CN108295860A - A kind of preparation method and applications of stainless (steel) wire load bismuth oxide nanometer sheet - Google Patents
A kind of preparation method and applications of stainless (steel) wire load bismuth oxide nanometer sheet Download PDFInfo
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- CN108295860A CN108295860A CN201810129991.1A CN201810129991A CN108295860A CN 108295860 A CN108295860 A CN 108295860A CN 201810129991 A CN201810129991 A CN 201810129991A CN 108295860 A CN108295860 A CN 108295860A
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- steel
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- bismuth oxide
- nanometer sheet
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 59
- 239000010959 steel Substances 0.000 title claims abstract description 59
- 229910000416 bismuth oxide Inorganic materials 0.000 title claims abstract description 33
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 60
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000002904 solvent Substances 0.000 claims abstract description 38
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 36
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000008367 deionised water Substances 0.000 claims abstract description 11
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 11
- 235000019441 ethanol Nutrition 0.000 claims abstract description 11
- 238000013019 agitation Methods 0.000 claims abstract description 3
- 238000004140 cleaning Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 7
- 238000013033 photocatalytic degradation reaction Methods 0.000 claims description 6
- 230000001699 photocatalysis Effects 0.000 claims description 5
- PPNKDDZCLDMRHS-UHFFFAOYSA-N dinitrooxybismuthanyl nitrate Chemical compound [Bi+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O PPNKDDZCLDMRHS-UHFFFAOYSA-N 0.000 claims description 4
- 238000007146 photocatalysis Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 2
- 230000003197 catalytic effect Effects 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 description 12
- 238000007254 oxidation reaction Methods 0.000 description 12
- 238000003756 stirring Methods 0.000 description 8
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 239000000975 dye Substances 0.000 description 5
- 238000006555 catalytic reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000002135 nanosheet Substances 0.000 description 2
- 239000011941 photocatalyst Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001622 bismuth compounds Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/843—Arsenic, antimony or bismuth
- B01J23/8437—Bismuth
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
A kind of preparation method of stainless (steel) wire load bismuth oxide nanometer sheet, includes the following steps：Take acetone with ethylene glycol according to volume ratio 1~4:1 is mixed to get 18ml solvent As, and 0.6 2.4g Bi (NO are added into solvent A3)3·5H2O obtains solution B with magnetic agitation 30min at ambient temperature；It is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic；Solution B is transferred in reaction kettle, and the stainless (steel) wire after cleaning is immersed in reaction kettle, tightens reaction kettle lid；Reaction kettle is placed in baking oven after solvent thermal reaction and obtains product stainless (steel) wire load bismuth oxide nanometer sheet, the present invention has that simple, easy to operate, catalytic activity is high, and the characteristics of can recycle and reuse.
Description
Technical field
The present invention relates to photochemical catalyst synthesis technical field, more particularly to a kind of stainless (steel) wire load bismuth oxide nanometer sheet
Preparation method and applications.
Background technology
Energy crisis is the important issue for influencing sustainable economic development all the time with problem of environmental pollution.Solar energy is
Inexhaustible significant energy source on the earth, global energy crisis promote the mankind by mesh with problem of environmental pollution
Light throws solar energy.Since the TiO seventies in last century2Since being found to have Photocatalyzed Hydrogen Production phenomenon, Photocatalitic Technique of Semiconductor
Have become the important technology for solving energy and environment crisis.
In recent years the study found that oxidation bismuth compound have excellent visible light catalysis activity, for develop efficiently it is visible
Light catalysis material provides important approach.Nanoscale catalysis material with higher specific surface area due to carrying
For more photocatalytic activity sites, to have higher solar energy conversion efficiency.Currently, the bismuth oxide light of nanostructure is urged
Agent is mainly dispersed in suspension in organic polluting water in powder form, it is difficult to accomplish that the recycling to photocatalyst material repeats profit
With.
Invention content
In order to overcome the above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of stainless (steel) wires to load bismuth oxide
Catalysis material bismuth oxide nanometer sheet is supported in stainless (steel) wire substrate, solves by the preparation method and applications of nanometer sheet
The problem of bismuth oxide nanosheet photocatalyst effectively recycles and reuses, has that simple, easy to operate, catalytic activity is high, and energy
The characteristics of enough recycling and reusing.
