CN109012161A - A kind of material for air purification and preparation method thereof - Google Patents
A kind of material for air purification and preparation method thereof Download PDFInfo
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- CN109012161A CN109012161A CN201810983722.1A CN201810983722A CN109012161A CN 109012161 A CN109012161 A CN 109012161A CN 201810983722 A CN201810983722 A CN 201810983722A CN 109012161 A CN109012161 A CN 109012161A
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- 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
- B01D53/32—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 by electrical effects other than those provided for in group B01D61/00
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- 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
- B01D53/007—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 by irradiation
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- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
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- 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
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/106—Silica or silicates
- B01D2253/11—Clays
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- B01D2255/00—Catalysts
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- B01D2255/20707—Titanium
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- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
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- B01D2255/20792—Zinc
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Abstract
The invention discloses a kind of air cleaning scavenging material preparation method, by following weight percent at being grouped as: tourmaline 40~65%, diatomite 25~40%, zinc-manganese composite nano-catalyst 10~20%.The material for air purification being prepared can not only generate the anion of higher concentration, except aldehyde performance is good, and have the function of shielding electromagnetic radiation, while low in cost, preparation process is simple, can be widely applied to the fields such as coating, rubber, fabric.
Description
Technical field
The present invention relates to a kind of material for air purification and preparation method thereof, more particularly to one kind to be used for air cleaning, simultaneously
There is the material for air purification of shielding electromagnetic radiation function again.
Background technique
With the continuous improvement of people's living standards, interior decoration has become fashion, the following room air pollution
Problem is got worse.Indoor polluted gas mainly has formaldehyde, benzene, ammonia and TVOC etc., and wherein formaldehyde is by the World Health Organization
It is determined as carcinogenic and causes deformed material.People's most of the time is all spent indoors, sucks polluted gas for a long time, inevitable
It is not conducive to good health.Medical field thinks that 80% pathogenesis of cancer is related with environment, indoor air purification concerning life safety,
Gradually cause the strong interest of people.Furthermore home electronics is more and more, while offering convenience to the mankind, also aggravates
Electromagnetic radiation pollution.If human body is influenced by electromagnetic radiation for a long time, normal metabolism will be upset, and then cause sign
Change, immunity degradation.
Room air pollution is administered at present mostly uses absorption method, mainly using active carbon, diatom ooze etc. come formaldehyde adsorption, but
It is adsorbent material limited sorption capacity, needs to regularly replace, it is inconvenient for use and cause secondary pollution.In electromagnetic pollution protection side
Face, what is mostly used at present is reflection of electromagnetic wave material, and although this method solves the protective action to certain object, but be bound to
It will cause the secondary pollution of electromagnetic wave.
Tourmaline be a kind of aluminium characterized by boracic, sodium, iron, lithium cyclic structure (polycrystal, monocrystal, fiber) silicon
Hydrochlorate mineral have the unique physical and chemical performance such as piezoelectricity and hot spot, itself can generate anion, therefore answered extensively
For air cleaning.Tourmaline can also permanently generate electrostatic field, do not stop electromagnetic wave absorption etc. and be converted into the outside spoke of far infrared
It penetrates；Tourmaline can also form anion with the water molecule reaction in air, can neutralize the cation that radiation issues, and prevent electromagnetism
The propagation of wave.Tourmaline, which is added to coating, fabric etc., to be played the role of significantly reducing electromagnetic radiation.
Other elements, such as nano-titanium dioxide are added into tourmaline, and tourmaline can be made to have more efficient air net
Change effect.In a kind of material for air purification of patent CN1255187C and preparation method thereof, material for air purification is by polarity electrical
Mountain flour body, zeolite powder and titanium dioxide package metal nano powder mix, and the air-anion concentration of generation is high, still
The preparation process that titanium dioxide wraps up metal nano powder is comparatively laborious, at high cost, and to use dispersing agent, stabilizer, NaOH,
It is dry need to handle dispersing agent and stabilizer when powder is made, secondary pollution is caused, furthermore titanium dioxide acts on
Ultraviolet light can largely be relied on, when indoor use will receive certain limitation.
