CN105727738A - Copper oxide catalytic filter and preparation method thereof - Google Patents
Copper oxide catalytic filter and preparation method thereof Download PDFInfo
- Publication number
- CN105727738A CN105727738A CN201610113956.1A CN201610113956A CN105727738A CN 105727738 A CN105727738 A CN 105727738A CN 201610113956 A CN201610113956 A CN 201610113956A CN 105727738 A CN105727738 A CN 105727738A
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- Prior art keywords
- aluminium sesquioxide
- copper oxide
- aluminum oxide
- copper
- ceramic substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 239000005751 Copper oxide Substances 0.000 title claims abstract description 42
- 229910000431 copper oxide Inorganic materials 0.000 title claims abstract description 42
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 230000003197 catalytic effect Effects 0.000 title abstract 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 239000000919 ceramic Substances 0.000 claims abstract description 33
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000843 powder Substances 0.000 claims abstract description 20
- 239000007864 aqueous solution Substances 0.000 claims abstract description 14
- XTVVROIMIGLXTD-UHFFFAOYSA-N copper(II) nitrate Chemical compound [Cu+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O XTVVROIMIGLXTD-UHFFFAOYSA-N 0.000 claims abstract description 14
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 66
- 230000001413 cellular effect Effects 0.000 claims description 30
- 239000000758 substrate Substances 0.000 claims description 30
- 239000010937 tungsten Substances 0.000 claims description 22
- 229910052721 tungsten Inorganic materials 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 21
- 239000004531 microgranule Substances 0.000 claims description 3
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 19
- 239000007789 gas Substances 0.000 abstract description 12
- 238000007254 oxidation reaction Methods 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 abstract description 4
- 239000005416 organic matter Substances 0.000 abstract description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract 8
- 238000001035 drying Methods 0.000 abstract 1
- 239000003517 fume Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/88—Handling or mounting catalysts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/85—Chromium, molybdenum or tungsten
- B01J23/888—Tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20761—Copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20776—Tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/209—Other metals
- B01D2255/2092—Aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Filtering Materials (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a copper oxide catalytic filter. The copper oxide catalytic filter comprises an aluminum oxide porous ceramic carrier and copper oxide particles distributed in the aluminum oxide porous ceramic carrier, wherein a heating tungsten wire is further arranged in the aluminum oxide porous ceramic carrier. The preparation method of the copper oxide catalytic filter comprises the following steps: preparing a copper nitrate aqueous solution; impregnating aluminum oxide powder into the copper nitrate aqueous solution; enabling the aluminum oxide powder and the heating tungsten wire to form an aluminum oxide mud block together; drying the formed aluminum oxide mud block under an infrared lamp; placing the dried aluminum oxide mud block in a muffle furnace, wherein the muffle furnace rises to 500 to 800 DEG C from room temperature at a heating rate of 10 DEG C per minute, and then continuously baking for 3 to 5 hours. The copper oxide catalytic filter and the preparation method of the copper oxide catalytic filter disclosed by the invention can be applied to a gas purifying type reagent cabinet and a fume hood to perform oxidation removal of volatile organic matter harmful gases so as to meet requirements of the practical use.
Description
Technical field
The present invention relates to a kind of copper oxide catalyzation filter and preparation method thereof, belong to the manufacturing technology field of pure qi (oxygen) filter conventional in chemical laboratory, described pure qi (oxygen) filter is mainly used in purifying the harmful components of chemical drugs volatilization.
