CN108097250B - Can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, preparation method, and its application in air cleaning - Google Patents
Can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, preparation method, and its application in air cleaning Download PDFInfo
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- 230000005284 excitation Effects 0.000 title claims abstract description 34
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 15
- 238000002360 preparation method Methods 0.000 title claims description 20
- 238000004140 cleaning Methods 0.000 title claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N EtOH Substances CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000001035 drying Methods 0.000 claims abstract description 36
- 239000000243 solution Substances 0.000 claims abstract description 36
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims abstract description 27
- YHBDIEWMOMLKOO-UHFFFAOYSA-I pentachloroniobium Chemical compound Cl[Nb](Cl)(Cl)(Cl)Cl YHBDIEWMOMLKOO-UHFFFAOYSA-I 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 25
- 230000004048 modification Effects 0.000 claims abstract description 22
- 238000012986 modification Methods 0.000 claims abstract description 22
- 229910000484 niobium oxide Inorganic materials 0.000 claims abstract description 22
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000003756 stirring Methods 0.000 claims abstract description 18
- 150000001298 alcohols Chemical class 0.000 claims abstract description 9
- 239000007864 aqueous solution Substances 0.000 claims abstract description 9
- 238000001354 calcination Methods 0.000 claims abstract description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical class [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 49
- 238000010792 warming Methods 0.000 claims description 40
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 36
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 36
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 32
- 235000019441 ethanol Nutrition 0.000 claims description 30
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Substances [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 claims description 26
- 150000004703 alkoxides Chemical class 0.000 claims description 25
- 229910001923 silver oxide Inorganic materials 0.000 claims description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 24
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims description 24
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims description 17
- 230000001476 alcoholic effect Effects 0.000 claims description 17
- 229940079827 sodium hydrogen sulfite Drugs 0.000 claims description 17
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims description 17
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims description 16
- 229960002163 hydrogen peroxide Drugs 0.000 claims description 16
- 239000012948 isocyanate Substances 0.000 claims description 16
- 239000002904 solvent Substances 0.000 claims description 15
- 150000002513 isocyanates Chemical class 0.000 claims description 13
- 229910001961 silver nitrate Inorganic materials 0.000 claims description 12
- 229910052709 silver Inorganic materials 0.000 claims description 11
- 239000004332 silver Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 10
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 7
- -1 silver ions Chemical class 0.000 claims description 7
- 238000013019 agitation Methods 0.000 claims description 4
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- 238000004090 dissolution Methods 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 3
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 claims description 2
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000005416 organic matter Substances 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 39
- 206010013786 Dry skin Diseases 0.000 description 20
- 238000012545 processing Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
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Classifications
-
- B01J35/39—
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/38—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by oxidation; by combustion
-
- 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
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/66—Silver or gold
- B01J23/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/682—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium, tantalum or polonium
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/24—Nitrogen compounds
-
- B01J35/23—
-
- B01J35/27—
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/20—Organic substances
- A62D2101/28—Organic substances containing oxygen, sulfur, selenium or tellurium, i.e. chalcogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
Abstract
The present invention relates to can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, this nanometer of infrared excitation matchmaker is made of the water of 100 parts by weight and the nano modification niobium oxide of 3-20 parts by weight, nano modification niobium oxide is prepared from the following steps: at room temperature, the columbium pentachloride of 8-15 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, columbium pentachloride ethanol solution is obtained, stands 5-30 minutes；The nano phase ag_2 o of 1-5 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains the first mixed liquor；It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled in the first mixed liquor with the speed of 3-10ml/min；The n,N-Dimethylformamide of 50-100 parts by weight is added, is kept stirring the first mixed liquor 30-60 minutes, is stored at room temperature to obtain the second mixed liquor；Dried object is obtained after drying；By dried object in Muffle furnace, in 400-500 temperature lower calcination, nano modification niobium oxide is obtained.Nanometer infrared excitation matchmaker of the invention is capable of handling the volatile organic matter inside plate.