Patent CN1179754C can efficiently be generated in composition tourmaline powder body of negative aeroion and preparation method thereof, be provided
A kind of composition tourmaline powder body, main component are polar mineral tourmaline, rare earth complex salt and photocatalytic semiconductor material, system
Preparation Method is simple, with the activity of rare-earth activated tourmaline, improves the concentration of anion, but since there may be micro- for rare earth element
The radioactivity of amount can cause harm to the human body.
Summary of the invention
The present invention provide it is a kind of for air cleaning while there is the scavenging material of radiation proof function, can not only generate higher
The anion of concentration, and have the function of radiation-screening, while low in cost, preparation process is simple.
To achieve the above object, the present invention uses following technical scheme.
A kind of material for air purification of the invention, main component are that tourmaline powder, diatomite and zinc-manganese composite Nano are urged
Agent, the weight percent content of each ingredient are as follows: tourmaline 40%~65%, diatomite 25%~40%, zinc-manganese composite Nano
Catalyst 10%~20%.
Preferably, the tourmaline powder in dravite, iron tourmaline, iron dravite, elbaite one
Kind is several.
A kind of method preparing above-mentioned material for air purification of the invention:
(1) tourmaline is put in ball grinder after 500~950 DEG C of constant temperature pre-process 2 hours, mechanical ball mill 3 hours, is obtained
Powder of the partial size less than 5 microns；
(2) diatomite is added a small amount of water and stirs evenly, and is slowly added to 70% sulfuric acid solution and adds after stirring 2~6 hours
Enter filtering after water dilutes, dry, calcining, obtains the diatomite of acidification；
(3) preparation of zinc-manganese composite nano-catalyst:
Weigh zinc nitrate, manganese nitrate is dissolved in deionized water, be configured to the saturated solution A of salt-mixture；
Weigh sodium hydroxide, sodium carbonate be added deionized water in, be configured to the mixed ammonium/alkali solutions B of appropriate concentration；
It is vigorously stirred down, solution A is slowly dropped into solution B, after stirring 30min, reaction solution is heated to 75 DEG C, heat preservation
3 hours, it is quickly cooled to 0 DEG C, then mixed liquor is heated to 60~100 DEG C of heat preservations and is aged 18 hours.
Obtained sediment deionized water and 95% ethyl alcohol clean to filter liquor be it is colourless, filter obtained solid
Object drying, roasts 2~6 hours at 300~800 DEG C, obtains zinc-manganese composite nano-catalyst.
(4) diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, are roasted
Obtain material for air purification.
Preferably, tourmaline heat treatment temperature is 600~850 DEG C in above-mentioned preparation method.
Preferably, the molar ratio of zinc nitrate and manganese nitrate is 0.5~1.5 in above-mentioned preparation method.
Preferably, the molar ratio of sodium hydroxide and sodium carbonate is 0.5~2 in above-mentioned preparation method.
Preferably, in above-mentioned preparation method after tourmaline, the diatomite of acidification, the mixing of zinc-manganese composite nano-catalyst
Maturing temperature is 300~600 DEG C.
In material for air purification of the invention, tourmaline is mixed by multiple element, has pyroelectricity and piezoelectricity,
Temperature and pressure can cause the potential difference between tourmaline crystal in the case where changing, so that air be made to ionize, be hit
In be electronically attached on neighbouring hydrone or oxygen molecule and it made to be converted into anion.Anion is reached by following manner
To the effect of purification air: 1. anion can adsorb the pollutant of the particulate species such as surrounding PM2.5, the particulate pollutant group being adsorbed
It is settled after poly-；2. anion can also reduce hydrocarbon in the hydrocarbons such as formaldehyde, benzene combination, free of contamination dioxy is resolved into
Change carbon and water；3. anion can destroy the structure of bacterium, viral isoreactivity pollutant, cause it to lose its activity.Studies have shown that electrical
Stone powder granule is thinner, and surface potential is higher, and mainly the influence due to ion surface effect, surface area become larger rapidly, surface
Caused by metallic atom number increases sharply.So tourmaline is milled to the particle less than 5 microns, to increase tourmaline surface electricity
Position.Tourmaline is heat-treated, the unit cell volume of tourmaline can be reduced, to enhance electric polarity, generates the dense of anion
Degree improves, and heat treatment temperature is excessively high to make tourmaline loss of polarity, and preferably heat treatment temperature is 600~800 DEG C.