Background technology
For the reagent containing volatile harmful components, such as harmful escaping gases etc. such as volatile acidity or alkaline solution, inflammable or explosive low-boiling-point organic compound gas, formaldehyde, usual many needs are placed in the special reagent cabinet of convulsion, ventilation function, typically require and carry out in ventilated chamber when operationally stating medicine；Mentioned reagent cabinet is generally connected with the ventilating system in laboratory with ventilated chamber, it is diluted reagent cabinet and ventilated chamber are aspirated by the air of volatile harmful components pollution in reagent and are discharged in air by ventilating system, avoid harmful components to be emitted in the narrow and small interior space, operating personnel is damaged；But above-mentioned ventilation system setups is complicated, manufacture and maintenance cost is high, and the harmful components being discharged in air are also possible to surrounding enviroment are adversely affected.Air purifying type reagent cabinet of the prior art and ventilated chamber can directly aspirate the air polluted by volatile harmful components in reagent in reagent cabinet and ventilated chamber, and after synchronous purification, discharge the air of cleaning, play and purify the function of air and non-immediate by contaminated air venting air, it is to avoid air and external environment are worked the mischief.
Summary of the invention
It is an object of the invention to provide a kind of copper oxide catalyzation filter, it is possible to be applied in air purifying type reagent cabinet and ventilated chamber, volatile organic matter harmful gas carried out oxidation removal, meets actual operation requirements.
For solving the problems referred to above, the technical solution used in the present invention is as follows:
A kind of copper oxide catalyzation filter and preparation method thereof, including: aluminium sesquioxide cellular ceramic substrate and the copper oxide microgranule being distributed in described aluminium sesquioxide cellular ceramic substrate, described aluminium sesquioxide cellular ceramic substrate is additionally provided with heating tungsten filament.
Improvement as technique scheme, also include heatproof insulation crust, it is used for ventilating and installing the hollow bulb of described aluminium sesquioxide cellular ceramic substrate in the middle part of described heatproof insulation crust, the hollow bulb bottom of described heatproof insulation crust is provided with the first step that extends internally, the hollow bulb top of described heatproof insulation crust is provided with the second step of outwards depression, described second step is provided with briquetting, described aluminium sesquioxide cellular ceramic substrate is between described briquetting and described first step, described heatproof insulation crust is provided with the wire for drawing described heating tungsten filament two ends.
As the improvement of technique scheme, described heatproof insulation crust is provided with mounting groove.
Further object is that the preparation method that above-mentioned copper oxide catalyzation filter is provided, comprise the steps:
1), preparation mass percent is the copper nitrate aqueous solution of 16～20%；
2), aluminium sesquioxide powder is impregnated in the copper nitrate aqueous solution that described step 1) prepares；
3), taking out through described step 2) the aluminium sesquioxide powder that impregnates is placed in mould, and in mould, put into heating tungsten filament simultaneously, make aluminium sesquioxide powder become aluminium sesquioxide clod with heating tungsten filament type processed jointly；
4), dry through described step 2 under infrared lamp) the aluminium sesquioxide clod of type processed；
5) the aluminium sesquioxide clod, by described step 4) dried is placed in Muffle furnace, and Muffle furnace rises to 500～800 degrees Celsius with the heating rate of 10 degrees Celsius per minute from room temperature, then proceedes to roasting 3～5 hours.
Compared with prior art, the implementation result of the present invention is as follows for the present invention:
A kind of copper oxide catalyzation filter of the present invention, copper oxide has good oxidation effectiveness for organic gas, oxidation operation can be become correspondingly oxide and water, the cellular ceramic substrate being made up of aluminium sesquioxide has bigger specific surface area, be beneficial to the fixing of copper oxide and distribution, make copper oxide can the Organic substance in ingress of air fully, in addition, aluminium sesquioxide cellular ceramic substrate is capable of withstanding by higher temperature, thus ensureing that the oxidizing temperature of copper oxide can realize；And high-temperature oxydation formula filtration device structure of the present invention is simple, organics removal harmful gas effective.
Accompanying drawing explanation
Fig. 1 is a kind of copper oxide catalyzation filter structure schematic representation of the present invention；
Fig. 2 is a kind of copper oxide catalyzation filter of the present invention structural representation when being applied to reagent cabinet.
Detailed description of the invention
Present disclosure is described below in conjunction with specific embodiments.
