CN106145196A - A kind of Zinc Tungstate nano material and synthetic method thereof - Google Patents
A kind of Zinc Tungstate nano material and synthetic method thereof Download PDFInfo
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- CN106145196A CN106145196A CN201510165486.9A CN201510165486A CN106145196A CN 106145196 A CN106145196 A CN 106145196A CN 201510165486 A CN201510165486 A CN 201510165486A CN 106145196 A CN106145196 A CN 106145196A
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Abstract
The open a kind of Zinc Tungstate nano material of the present invention and synthetic method thereof, this nano material is in granular form or bar-shaped, a diameter of 15 25nm of graininess, bar-shaped a diameter of 15 25nm, a length of 20 70nm, with zinc acetate and sodium tungstate as raw material, with water/ethylene glycol solution as solvent, with PVP as surfactant, solvent-thermal method is used to be prepared from.Implementation cost of the present invention is low, easy and simple to handle, pollutes low, is the synthetic method of a kind of high-efficiency and economic, and the material specific surface area of the present invention is big simultaneously and has air-sensitive performance.
Description
Technical field
The present invention relates to a kind of novel nano-material and synthetic method thereof, particularly relate to a kind of Zinc Tungstate nano material and conjunction thereof
One-tenth method.
Background technology
Nano material has special structure and performance, can be widely used in the fields such as physics, chemistry, optics, electronics.
Metal tungstates is the inorganic material that a class is important, optical fibers, scintillation material, photoluminescence material, humidity sensor,
The aspects such as magnetic device, microwave applications, catalyst and corrosion inhibiter have a good application prospect, and become primary study in recent years
One of inorganic material.Wherein, Zinc Tungstate nano material is a kind of good luminescence generated by light, photocatalysis and gas sensing property material.
The preparation method of the Zinc Tungstate reported at present mainly has high temperature solid phase synthesis, a hydro-thermal method etc., but the material prepared
Particle size is relatively big, and dispersibility is poor.
Summary of the invention
It is an object of the invention to provide a kind of Zinc Tungstate nano material and synthetic method thereof, it is thus achieved that a kind of granule disperses evenly,
Smaller, that specific surface area is bigger nano material, the method technique is simple, the feature that implementation cost is low.
The purpose of the present invention is achieved by following technical proposals:
A kind of Zinc Tungstate nano material, is in granular form or bar-shaped, a diameter of 15-25nm of graininess, bar-shaped a diameter of
15-25nm, a length of 20-70nm, and be prepared as steps described below:
Step 1, by Na2WO4·2H2O and CH3COONa·3H2O is dissolved in water and ethylene glycol solution, adds PVP
(mean molecule quantity 8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of same concentration, is designated as solution 2；
Na in described step 12WO4·2H2O and CH3COONa·3H2The mol ratio of O is (1-1.2): 5,
Zn(CH3COO)2·2H2O and Na2WO4·2H2In O equimolar, water and ethylene glycol solution, ethylene glycol with the volume ratio of water is
(1:30)-(14:1), the quality of PVP is 10-76 mass parts, and each mass parts is 0.01g；
Step 2, is dropwise added drop-wise to solution 2 in solution 1 and stirs, then mixed liquor being transferred to politef
Reacting in autoclave, reaction temperature is 150 DEG C-200 DEG C, and the response time is 12h-20h, then natural cooling
To room temperature；
Step 3, the mixture after reaction being completed is centrifuged, and extracting waste precipitate respectively washs with deionized water and dehydrated alcohol
For several times, and it is dried in 50 DEG C of drying baker, obtains Zinc Tungstate nano material.
The method cost of the present invention is low, easy and simple to handle, the shortest, compared with traditional preparation methods, mainly
There is a following advantage: (1) can effectively control the form (2) of Zinc Tungstate nano material and solve the feature of particle agglomeration,
Making Zinc Tungstate granule disperse evenly (as shown in accompanying drawing 3 and 5), smaller, specific surface area is bigger；(3) technique
Simply, implementation cost is low.