Diatomite rich reserves, cheap, porosity is up to 90%, there is superpower adsorption function and ion exchangeable
Can, acidification can remove the impurity in diatomite, improve its absorption property；The strong adsorptivity of diatomite can be used for purifying sky
Benzaldehyde etc. in gas, but adsorption capacity has the upper limit after all, loses catharsis when absorption reaches saturation.Diatomite with
Tourmaline is used in combination, and the particle phase counterdiffusion between component not only increases tourmaline dispersibility, but also tourmaline can will adsorb
Organic matter on diatomite surface decomposes, and makes the holding absorption property that diatomite is permanent.
Titanium dioxide is compared, zinc oxide is less expensive as photocatalyst material price, but zinc oxide is separately as photocatalyst material
Light dissolution can occur in catalysis for unstable chemcial property when material, and the metal ion of dissolution has certain bio-toxicity, manganese
The stability that can improve catalyst is added, the formation of zinc oxide bulky grain can also be inhibited, zinc oxide is made to keep preferably catalysis
Activity.It furthermore include a large amount of aluminium salts in tourmaline, after nanoscale powder adulterates mutually, the Al of high-valence state can replace the Zn of low price
And Lacking oxygen is generated, to enhance the catalytic activity of zinc oxide.
The strong electrical field of tourmaline itself occurs photoelectric combination catalysis in conjunction with zinc-manganese composite catalyst, further increases light and urge
Change reaction efficiency, the harmful substances such as decomposing formaldehyde.
Since tourmaline itself can permanently generate electrostatic field, ceaselessly it is outside to be converted into far infrared for electromagnetic wave absorption etc.
Radiation, and can also react with the hydrone in air, anion is formed, the cation that radiation issues is neutralized, prevents electricity
The propagation of magnetic wave；Diatomite is conducive to eliminate the effect of electromagnetic radiation；Zinc-manganese composite nano-catalyst can more improve its conduction
Property, enhance electromagnetic shielding performance.
When material for air purification in the present invention is applied to fields such as coating, rubber, fabrics, anion can not only be generated
Air is purified, but also has the function of shielding electromagnetic radiation.
Specific embodiment
The present invention is described further combined with specific embodiments below.
Embodiment 1
The present embodiment provides a kind of material for air purification, are prepared by following weight percent ingredient:
Dravite 40%
Diatomite 40%
Zinc-manganese composite nano-catalyst 20%
Tourmaline is put in ball grinder after 800 DEG C of constant temperature pre-process 2 hours, mechanical ball mill 3 hours, is obtained partial size and is less than
5 microns of powder；
Diatomite is added a small amount of water and stirs evenly, and is slowly added to 70% sulfuric acid solution and water is added after stirring 2~6 hours
It is filtered after dilution, is dry, calcining, obtaining the diatomite of acidification；
Zinc nitrate, manganese nitrate are configured to a certain amount of mixing salt saturated solution A according to molar ratio 1:1；Sodium hydroxide and carbon
Sour sodium is added in deionized water according to the molar ratio 1:1 amount of weighing, and is configured to the mixing alkali soluble that sodium ion molar concentration is 1mol/L
Liquid B；It is vigorously stirred down, solution A is slowly dropped into solution B, stir 30min, reaction solution is heated to 75 DEG C, heat preservation 3 is small
When, it is quickly cooled to 0 DEG C, then mixed liquor is heated to 100 DEG C of heat preservations and is aged 18 hours.
Obtained sediment deionized water and 95% ethyl alcohol clean to filter liquor be it is colourless, filter obtained solid
Object drying, 600 DEG C roast 5 hours, obtain zinc-manganese composite nano-catalyst.
The diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, 500 DEG C of roastings
It burns 2 hours, material for air purification is made.
