CN105688646B - A kind of air purification remover - Google Patents
A kind of air purification remover Download PDFInfo
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- CN105688646B CN105688646B CN201610077963.0A CN201610077963A CN105688646B CN 105688646 B CN105688646 B CN 105688646B CN 201610077963 A CN201610077963 A CN 201610077963A CN 105688646 B CN105688646 B CN 105688646B
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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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
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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
- B01D53/02—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
- B01D53/04—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 with stationary adsorbents
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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
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
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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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
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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
- B01D53/46—Removing components of defined structure
- B01D53/72—Organic compounds not provided for in groups B01D53/48 - B01D53/70, e.g. hydrocarbons
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
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- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/264—Synthetic macromolecular compounds derived from different types of monomers, e.g. linear or branched copolymers, block copolymers, graft copolymers
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
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Abstract
The present invention relates to a kind of air purification removers, belong to technical field of air purification processing.In order to solve the problems, such as that existing purification efficiency is slow, a kind of air purification remover is provided, which includes the ingredient of following parts by weight：Perchlorate：6.0%~10%；Buffer：2.0%~4.0%；Propandiols material：20%~40%；Water-absorbing resin：10%~20%, remaining ingredient is water.This air purification remover can effectively remove the effect of the pernicious gases such as formaldehyde in air, benzene and ammonia and the advantage that removal efficiency is fast.
Description
Technical field
The present invention relates to a kind of air purification removers, belong to technical field of air purification processing.
Background technology
Due to interior decoration, room air is made to be contaminated, and can be caused according to associated specialist introduction, construction and decoration and furniture
Indoor environmental pollution, outstanding behaviours is in pollutions such as formaldehyde, TVOC, benzene homologues.Many families will produce when being fitted up
Toxic gas such as formaldehyde, benzene etc., it is very big to the injury of human body if excessive concentration indoors, and pregnant woman, children, the elderly
Belong to the crowd for being most susceptible to injury, especially pregnant woman again, lives in for a long time in contaminated environment, it is easy to lead to fetus
Deformity.As it can be seen that the air pollution situation after interior decoration is quite severe.In addition, automobile is brought to the production of people with life
Convenient and enjoyment, but in-vehicle air pollution is also a stealthy Health Killer.A variety of volatility can be detected in new car
Organic matter, it is mostly harmful, wherein prodigious to human toxicity have formaldehyde, benzene,toluene,xylene etc..As China is complete
The sharp increase of year sale of automobile amount, what is brought is not only tail gas pollution, more there is serious in-vehicle air pollution problem.
Therefore, it is indoor, interior purifier technology that research, which can remove indoor or in-vehicle exposure object material characteristic,
One of key problem.Traditional absorption method is to utilize the adsorption chambers such as some substances such as activated carbon, activated carbon fibre for having adsorption capacity
Formaldehyde, ammonia, benzene, toluene and other harmful components in interior, in-vehicle air and achieve the purpose that eliminate harmful pollution.However activated carbon
Absorption is based on physical absorption, the problem of poor selectivity and processing time length；If handled not in time, the raising of random temperature
Or prolonged storage, the pernicious gases such as formaldehyde can release again again, pollute environment.
Invention content
The present invention is directed to the above defect existing in the prior art, provides a kind of air purification remover, solves the problems, such as
It is the effect for how fast implementing purification and effectively removing pernicious gas.
The purpose of the present invention is what is be achieved by the following technical programs, a kind of air purification remover, the remover
Include the ingredient of following parts by weight：
Perchlorate：6.0%~10%；Buffer：2.0%~4.0%；Propandiols material：20%~40%；Water suction
Resin：10%~20%, remaining ingredient is water.
