CN1398663A - Supersonic technological method and apparatus for preparing nano material - Google Patents
Supersonic technological method and apparatus for preparing nano material Download PDFInfo
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- CN1398663A CN1398663A CN 02115244 CN02115244A CN1398663A CN 1398663 A CN1398663 A CN 1398663A CN 02115244 CN02115244 CN 02115244 CN 02115244 A CN02115244 A CN 02115244A CN 1398663 A CN1398663 A CN 1398663A
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Abstract
The present invention includes: one supersonic functional tank with supersonic transducer heads to emit supersonic energy to the center of the tank; one reaction container to hold material inside the functional tank; a liquid filled in the gap between the functional tank and the reaction container; and one supersonic wave generator to supply supersonic waves of the same or different adjustable frequency to the supersonic transducer heads. Compared with the existing technology, the present invention has the features of capability of producing homogeneous nanometer inserting material and multiple crystal material; and it is simple, safe, and energy saving.
Description
Technical field
The present invention relates to the ultrasonic technique field, especially utilize ultrasonic technique to prepare the method and apparatus of nano material.
Background technology
The method of existing preparation nano material has: plasma method, supercritical methanol technology, gravitational method, heating etc.The problem that these method ubiquities are following: 1. equipment manufacturing cost height; 2. it is big to produce power consumption; 3. the safety and stablization sexual factor production-scale progress of overslaugh to a great extent; 4. some technology is brought complicated more additional processing requirements to post processing.
In the method for existing preparation nano particle, have only some specific material is prepared, do not have versatility.
Summary of the invention
The objective of the invention is to disclose a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material, it has characteristics such as Processes and apparatus is simple, safe, energy-conservation, cost is low, enable under the condition of gentleness, continuously, stably to carry out large-scale production, the nano material of its gained is even, degree of refinement and controlled to the crystalline structure of nano material, this method also is easy to organically combine with chemical treatment technology, and has certain versatility.
The present invention proposes a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material, it is characterized in that:
The ultrasound functions cell body that a well-formed is arranged;
Each active flank of this cell body is equipped with ultrasonic transducer, and each ultrasonic transducer can be launched ultrasonic wave energy to this cell body centre focus;
One reaction vessel is arranged, and this reaction vessel should be positioned at the ultrasound functions cell body;
In the function cell body certain amount of fluid is housed, this liquid is between function trough and reaction vessel;
One supersonic generator is arranged, and this supersonic generator is connected to each ultrasonic transducer and can identical or different adjustable frequency ultrasonic wave is provided for respectively each ultrasonic transducer.
Further scheme is to have a cover to make the device of material movement in the reaction vessel, and it can be agitating device or the device that makes the reaction vessel rotation, and its effect is to make the each several part of reaction system accept ultrasound wave irradiation equably.
Further scheme is to have a cover can regulate liquid in the function trough or/and the device of the interior temperature of charge of reaction vessel.
Described ultrasound functions cell body should be the well-formed, and the sheet material of making this function cell body requires to adopt high-quality corrosion resistant plate or titanium plate etc., and the density of plate is evenly, good rigidly, smooth surface be smooth,
The shape of described ultrasound functions cell body can be square, cuboid, polyhedron and to the cylinder spherosome etc.
The operating frequency of the ultrasonic transducer of installing at each active flank of ultrasound functions cell body is that 10～120KHz is adjustable.
Described reaction vessel should guarantee that its inwall impurity do not allow into the mixing nano material, and its lowest limit requirement adopts optimizes pure hard glass manufacturing.
The liquid of dress generally can be water in the described function trough, also can add a small amount of additive of adjusting denseness in water, also can directly adopt the liquid ingredients that is difficult to volatilize.
During practical application, earlier be ready to equipment by such scheme, the raw material that will prepare nano material places in the reaction vessel by the best mode of the contact-impact of chemical reaction, certainly carry out chemical reaction and physical reactions simultaneously, start the stirring whirligig and make material movement in the reaction vessel, open supersonic generator then, regulate each system's Frequency for Ultrasonic Energy Transducer according to the needs of material, the temperature of regulatory function groove is an optimum treatmenting temperature simultaneously.At this moment the progressively refinement under the effect of ultrasonic " cavitation " field of the material in the reaction vessel, the required nano material product of new generation in chemical reaction condition that has.