As it is shown in figure 1, be a kind of copper oxide catalyzation filter structure schematic representation of the present invention.A kind of copper oxide catalyzation filter of the present invention includes: aluminium sesquioxide cellular ceramic substrate 1 and the copper oxide microgranule being distributed in described aluminium sesquioxide cellular ceramic substrate 1, is additionally provided with heating tungsten filament 2 in described aluminium sesquioxide cellular ceramic substrate 1.Further preferably, also include heatproof insulation crust 3, it is used for ventilating and installing the hollow bulb 4 of described aluminium sesquioxide cellular ceramic substrate 1 in the middle part of described heatproof insulation crust 3, hollow bulb 4 bottom of described heatproof insulation crust 3 is provided with the first step 31 that extends internally, hollow bulb 4 top of described heatproof insulation crust 3 is provided with the second step 32 of outwards depression, described second step 32 is provided with briquetting 5, described aluminium sesquioxide cellular ceramic substrate 1 is between described briquetting 5 and described first step 31, described heatproof insulation crust 3 is provided with the wire 6 for drawing described heating tungsten filament 2 two ends.Further with improvement, described heatproof insulation crust 3 is provided with mounting groove 33.
As in figure 2 it is shown, be applied to structural representation during reagent cabinet for a kind of copper oxide catalyzation filter of the present invention.Reagent cabinet vent place is provided with installation guide pillar 7, coordinates with described mounting groove 33.It is not only convenient for described heatproof insulation crust 3 is installed, and can ensure that the air-tightness of described heatproof insulation crust 3 and reagent cabinet vent, prevent harmful organic substance gas from overflowing from the junction of described heatproof insulation crust 3 with reagent cabinet, and not by the described aluminium sesquioxide cellular ceramic substrate 1 of hollow bulb 4.
The preparation process of above-mentioned a kind of copper oxide catalyzation filter sees below specific embodiment:
Specific embodiment one
The preparation method of the copper oxide catalyzation filter of the present embodiment comprises the steps:
1), preparation mass percent is the copper nitrate aqueous solution of 16%；
2), aluminium sesquioxide powder is impregnated in the copper nitrate aqueous solution that described step 1) prepares；
3), taking out through described step 2) the aluminium sesquioxide powder that impregnates is placed in mould, and in mould, put into heating tungsten filament simultaneously, make aluminium sesquioxide powder become aluminium sesquioxide clod with heating tungsten filament type processed jointly；
4), dry through described step 2 under infrared lamp) the aluminium sesquioxide clod of type processed；
5) the aluminium sesquioxide clod, by described step 4) dried is placed in Muffle furnace, and Muffle furnace rises to 500 degrees Celsius with the heating rate of 10 degrees Celsius per minute from room temperature, then proceedes to roasting 5 hours.The aluminium sesquioxide cellular ceramic substrate 1 that the present embodiment prepares, it is placed on described first step 31, then described briquetting 5 is installed be used for fixing aluminium sesquioxide cellular ceramic substrate 1 and namely obtain copper oxide catalyzation filter, again copper oxide catalyzation filter is installed on reagent cabinet or ventilated chamber, by heating the operating temperature that tungsten filament 2 heating makes aluminium sesquioxide cellular ceramic substrate 1 reach 500 degrees Celsius, it can reach 99% for the clearance of the organic gas in air.
Specific embodiment two
The preparation method of the copper oxide catalyzation filter of the present embodiment comprises the steps:
1), preparation mass percent is the copper nitrate aqueous solution of 18%；
2), aluminium sesquioxide powder is impregnated in the copper nitrate aqueous solution that described step 1) prepares；
3), taking out through described step 2) the aluminium sesquioxide powder that impregnates is placed in mould, and in mould, put into heating tungsten filament simultaneously, make aluminium sesquioxide powder become aluminium sesquioxide clod with heating tungsten filament type processed jointly；
4), dry through described step 2 under infrared lamp) the aluminium sesquioxide clod of type processed；
5) the aluminium sesquioxide clod, by described step 4) dried is placed in Muffle furnace, and Muffle furnace rises to 600 degrees Celsius with the heating rate of 10 degrees Celsius per minute from room temperature, then proceedes to roasting 4 hours.The aluminium sesquioxide cellular ceramic substrate 1 that the present embodiment prepares, it is placed on described first step 31, then described briquetting 5 is installed be used for fixing aluminium sesquioxide cellular ceramic substrate 1 and namely obtain copper oxide catalyzation filter, again copper oxide catalyzation filter is installed on reagent cabinet or ventilated chamber, by heating the operating temperature that tungsten filament 2 heating makes aluminium sesquioxide cellular ceramic substrate 1 reach 500 degrees Celsius, it can reach 99% for the clearance of the organic gas in air.