Other ingredients can be effectively adsorbed onto wherein, shape by air purification remover of the present invention by the way that water-absorbing resin is added
At the solid articles similar to colloidal state.The water-absorbing resin and propandiols material of addition, can be in adsorption chamber or the air such as car
In the gases such as pernicious gas formaldehyde, benzene, ammonia and TVOC；Meanwhile in conjunction with perchlorate, under conditions of room temperature, it will be able to make
The Formaldehyde decomposition of absorption is at carbon dioxide and water, and propandiols material had not only had hydrophilicity, but also has oleophylic performance.Cause
This, can capture the pernicious gases such as oiliness such as benzene together with water.Buffer, which can adsorb ammonia, to be made to form ammonium salt, is reached and is effectively gone
The effect removed, to make effectively to remove the work of pernicious gas formaldehyde, toluene, benzene or ammonia in indoor or in-vehicle air on the whole
With, and removal efficiency is fast.Compared to physical adsorption ways such as activated carbons, remover of the invention can make physical absorption and chemistry
Collective effect is adsorbed, purification 24 hours is placed under room temperature, substantially can be realized as substantially completely removing, realize removal
Effect.
In above-mentioned air purification remover, preferably, the water-absorbing resin is mainly by acrylic acid, acrylamide, third
Olefin(e) acid sodium, maleic acid, sodium maleate, styrene and dimethylamino ethyl acrylate copolymers form.It is total by using these monomers
Combinate form at copolymer can more effectively adsorb the material in pernicious gas and remover.Specifically, third in water-absorbing resin
Olefin(e) acid, acrylamide, sodium acrylate, maleic acid and sodium maleate can effectively absorb water isopolarity solvent, and styrene and two
Methylamino methyl acrylate mainly absorbs the substances such as formaldehyde, benzene.Meanwhile becoming a kind of high molecular material after the polymerization of these ingredients,
The three-D space structure of holey can be formed, the active ingredient lockked in base fluid can either be absorbed；Again can formaldehyde adsorption,
The pernicious gases such as ammonia, benzene and TVOC.The gases such as benzene can be effectively lockked with water collective effect, achieve the purpose that effectively remove；
It can make the gases such as formaldehyde, the ammonia of absorption in water-absorbing resin by fully and the effect effectively decomposed again.As further excellent
Choosing, the acrylic acid：Acrylamide：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The matter of dimethylamino ethyl acrylate
Amount is than being 3~6：3~6：2~5：4~6：2~5：1~4：1~1.5.
In above-mentioned air purification remover, preferably, the perchlorate is selected from sodium perchlorate and/or perchloric acid
Potassium.Can more effective decomposing formaldehyde, so that it is decomposed into carbon dioxide and water, to have the function that purification.As further
It is preferred, the perchlorate is the mixture of sodium perchlorate and potassium hyperchlorate, and the mass ratio of sodium perchlorate and potassium hyperchlorate
It is 3~5：3~5.
In above-mentioned air purification remover, preferably, the propandiols material is selected from tripropylene glycol and/or poly- third
Glycol.Dissolving formaldehyde, the pernicious gases such as ammonia can be absorbed, and propandiols material is not only hydrophilic but also oleophylic, to make harmful gas
Body is more effectively adsorbed in water-absorbing resin, with water collective effect, can more effectively be lockked the pernicious gas of absorption, is conducive to
Decompose the effect with effective Adsorption.
In above-mentioned air purification remover, preferably, the buffer is selected from phosphoric acid class buffer, sulfuric acid buffers
One or more of agent and tartaric acids buffer.Purpose is to make to be conducive to for more effective absorbing ammonia and formaldehyde gas
Dissolving；Meanwhile also helping the sour gas absorbed in air.As a further preference, the phosphoric acid class buffer is selected from
One or more of potassium hydrogen phosphate, dibastic sodium phosphate, potassium dihydrogen phosphate and potassium dihydrogen phosphate；The sulfuric acid buffer is selected from sulphur
One or more of sour sodium, potassium sulfate, potassium acid sulfate and niter cake；The tartaric acids buffer is selected from hydrogen tartrate
One or more of sodium, potassium hydrogen tartrate, sodium tartrate and potassium tartrate.Phosphoric acid class buffer can make formaldehyde preferably molten
Solution absorbs sour gas；And sulfuric acid buffer and tartaric acids buffer is added, in order to which absorbing ammonia makes to be conducive to
Ammonium salt is formed, achievees the effect that remove ammonia in air.
