CN107243642B - The method for preparing antimony alkene using ionic liquid auxiliary - Google Patents
The method for preparing antimony alkene using ionic liquid auxiliary Download PDFInfo
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- CN107243642B CN107243642B CN201710470088.7A CN201710470088A CN107243642B CN 107243642 B CN107243642 B CN 107243642B CN 201710470088 A CN201710470088 A CN 201710470088A CN 107243642 B CN107243642 B CN 107243642B
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- antimony
- alkene
- ionic liquid
- antimony alkene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y40/00—Manufacture or treatment of nanostructures
Abstract
The present invention relates to a kind of methods for preparing antimony alkene using -3 methylimidazole trifluoroacetate liquid phase auxiliary of 1- ethyl, belong to novel inorganic two-dimensional material preparation field.The method that the present invention utilizes simple ionic liquid liquid phase up-stripping, antimony powder is removed to have obtained few layer of antimony alkene.Preparation method of the invention has simple to operation, and the antimony alkene being prepared has the characteristics that quality is high, concentration is big, and the ionic liquid utilized have many advantages, such as it is environmentally protective, it is recyclable to reuse.
Description
Technical field
The present invention relates to the preparation fields of New Two Dimensional material, specifically use the method for ionic liquid liquid phase up-stripping
Prepare the New Two Dimensional antimony alkene of high concentration.
Background technique
In recent years, the appearance of grapheme two-dimension material has caused a series of scientific and technological revolution.It is some special that graphene has
Physicochemical property and photoelectric characteristic, such as high conductivity, high-termal conductivity, high intensity and high light transmittance etc..With graphene
Development, has also expedited the emergence of out a series of novel class grapheme two-dimension material, as transient metal sulfide, boron alkene, silene, two dimension are black
Phosphorus etc., this greatly enriches the diversity of two-dimensional material, complementary some defects of graphene.But to large-scale application
These two-dimensional materials, there is also lot of challenges, wherein high yield prepares height how within the scope of acceptable preparation cost
The two-dimensional material of quality is undoubtedly the difficulty to overcome first.
Summary of the invention
Based on the above-mentioned prior art, the object of the present invention is to provide a kind of method systems using ionic liquid liquid phase up-stripping
The method of the New Two Dimensional material antimony alkene of standby high concentration.Using the electrostatic interaction and Π-Π key on ionic liquid and antimony surface act on come
Realize being effectively peeled off for antimony.
The present invention is achieved by the following technical scheme:
A method of antimony alkene being prepared using ionic liquid auxiliary, using ionic liquid liquid phase up-stripping antimony alkene:
A certain amount of antimony powder end is ground in the agate mortar, then takes appropriate ion liquid solvent, by the antimony after grinding
Powder is placed in the antimony solution that saturation is made in ion liquid solvent, carries out ultrasonic removing to above-mentioned solution, ultrasonic time 4-7h surpasses
Acoustical power is 500-700W, obtains the antimony alkene sample that concentration is 0.9 ± 0.2 g/L；The ion liquid solvent is 1- ethyl -3
Methylimidazole trifluoroacetate.
The invention proposes utilize -3 methylimidazole trifluoroacetate liquid phase up-stripping antimony alkene of ionic liquid 1- ethyl
Method, antimony alkene concentration with higher (0.9 ± 0.2g/L) obtained, the features such as high quality and pattern are uniform；Utilize this method
Obtained antimony alkene is better than existing report with a thickness of 1 ~ 3nm, and ion liquid solvent of the present invention have green,
The advantages that environmental protection, higher boiling, high conductivity, antimony alkene material prepared by this method due to a certain amount of ionic liquid of adsorption,
There is good application prospect in fields such as energy stores, solar battery, field effect transistor, nonlinear opticses.
Detailed description of the invention
Fig. 1 shows the ultraviolet-visible absorption spectroscopies of antimony alkene of the present invention.
Fig. 2 indicates the TEM figure of antimony alkene of the present invention.
Specific embodiment
A specific embodiment of the invention is further illustrated below.
A method of antimony alkene being prepared using ionic liquid auxiliary, is included the following steps:
(1) ionic liquid liquid phase up-stripping antimony alkene:
A certain amount of antimony powder end is ground in the agate mortar, then takes appropriate ion liquid solvent, by the antimony after grinding
Powder is placed in the antimony solution that saturation is made in ion liquid solvent, carries out ultrasonic removing to above-mentioned solution, ultrasonic time 4-7h surpasses
Acoustical power is 500-700W, obtains the antimony alkene sample that concentration is 0.9 ± 0.2g/L；The ion liquid solvent is -3 first of 1- ethyl
Base imidazoles trifluoroacetate.
(2) characterization of sample:
Sample is centrifuged first, precipitating solvent is cleaned, to carry out ultraviolet-visible absorption spectroscopy and TEM to sample
Characterization, the concentration of antimony alkene are 0.9 ± 0.2 g/L.
Attached drawing 1 is the ultraviolet-visible absorption spectroscopy that antimony alkene is prepared.The concentration of antimony alkene has been estimated using ultraviolet absorption method,
Its concentration is 0.9 ± 0.2 g/L.Attached drawing 2 is that the TEM of antimony alkene schemes.