Description
Technical field
The present invention relates to can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, further relate to can efficient absorption it is red
The preparation method of the Thief zone nanometer infrared excitation matchmaker of outer shortwave, further relate to can the infrared shortwave of efficient absorption Thief zone nanometer it is red
Application of the outer excitation matchmaker in air cleaning.
Background technique
In recent years, with the improvement of people's living standards, requirement of the people to interior decoration standard is also higher and higher, household
Decoration modernizes increasingly, but room air chemical contamination problem is following due to material and caused by fitting up.These
Chemicals have seriously affected resident's health, have caused the great attention of countries in the world and domestic relevant department.In numerous dirts
In dye source, the volatile organic matters such as formaldehyde have been classified as No.1 pollutant to measure big, strong toxicity, absorb that strong, range is wide.
The main path for causing Formaldehyde Pollution of Indoor Air is a large amount of ornament materials and furniture etc. that household uses, mainly includes room
The artificial boards such as interior trim glued board, core-board, particieboard.As produce adhesive used in decorative panel at present mostly with
Based on Lauxite, therefore remaining formaldehyde components can gradually be discharged into air in plate, become formaldehyde gas in indoor gas
The main source of body pollution, and the formaldehyde gas released also can gradually in wall, floor, even gather in toy for children, it is right
Human body especially teenager causes larger harm.In addition, other kinds ornament materials for example wall paper, wallpaper, chemical fibre carpet, paint and
Coating etc. is also containing formaldehyde components to cause indoor formaldehyde gas content to increase.And artificial floor, furniture have such as used and have not conformed to
The plate or adhesives of lattice have used glue inferior that can also generate a large amount of formaldehyde emissions.
It is above-mentioned analysis shows: the pollution of formaldehyde indoors has the characteristics that multipath, concealment, characteristic of concentration.It distributes way
Diameter includes building materials, ornament materials and articles for daily use etc., is not easy to be therefore easily perceived by humans simultaneously because the slow release characteristic of formaldehyde is past,
And itself will not be decomposed quickly, the extent of injury that this allows for formaldehyde is even more serious compared with other polluters.
Summary of the invention
In order to solve the above-mentioned technical problem, one aspect of the present invention provide can the infrared shortwave of efficient absorption Thief zone nanometer
Infrared excitation matchmaker, the nanometer infrared excitation matchmaker are made of the water of 100 parts by weight and the nano modification niobium oxide of 3-20 parts by weight,
Nano modification niobium oxide is prepared from the following steps:
At room temperature, the columbium pentachloride of 8-15 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, obtains columbium pentachloride second
Alcoholic solution stands 5-30 minutes；
The nano phase ag_2 o of 1-5 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains the first mixing
Liquid；
It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled first with the speed of 3-10ml/min and are mixed
It closes in liquid；
The n,N-Dimethylformamide of 50-100 parts by weight is added, is kept stirring the first mixed liquor 30-60 minutes, room temperature is quiet
It sets to obtain the second mixed liquor；
After being soaked in water 6-24 hours under the second mixed liquor and 30-45 degrees Celsius, it is warming up to 40-80 degrees Celsius of drying
After 12-48 hours, 120-160 degrees Celsius of drying is warming up to constant weight, obtains dried object；
By dried object in Muffle furnace, in 400-500 temperature lower calcination, nano modification niobium oxide is obtained.
The mass ratio of ethyl alcohol and water in the ethanol water is 1:1-3.
The nano phase ag_2 o is modified Nano silver oxide, the preparation method of the nano phase ag_2 o the following steps are included:
It weighs silver nitrate dissolution in deionized water, ultrasonic disperse simultaneously magnetic agitation 30-60 minutes, it is molten to obtain silver nitrate
Liquid；Then sodium hydroxide solution is slowly dropped in silver nitrate solution obtained, precipitates the dripping quantity of sodium hydroxide enough
All silver ions in solution, and the final pH of solution is 14；Precipitating is collected, and is washed with water, is then set under 50-70 degrees Celsius
It is 12-18 hours dry, nano oxidized silver powder；
Nano phase ag_2 o is handled 10-24 hours at normal temperature using hydrogenperoxide steam generator, it is dry under 50-70 degrees Celsius
It after 1-3 hours, disperses obtained nano phase ag_2 o in the hexamethylene of 20 times of quality, is added and the quality such as nano phase ag_2 o
Alcoholic solvent reacts 12-36 hours under 60-80 degrees Celsius, after 100 degrees Celsius 1-3 hours dry, continues under nitrogen atmosphere
150 degrees Celsius 5-10 hours dry, the nano oxidized silver powder of alkoxide；
The nano oxidized silver powder of alkoxide is scattered in the hexamethylene of 20 times of quality, is added and nano phase ag_2 o quality 1-
10% sodium hydrogensulfite blocked isocyanate is warming up to 40-45 degrees Celsius after dry 12-48 hours, it is Celsius to be warming up to 50-70
It spends and is kept for 3-10 hours, be warming up to 100-160 degrees Celsius of drying to constant weight, obtain modified Nano silver oxide.