In above-mentioned air purification remover, preferably, the water-absorbing resin is spherical water absorption resin.Using spherical suction
Water-resin, the advantage with large specific surface area, makes the adsorption capacity for having larger, is conducive to improve whole adsorption effect.It will
For water-absorbing resin is as a separate constituent, the water content of water-absorbing resin itself is in 24wt%~28wt%.
In conclusion compared with prior art, the present invention haing the following advantages：
1. air purification remover of the present invention is that directly the pernicious gas in air is adsorbed onto in remover, both had
Physical action, and there is chemical action, it can effectively remove effect and the removal of the pernicious gases such as formaldehyde in air, benzene and ammonia
The fast advantage of efficiency.
2. air purification remover of the present invention can by using perchlorate, propandiols material combination water-absorbing resin
It effectively absorbs and dissolves formaldehyde gas, and can effectively resolve into the effect of carbon dioxide and water, meanwhile, and benzene can be lockked etc.
Pernicious gas makes to be not easy to distribute, and reduces the defect for causing pernicious gas to discharge again because long-time is stored, realizes purification
Effect.
Specific implementation mode
Below by specific embodiment, the technical solutions of the present invention will be further described, but the present invention is simultaneously
It is not limited to these embodiments.
Spherical water absorption resin in following embodiment may be used inverse phase suspension and is prepared, and specifically use following
Method：
Raw material propylene acid, acrylamide, sodium acrylate, maleic acid, sodium maleate, styrene and diformazan are weighed according to proportioning
Mixture is formed after the mixing of aminoacrylic acid ethyl ester, then feeds the mixture into dissolving in water and stirs evenly, the matter for making mixture account for
It is 28% to measure percentage, then, instills in silicone oil, and polymerization forms spherical water absorption resin in 70 DEG C~75 DEG C temperature, dries
It is spare, make the water content of spherical water absorption resin in 8.0wt%~12wt%.The diameter of spherical water absorption resin therein is generally selected
It is commonly 2~2.5mm.
Embodiment 1
This air purification remover includes the ingredient of following mass percent (based on 100wt%)：
Sodium perchlorate：4.5wt%；Potassium hyperchlorate：4.0wt%；Sodium dihydrogen phosphate：1.5wt%；Niter cake：
2.0wt%；Tripropylene glycol：25wt%；Spherical water absorption resin：20wt%；Remaining is water, wherein propylene in spherical water absorption resin
Acid：Acrylamide：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 4：3：
2：5：2：4：1.
This air purification remover can obtain by the following method：
Raw material first is weighed according to above mass percent proportioning, by sodium perchlorate, potassium hyperchlorate, sodium dihydrogen phosphate, sulphur
Sour hydrogen sodium and tripropylene glycol are soluble in water, and control temperature at 20 DEG C~35 DEG C, and stirring fully makes dissolving form base fluid afterwards completely,
Base fluid is transferred in another container again, and spherical water absorption resin is put into above-mentioned base fluid, fully absorption 24 hours, keeps base fluid complete
It is adsorbed in spherical water absorption resin, is equivalent to using spherical water absorption resin as carrier entirely, remaining ingredient is made to be adsorbed on spherical water absorption tree
In fat, gelatinous spherical solid finished product is formed.
Embodiment 2
This air purification remover includes the ingredient of following mass percent (based on 100wt%)：
Sodium perchlorate：3.0wt%；Potassium hyperchlorate：3.0wt%；Sodium dihydrogen phosphate：1.0wt%；Niter cake：
2.0wt%；Polypropylene glycol：40wt%；Spherical water absorption resin：10wt%；Remaining is water, wherein propylene in spherical water absorption resin
Acid：Acrylamide：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 4：4：
3：5：3：2：1.2.