Be compared with the prior art, the present invention has following outstanding feature and progress:
(1) utilize the present invention can make intercalation nano material and multiple crystal type nano material; Finished product stable and uniform, quality assurance;
(2) present device is simple, makes easily, and has easy operation, safety, advantage such as energy-conservation;
(3) the easy and chemical enginnering process combination of the present invention, can be used for strengthening quickening chemical reaction, strengthen the emulsification in the chemical reaction, impel the refinement material to the change in depth of refinement more, to disperse the homogenizing material, to the emulsification of liquid-phase system, the extraction proposition of component composition in the material etc. is also had its significant effect.
Description of drawings
Accompanying drawing is a possible embodiments device schematic diagram of the present invention
1-supersonic generator among the figure, 2-support, 3-ultrasonic transducer, 4-ultrasound functions cell body, 5-reaction vessel, 6-bearing, 7-moving runner, 8-motor, 9-water.
Specific embodiments
Embodiment 1
Make a ultrasound functions cell body 4 with the high-quality corrosion resistant plate, this cell body body be 9 bodies, this ultrasound functions cell body 4 usefulness support 2 is supported.
One supersonic generator 1 is arranged in the support 2, this supersonic generator 1 is connected to each ultrasonic transducer 3.
Adopt the pure hard glass of optimization to make a reaction vessel 5, this reaction vessel 5 is placed the centre of cell body 4.
Place suitable for reading at this reaction vessel 5 is provided with the mechanism that makes its rotation: bearing 6, moving runner 7 and motor 8.
Gap between function trough 4 and the reaction vessel 5 is full of water 9.
Be ready to equipment by such scheme, the about 300 purpose mineral aggregates of natural montmorillonite preliminary treatment that will prepare nano material, raw material places in the reaction vessel 5, allow its dip disperse in the aqua in dilution, open supersonic generator 1, then start tumbler and make material movement in the reaction vessel 5, regulate the frequency of each ultrasonic transducer 3, be and form a frequency mixing ultrasonic field system, it is mixed down the secondary mixing, one system is 15KHz, and a system is 40KHz, and general power is 500W, the temperature of regulatory function groove is 65 ℃ simultaneously, at this moment the material in the reaction vessel 5 progressively is refined as the nano material product through 2.5～3h under the effect of ultrasonic energy, handles to get desirable dried agent again through Rotatingandflashstreamingdrier, records the nano powder material that its granularity is 5～60nm through transmission electron microscope.
Be ready to equipment by embodiment 1, in reactor 5, prepare suitable diluted concentration ZnSO
4Solution is inserted and is made its 80 ℃ of constant temperature in the ultrasonic device, and opens supersonic generator 1 and agitating device, slowly add through grind to form evenly enough fine-powdered in advance with reactor 5 in the Na of zinc sulfate equivalent relationship between quality
2CO
3, make above-mentioned two kinds of salt under the ultrasound wave irradiation condition, carry out metathesis reaction 1.5h, make ZnCO
3Na in 100 ℃ of washed with de-ionized water removal systems
+With SO
4 2-Ion washs 0.5h through pure absolute ethyl alcohol again under the ultrasound wave irradiation condition, in 125 ℃ of conditions and the dispersant that continued interpolation, handle in the flash distillation machine is dry again, can get the nano zine oxide of 65～120nm granularity.
Claims (8)
1. method and apparatus that utilizes ultrasonic technique to prepare nano material is characterized in that:
The ultrasound functions cell body that a well-formed is arranged;
Each active flank of this ultrasound functions cell body is equipped with ultrasonic transducer, and each ultrasonic transducer can be launched ultrasonic wave energy to cell body centre focus;
One reaction vessel is arranged, and this reaction vessel should be positioned at the function cell body;
Certain amount of fluid is housed in the function trough, and this liquid is between function trough and reaction vessel;
One supersonic generator is arranged, and this supersonic generator is connected to each ultrasonic transducer and can identical or different adjustable frequency ultrasonic wave is provided for respectively each ultrasonic transducer.
2. a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material according to claim 1, it is characterized in that: have a cover to make the device of material movement in the reaction vessel, this device can be agitating device or the device that makes the reaction vessel rotation, and its effect is to make the each several part of reaction system accept ultrasound wave irradiation equably.
3. a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material according to claim 1 and 2 is characterized in that: have a cover can regulate liquid in the function trough or/and the device of the interior temperature of charge of reaction vessel.
4. a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material according to claim 1, it is characterized in that: described ultrasound functions cell body should be the well-formed, the sheet material of making this function cell body is high-quality corrosion resistant plate or titanium plate, and the density of plate evenly, good rigidly, smooth surface be smooth.
5. according to claim 1 or 4 described a kind of method and apparatus that utilize ultrasonic technique to prepare nano material, it is characterized in that: described ultrasound functions cell body be shaped as square, cuboid, polyhedron, cylinder, spherosome etc.