Specific embodiment three
The preparation method of the copper oxide catalyzation filter of the present embodiment comprises the steps:
1), preparation mass percent is the copper nitrate aqueous solution of 20%；
2), aluminium sesquioxide powder is impregnated in the copper nitrate aqueous solution that described step 1) prepares；
3), taking out through described step 2) the aluminium sesquioxide powder that impregnates is placed in mould, and in mould, put into heating tungsten filament simultaneously, make aluminium sesquioxide powder become aluminium sesquioxide clod with heating tungsten filament type processed jointly；
4), dry through described step 2 under infrared lamp) the aluminium sesquioxide clod of type processed；
5) the aluminium sesquioxide clod, by described step 4) dried is placed in Muffle furnace, and Muffle furnace rises to 800 degrees Celsius with the heating rate of 10 degrees Celsius per minute from room temperature, then proceedes to roasting 3 hours.The aluminium sesquioxide cellular ceramic substrate 1 that the present embodiment prepares, it is placed on described first step 31, then described briquetting 5 is installed be used for fixing aluminium sesquioxide cellular ceramic substrate 1 and namely obtain copper oxide catalyzation filter, again copper oxide catalyzation filter is installed on reagent cabinet or ventilated chamber, by heating the operating temperature that tungsten filament 2 heating makes aluminium sesquioxide cellular ceramic substrate 1 reach 500 degrees Celsius, it can reach 99% for the clearance of the organic gas in air.
Specific embodiment four
The preparation method of the copper oxide catalyzation filter of the present embodiment comprises the steps:
1), preparation mass percent is the copper nitrate aqueous solution of 17%；
2), aluminium sesquioxide powder is impregnated in the copper nitrate aqueous solution that described step 1) prepares；
3), taking out through described step 2) the aluminium sesquioxide powder that impregnates is placed in mould, and in mould, put into heating tungsten filament simultaneously, make aluminium sesquioxide powder become aluminium sesquioxide clod with heating tungsten filament type processed jointly；
4), dry through described step 2 under infrared lamp) the aluminium sesquioxide clod of type processed；
5) the aluminium sesquioxide clod, by described step 4) dried is placed in Muffle furnace, and Muffle furnace rises to 700 degrees Celsius with the heating rate of 10 degrees Celsius per minute from room temperature, then proceedes to roasting 4 hours.The aluminium sesquioxide cellular ceramic substrate 1 that the present embodiment prepares, it is placed on described first step 31, then described briquetting 5 is installed be used for fixing aluminium sesquioxide cellular ceramic substrate 1 and namely obtain copper oxide catalyzation filter, again copper oxide catalyzation filter is installed on reagent cabinet or ventilated chamber, by heating the operating temperature that tungsten filament 2 heating makes aluminium sesquioxide cellular ceramic substrate 1 reach 500 degrees Celsius, it can reach 99% for the clearance of the organic gas in air.
Above content is detailed description made for the present invention in conjunction with specific embodiments, it is impossible to assert that the present invention is embodied as being only limitted to these explanations.For those skilled in the art, without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace, the scope of protection of the invention all should be considered as belonging to.
Claims (4)
1. copper oxide catalyzation filter and preparation method thereof, it is characterized in that, including: aluminium sesquioxide cellular ceramic substrate (1) and the copper oxide microgranule being distributed in described aluminium sesquioxide cellular ceramic substrate (1), described aluminium sesquioxide cellular ceramic substrate (1) is additionally provided with heating tungsten filament (2).