The alcoholic solvent is the mixture of methanol and glycerol, and the mass ratio of the methanol and glycerol is 1:0.2-1.
The sodium hydrogensulfite blocked isocyanate is that sodium hydrogensulfite closes aliphatic isocyanates.
The sodium hydrogensulfite blocked isocyanate is that sodium hydrogensulfite closes isocyanic acid hexamethylene.
Further aspect of the present invention further relate to can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker preparation
Method, the preparation method of the nanometer infrared excitation matchmaker the following steps are included:
At room temperature, the columbium pentachloride of 8-15 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, obtains columbium pentachloride second
Alcoholic solution stands 5-30 minutes；
The nano phase ag_2 o of 1-5 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains the first mixing
Liquid；
It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled first with the speed of 3-10ml/min and are mixed
It closes in liquid；
The n,N-Dimethylformamide of 50-100 parts by weight is added, is kept stirring the first mixed liquor 30-60 minutes, room temperature is quiet
It sets to obtain the second mixed liquor；
After being soaked in water 6-24 hours under the second mixed liquor and 30-45 degrees Celsius, it is warming up to 40-80 degrees Celsius of drying
After 12-48 hours, 120-160 degrees Celsius of drying is warming up to constant weight, obtains dried object；
By dried object in Muffle furnace, in 400-500 temperature lower calcination, nano modification niobium oxide is obtained.
The nano modification niobium oxide of 3-20 parts by weight is well-dispersed in the water of 100 parts by weight and obtains a nanometer infrared excitation
Matchmaker.
The present invention also provides it is above-mentioned can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker it is net in air
Application in change.
By the way that nano oxidized niobium is prepared in nano phase ag_2 o introducing niobium oxide, be prepared efficiently to inhale the present invention
Receive infrared shortwave.By sodium hydrogensulfite blocked isocyanate, element sulphur and nitrogen are introduced in silver oxide nanoparticle surface
Element, so that reduction reaction is less likely to occur nano phase ag_2 o, chemical property is become more stable.
The partial size for the infrared excitation matchmaker that the present invention is prepared is 5-30 nanometers, has fabulous permeability, can permeate
Enter inside wooden boards, heat, and the volatile organic matter inside catalysis oxidation plate are absorbed under the action of infrared light.
The above-mentioned of the application and other features, aspects and advantages are more readily understood with reference to following detailed description.
Specific embodiment
Hereinafter, the present invention is explained in more detail by embodiment, it should be appreciated that these embodiments are only
Illustrate and not restrictive.If raw materials used to be all commercially available without other explanations.
Referring to several example the present invention is described in detail.
Nano phase ag_2 o
It weighs silver nitrate dissolution in deionized water, ultrasonic disperse simultaneously magnetic agitation 60 minutes, obtains silver nitrate solution；So
Sodium hydroxide solution is slowly dropped in silver nitrate solution obtained afterwards, is made in the enough precipitation solutions of the dripping quantity of sodium hydroxide
All silver ions, and the final pH of solution is 14；Precipitating is collected, and is washed with water, it is small then to set drying 12 under 60 degrees Celsius
When, nano oxidized silver powder.