6. a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material according to claim 1 is characterized in that: the operating frequency of the ultrasonic transducer of installing at each active flank of ultrasound functions cell body is that 10～120KHz is adjustable.
7. a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material according to claim 1, it is characterized in that: described reaction vessel should guarantee that its inwall impurity do not allow into the mixing nano material, and its lowest limit requirement adopts optimizes pure hard glass manufacturing.
8. a kind of method and apparatus that utilizes ultrasonic technique to prepare nano material according to claim 1, it is characterized in that: the liquid of dress is water in the described function trough, also can in water, add a small amount of additive of adjusting denseness, also can directly adopt the liquid ingredients that is difficult to volatilize.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021152446A CN100388971C (en) | 2002-05-20 | 2002-05-20 | Supersonic technological method and apparatus for preparing nano material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021152446A CN100388971C (en) | 2002-05-20 | 2002-05-20 | Supersonic technological method and apparatus for preparing nano material |
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| Publication Number | Publication Date |
|---|---|
| CN1398663A true CN1398663A (en) | 2003-02-26 |
| CN100388971C CN100388971C (en) | 2008-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB021152446A Expired - Fee Related CN100388971C (en) | 2002-05-20 | 2002-05-20 | Supersonic technological method and apparatus for preparing nano material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013033973A1 (en) * | 2011-09-06 | 2013-03-14 | Huang Lynn L H | Ultrasonic oscillator |
| CN103124592A (en) * | 2010-07-01 | 2013-05-29 | 科瓦里斯股份有限公司 | Compositions and methods for preparing nanoformulations and systems for nano-delivery using focused acoustics |
| CN103877903A (en) * | 2014-03-14 | 2014-06-25 | 西安交通大学 | Ultrasonic dissolution accelerator as well as method and application of ultrasonic dissolution accelerator for accelerating drug dissolution |
| CN107604757A (en) * | 2017-06-21 | 2018-01-19 | 广东药科大学 | A kind of groove type ultrasonic equipment and its application |
| CN110339993A (en) * | 2019-08-21 | 2019-10-18 | 东北林业大学 | A kind of solid variable-frequency ultrasonic shaker |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199018A (en) * | 1998-05-14 | 1998-11-18 | 中国科学院固体物理研究所 | Ultrasonic oscillation process preparing nanometer material |
| CN2455395Y (en) * | 2000-08-25 | 2001-10-24 | 中南制药机械有限公司 | Ultrasonic bottle washer |
-
2002
- 2002-05-20 CN CNB021152446A patent/CN100388971C/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103124592A (en) * | 2010-07-01 | 2013-05-29 | 科瓦里斯股份有限公司 | Compositions and methods for preparing nanoformulations and systems for nano-delivery using focused acoustics |
| CN103124592B (en) * | 2010-07-01 | 2015-05-27 | 科瓦里斯股份有限公司 | Compositions and methods for preparing nanoformulations and systems for nano-delivery using focused acoustics |
| WO2013033973A1 (en) * | 2011-09-06 | 2013-03-14 | Huang Lynn L H | Ultrasonic oscillator |
| CN103764275A (en) * | 2011-09-06 | 2014-04-30 | 黄玲惠 | Ultrasonic oscillator |
| JP2015501195A (en) * | 2011-09-06 | 2015-01-15 | 黄玲惠 | Ultrasonic oscillator |
| CN103764275B (en) * | 2011-09-06 | 2015-05-20 | 黄玲惠 | Ultrasonic oscillator |
| AU2012306946B2 (en) * | 2011-09-06 | 2015-12-03 | Huang, Lynn L.H. | Ultrasonic oscillator |
| CN103877903A (en) * | 2014-03-14 | 2014-06-25 | 西安交通大学 | Ultrasonic dissolution accelerator as well as method and application of ultrasonic dissolution accelerator for accelerating drug dissolution |
| CN103877903B (en) * | 2014-03-14 | 2016-03-30 | 西安交通大学 | The methods and applications of a kind of ultrasonic dissolution accelerator and acceleration medicine dissolving thereof |
| CN107604757A (en) * | 2017-06-21 | 2018-01-19 | 广东药科大学 | A kind of groove type ultrasonic equipment and its application |
| CN110339993A (en) * | 2019-08-21 | 2019-10-18 | 东北林业大学 | A kind of solid variable-frequency ultrasonic shaker |
| CN110339993B (en) * | 2019-08-21 | 2020-10-27 | 东北林业大学 | Three-dimensional frequency conversion ultrasonic oscillator |
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| Publication number | Publication date |
|---|---|
| CN100388971C (en) | 2008-05-21 |
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