Based on above-mentioned test result, it can be seen that method of the invention can using the method for ionic liquid liquid phase up-stripping
To prepare the antimony alkene of high concentration, high quality.In short, the present invention is prepared for antimony alkene using the method that simple liquid phase is removed, this
The preparation method of invention has the features such as simple to operation, the antimony alkene quality being prepared is high, and concentration is high, and ionic liquid is with green
The advantages that colour circle is protected, and recycling can be recycled.
Above embodiment is merely to illustrate the contents of the present invention, but this is not a limitation of the present invention, this field
Related technical personnel can also make corresponding adjustment and modification, therefore all without departing from the scope of the invention
The technical solution that the mode of equivalent replacement or equivalent variations is formed all belongs to the scope of protection of the present invention.
Claims (2)
1. a kind of method for preparing antimony alkene using ionic liquid auxiliary, which is characterized in that use ionic liquid liquid phase up-stripping antimony
Alkene:
A certain amount of antimony powder end is ground in the agate mortar, then takes appropriate ion liquid solvent, by the antimony powder end after grinding
It is placed in the antimony solution that saturation is made in ion liquid solvent, ultrasonic removing, ultrasonic time 4-7h, ultrasonic function are carried out to above-mentioned solution
Rate is 500-700W, obtains the antimony alkene sample that concentration is 0.9 ± 0.2g/L；The ion liquid solvent is -3 methyl miaow of 1- ethyl
Azoles trifluoroacetate.
2. the method according to claim 1 for preparing antimony alkene using ionic liquid auxiliary, it is characterised in that: to antimony alkene obtained
Sample is characterized: antimony alkene sample being centrifuged half an hour first, precipitating solvent is cleaned, then carries out UV, visible light to sample
The characterization of absorption spectrum and transmission electron microscope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710470088.7A CN107243642B (en) | 2017-06-20 | 2017-06-20 | The method for preparing antimony alkene using ionic liquid auxiliary |
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| CN201710470088.7A CN107243642B (en) | 2017-06-20 | 2017-06-20 | The method for preparing antimony alkene using ionic liquid auxiliary |
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| Publication Number | Publication Date |
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| CN107243642A CN107243642A (en) | 2017-10-13 |
| CN107243642B true CN107243642B (en) | 2019-02-22 |
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| CN201710470088.7A Active CN107243642B (en) | 2017-06-20 | 2017-06-20 | The method for preparing antimony alkene using ionic liquid auxiliary |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237229B (en) * | 2018-01-17 | 2021-02-19 | 深圳大学 | Two-dimensional stibene with adjustable layer number and preparation method thereof |
| CN108574045B (en) * | 2018-05-07 | 2021-10-26 | 太原理工大学 | Organic photovoltaic cell with high photoelectric conversion efficiency |
| CN108588826A (en) * | 2018-05-15 | 2018-09-28 | 中国工程物理研究院化工材料研究所 | The liquid phase stripping means of antimony alkene, bismuth alkene based on ion insertion auxiliary |
| CN109648095B (en) * | 2018-12-13 | 2021-12-14 | 兰州大学 | Antimony nanosheet and stripping method thereof, and flexible photodetector and preparation method thereof |
| CN112320761A (en) * | 2020-11-19 | 2021-02-05 | 太原理工大学 | Preparation method of iodoene with controllable layer number |
| CN114433852B (en) * | 2022-03-14 | 2023-05-19 | 清华大学 | Method for preparing antimoney nanosheets by electrochemical stripping |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037388A (en) * | 2007-04-17 | 2007-09-19 | 华东师范大学 | Multifunctional ion liquid system, preparation and application thereof |
| WO2007105443A1 (en) * | 2006-02-27 | 2007-09-20 | National University Corporation Nagoya University | Method for producing nanoparticle |
| CN101137437A (en) * | 2005-01-04 | 2008-03-05 | 贝尔法斯特女王大学 | Basic ionic liquids |
| CN105297133A (en) * | 2015-10-28 | 2016-02-03 | 南京理工大学 | Preparation method of single-crystal less-layer antimonene |
| CN106191999A (en) * | 2016-09-19 | 2016-12-07 | 中国科学院物理研究所 | A kind of antimony alkene two-dimensional atomic crystal material and preparation method thereof |
-
2017
- 2017-06-20 CN CN201710470088.7A patent/CN107243642B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101137437A (en) * | 2005-01-04 | 2008-03-05 | 贝尔法斯特女王大学 | Basic ionic liquids |
| WO2007105443A1 (en) * | 2006-02-27 | 2007-09-20 | National University Corporation Nagoya University | Method for producing nanoparticle |
| CN101037388A (en) * | 2007-04-17 | 2007-09-19 | 华东师范大学 | Multifunctional ion liquid system, preparation and application thereof |
| CN105297133A (en) * | 2015-10-28 | 2016-02-03 | 南京理工大学 | Preparation method of single-crystal less-layer antimonene |
| CN106191999A (en) * | 2016-09-19 | 2016-12-07 | 中国科学院物理研究所 | A kind of antimony alkene two-dimensional atomic crystal material and preparation method thereof |
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