Accompanying drawing explanation
Fig. 1 is the XRD figure spectrum (XRD, Germany Brooker D8Advanced) of Zinc Tungstate of the present invention；
Fig. 2 be Zinc Tungstate of the present invention be 14:1 in the volume ratio of ethylene glycol Yu water, 100K times of SEM shape during PVP=0.1g
Looks photo (FE-SEM, Hitachi S-4800)；
Fig. 3 be Zinc Tungstate of the present invention be 14:1 in the volume ratio of ethylene glycol Yu water, 100K times of SEM during PVP=0.46g
Pattern photo (FE-SEM, Hitachi S-4800)；
Fig. 4 be Zinc Tungstate of the present invention be 14:1 in the volume ratio of ethylene glycol Yu water, 100K times of SEM during PVP=0.76g
Pattern photo (FE-SEM, Hitachi S-4800)；
Fig. 5 be Zinc Tungstate of the present invention be 3:1 in the volume ratio of ethylene glycol Yu water, 100K times of SEM shape during PVP=0.46g
Looks photo (FE-SEM, Hitachi S-4800)；
Fig. 6 be Zinc Tungstate of the present invention be 2:1 in the volume ratio of ethylene glycol Yu water, 100K times of SEM shape during PVP=0.46g
Looks photo (FE-SEM, Hitachi S-4800)；
Fig. 7 be Zinc Tungstate of the present invention be 1:1 in the volume ratio of ethylene glycol Yu water, 100K times of SEM shape during PVP=0.46g
Looks photo (FE-SEM, Hitachi S-4800)；
Fig. 8 be Zinc Tungstate of the present invention be 1:2 in the volume ratio of ethylene glycol Yu water, TEM pattern photo during PVP=0.76g
(TEM, NEC JEM-2100F).
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below embodiment of the present invention is made further
Describe in detail.
Embodiment 1
By 0.001mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol solution
In, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 14:1, adds 0.46g PVP (mean molecule quantity
8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.001mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 200 DEG C, and the response time is 12h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Embodiment 2
By 0.0011mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol is molten
In liquid, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 14:1, adds 0.76g PVP (mean molecule
Amount 8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.0011mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 180 DEG C, and the response time is 15h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Embodiment 3
By 0.0012mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol is molten
In liquid, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 2:1, adds 0.46g PVP (mean molecule
Amount 8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.0012mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 150 DEG C, and the response time is 20h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Embodiment 4
By 0.001mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol solution
In, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 1:2, adds 0.76g PVP (mean molecule quantity
8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.001mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 180 DEG C, and the response time is 12h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Embodiment 5
By 0.001mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol solution
In, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 14:1, adds 0.1g PVP (mean molecule quantity
8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.001mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 180 DEG C, and the response time is 12h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Embodiment 6
By 0.001mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol solution
In, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 3:1, adds 0.46g PVP (mean molecule quantity
8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.001mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 180 DEG C, and the response time is 12h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Implement 7
By 0.001mol Na2WO4·2H2O and 0.005mol CH3COONa·3H2O is dissolved in 15mL water and ethylene glycol solution
In, wherein in water and ethylene glycol solution, the volume ratio of ethylene glycol and water is 1:1, adds 0.46g PVP (mean molecule quantity
8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By 0.001mol Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of the same concentration of 15mL, is designated as solution 2；
Solution 2 is dropwise added drop-wise in solution 1 and stirs, then mixed liquor is transferred to 50mL politef
Reacting in autoclave, reaction temperature is 180 DEG C, and the response time is 12h, then naturally cools to room temperature；
Mixture after reaction being completed is centrifuged, extracting waste precipitate, respectively washs for several times with deionized water and dehydrated alcohol,
And be dried in 50 DEG C of drying baker, obtain Zinc Tungstate nano material.
Above the present invention is done exemplary description, it should explanation, in the situation of the core without departing from the present invention
Under, any simple deformation, amendment or other those skilled in the art can not spend the equivalent of creative work to replace
Change and each fall within protection scope of the present invention.