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
Embodiment 3
This air purification remover includes the ingredient of following mass percent (based on 100wt%)
Sodium perchlorate：5.0wt%；Potassium hyperchlorate：3.0wt%；Potassium hydrogen phosphate：2.0wt%；Sodium tartrate：1.0wt%；
Tripropylene glycol：25wt%；Spherical water absorption resin：15wt%；Remaining is water, wherein acrylic acid in spherical water absorption resin：Acryloyl
Amine：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 5：5：3：4：3：1：1.
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
Embodiment 4
This air purification remover includes the ingredient of following mass percent (based on 100wt%)
Sodium perchlorate：4.0wt%；Potassium hyperchlorate：6.0wt%；Potassium hydrogen phosphate：1.0wt%；Sodium sulphate：1.5wt%；It is poly-
Propylene glycol：35wt%；Spherical water absorption resin：15wt%；Remaining is water, wherein acrylic acid in spherical water absorption resin：Acryloyl
Amine：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 3：6：2：4：2：1：
1.5。
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
Embodiment 5
This air purification remover includes the ingredient of following mass percent：
Sodium perchlorate：3.5wt%；Potassium hyperchlorate：5.5wt%；Sodium dihydrogen phosphate：1.5wt%；Potassium acid sulfate：
2.0wt%；Tripropylene glycol：20wt%；Spherical water absorption resin：20wt%；Remaining is water, wherein propylene in spherical water absorption resin
Acid：Acrylamide：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 6：3：
5：6：2：1：1.
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
Embodiment 6
This air purification remover includes the ingredient of following mass percent：
Potassium hyperchlorate：3.0wt%；Sodium dihydrogen phosphate：1.0wt%；Potassium acid sulfate：3.0wt%；Polypropylene glycol：30wt%；
Spherical water absorption resin：20wt%；Remaining is water, wherein acrylic acid in spherical water absorption resin：Acrylamide：Sodium acrylate：Malaysia
Acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 4：5：3：5：5：2：1.
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
Embodiment 7
This air purification remover includes the ingredient of following mass percent：
Sodium perchlorate：5.0wt%；Potassium hyperchlorate：4.0wt%；Potassium hydrogen phosphate：2.0wt%；Potassium tartrate：1.0wt%；
Tripropylene glycol：20wt%；Spherical water absorption resin：18wt%；Remaining is water, wherein acrylic acid in spherical water absorption resin：Acryloyl
Amine：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 3：3：4：5：2：1：
1.5。
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
Embodiment 8
This air purification remover includes the ingredient of following mass percent：
Sodium perchlorate：3.0wt%；Potassium hyperchlorate：3.0wt%；Sodium dihydrogen phosphate：1.0wt%；Potassium sulfate：1.0wt%；
Potassium tartrate：2.0wt%；Polypropylene glycol：25wt%；Spherical water absorption resin：10wt%；Remaining is water, wherein spherical water absorption tree
Acrylic acid in fat：Acrylamide：Sodium acrylate：Maleic acid：Sodium maleate：Styrene：The quality of dimethylamino ethyl acrylate
Than being 4：3：3：5：4：1：1.
That the preparation method is the same as that of Example 1 is consistent for this air purification remover specific, and which is not described herein again.
The test that the air purification remover that above-mentioned corresponding embodiment obtains carries out correlated performance respectively is chosen, specific difference
Corresponding air purification remover is put into the closed 1m containing formaldehyde, benzene, ammonia and TVOC gases3Indoor placement 24 hours
After carrying out purified treatment, corresponding pernicious gas removal rate is tested.Wherein, the initial concentration of formaldehyde is 1.28mg/
m3, the initial concentration of benzene is 1.80mg/m3, the initial concentration of ammonia is 0.62mg/m3, the initial concentration of TVOC is
0.21mg/m3.Specific test result is as follows shown in table 1, wherein is the removal rate of corresponding formaldehyde, benzene, ammonia, TVOC in table 1.