Embodiment 2
The present embodiment provides a kind of material for air purification, are prepared by following weight percent ingredient:
Dravite 65%
Diatomite 25%
Zinc-manganese composite nano-catalyst 10%
Tourmaline is put in ball grinder after 600 DEG C of constant temperature pre-process 2 hours, mechanical ball mill 3 hours, is obtained partial size and is less than
5 microns of powder；
Diatomite is added a small amount of water and stirs evenly, and is slowly added to 70% sulfuric acid solution and water is added after stirring 2~6 hours
It is filtered after dilution, is dry, calcining, obtaining the diatomite of acidification；
Zinc nitrate, manganese nitrate are configured to a certain amount of mixing salt saturated solution A according to molar ratio 1:1；Sodium hydroxide and carbon
Sour sodium is added in deionized water according to the molar ratio 1:1 amount of weighing, and is configured to the mixing alkali soluble that sodium ion molar concentration is 1mol/L
Liquid B；It is vigorously stirred down, solution A is slowly dropped into solution B, stir 30min, reaction solution is heated to 75 DEG C, heat preservation 3 is small
When, it is quickly cooled to 0 DEG C, then mixed liquor is heated to 100 DEG C of heat preservations and is aged 18 hours.
Obtained sediment deionized water and 95% ethyl alcohol clean to filter liquor be it is colourless, filter obtained solid
Object drying, 600 DEG C roast 5 hours, obtain zinc-manganese composite nano-catalyst.
The diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, 500 DEG C of roastings
It burns 2 hours, material for air purification is made.
Embodiment 3
The present embodiment provides a kind of material for air purification, are prepared by following weight percent ingredient:
Dravite 50%
Diatomite 30%
Zinc-manganese composite nano-catalyst 20%
Tourmaline is put in ball grinder after 700 DEG C of constant temperature pre-process 2 hours, mechanical ball mill 3 hours, is obtained partial size and is less than
5 microns of powder；
Diatomite is added a small amount of water and stirs evenly, and is slowly added to 70% sulfuric acid solution and water is added after stirring 2~6 hours
It is filtered after dilution, is dry, calcining, obtaining the diatomite of acidification；
Zinc nitrate, manganese nitrate are configured to a certain amount of mixing salt saturated solution A according to molar ratio 1:1；Sodium hydroxide and carbon
Sour sodium is added in deionized water according to the molar ratio 1:1 amount of weighing, and is configured to the mixing alkali soluble that sodium ion molar concentration is 1mol/L
Liquid B；It is vigorously stirred down, solution A is slowly dropped into solution B, stir 30min, reaction solution is heated to 75 DEG C, heat preservation 3 is small
When, it is quickly cooled to 0 DEG C, then mixed liquor is heated to 100 DEG C of heat preservations and is aged 18 hours.
Obtained sediment deionized water and 95% ethyl alcohol clean to filter liquor be it is colourless, filter obtained solid
Object drying, 600 DEG C roast 5 hours, obtain zinc-manganese composite nano-catalyst.
The diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, 500 DEG C of roastings
It burns 2 hours, material for air purification is made.
Embodiment 4
The present embodiment provides a kind of material for air purification, are prepared by following weight percent ingredient:
Dravite 50%
Diatomite 25%
Zinc-manganese composite nano-catalyst 20%
Powder of the mechanical ball mill at partial size less than 5 microns after dravite is heat-treated at 800 DEG C；
The concentrated sulfuric acid is added in diatomite after adding water and stirring uniformly, after stirring 2~6 hours, be added filtering after water dilution, it is dry,
Calcining, obtains the diatomite of acidification；
Zinc nitrate, manganese nitrate are configured to a certain amount of mixing salt solution A according to molar ratio 0.5:1；Sodium hydroxide and carbonic acid
Sodium is configured to suitable mixed ammonium/alkali solutions B according to molar ratio 1:1；It is vigorously stirred down, solution A and solution B is slowly added into Sheng
Have in the reactor of deionized water, stir 30min, is aged 18 hours in 80 DEG C.After sediment filtering, with deionized water and anhydrous
Ethyl alcohol repeatedly washs, and obtained solid drying roasts 4 hours at 500 DEG C, obtains zinc-manganese composite nano-catalyst.
The diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, 500 DEG C of roastings
It burns 2 hours, material for air purification is made.
