CN204714911U - New device prepared by nano cerium dioxide powder - Google Patents
New device prepared by nano cerium dioxide powder Download PDFInfo
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- CN204714911U CN204714911U CN201520435311.0U CN201520435311U CN204714911U CN 204714911 U CN204714911 U CN 204714911U CN 201520435311 U CN201520435311 U CN 201520435311U CN 204714911 U CN204714911 U CN 204714911U
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- cerium dioxide
- dioxide powder
- nano cerium
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Abstract
For new device prepared by nano cerium dioxide powder, it relates to anion-exchange membrane is the closed two Room cell electrolysis device of barrier film, cathode compartment electrolytic preparation nano cerium dioxide powder presoma precipitates, by filtration, washing, dry and pyrolysis, nano cerium dioxide powder can be prepared.This device integral part mainly comprises: closed two Room electrolyzers 1, anolyte compartment's vapor pipe 2, anolyte compartment 3, inert anode 4, ion-exchange membrane 5, inert cathode 6, whipping appts 7, Vltrasonic device 8, cathode compartment 9, cathode compartment vapor pipe 10 and electrolysis power 11.The utility model device can solve the presoma production problem for the preparation of nano cerium dioxide powder, the problems such as the cerium dioxide presoma utilizing the utility model device to prepare can solve that the particle size preparing nano cerium dioxide powder is comparatively large, easily reunite between particle, particle size ununiformity and complicated operation.
Description
Technical field
The utility model relates to a kind of new device prepared for nano cerium dioxide powder.
Background technology
Nano ceric oxide has the physics-chem characteristics such as excellent sound, light, magnetic, heat, catalysis, be widely used in the fields such as superconductor, coating, illumination, gas sensor, special cermacis, catalyzer, car tail gas purificant, for the application of traditional cerium dioxide powder product brings epoch-making meaning.But existing nano cerium dioxide powder precursor power, mainly through the precipitation heat decomposition method preparation that oxymuriate generates in the basic conditions, in nano cerium dioxide powder precursor power process, the problem such as have that cerium dioxide precipitation granular precursor size is large, particle size uniformity is poor and operative technique is complicated, directly affects the nano cerium dioxide powder particle size prepared and distribution.
Summary of the invention
The purpose of this utility model is to provide a kind of new device prepared for nano cerium dioxide powder.
Above-mentioned object is realized by following technical scheme:
1, for new device prepared by nano cerium dioxide powder, its integral part mainly comprises: the vapor pipe of closed two Room electrolyzers, Vltrasonic device, electrolysis power, inert anode, inert cathode, whipping appts, two Room.Two described Room electrolyzers are the closed two Room electrolyzers effectively separated by anion-exchange membrane, described cathode compartment is arranged in Vltrasonic device groove and carries out electrolysis procedure, in described cathode compartment, inert cathode is arranged on agitator, described inert anode is arranged in anolyte compartment, described electrolysis power connects the two poles of the earth, and the vapor pipe of two described Room is arranged on the top of two Room.
Electrolyzer is divided into two Room electrolyzers of anolyte compartment and cathode compartment by 2, described anion-exchange membrane effectively, there is certain density solution of cerium chloride by oxidation add cathode compartment and there is certain density sodium chloride solution add anolyte compartment, in electrolytic process, negatively charged ion is only allowed to carry out orientation movement by cathode compartment anode room, cathode compartment obtains cerium dioxide presoma precipitation, after filtration, distilled water wash, washing with alcohol, 105 DEG C of temperature dryings, pyrolysis at 600 DEG C of temperature, can obtain nano cerium dioxide powder.
3, described inert cathode is arranged on the stirring rake end of whipping appts, can rotate with agitator, and electrode is for having netted (porous) structure, and in electrolytic process, noble electrode plays carrier function, himself not loss.
4, described cathode compartment is arranged in Vltrasonic device groove, and ultrasonication direction is parallel to anion-exchange membrane installation direction, and between Vltrasonic device and electrolyzer, Transfer Medium is deionized water.
5, described inert anode is arranged on anolyte compartment, and in electrolytic process, noble electrode plays carrier function, himself not loss.
6, described electrolysis power positive pole is connected to anode, and its negative pole is connected to negative electrode, provides the change of steady current and control electric current.
7, described vapor pipe is arranged on closed anolyte compartment and cathode compartment top respectively, collects the gas produced in electrolytic process.