Modified Nano silver oxide
Hydrogen peroxide treatment: nano phase ag_2 o is handled 12 hours at normal temperature using hydrogenperoxide steam generator,
Alkoxide processing: after drying 2 hours at 60 c, 20 times of quality are dispersed by obtained nano phase ag_2 o
In hexamethylene, the alcoholic solvent with quality such as nano phase ag_2 os is added, is reacted 24 hours under 70 degrees Celsius, 100 degrees Celsius of dryings
After 1-3 hours, continue 150 degrees Celsius of 5-10 hours dry, nano oxidized silver powders of alkoxide under nitrogen atmosphere；Alcoholic solvent is
The mass ratio 1:0.5 of methanol and glycerol, methanol and glycerol.
Blocked isocyanate processing: the nano oxidized silver powder of alkoxide is scattered in the hexamethylene of 20 times of quality, be added with
The sodium hydrogensulfite closing HDI of nano phase ag_2 o quality 5% is warming up to 60 degrees Celsius after being warming up to 40 degrees Celsius of dryings 24 hours
And kept for 5 hours, 150 degrees Celsius of dryings are warming up to constant weight, obtain modified Nano silver oxide.
Embodiment 1
The preparation of nanometer infrared excitation matchmaker:
At room temperature, the columbium pentachloride of 12 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, obtains columbium pentachloride ethyl alcohol
Solution stands 30 minutes；The modified Nano silver oxide of 3 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains
First mixed liquor；It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled first with the speed of 3ml/min and are mixed
It closes in liquid；The n,N-Dimethylformamide of 100 parts by weight is added, is kept stirring the first mixed liquor 30 minutes, is stored at room temperature to obtain
Second mixed liquor；After being soaked in water 24 hours under the second mixed liquor and 45 degrees Celsius, it is small to be warming up to 60 degrees Celsius of dry 12-48
Shi Hou is warming up to 150 degrees Celsius of dryings to constant weight, obtains dried object；By dried object in Muffle furnace, in 450 temperature lower calcinations,
Obtain nano modification niobium oxide.The nano modification niobium oxide of 10 parts by weight is well-dispersed in the water of 100 parts by weight and is received
Rice infrared excitation matchmaker.
Embodiment 2
The preparation of nanometer infrared excitation matchmaker:
At room temperature, the columbium pentachloride of 12 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, obtains columbium pentachloride ethyl alcohol
Solution stands 30 minutes；The modified Nano silver oxide of 2 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains
First mixed liquor；It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled first with the speed of 3ml/min and are mixed
It closes in liquid；The n,N-Dimethylformamide of 100 parts by weight is added, is kept stirring the first mixed liquor 30 minutes, is stored at room temperature to obtain
Second mixed liquor；After being soaked in water 24 hours under the second mixed liquor and 45 degrees Celsius, it is small to be warming up to 60 degrees Celsius of dry 12-48
Shi Hou is warming up to 150 degrees Celsius of dryings to constant weight, obtains dried object；By dried object in Muffle furnace, in 450 temperature lower calcinations,
Obtain nano modification niobium oxide.The nano modification niobium oxide of 10 parts by weight is well-dispersed in the water of 100 parts by weight and is received
Rice infrared excitation matchmaker.
Embodiment 3
The preparation of nanometer infrared excitation matchmaker:
At room temperature, the columbium pentachloride of 10 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, obtains columbium pentachloride ethyl alcohol
Solution stands 30 minutes；The modified Nano silver oxide of 5 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains
First mixed liquor；It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled first with the speed of 3ml/min and are mixed
It closes in liquid；The n,N-Dimethylformamide of 100 parts by weight is added, is kept stirring the first mixed liquor 30 minutes, is stored at room temperature to obtain
Second mixed liquor；After being soaked in water 24 hours under the second mixed liquor and 45 degrees Celsius, it is small to be warming up to 60 degrees Celsius of dry 12-48
Shi Hou is warming up to 150 degrees Celsius of dryings to constant weight, obtains dried object；By dried object in Muffle furnace, in 450 temperature lower calcinations,
Obtain nano modification niobium oxide.The nano modification niobium oxide of 10 parts by weight is well-dispersed in the water of 100 parts by weight and is received
Rice infrared excitation matchmaker.