To achieve the goals above, the technical solution adopted by the present invention is：
A kind of preparation method of stainless (steel) wire load bismuth oxide nanometer sheet, includes the following steps：
Step 1：
Take acetone with ethylene glycol according to volume ratio 1~4:1 is mixed to get 18ml solvent As, and 0.6- is added into solvent A
2.4g Bi(NO3)3·5H2O obtains solution B with magnetic agitation 30min at ambient temperature；
Step 2：
It is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic；
Step 3：
Solution B is transferred in reaction kettle, and the stainless (steel) wire after cleaning is immersed in reaction kettle, tightens reaction kettle cover
Son；
Step 4：
Reaction kettle is placed in baking oven after solvent thermal reaction and obtains product stainless (steel) wire load bismuth oxide nanometer sheet.
The solvent thermal reaction temperature is 160-180 DEG C, reaction time 3-8h.
Cooled to room temperature is needed after the completion of the solvent thermal reaction.
Bismuth oxide is mainly linked together with laminated structure in the stainless (steel) wire load bismuth oxide nanometer sheet, length of a film
0.2~0.5 μm.
The material of the stainless (steel) wire load bismuth oxide nanometer sheet is used for photocatalytic degradation after carrying out photocatalysis.
Beneficial effects of the present invention：
Using solvent-thermal method, with Bi (NO3)3·5H2O is that the mixed liquor of bismuth source, acetone and ethylene glycol is solvent, with stainless
Steel mesh is substrate, prepares stainless (steel) wire load bismuth oxide nanometer sheet, and technological process is simple.Properties of product are excellent, have preferable light
Catalytic degradation performance, and recyclable can reuse.
Description of the drawings
Fig. 1 is 50 μm of XRD spectras of product of the present invention.
Fig. 2 is 1 μm of XRD spectra of product of the present invention.
Fig. 3 Photocatalytic Degradation Property comparison diagrams.
Specific implementation mode
With reference to embodiment, invention is further described in detail.
Embodiment 1
1) ethylene glycol of the acetone and 6ml that take 12ml is mixed to get solvent A, and the Bi (NO of 0.6g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 160 DEG C
Bismuth nanometer sheet.
Embodiment 2
1) ethylene glycol of the acetone and 6ml that take 12ml is mixed to get solvent A, and the Bi (NO of 1.2g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 160 DEG C
Bismuth nanometer sheet.
Embodiment 3
1) ethylene glycol of the acetone and 6ml that take 12ml is mixed to get solvent A, and the Bi (NO of 1.8g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 160 DEG C
Bismuth nanometer sheet.
Embodiment 4
1) ethylene glycol of the acetone and 6ml that take 12ml is mixed to get solvent A, and the Bi (NO of 2.4g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 160 DEG C
Bismuth nanometer sheet.
Embodiment 5
1) ethylene glycol of the acetone and 6ml that take 12ml is mixed to get solvent A, and the Bi (NO of 0.6g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 180 DEG C
Bismuth nanometer sheet.
Embodiment 6
1) ethylene glycol of the acetone and 6ml that take 12ml is mixed to get solvent A, and the Bi (NO of 0.6g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 12h at 180 DEG C
Bismuth nanometer sheet.
Embodiment 7
1) ethylene glycol of the acetone and 9ml that take 9ml is mixed to get solvent A, and the Bi (NO of 0.6g are added into solvent A3)3·
5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 180 DEG C
Bismuth nanometer sheet.
Embodiment 8
1) ethylene glycol of the acetone and 3.6ml that take 14.4ml is mixed to get solvent A, and the Bi of 0.6g is added into solvent A
(NO3)3·5H2O, stirring 30min obtain solution B.
2) it is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic.
3) solution B is transferred in reaction kettle, and stainless (steel) wire is immersed in reaction kettle, tighten reaction kettle lid.
4) reaction kettle is placed in baking oven, obtains the load oxidation of product stainless (steel) wire after solvent thermal reaction 6h at 180 DEG C
Bismuth nanometer sheet.
As shown in Figure 3 from the figure, it can be seen that the stainless (steel) wire of blank passes through almost without any Photocatalytic Degradation Property
After 170 minutes, the value of the concentration variation C/C0 of dyestuff is still 0.9.And the photocatalysis of stainless (steel) wire load bismuth oxide nanometer sheet
Clearly, it is 0.6 that the value of the concentration variation C/C0 of dyestuff has been reduced to after a hour to degradation effect, by 170 points
Zhong Hou, it is 0.03 that the value of the concentration variation C/C0 of dyestuff, which has been reduced to, and dyestuff is almost degraded.And commercial oxidation titanium
Photocatalytic Degradation Property can not show a candle to bismuth oxide nanometer sheet powder and the degradation property of stainless (steel) wire load bismuth oxide nanometer sheet.