Claims (6)
1. a Zinc Tungstate nano material, it is characterised in that this nano material is in granular form or bar-shaped, and graininess is a diameter of
15-25nm, bar-shaped a diameter of 15-25nm, a length of 20-70nm, and be prepared as steps described below::
Step 1, by Na2WO4·2H2O and CH3COONa·3H2O is dissolved in water and ethylene glycol solution, adds PVP
(mean molecule quantity 8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of same concentration, is designated as solution 2；
Na in described step 12WO4·2H2O and CH3COONa·3H2The mol ratio of O is (1-1.2): 5,
Zn(CH3COO)2·2H2O and Na2WO4·2H2In O equimolar, water and ethylene glycol solution, ethylene glycol with the volume ratio of water is
(1:30)-(14:1), the quality of PVP is 10-76 mass parts, and each mass parts is 0.01g；
Step 2, is dropwise added drop-wise to solution 2 in solution 1 and stirs, then mixed liquor being transferred to politef
Reacting in autoclave, reaction temperature is 150 DEG C-200 DEG C, and the response time is 12h-20h, then natural cooling
To room temperature；
Step 3, the mixture after reaction being completed is centrifuged, and extracting waste precipitate respectively washs with deionized water and dehydrated alcohol
For several times, and it is dried in 50 DEG C of drying baker, obtains Zinc Tungstate nano material.
A kind of Zinc Tungstate nano material the most according to claim 1, it is characterised in that in described step 1, water/second two
In alcoholic solution, ethylene glycol is 0:15 or 1:1 or 1:2 or 2:1 or 3:1 with the volume ratio of water, and the quality of PVP is
0.1g or 0.46g.
A kind of Zinc Tungstate nano material the most according to claim 1, it is characterised in that in the reaction of described step 2,
Reaction temperature is 160 DEG C-180 DEG C, and the response time is 15h-18h.
4. the synthetic method of a Zinc Tungstate nano material, it is characterised in that this nano material is in granular form or bar-shaped, granule
The a diameter of 15-25nm of shape, bar-shaped a diameter of 15-25nm, a length of 20-70nm, and be prepared as steps described below::
Step 1, by Na2WO4·2H2O and CH3COONa·3H2O is dissolved in water and ethylene glycol solution, adds PVP
(mean molecule quantity 8000, K16-18；Manufacturer's Aladdin) dissolve, it is designated as solution 1；By Zn (CH3COO)2·2H2O
It is dissolved in water and the ethylene glycol solution of same concentration, is designated as solution 2；
Na in described step 12WO4·2H2O and CH3COONa·3H2The mol ratio of O is (1-1.2): 5,
Zn(CH3COO)2·2H2O and Na2WO4·2H2In O equimolar, water and ethylene glycol solution, ethylene glycol with the volume ratio of water is
(1:30)-(14:1), the quality of PVP be the quality of PVP be 10-76 mass parts, each mass parts is 0.01g；
Step 2, is dropwise added drop-wise to solution 2 in solution 1 and stirs, then mixed liquor being transferred to politef
Reacting in autoclave, reaction temperature is 150 DEG C-200 DEG C, and the response time is 12h-20h, then natural cooling
To room temperature；
Step 3, the mixture after reaction being completed is centrifuged, and extracting waste precipitate respectively washs with deionized water and dehydrated alcohol
For several times, and it is dried in 50 DEG C of drying baker, obtains Zinc Tungstate nano material.
The synthetic method of a kind of Zinc Tungstate nano material the most according to claim 4, it is characterised in that in described step 1
In, in water/ethylene glycol solution, ethylene glycol is 1:1 or 1:2 or 2:1 or 3:1 with the volume ratio of water, the quality of PVP
For 0.1g or 0.46g.