Beneficial effect
1, the utility model employing take anion-exchange membrane as the closed two Room electrolyzers of barrier film, the precipitation ambient stable of cathode compartment electrowinning process can be ensured, be conducive to being formed with at cathode surface the degree of supersaturation being beneficial to cerium dioxide presoma and being formed, and then form cerium dioxide presoma precipitation.
2, the utility model adopts to be contained on cathode compartment whipping appts and has netted (porous) anode, can rotate with agitator, avoid cerium dioxide presoma to precipitate at cathode surface, cerium dioxide presoma precipitation is shifted out precipitation zone in time, avoids reuniting between this region deposit seeds; Netted (porous) structure can increase cathodic surface area, contributes to cerium dioxide presoma precipitation yields, reduces rotary resistance simultaneously, increases the turbulence state of fluid, cerium dioxide presoma also can be avoided to be deposited in cathode surface.
3, the utility model adopts cathode compartment to be arranged in Vltrasonic device groove, under ultrasonic wave strong effect, cerium dioxide presoma is avoided constantly to deposit at cathode surface, increase the reunion of deposit seeds, reduce the electric current resistance of electrolytic process, be conducive to cerium dioxide presoma simultaneously and be deposited in the dispersion of solution camber.
4, the utility model adopts cathode surface electrolytic current density controlled, accomplish that level of response is controlled, easy to operate, netted (porous) negative electrode can increase reaction contact area, be conducive to the formation in cathode surface cerium dioxide presoma degree of supersaturation, under metastable condition, be conducive to ultra-fine cerium dioxide precursor body formed; The hydrogen ion of electrolysis catholyte chamber's solution can generate hydrogen, space obstacle effect is played between cerium dioxide presoma precipitation, avoiding reunites between particle forms micron particles throw out, thus it is large to form particle size, the cerium dioxide presoma precipitation of particle size distribution inequality.
Accompanying drawing explanation
Accompanying drawing 1 realizes apparatus structure schematic diagram of the present utility model.
Embodiment
Embodiment 1
For new device prepared by nano cerium dioxide powder, its integral part mainly comprises: closed two Room electrolyzers 1, anolyte compartment's vapor pipe 2, anolyte compartment 3, inert anode 4, anion-exchange membrane 5, inert cathode 6, whipping appts 7, Vltrasonic device 8, cathode compartment 9, cathode compartment vapor pipe 10 and electrolysis power 11.Described closed two Room electrolyzers 1 are the closed two Room electrolyzers effectively separated by anion-exchange membrane 5, electrolysis procedure is carried out in the groove that described cathode compartment 9 is arranged on Vltrasonic device 8, the inert cathode 6 of described cathode compartment 9 is arranged on whipping appts 7, described inert anode 4 is arranged in anolyte compartment 3, positive pole and the negative pole of described electrolysis power 11 are connected anode and negative electrode the two poles of the earth of electrolyzer respectively, and the vapor pipe 2 and 10 of two described Room is arranged on anolyte compartment 3 and cathode compartment 9 top.
Embodiment 2
The new device prepared for nano cerium dioxide powder described in embodiment 1, closed two Room electrolyzers 1 are divided into two Room electrolyzers of anolyte compartment 3 and cathode compartment 9 by described anion-exchange membrane 5 effectively, in electrolytic process, only allow negatively charged ion to carry out orientation movement by cathode compartment 9 anode room 3, obtain cerium dioxide presoma precipitation at cathode compartment 9.
Embodiment 3
The new device prepared for nano cerium dioxide powder described in embodiment 1, described inert cathode 6 is arranged on the stirring rake end of whipping appts 7, can rotate with stirring rake, negative electrode 6 is for having netted (porous) structure, in electrolytic process, noble electrode plays carrier function, himself not loss.
Embodiment 4
The new device prepared for nano cerium dioxide powder described in embodiment 1, described cathode compartment 9 is arranged in Vltrasonic device 8 groove, ultrasonication direction is parallel to anion-exchange membrane 5 installation direction, and between Vltrasonic device 8 and electrolyzer 1, Transfer Medium is deionized water.
Embodiment 5
The new device prepared for nano cerium dioxide powder described in embodiment 1, described inert anode 4 is arranged on anolyte compartment 3, and in electrolytic process, noble electrode plays carrier function, himself not loss.
Embodiment 6
The new device prepared for nano cerium dioxide powder described in embodiment 1, described electrolysis power 11 is direct supply, and the negative pole of electrolysis power 11 is connected to negative electrode 6, and its positive pole is connected to anode 4, provides the change of steady current and control electric current.