2. a kind of copper oxide catalyzation filter as claimed in claim 1, it is characterized in that, also include heatproof insulation crust (3), described heatproof insulation crust (3) middle part is used for ventilating and installing the hollow bulb (4) of described aluminium sesquioxide cellular ceramic substrate (1), hollow bulb (4) bottom of described heatproof insulation crust (3) is provided with the first step that extends internally (31), hollow bulb (4) top of described heatproof insulation crust (3) is provided with the second step (32) of outwards depression, described second step (32) is provided with briquetting (5), described aluminium sesquioxide cellular ceramic substrate (1) is positioned between described briquetting (5) and described first step (31), described heatproof insulation crust (3) is provided with the wire (6) for drawing described heating tungsten filament (2) two ends.
3. a kind of copper oxide catalyzation filter as claimed in claim 2, is characterized in that, described heatproof insulation crust (3) is provided with mounting groove (33).
4. the preparation method of a kind of copper oxide catalyzation filter as claimed in claim 1, is characterized in that comprising the steps:
1), preparation mass percent is the copper nitrate aqueous solution of 16～20%；
2), aluminium sesquioxide powder is impregnated in the copper nitrate aqueous solution that described step 1) prepares；
3), taking out through described step 2) the aluminium sesquioxide powder that impregnates is placed in mould, and in mould, put into heating tungsten filament simultaneously, make aluminium sesquioxide powder become aluminium sesquioxide clod with heating tungsten filament type processed jointly；
4), dry through described step 2 under infrared lamp) the aluminium sesquioxide clod of type processed；
5) the aluminium sesquioxide clod, by described step 4) dried is placed in Muffle furnace, and Muffle furnace rises to 500～800 degrees Celsius with the heating rate of 10 degrees Celsius per minute from room temperature, then proceedes to roasting 3～5 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113956.1A CN105727738B (en) | 2016-03-01 | 2016-03-01 | A kind of copper oxide catalyzation filter and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113956.1A CN105727738B (en) | 2016-03-01 | 2016-03-01 | A kind of copper oxide catalyzation filter and preparation method thereof |
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| Publication Number | Publication Date |
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| CN105727738A true CN105727738A (en) | 2016-07-06 |
| CN105727738B CN105727738B (en) | 2018-01-30 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2506335Y (en) * | 2001-10-26 | 2002-08-21 | 深圳市先科环保有限公司 | Catalysing combustion oil fume purifier |
| CN101530743A (en) * | 2009-03-19 | 2009-09-16 | 吉林大学 | Oil smoke purifier applicable to downdraft kitchen ventilator and method for preparing catalyst |
| JP2009208025A (en) * | 2008-03-05 | 2009-09-17 | Univ Of Tokushima | Diesel engine exhaust gas cleaning filter |
| CN105214706A (en) * | 2015-10-28 | 2016-01-06 | 杭州正清环保科技有限公司 | A kind of catalytic ceramics sintered ring for exhaust-gas treatment and preparation method |
-
2016
- 2016-03-01 CN CN201610113956.1A patent/CN105727738B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2506335Y (en) * | 2001-10-26 | 2002-08-21 | 深圳市先科环保有限公司 | Catalysing combustion oil fume purifier |
| JP2009208025A (en) * | 2008-03-05 | 2009-09-17 | Univ Of Tokushima | Diesel engine exhaust gas cleaning filter |
| CN101530743A (en) * | 2009-03-19 | 2009-09-16 | 吉林大学 | Oil smoke purifier applicable to downdraft kitchen ventilator and method for preparing catalyst |
| CN105214706A (en) * | 2015-10-28 | 2016-01-06 | 杭州正清环保科技有限公司 | A kind of catalytic ceramics sintered ring for exhaust-gas treatment and preparation method |
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| CN105727738B (en) | 2018-01-30 |
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