Embodiment 4
The preparation of nanometer infrared excitation matchmaker:
At room temperature, the columbium pentachloride of 12 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, obtains columbium pentachloride ethyl alcohol
Solution stands 30 minutes；The nano phase ag_2 o of the aforementioned preparation of 3 parts by weight is added to columbium pentachloride ethanol solution, mixing is equal
It is even, obtain the first mixed liquor；It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled with the speed of 3ml/min
In first mixed liquor；The n,N-Dimethylformamide of 100 parts by weight is added, is kept stirring the first mixed liquor 30 minutes, room temperature is quiet
It sets to obtain the second mixed liquor；After being soaked in water 24 hours under the second mixed liquor and 45 degrees Celsius, it is warming up to 60 degrees Celsius of dryings
After 12-48 hours, 150 degrees Celsius of dryings are warming up to constant weight, obtain dried object；By dried object in Muffle furnace, in 450 temperature
Lower calcining, obtains nano modification niobium oxide.The nano modification niobium oxide of 10 parts by weight is well-dispersed in the water of 100 parts by weight
Obtain a nanometer infrared excitation matchmaker.
Comparative example 1
It is same as Example 1, it is added without modified Nano silver oxide.
Comparative example 2
It is same as Example 1, the difference is that not using hydrogen peroxide oxidation in modified Nano silver oxide preparation method
Processing.Method particularly includes:
Hydrogen peroxide treatment: nano phase ag_2 o is handled 12 hours at normal temperature using hydrogenperoxide steam generator,
Alkoxide processing: after drying 2 hours at 60 c, 20 times of quality are dispersed by obtained nano phase ag_2 o
In hexamethylene, the alcoholic solvent with quality such as nano phase ag_2 os is added, is reacted 24 hours under 70 degrees Celsius, 100 degrees Celsius of dryings
After 1-3 hours, continue 150 degrees Celsius of 5-10 hours dry, nano oxidized silver powders of alkoxide under nitrogen atmosphere；Alcoholic solvent is
The mass ratio 1:0.5 of methanol and glycerol, methanol and glycerol.
Blocked isocyanate processing: the nano oxidized silver powder of alkoxide is scattered in the hexamethylene of 20 times of quality, be added with
The sodium hydrogensulfite closing HDI of nano phase ag_2 o quality 5% is warming up to 60 degrees Celsius after being warming up to 40 degrees Celsius of dryings 24 hours
And kept for 5 hours, 150 degrees Celsius of dryings are warming up to constant weight, obtain modified Nano silver oxide.
Comparative example 3
It is same as Example 1, the difference is that nano phase ag_2 o does not use alkane in modified Nano silver oxide preparation method
Oxidation processes.Method particularly includes:
Hydrogen peroxide treatment: nano phase ag_2 o is handled 12 hours at normal temperature using hydrogenperoxide steam generator,
Blocked isocyanate processing: treated, and nano oxidized silver powder is scattered in the hexamethylene of 20 times of quality, is added
It is Celsius to be warming up to 60 after being warming up to 40 degrees Celsius of dryings 24 hours with the sodium hydrogensulfite closing HDI of nano phase ag_2 o quality 5%
It spends and is kept for 5 hours, be warming up to 150 degrees Celsius of dryings to constant weight, obtain modified Nano silver oxide.
Comparative example 4
It is same as Example 1, the difference is that nano phase ag_2 o does not use envelope in modified Nano silver oxide preparation method
Close isocyanates processing.Modified Nano silver oxide is replaced using alkoxide nano phase ag_2 o, method particularly includes:
Hydrogen peroxide treatment: nano phase ag_2 o is handled 12 hours at normal temperature using hydrogenperoxide steam generator,
Alkoxide processing: after drying 2 hours at 60 c, 20 times of quality are dispersed by obtained nano phase ag_2 o
In hexamethylene, the alcoholic solvent with quality such as nano phase ag_2 os is added, is reacted 24 hours under 70 degrees Celsius, 100 degrees Celsius of dryings
After 1-3 hours, continue 150 degrees Celsius of 5-10 hours dry, nano oxidized silver powders of alkoxide under nitrogen atmosphere；Alcoholic solvent is
The mass ratio 1:0.5 of methanol and glycerol, methanol and glycerol.