Embodiment 5
The present embodiment provides a kind of material for air purification, are prepared by following weight percent ingredient:
Dravite 50%
Diatomite 25%
Zinc-manganese composite nano-catalyst 10%
Powder of the mechanical ball mill at partial size less than 5 microns after dravite is heat-treated at 800 DEG C；
The concentrated sulfuric acid is added in diatomite after adding water and stirring uniformly, after stirring 2~6 hours, be added filtering after water dilution, it is dry,
Calcining, obtains the diatomite of acidification；
Zinc nitrate, manganese nitrate are configured to a certain amount of mixing salt solution A according to molar ratio 1:0.5；Sodium hydroxide and carbonic acid
Sodium is configured to suitable mixed ammonium/alkali solutions B according to molar ratio 1:1；It is vigorously stirred down, solution A and solution B is slowly added into Sheng
Have in the reactor of deionized water, stir 30min, is aged 18 hours in 80 DEG C.After sediment filtering, with deionized water and anhydrous
Ethyl alcohol repeatedly washs, and obtained solid drying roasts 4 hours at 500 DEG C, obtains zinc-manganese composite nano-catalyst.
The diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, 500 DEG C of roastings
It burns 2 hours, material for air purification is made.
Embodiment 6
The present embodiment provides a kind of material for air purification, are prepared by following weight percent ingredient:
Dravite 50%
Diatomite 25%
Zinc-manganese composite nano-catalyst 10%
Powder of the mechanical ball mill at partial size less than 5 microns after dravite is heat-treated at 800 DEG C；
The concentrated sulfuric acid is added in diatomite after adding water and stirring uniformly, after stirring 2~6 hours, be added filtering after water dilution, it is dry,
Calcining, obtains the diatomite of acidification；
Zinc nitrate, manganese nitrate are configured to a certain amount of mixing salt solution A according to molar ratio 1:0.5；Sodium hydroxide and carbonic acid
Sodium is configured to suitable mixed ammonium/alkali solutions B according to molar ratio 1.5:1；It is vigorously stirred down, solution A and solution B is slowly added into
It fills in the reactor of deionized water, stirs 30min, be aged 18 hours in 80 DEG C.After sediment filtering, with deionized water and nothing
Water-ethanol repeatedly washs, and obtained solid drying roasts 4 hours at 500 DEG C, obtains zinc-manganese composite nano-catalyst.
The diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, 500 DEG C of roastings
It burns 2 hours, material for air purification is made.
Embodiment 7
The present embodiment provides a kind of material for air purification, and mechanical ball mill is at partial size after being heat-treated by dravite at 750 DEG C
Material for air purification is made in powder less than 5 microns.
Embodiment 8: effect example
The scavenging material that Examples 1 to 4 is prepared according to national standard QB-T2761-2006, " imitate by indoor air purification product
Fruit measuring method " experimental provision is built, carry out experiment test.After 24 hours, the formaldehyde in blank cabin and sample chamber is measured respectively
Concentration (milligram/cubic meter), as a result see the table below.Continue to be passed through the formaldehyde gas that concentration is 1 gram/cubic metre in experimental provision,
Concentration of formaldehyde uses same test method, measures the formaldehyde removing capacity (mM/gram) of each laboratory sample, as a result sees below
Table.
| Concentration after 24 hours | 24 hours clearance rates | Formaldehyde removing capacity | |
| Blank cabin | 4.5 | < 60% | — |
| 1 sample of embodiment | 0.01 | > 99% | 4.9 |
| 2 sample of embodiment | 0.015 | > 99% | 4.8 |
| 3 sample of embodiment | 0.012 | > 99% | 4.85 |
| 4 sample of embodiment | 0.015 | > 99% | 4.8 |
| 5 sample of embodiment | 0.008 | > 99% | 5.2 |
| 6 sample of embodiment | 0.01 | > 99% | 4.9 |
| 7 sample of embodiment | 2.5 | < 60% | 1.8 |
Claims (8)
1. a kind of material for air purification, characterized in that the material for air purification main component be tourmaline powder, diatomite and
Zinc-manganese composite nano-catalyst, the weight percent content of each ingredient are as follows: tourmaline 40%~65%, diatomite 25%~
35%, zinc-manganese composite nano-catalyst 10%~20%.
2. material for air purification according to claim 1, characterized in that the tourmaline powder is selected from dravite, iron
One or more of tourmaline, iron dravite, elbaite.
