CN102120605A - Novel normal-temperature environment-friendly synthesis method of nano zinc oxide - Google Patents
Novel normal-temperature environment-friendly synthesis method of nano zinc oxide Download PDFInfo
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- CN102120605A CN102120605A CN 201010602602 CN201010602602A CN102120605A CN 102120605 A CN102120605 A CN 102120605A CN 201010602602 CN201010602602 CN 201010602602 CN 201010602602 A CN201010602602 A CN 201010602602A CN 102120605 A CN102120605 A CN 102120605A
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Abstract
The invention provides a novel environment-friendly synthesis method of nano zinc oxide with different sizes and topographies by selecting simple reagents which are non-toxic and harmless at room temperature. Raw materials used in the method comprise sodium chloride, manganese dioxide, hydrogen peroxide, a zinc sheet and distilled water and the synthesis method comprises the following steps: placing the processed zinc sheets in a colorimetric cylinder; adding a sodium chloride solution in the colorimetric cylinder and introducing oxygen and then adding a plug; and standing for reaction, so as to generate zinc oxide on the surface of the zinc sheet and in the reaction liquid, wherein the shapes of the formed zinc sheet are different and are observed by an electron microscope representational technique. The research method can be widely applied to preparation of active metallic oxide inorganic functional materials.
Description
Technical field
The present invention relates to a kind of preparation of inorganic functional material, particularly a kind of normal temperature Green Chemistry synthetic method obtains the zinc oxide of two kinds of different shapes.
Background technology
Zinc oxide (ZnO) is a kind of important semiconductor material with wide forbidden band, bandwidth can reach 3.37eV, very big exciton bind energy (60meV) is arranged, have performances such as excellent in chemical character and thermostability and good luminous, opto-electronic conversion, make it potential widely application be arranged in various fields, for example can be used for luminescent material, photoelectric conversion material, coating and daily-use chemical industry material, can be used for making honourable electrode, transformer and multiple Optical devices.Simultaneously ZnO still is a kind of Biosafety and the good material of Bc, can be used for the carrier of biological medicine or biosensor etc.Nano material shows special light, electricity, magnetic and catalytic performance owing to having quantum size and macro quanta tunnel effect etc., caused the great interest of people, the research of its preparation and performance has become field very active in the present material science, and the size of the performance of material and particle and pattern are closely related.Therefore, when synthesis of nano ZnO particle, control very important that its pattern, size and distribution of sizes just show.The growth mechanism of research ZnO nano material, and regulate and control the basis that its growth is the micro-nano device of preparation future feature.Synthetic existing a lot of reports of relevant ZnO nano material, comprise physical sputtering sedimentation, chemical Vapor deposition process, electrochemical synthesis method, thermal evaporation, metal organic vapor (MOVPE) technology, laser method, microemulsion method, hydro-thermal are synthetic with the template synthesis method etc., have synthesized nano wire, nanometer rod, nano belt, nanotube, nano-rings, nanometer bow, nanometer flower, nanometer sheet of ZnO or the like.
H.C.Zeng[B.Liu, H.C.Zeng, J.Am.Chem.Soc.2003,125,4430] employing Hydrothermal Preparation ZnO one dimension Nano structure; E.C.Horning[E.C.Horning, Organic Syntheses, Collective Volume3; Johnwiley﹠amp; Sons, New York, 1955, p.103.] adopt oil of mirbane, potassium hydroxide to make solvent with methyl alcohol and prepare ZnO; J.J.Wu[J.J.Wu, S.C.Liu, Adv.Mater.2002,14,215] adopt chemical Vapor deposition process to synthesize the ZnO nanometer stick array; Y.Zhang[Y.Zhang, H.B.Jia, R.M.Wang, C.P.Chen, X.H.Luo, D.P.Yu, C.J.Lee, Appl.Phys.Lett.2003,83,4631.] adopt physical vaporous deposition to prepare the ZnO nanometer stick array; C.H.Yan[J.Zhang, L.D.Sun, H.Y.Pan, C.S.Liao, C.H.Yan, New J.Chem.2002,26,33.] successfully synthesized the ZnO nano wire by reverse micelle system.In consulting document, do not see by the synthetic ZnO of simple sodium chloride solution, oxygen, zinc metal sheet and in same reaction process, make the bibliographical information of two kinds of different shape structure products.More than the problem that exists of these methods be and to use nontoxic, harmless reagent to make zinc oxide by simple operation, prepared zinc oxide mostly is single form.The basic demand design of this experimental basis Green Chemistry.The zinc oxide that makes a kind of form in same reaction in the liquid phase makes the zinc oxide of another kind of form simultaneously on the zinc metal sheet surface, experimental product is used electron microscopy to carry out form and characterized.