Comparative example 5
It is same as Example 1, the difference is that in modified Nano silver oxide preparation method nano phase ag_2 o alkoxide
Processing uses the methanol of the quality such as nano phase ag_2 o.Method particularly includes:
Hydrogen peroxide treatment: nano phase ag_2 o is handled 12 hours at normal temperature using hydrogenperoxide steam generator,
Alkoxide processing: after drying 2 hours at 60 c, 20 times of quality are dispersed by obtained nano phase ag_2 o
In hexamethylene, the alcoholic solvent with quality such as nano phase ag_2 os is added, is reacted 24 hours under 70 degrees Celsius, 100 degrees Celsius of dryings
After 1-3 hours, continue 150 degrees Celsius of 5-10 hours dry, nano oxidized silver powders of alkoxide under nitrogen atmosphere；Alcoholic solvent is
Methanol.
Blocked isocyanate processing: the nano oxidized silver powder of alkoxide is scattered in the hexamethylene of 20 times of quality, be added with
The sodium hydrogensulfite closing HDI of nano phase ag_2 o quality 5% is warming up to 60 degrees Celsius after being warming up to 40 degrees Celsius of dryings 24 hours
And kept for 5 hours, 150 degrees Celsius of dryings are warming up to constant weight, obtain modified Nano silver oxide.
Comparative example 6
It is same as Example 1, the difference is that in modified Nano silver oxide preparation method nano phase ag_2 o alkoxide
Processing uses the glycerol of the quality such as nano phase ag_2 o.Method particularly includes:
Hydrogen peroxide treatment: nano phase ag_2 o is handled 12 hours at normal temperature using hydrogenperoxide steam generator,
Alkoxide processing: after drying 2 hours at 60 c, 20 times of quality are dispersed by obtained nano phase ag_2 o
In hexamethylene, the alcoholic solvent with quality such as nano phase ag_2 os is added, is reacted 24 hours under 70 degrees Celsius, 100 degrees Celsius of dryings
After 1-3 hours, continue 150 degrees Celsius of 5-10 hours dry, nano oxidized silver powders of alkoxide under nitrogen atmosphere；Alcoholic solvent is
Glycerol.
Blocked isocyanate processing: the nano oxidized silver powder of alkoxide is scattered in the hexamethylene of 20 times of quality, be added with
The sodium hydrogensulfite closing HDI of nano phase ag_2 o quality 5% is warming up to 60 degrees Celsius after being warming up to 40 degrees Celsius of dryings 24 hours
And kept for 5 hours, 150 degrees Celsius of dryings are warming up to constant weight, obtain modified Nano silver oxide.
Comparative example 7
It is same as Example 4, it is used to test after the infrared excitation matchmaker being prepared is stored 30 days.
Evaluation method:
Commercially available E1 grades of core-board is selected, 180 square centimeters of bulk is divided into.Bulk after 5 pieces of segmentations is thin
Woodwork plate is soaked in infrared excitation matchmaker's solution of the invention after 5 minutes, is taken out, and is stood to blocky core-board dry tack free
Afterwards.Using infrared light irradiation 10 minutes.The core-board that obtains that treated, is detected thin according to the relevant standard desiccator method of country
The content of formaldehyde (mg/L) of woodwork plate, is averaged.
As can be seen that the content of formaldehyde in plate can be effectively reduced using infrared excitation matchmaker of the invention.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.It is all
The equivalent changes and modifications that content is done according to the present invention are encompassed by the scope of the patents of the invention.