After 170 minutes, the value of the concentration variation C/C0 of the dyestuff of titanium dioxide powder degradation is just arrived to being 0.51.
Therefore it can be found that the photocatalysis drop of our novel stainless steel mesh load bismuth oxide nanometer sheet from Experimental comparison
Solution performance is significantly larger than the Photocatalytic Degradation Property of commercial oxidation titanium powder.
The stainless (steel) wire load bismuth oxide nanometer sheet negative material for preparing prepared in the present invention includes stainless (steel) wire and oxidation
Bismuth nanometer sheet, stainless (steel) wire it can be used repeatedly in photochemical catalyst recycling.
Bismuth oxide is mainly linked together with laminated structure, 0.2~0.5 μm of length of a film, the ratio of this laminar nanometer sheet
Surface area is big, can increase the contact surface with degradable substance, improves degradation rate.
Bismuth oxide nanometer sheet low power SEM figures are loaded for stainless (steel) wire prepared by the present invention as shown in Figure 1, it can from figure
Go out the film uniform fold of molybdenum disulfide nano sheet composition in stainless (steel) wire substrate.
It is illustrated in figure 2 the high power SEM figure of stainless (steel) wire load bismuth oxide nanometer sheet prepared by the present invention, it can be with from figure
Find out bismuth oxide mainly by sheet be 10 nanometers of ultrathin nanometer pieces below in the form of link together and be uniformly covered on not
It becomes rusty on steel mesh.
Claims (5)
1. a kind of preparation method of stainless (steel) wire load bismuth oxide nanometer sheet, which is characterized in that include the following steps：
Step 1：
Take acetone with ethylene glycol according to volume ratio 1~4:1 is mixed to get 18ml solvent As, and 0.6-2.4g is added into solvent A
Bi(NO3)3·5H2O, at ambient temperature magnetic agitation 30min obtain solution B；
Step 2：、
It is 3*1cm to cut out area2Stainless (steel) wire, by deionized water, ethyl alcohol, acetone be cleaned by ultrasonic；
Step 3：
Solution B is transferred in reaction kettle, and the stainless (steel) wire after cleaning is immersed in reaction kettle, tightens reaction kettle lid；
Step 4：
Reaction kettle is placed in baking oven after solvent thermal reaction and obtains product stainless (steel) wire load bismuth oxide nanometer sheet.
2. a kind of preparation method of stainless (steel) wire load bismuth oxide nanometer sheet according to claim 1, which is characterized in that institute
The solvent thermal reaction temperature stated is 160-180 DEG C, reaction time 3-8h.
3. a kind of preparation method of stainless (steel) wire load bismuth oxide nanometer sheet according to claim 1, which is characterized in that institute
Cooled to room temperature is needed after the completion of the solvent thermal reaction stated.
4. a kind of preparation method of stainless (steel) wire load bismuth oxide nanometer sheet according to claim 1, which is characterized in that institute
Bismuth oxide is mainly linked together with laminated structure in the stainless (steel) wire load bismuth oxide nanometer sheet stated, 0.2~0.5 μm of length of a film.
5. loading the application of bismuth oxide nanometer sheet based on stainless (steel) wire described in claim 1, which is characterized in that the stainless steel
The material of net load bismuth oxide nanometer sheet is used for photocatalytic degradation after carrying out photocatalysis.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129991.1A CN108295860A (en) | 2018-02-08 | 2018-02-08 | A kind of preparation method and applications of stainless (steel) wire load bismuth oxide nanometer sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810129991.1A CN108295860A (en) | 2018-02-08 | 2018-02-08 | A kind of preparation method and applications of stainless (steel) wire load bismuth oxide nanometer sheet |
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| CN108295860A true CN108295860A (en) | 2018-07-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075825A (en) * | 2019-05-08 | 2019-08-02 | 陕西科技大学 | A kind of fiber-loaded bismuth oxide nanometer sheet of large-size carbon and preparation method thereof |
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2018
- 2018-02-08 CN CN201810129991.1A patent/CN108295860A/en active Pending
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