Summary of the invention
Use sodium chloride solution, oxygen and zinc metal sheet reaction to make the zinc oxide material of different shape.
Purpose of the present invention can be achieved through the following technical solutions:
Get a certain amount of sodium chloride solution submergence zinc metal sheet, seal behind the aerating oxygen in reactor, standing and reacting had both drawn the zinc oxide material of different shape.
Compared with prior art, the present invention has following characteristics:
1, reaction is carried out at normal temperatures, meets the principle of " the saving energy " in the Green Chemistry;
2, reaction solvent is that sodium chloride solution has been avoided the organic solvent in the original method, meets the principle that " adopts the solvent of safety " in the Green Chemistry;
3, the simple no coupling product of operation meets the principle that " reduces unnecessary derivatize step, reduce byproduct as far as possible " in the Green Chemistry;
4,, the related material of entire reaction course is all nontoxic, harmless, meets the principle of " Green Chemistry is synthetic " in the Green Chemistry;
5, in same reaction, make the zinc oxide material of different shape.
Embodiment
The invention will be further described below in conjunction with specific embodiment, and the description of embodiment is only for ease of understanding the present invention, but not to the restriction of the present invention's protection.
Embodiment 1
At normal temperatures, placing dilute hydrochloric acid solution to clean extremely surperficial zone of oxidation zinc metal sheet removes, the zinc metal sheet of handling well with distilled water flushing hydrochloric acid is not hydrochloric debris to the zinc metal sheet surface, zinc metal sheet is cut into former places colorimetric cylinder, drawing the sodium chloride solution for preparing with glue head dropper drips in colorimetric cylinder to lucky submergence zinc metal sheet, Xiang Guanzhong feeds oxygen to the gas that is made by Manganse Dioxide and hydrogen peroxide and is full of body, cover the glass stopper standing and reacting, behind t=15min, take out zinc metal sheet, with the taking-up of the zinc oxide in liquid phase distilled water eccentric cleaning, the zinc oxide that generates in the zinc oxide of growing on the zinc metal sheet and the liquid phase placed under the Electronic Speculum observe, carry out form and characterize.
Embodiment 2
At normal temperatures, placing dilute hydrochloric acid solution to clean extremely surperficial zone of oxidation zinc metal sheet removes, the zinc metal sheet of handling well with distilled water flushing hydrochloric acid is not hydrochloric debris to the zinc metal sheet surface, zinc metal sheet is cut into former places colorimetric cylinder, drawing the sodium chloride solution for preparing with glue head dropper drips in colorimetric cylinder to lucky submergence zinc metal sheet, Xiang Guanzhong feeds oxygen to the gas that is made by Manganse Dioxide and hydrogen peroxide and is full of body, cover the glass stopper standing and reacting, behind t=30min, take out zinc metal sheet, with the taking-up of the zinc oxide in liquid phase distilled water eccentric cleaning, the zinc oxide that generates in the zinc oxide of growing on the zinc metal sheet and the liquid phase placed under the Electronic Speculum observe, carry out form and characterize.