Claims (6)
1. can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, which is characterized in that the nanometer infrared excitation matchmaker
It is made of the water of 100 parts by weight and the nano modification niobium oxide of 3-20 parts by weight, nano modification niobium oxide is prepared by the following steps
It forms:
At room temperature, the columbium pentachloride of 8-15 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, it is molten obtains columbium pentachloride ethyl alcohol
Liquid stands 5-30 minutes；
The nano phase ag_2 o of 1-5 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains the first mixed liquor；
It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled into the first mixed liquor with the speed of 3-10ml/min
In；
The n,N-Dimethylformamide of 50-100 parts by weight is added, is kept stirring the first mixed liquor 30-60 minutes, is stored at room temperature
To the second mixed liquor；
After being soaked in water 6-24 hours under the second mixed liquor and 30-45 degrees Celsius, it is warming up to 40-80 degrees Celsius of dry 12-48
After hour, 120-160 degrees Celsius of drying is warming up to constant weight, obtains dried object；
By dried object in Muffle furnace, in 400-500 temperature lower calcination, nano modification niobium oxide is obtained；
The mass ratio of ethyl alcohol and water in the ethanol water is 1:(1-3)；
The nano phase ag_2 o is modified Nano silver oxide, the preparation method of the modified Nano silver oxide the following steps are included:
It weighs silver nitrate dissolution in deionized water, ultrasonic disperse simultaneously magnetic agitation 30-60 minutes, obtains silver nitrate solution；So
Sodium hydroxide solution is slowly dropped in silver nitrate solution obtained afterwards, is made in the enough precipitation solutions of the dripping quantity of sodium hydroxide
All silver ions, and the final pH of solution is 14；Precipitating is collected, and is washed with water, is then set dry under 50-70 degrees Celsius
12-18 hours, obtain nano oxidized silver powder；
Nano oxidized silver powder is handled 10-24 hours at normal temperature using hydrogenperoxide steam generator, it is dry under 50-70 degrees Celsius
It after 1-3 hours, is scattered in the hexamethylene of 20 times of quality, the alcoholic solvent with quality such as nano oxidized silver powders is added, in 60-80
It is reacted 12-36 hours under degree Celsius, after 100 degrees Celsius 1-3 hours dry, continues 150 degrees Celsius of dry 5- under nitrogen atmosphere
10 hours, obtain the nano oxidized silver powder of alkoxide；
It disperses the nano oxidized silver powder of alkoxide in the hexamethylene of 20 times of quality, is added and the nano oxidized silver powder of alkoxide
The sodium hydrogensulfite blocked isocyanate of quality 1-10% is warming up to 40-45 degrees Celsius after dry 12-48 hours, is warming up to 50-
It 70 degrees Celsius and is kept for 3-10 hours, is warming up to 100-160 degrees Celsius of drying to constant weight, obtains modified Nano silver oxide.
2. it is according to claim 1 can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, which is characterized in that
The alcoholic solvent is the mixture of methanol and glycerol, and the mass ratio of the methanol and glycerol is 1:(0.2-1).
3. it is according to claim 1 can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, which is characterized in that
The sodium hydrogensulfite blocked isocyanate is that sodium hydrogensulfite closes aliphatic isocyanates.
4. it is according to claim 1 can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker, which is characterized in that
The sodium hydrogensulfite blocked isocyanate is that sodium hydrogensulfite closes isocyanic acid hexamethylene.
5. can the infrared shortwave of efficient absorption Thief zone nanometer infrared excitation matchmaker preparation method, which is characterized in that the nanometer
The preparation method of infrared excitation matchmaker the following steps are included:
At room temperature, the columbium pentachloride of 8-15 parts by weight is dissolved in 100 parts by weight dehydrated alcohols, it is molten obtains columbium pentachloride ethyl alcohol
Liquid stands 5-30 minutes；
The nano phase ag_2 o of 1-5 parts by weight is added to columbium pentachloride ethanol solution, is uniformly mixed, obtains the first mixed liquor；
It is kept stirring the first mixed liquor, 100 parts by weight of ethanol aqueous solutions are instilled into the first mixed liquor with the speed of 3-10ml/min
In；
The n,N-Dimethylformamide of 50-100 parts by weight is added, is kept stirring the first mixed liquor 30-60 minutes, is stored at room temperature