3. the preparation method of material for air purification according to claim 1, it is characterized in that the following steps are included:
(1) tourmaline is put in ball grinder after 500~950 DEG C of constant temperature pre-process 2 hours, mechanical ball mill 3 hours, obtains partial size
Powder less than 5 microns；
(2) diatomite is added a small amount of water and stirs evenly, and is slowly added to 70% sulfuric acid solution and water is added after stirring 2~6 hours
It is filtered after dilution, is dry, calcining, obtaining the diatomite of acidification；
(3) preparation of zinc-manganese composite nano-catalyst:
Weigh zinc nitrate, manganese nitrate is dissolved in deionized water, be configured to the saturated solution A of salt-mixture；
Weigh sodium hydroxide, sodium carbonate be added deionized water in, be configured to mixed ammonium/alkali solutions B；
It is vigorously stirred down, solution A is slowly dropped into solution B, after stirring 30min, reaction solution is heated to 75 DEG C, heat preservation 3 is small
When, it is quickly cooled to 0 DEG C, then mixed liquor is heated to 60~100 DEG C of heat preservations and is aged 18 hours.
Obtained sediment deionized water and 95% ethyl alcohol clean to filter liquor be it is colourless, filter obtained solids and dry
It is dry, it is roasted 2~6 hours at 300~800 DEG C, obtains zinc-manganese composite nano-catalyst.
(4) diatomite of tourmaline, acidification after grinding, zinc-manganese composite nano-catalyst are uniformly mixed, roasting is made
Obtain material for air purification.
4. the preparation method of material for air purification according to claim 3, characterized in that the tourmaline pretreatment temperature
It is 600~850 DEG C.
5. the preparation method of material for air purification according to claim 3, characterized in that the zinc nitrate, manganese nitrate
Molar ratio is 0.5~1.5.
6. the preparation method of material for air purification according to claim 3, characterized in that sodium hydroxide and sodium carbonate rub
That ratio 0.5~2.
7. the preparation method of material for air purification according to claim 3, characterized in that the tourmaline, acidification
Diatomite, zinc-manganese composite nano-catalyst mixing after maturing temperature be 300~600 DEG C.
8. the preparation method of material for air purification according to claim 3, characterized in that the mixed ammonium/alkali solutions B sodium from
Sub- concentration is 0.5~2mol/L.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110204245A (en) * | 2019-06-11 | 2019-09-06 | 东营市银丰进出口有限公司 | A kind of aldehyde-removing negative ion materials for wall |
| CN114130194A (en) * | 2021-12-13 | 2022-03-04 | 吕国杰 | Formaldehyde purifying agent and preparation process thereof |
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| CN101480499A (en) * | 2008-12-25 | 2009-07-15 | 杭州轩爱科技有限公司 | Air purification material and preparation method thereof |
| CN101947454A (en) * | 2010-09-08 | 2011-01-19 | 中南大学 | Transitional metal-doped zinc oxide mesoporous material with visible light catalytic activity and preparation method thereof |
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| CN108310969A (en) * | 2018-02-26 | 2018-07-24 | 江苏中科纳特环境科技有限公司 | A kind of outdoor air cleaning module and purification method |
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| CN101480499A (en) * | 2008-12-25 | 2009-07-15 | 杭州轩爱科技有限公司 | Air purification material and preparation method thereof |
| CN101947454A (en) * | 2010-09-08 | 2011-01-19 | 中南大学 | Transitional metal-doped zinc oxide mesoporous material with visible light catalytic activity and preparation method thereof |
| CN107754865A (en) * | 2017-11-02 | 2018-03-06 | 广州怡居节能环保科技有限公司 | A kind of negative ion type photocatalyst and preparation method thereof |
| CN108310969A (en) * | 2018-02-26 | 2018-07-24 | 江苏中科纳特环境科技有限公司 | A kind of outdoor air cleaning module and purification method |
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| CN110204245A (en) * | 2019-06-11 | 2019-09-06 | 东营市银丰进出口有限公司 | A kind of aldehyde-removing negative ion materials for wall |
| CN114130194A (en) * | 2021-12-13 | 2022-03-04 | 吕国杰 | Formaldehyde purifying agent and preparation process thereof |
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