptions are on cotton fiber；
(3), the cotton fiber after absorption is dried at room temperature for, obtains presoma；
(4), presoma is calcined, obtains target material.
Preferably, in the preparation method of above-mentioned hollow Nano fiber in use catalysis material, in the step (4), roasting
Temperature be 550~600 DEG C；Roasting time is 2~3 hours.
Preferably, in the preparation method of above-mentioned hollow Nano fiber in use catalysis material, in the target material, Ag/
TiO2Doping be 0.25~0.3%wt.
Compared with prior art, the advantage of the invention is that：The catalysis material that the present invention is obtained is a kind of Non-energy-consumption, height
Active, green photochemical catalyst.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 show the SEM photograph of target material in the specific embodiment of the invention 1.
Embodiment
The present invention is described further by the following example：According to following embodiments, the present invention may be better understood.
However, as it will be easily appreciated by one skilled in the art that specific material ratio, process conditions and its result described by embodiment are only used
In the explanation present invention, without should be also without limitation on the present invention described in detail in claims.
Embodiment 1
Under magnetic stirring, butyl titanate is added dropwise in absolute ethyl alcohol, adds silver nitrate stirring reaction
40min, obtain reaction solution；Cotton fiber is immersed in reaction solution and soaked 2 hours so that Ti and Ag ionic adsorptions are in cotton
On flower fiber；Cotton fiber after absorption is dried at room temperature for, obtains presoma；Presoma is calcined, the temperature of roasting
Spend for 550 DEG C；Roasting time is 2 hours, obtains Ag/TiO2Doping be 0.25%wt target material.
Fig. 1 show the SEM photograph of target material.It can be seen that cotton thread fibre can effectively be removed by roasting
Template is tieed up, obtains having doughnut structure and morphology and the thin and loose material of tube wall.
Under sunlight conditions, MB solution is decolourized using target material, 2 hours decolored degradation rates close to 99%,
Therefore Ag doping significantly improves TiO2Catalytic performance under sunshine.
Embodiment 2
Under magnetic stirring, butyl titanate is added dropwise in absolute ethyl alcohol, adds silver nitrate stirring reaction
20min, obtain reaction solution；Cotton fiber is immersed in reaction solution and soaked 2 hours so that Ti and Ag ionic adsorptions are in cotton
On flower fiber；Cotton fiber after absorption is dried at room temperature for, obtains presoma；Presoma is calcined, the temperature of roasting
Spend for 550 DEG C；Roasting time is 3 hours, obtains Ag/TiO2Doping be 0.28%wt target material.
Embodiment 3
Under magnetic stirring, butyl titanate is added dropwise in absolute ethyl alcohol, adds silver nitrate stirring reaction
60min, obtain reaction solution；Cotton fiber is immersed in reaction solution and soaked 2 hours so that Ti and Ag ionic adsorptions are in cotton
On flower fiber；Cotton fiber after absorption is dried at room temperature for, obtains presoma；Presoma is calcined, the temperature of roasting
Spend for 600 DEG C；Roasting time is 2 hours, obtains Ag/TiO2Doping be 0.3%wt target material.
Finally, it is to be noted that, term " comprising ", "comprising" or its any other variant be intended to it is non-exclusive
Property includes, so that process, method, article or equipment including a series of elements not only include those key elements, and
Also include the other element that is not expressly set out, or also include for this process, method, article or equipment inherently
Key element.
Claims (3)
- A kind of 1. preparation method of hollow Nano fiber in use catalysis material, it is characterised in that including：(1), under magnetic stirring, butyl titanate is added dropwise in absolute ethyl alcohol, adds silver nitrate stirring reaction 20 ~60min, obtain reaction solution；(2), cotton fiber is immersed in reaction solution so that Ti and Ag ionic adsorptions are on cotton fiber；(3), the cotton fiber after absorption is dried at room temperature for, obtains presoma；(4), presoma is calcined, obtains target material.
- 2. the preparation method of hollow Nano fiber in use catalysis material according to claim 1, it is characterised in that：The step (4) in, the temperature of roasting is 550~600 DEG C；Roasting time is 2~3 hours.
- 3. the preparation method of hollow Nano fiber in use catalysis material according to claim 1, it is characterised in that：The target In material, Ag/TiO2Doping be 0.25~0.3%wt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610397619.XA CN107469816A (en) | 2016-06-07 | 2016-06-07 | A kind of preparation method of hollow Nano fiber in use catalysis material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610397619.XA CN107469816A (en) | 2016-06-07 | 2016-06-07 | A kind of preparation method of hollow Nano fiber in use catalysis material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107469816A true CN107469816A (en) | 2017-12-15 |
Family
ID=60593380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610397619.XA Withdrawn CN107469816A (en) | 2016-06-07 | 2016-06-07 | A kind of preparation method of hollow Nano fiber in use catalysis material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107469816A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187667A (en) * | 2018-01-15 | 2018-06-22 | 安徽工业大学 | A kind of preparation and its application of functionalized hollow silver fiber material |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB788151A (en) * | 1953-10-19 | 1957-12-23 | Du Pont | Solid siliceous materials of high surface area, methods of making the same, and compositions containing them |
| CN101497003A (en) * | 2009-01-24 | 2009-08-05 | 大连理工大学 | Multifunctional photocatalysis composite ceramic separation membrane as well as preparation method and use thereof |
| CN103691433A (en) * | 2013-12-10 | 2014-04-02 | 北京科技大学 | Ag-doped TiO2 material, and preparation method and application thereof |
| CN104045110A (en) * | 2014-07-04 | 2014-09-17 | 西北师范大学 | Preparation method of titanium dioxide nanofiber material |
| CN104998638A (en) * | 2015-06-30 | 2015-10-28 | 宁波工程学院 | Applications of high-purity Ag-loaded TiO2 mesoporous nanofiber as high-efficiency photocatalyst |
| CN105586663A (en) * | 2016-01-31 | 2016-05-18 | 青岛科技大学 | Novel method for preparing photocatalyst-type ZnO/Ag composite nanofiber through electrospinning |
-
2016
- 2016-06-07 CN CN201610397619.XA patent/CN107469816A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB788151A (en) * | 1953-10-19 | 1957-12-23 | Du Pont | Solid siliceous materials of high surface area, methods of making the same, and compositions containing them |
| CN101497003A (en) * | 2009-01-24 | 2009-08-05 | 大连理工大学 | Multifunctional photocatalysis composite ceramic separation membrane as well as preparation method and use thereof |
| CN103691433A (en) * | 2013-12-10 | 2014-04-02 | 北京科技大学 | Ag-doped TiO2 material, and preparation method and application thereof |
| CN104045110A (en) * | 2014-07-04 | 2014-09-17 | 西北师范大学 | Preparation method of titanium dioxide nanofiber material |
| CN104998638A (en) * | 2015-06-30 | 2015-10-28 | 宁波工程学院 | Applications of high-purity Ag-loaded TiO2 mesoporous nanofiber as high-efficiency photocatalyst |
| CN105586663A (en) * | 2016-01-31 | 2016-05-18 | 青岛科技大学 | Novel method for preparing photocatalyst-type ZnO/Ag composite nanofiber through electrospinning |
Non-Patent Citations (1)
| Title |
|---|
| 钟明: "Ag／TiO2中空纳米纤维结构材料的太阳光催化性能", 《湖北大学学报（自然科学版）》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187667A (en) * | 2018-01-15 | 2018-06-22 | 安徽工业大学 | A kind of preparation and its application of functionalized hollow silver fiber material |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171215 |
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| WW01 | Invention patent application withdrawn after publication |