To the second mixed liquor；
After being soaked in water 6-24 hours under the second mixed liquor and 30-45 degrees Celsius, it is warming up to 40-80 degrees Celsius of dry 12-48
After hour, 120-160 degrees Celsius of drying is warming up to constant weight, obtains dried object；
By dried object in Muffle furnace, in 400-500 temperature lower calcination, nano modification niobium oxide is obtained；
The nano modification niobium oxide of 3-20 parts by weight is well-dispersed in the water of 100 parts by weight and obtains a nanometer infrared excitation matchmaker；
The nano phase ag_2 o is modified Nano silver oxide, the preparation method of the modified Nano silver oxide the following steps are included:
It weighs silver nitrate dissolution in deionized water, ultrasonic disperse simultaneously magnetic agitation 30-60 minutes, obtains silver nitrate solution；So
Sodium hydroxide solution is slowly dropped in silver nitrate solution obtained afterwards, is made in the enough precipitation solutions of the dripping quantity of sodium hydroxide
All silver ions, and the final pH of solution is 14；Precipitating is collected, and is washed with water, is then set dry under 50-70 degrees Celsius
12-18 hours, obtain nano oxidized silver powder；
Nano oxidized silver powder is handled 10-24 hours at normal temperature using hydrogenperoxide steam generator, it is dry under 50-70 degrees Celsius
It after 1-3 hours, is scattered in the hexamethylene of 20 times of quality, the alcoholic solvent with quality such as nano oxidized silver powders is added, in 60-80
It is reacted 12-36 hours under degree Celsius, after 100 degrees Celsius 1-3 hours dry, continues 150 degrees Celsius of dry 5- under nitrogen atmosphere
10 hours, obtain the nano oxidized silver powder of alkoxide；
It disperses the nano oxidized silver powder of alkoxide in the hexamethylene of 20 times of quality, is added and the nano oxidized silver powder of alkoxide
The sodium hydrogensulfite blocked isocyanate of quality 1-10% is warming up to 40-45 degrees Celsius after dry 12-48 hours, is warming up to 50-
It 70 degrees Celsius and is kept for 3-10 hours, is warming up to 100-160 degrees Celsius of drying to constant weight, obtains modified Nano silver oxide.
6. described in any one of claim 1-4 claim can the infrared shortwave of efficient absorption Thief zone nanometer it is infrared swash
Send out application of the matchmaker in air cleaning.
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Citations (4)
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|---|---|---|---|---|
| CN102513135A (en) * | 2011-12-30 | 2012-06-27 | 温州大学 | BiOI (bismuth oxyiodide)/AgX (silver halide) visible light response photocatalyst, preparation methods for same and application thereof |
| CN105381813A (en) * | 2015-12-09 | 2016-03-09 | 郑州轻工业学院 | Preparation method of carbon and nitrogen doped niobium (V) pentoxide nano sheet and application of nano sheet as photocatalyst |
| CN106964370A (en) * | 2017-03-21 | 2017-07-21 | 山东科技大学 | One kind oxidation silver nano-grain/ultrasonic near infrared light catalyst of molybdenum sulfide nanometer sheet heterojunction structure and preparation method |
| CN107278220A (en) * | 2015-02-26 | 2017-10-20 | 乐金华奥斯有限公司 | The photocatalyst coated composition of visible light activity and air cleaning filter |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102513135A (en) * | 2011-12-30 | 2012-06-27 | 温州大学 | BiOI (bismuth oxyiodide)/AgX (silver halide) visible light response photocatalyst, preparation methods for same and application thereof |
| CN107278220A (en) * | 2015-02-26 | 2017-10-20 | 乐金华奥斯有限公司 | The photocatalyst coated composition of visible light activity and air cleaning filter |
| CN105381813A (en) * | 2015-12-09 | 2016-03-09 | 郑州轻工业学院 | Preparation method of carbon and nitrogen doped niobium (V) pentoxide nano sheet and application of nano sheet as photocatalyst |
| CN106964370A (en) * | 2017-03-21 | 2017-07-21 | 山东科技大学 | One kind oxidation silver nano-grain/ultrasonic near infrared light catalyst of molybdenum sulfide nanometer sheet heterojunction structure and preparation method |
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Denomination of invention: Fertilizer-Enfei and preparation thereof Effective date of registration: 20200603 Granted publication date: 20191119 Pledgee: Hangzhou joint rural commercial bank Limited by Share Ltd. three pier sub branch Pledgor: ZHEJIANG YUWEN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2020330000301 |
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