Embodiment 7
The new device prepared for nano cerium dioxide powder described in embodiment 1, the vapor pipe 2 and 10 of two described Room is arranged on closed anolyte compartment 3 and cathode compartment 9 top respectively, collects the gas produced in electrolytic process.
Claims (7)
1. for new device prepared by nano cerium dioxide powder, its integral part mainly comprises: closed two Room electrolyzers, Vltrasonic device, electrolysis power, inert anode, inert cathode, the vapor pipe of whipping appts and two Room, its preparation facilities feature is as follows: two described Room electrolyzers are the closed two Room electrolyzers effectively separated by ion-exchange membrane, described cathode compartment is arranged in Vltrasonic device groove and carries out electrolysis procedure, in described cathode compartment, inert cathode is arranged on whipping appts, described inert anode is arranged in anolyte compartment, described electrolysis power connects the two poles of the earth, the vapor pipe of two described Room is arranged on the top of two Room respectively.
2. the new device prepared for nano cerium dioxide powder according to claim 1, it is characterized in that: adopt anion-exchange membrane effectively electrolyzer to be divided into two Room electrolyzers of anolyte compartment and cathode compartment, there is certain density solution of cerium chloride by oxidation add cathode compartment and there is certain density sodium chloride solution add anolyte compartment, in electrolytic process, negatively charged ion is only allowed to carry out orientation movement by cathode compartment anode room, cathode compartment obtains cerium dioxide presoma precipitation, by filtering, distilled water wash, washing with alcohol, dry, pyrolysis, nano cerium dioxide powder can be obtained.
3. the new device prepared for nano cerium dioxide powder according to claim 1, it is characterized in that: inert cathode is for having netted (porous) sheet structure negative electrode, inert cathode is arranged on the stirring rake side end of whipping appts, with stirring rake rotary motion in electrolytic process.
4. the new device prepared for nano cerium dioxide powder according to claim 1, it is characterized in that: cathode compartment is arranged in Vltrasonic device groove, ultrasonication direction is parallel to anion-exchange membrane installation direction, and between Vltrasonic device and electrolyzer, Transfer Medium is deionized water.
5. the new device prepared for nano cerium dioxide powder according to claim 1, it is characterized in that: inert anode is arranged on anolyte compartment, in electrolytic process, noble electrode plays carrier function, himself not loss.
6. the new device prepared for nano cerium dioxide powder according to claim 1, is characterized in that: electrolysis power is direct supply, and electrolysis power positive pole is connected to anode, and its negative pole is connected to negative electrode, provides the change of steady current and control electric current.
7. the new device prepared for nano cerium dioxide powder according to claim 1, is characterized in that: install vapor pipe respectively in the anolyte compartment closed and cathode compartment top, collects the gas produced in electrolytic process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520435311.0U CN204714911U (en) | 2015-06-17 | 2015-06-17 | New device prepared by nano cerium dioxide powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520435311.0U CN204714911U (en) | 2015-06-17 | 2015-06-17 | New device prepared by nano cerium dioxide powder |
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| Publication Number | Publication Date |
|---|---|
| CN204714911U true CN204714911U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520435311.0U Expired - Fee Related CN204714911U (en) | 2015-06-17 | 2015-06-17 | New device prepared by nano cerium dioxide powder |
Country Status (1)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105568387A (en) * | 2016-02-26 | 2016-05-11 | 烟台大学 | Preparation method of calcium sulfate whiskers |
| CN107675202A (en) * | 2017-09-27 | 2018-02-09 | 广西七色珠光材料股份有限公司 | Pigment hydrolyzes coating reactor |
| CN113201767A (en) * | 2021-05-10 | 2021-08-03 | 深圳杰明纳微电子科技有限公司 | Diaphragm electrolytic cell for separating and purifying nano cerium oxide |
-
2015
- 2015-06-17 CN CN201520435311.0U patent/CN204714911U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105568387A (en) * | 2016-02-26 | 2016-05-11 | 烟台大学 | Preparation method of calcium sulfate whiskers |
| CN105568387B (en) * | 2016-02-26 | 2019-03-26 | 烟台远东精细化工有限公司 | A kind of preparation method of calcium sulfate crystal whiskers |
| CN107675202A (en) * | 2017-09-27 | 2018-02-09 | 广西七色珠光材料股份有限公司 | Pigment hydrolyzes coating reactor |
| CN113201767A (en) * | 2021-05-10 | 2021-08-03 | 深圳杰明纳微电子科技有限公司 | Diaphragm electrolytic cell for separating and purifying nano cerium oxide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151021 Termination date: 20160617 |