The synthetic method of a kind of Zinc Tungstate nano material the most according to claim 4, it is characterised in that in described step 2
Reaction in, reaction temperature is 160 DEG C-180 DEG C, and the response time is 15h-18h.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107382315A (en) * | 2017-06-30 | 2017-11-24 | 武汉工程大学 | A kind of lanthanum molybdate sodium nano material and preparation method thereof |
| CN107840371A (en) * | 2017-12-11 | 2018-03-27 | 南阳理工学院 | A kind of flower-shaped cobaltous tungstate nano material of cockscomb and its preparation method and application |
| CN112499667A (en) * | 2020-12-31 | 2021-03-16 | 天津城建大学 | Air-sensitive material with spiny cover flower-shaped hexagonal crystal phase zinc oxide/tungsten oxide heterogeneous multi-stage structure, synthesis method and application |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336440A (en) * | 2011-06-28 | 2012-02-01 | 福州大学 | Method for preparing high-purity and monoclinic-phase ZnWo4 nano particle and application thereof |
| CN102935360A (en) * | 2012-11-14 | 2013-02-20 | 陕西科技大学 | Method for preparing ZnWO4 nanorod photocatalysis material |
| CN104098140A (en) * | 2014-07-23 | 2014-10-15 | 西安科技大学 | Preparation method for ZnWO4 crystals with nanometer size |
-
2015
- 2015-04-08 CN CN201510165486.9A patent/CN106145196A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336440A (en) * | 2011-06-28 | 2012-02-01 | 福州大学 | Method for preparing high-purity and monoclinic-phase ZnWo4 nano particle and application thereof |
| CN102935360A (en) * | 2012-11-14 | 2013-02-20 | 陕西科技大学 | Method for preparing ZnWO4 nanorod photocatalysis material |
| CN104098140A (en) * | 2014-07-23 | 2014-10-15 | 西安科技大学 | Preparation method for ZnWO4 crystals with nanometer size |
Non-Patent Citations (6)
| Title |
|---|
| FANG LEI, ET AL.: "Surfactant-Assisted Hydrothermal Synthesis, Physical Characterization, and Photoluminescence of PbWO4", 《CRYSTAL GROWTH AND DESIGN》 * |
| L. YOU, ET AL.: "Humidity sensing properties of nanocrystalline ZnWO4 with porous structures", 《SENSORS AND ACTUATORS》 * |
| YU-XUE ZHOU, ET AL.: "Ethylene glycol-assisted solvothermal fabrication of ZnWO4 nanostructures with tunable size, optical properties, and photocatalytic activities", 《APPLIED PHYSICS A》 * |
| 吴菊等: "纳米钨酸锌的制备及其光催化性质的研究", 《皖西学院学报》 * |
| 赵伟: "氧化锌、钨酸锌、钨酸铅纳米材料的液相合成、表征和性质研究", 《中国博士学位论文全文数据库 工程科技Ⅰ辑》 * |
| 黄毅等: "表面活性剂对水热制备钨酸铋形貌及光催化性能的影响", 《中国科学》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107382315A (en) * | 2017-06-30 | 2017-11-24 | 武汉工程大学 | A kind of lanthanum molybdate sodium nano material and preparation method thereof |
| CN107382315B (en) * | 2017-06-30 | 2020-10-23 | 武汉工程大学 | Sodium lanthanum molybdate nano material and preparation method thereof |
| CN107840371A (en) * | 2017-12-11 | 2018-03-27 | 南阳理工学院 | A kind of flower-shaped cobaltous tungstate nano material of cockscomb and its preparation method and application |
| CN107840371B (en) * | 2017-12-11 | 2019-10-25 | 南阳理工学院 | A kind of flower-shaped cobaltous tungstate nano material of cockscomb and its preparation method and application |
| CN112499667A (en) * | 2020-12-31 | 2021-03-16 | 天津城建大学 | Air-sensitive material with spiny cover flower-shaped hexagonal crystal phase zinc oxide/tungsten oxide heterogeneous multi-stage structure, synthesis method and application |
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Application publication date: 20161123 |