Embodiment 3
At normal temperatures, placing dilute hydrochloric acid solution to clean extremely surperficial zone of oxidation zinc metal sheet removes, the zinc metal sheet of handling well with distilled water flushing hydrochloric acid is not hydrochloric debris to the zinc metal sheet surface, zinc metal sheet is cut into former places colorimetric cylinder, drawing the sodium chloride solution for preparing with glue head dropper drips in colorimetric cylinder to lucky submergence zinc metal sheet, Xiang Guanzhong feeds oxygen to the gas that is made by Manganse Dioxide and hydrogen peroxide and is full of body, cover the glass stopper standing and reacting, behind t=5h, take out zinc metal sheet, with the taking-up of the zinc oxide in liquid phase distilled water eccentric cleaning, the zinc oxide that generates in the zinc oxide of growing on the zinc metal sheet and the liquid phase placed under the Electronic Speculum observe, carry out form and characterize.
Description of drawings
Fig. 1 prepares the Experimental equipment of oxygen for the present invention.
Fig. 2 is the x-ray diffraction pattern (XRD) of the nano zinc oxide material of growing on the embodiment of the invention 1 resultant zinc metal sheet
Fig. 3 is the sem photograph of the zinc oxide of growing on the zinc metal sheet in the embodiment of the invention 1;
Fig. 4 is the sem photograph of the zinc oxide of growing in the liquid phase in the embodiment of the invention 1;
Fig. 5 is the sem photograph of the zinc oxide of growing on the zinc metal sheet in the embodiment of the invention 2;
Fig. 6 is the sem photograph of the zinc oxide of growing in the liquid phase in the embodiment of the invention 2;
Fig. 7 is the sem photograph of the zinc oxide of growing on the zinc metal sheet in the embodiment of the invention 3;
Fig. 8 is the sem photograph of the zinc oxide of growing in the liquid phase in the embodiment of the invention 3.
Claims (4)
1. the green new synthetic method of the normal temperature of a nano zine oxide, it is characterized in that: adopt nontoxic, harmless sodium chloride solution, oxygen to react with zinc metal sheet at normal temperatures, experimental implementation is simple;
2. the reaction of carrying out in same reactor obtains the zinc oxide of different shape respectively on liquid phase and zinc metal sheet;
3. combine with the Electronic Speculum characterization technique and observe the form of zinc oxide;
4. according to claim 1, the oxygen in this method is made by Manganse Dioxide, hydrogen peroxide reaction; Zinc metal sheet is handled through dilute hydrochloric acid and distilled water.
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| CN 201010602602 CN102120605A (en) | 2010-12-23 | 2010-12-23 | Novel normal-temperature environment-friendly synthesis method of nano zinc oxide |
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| CN 201010602602 CN102120605A (en) | 2010-12-23 | 2010-12-23 | Novel normal-temperature environment-friendly synthesis method of nano zinc oxide |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783227A (en) * | 2016-12-09 | 2017-05-31 | 广东工业大学 | A kind of preparation method and application of electrode material |
| CN108553692A (en) * | 2018-01-19 | 2018-09-21 | 河北工业大学 | The preparation method of the porous zinc timbering material of compound ZnO nanorod |
| CN111204793A (en) * | 2020-01-14 | 2020-05-29 | 江苏海洋大学 | Simple and green preparation method of flower-like copper/zinc oxide micro-nano material |
-
2010
- 2010-12-23 CN CN 201010602602 patent/CN102120605A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 《第三届全国化学工程与生物化学年会论文摘要集（下）》 20061231 黄在银 等 氧化锌纳米结构的室温合成和生长机理 991 1 , 2 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783227A (en) * | 2016-12-09 | 2017-05-31 | 广东工业大学 | A kind of preparation method and application of electrode material |
| CN106783227B (en) * | 2016-12-09 | 2019-02-22 | 广东工业大学 | A kind of preparation method and application of electrode material |
| CN108553692A (en) * | 2018-01-19 | 2018-09-21 | 河北工业大学 | The preparation method of the porous zinc timbering material of compound ZnO nanorod |
| CN111204793A (en) * | 2020-01-14 | 2020-05-29 | 江苏海洋大学 | Simple and green preparation method of flower-like copper/zinc oxide micro-nano material |
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Application publication date: 20110713 |