Table 1：
Can be seen that this air purification remover from the test result in above-mentioned table 1 not only has preferable removal ability,
Also there is faster removal rate, purify 24 hours, can just realize clean-up effect substantially, improve purification efficiency.
Specific embodiment described in the present invention is only an illustration of the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
Generation, but without departing from
The spirit or beyond the scope defined by the appended claims of the present invention.
It is skilled to this field although present invention has been described in detail and some specific embodiments have been cited
For technical staff, as long as it is obvious that can make various changes or correct without departing from the spirit and scope of the present invention.
Claims (8)
1. a kind of air purification remover, which is characterized in that the remover includes the ingredient of following mass percent：
Perchlorate：6.0%~10%；Buffer：2.0%~4.0%；Propandiols material：20%~40%；Water suction tree
Fat：10%~20%, remaining ingredient is water；The water-absorbing resin mainly by acrylic acid, acrylamide, sodium acrylate, maleic acid,
Sodium maleate, styrene and dimethylamino ethyl acrylate copolymers form；The propandiols material has hydrophily and oleophylic
Property.
2. air purification remover according to claim 1, which is characterized in that the acrylic acid：Acrylamide：Acrylic acid
Sodium：Maleic acid：Sodium maleate：Styrene：The mass ratio of dimethylamino ethyl acrylate is 3~6：3~6：2~5：4~6：2~
5：1~4：1~1.5.
3. air purification remover according to claim 1, which is characterized in that the perchlorate be selected from sodium perchlorate and/
Or potassium hyperchlorate.
4. according to air purification remover described in claim 1-3 any one, which is characterized in that the perchlorate is high chlorine
The mixture of sour sodium and potassium hyperchlorate, and the mass ratio of sodium perchlorate and potassium hyperchlorate is 3~5：3~5.
5. according to air purification remover described in claim 1-3 any one, which is characterized in that the propandiols material choosing
From tripropylene glycol and/or polypropylene glycol.
6. according to air purification remover described in claim 1-3 any one, which is characterized in that the buffer is selected from phosphoric acid
One or more of class buffer, sulfuric acid buffer and tartaric acids buffer.
7. air purification remover according to claim 6, which is characterized in that the phosphoric acid class buffer is selected from phosphoric acid hydrogen
One or more of potassium, dibastic sodium phosphate, sodium dihydrogen phosphate and potassium dihydrogen phosphate；The sulfuric acid buffer be selected from sodium sulphate,
One or more of potassium sulfate, potassium acid sulfate and niter cake；The tartaric acids buffer is selected from sodium hydrogen tartrate, winestone
One or more of potassium hydrogen phthalate, sodium tartrate and potassium tartrate.
8. according to air purification remover described in claim 1-3 any one, which is characterized in that the water-absorbing resin is spherical
Water-absorbing resin.
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| CN106178808A (en) * | 2016-07-29 | 2016-12-07 | 叶君芝 | A kind of air purifying preparation and preparation method thereof |
| CN106824115B (en) * | 2017-03-09 | 2019-08-09 | 浙江树人学院 | A kind of preparation method of purple willow air purification medium |
| CN107748231B (en) * | 2017-11-07 | 2020-03-27 | 宁波市雨辰环保科技有限公司 | Activated carbon adsorption formaldehyde saturation indicator and preparation method thereof |
| CN108579223B (en) * | 2018-04-04 | 2021-03-30 | 浙江大学宁波理工学院 | Formaldehyde filter screen material for air purifier and preparation method thereof |
| CN112295601B (en) * | 2019-08-02 | 2023-03-31 | 中国石油化工股份有限公司 | Oxidation catalyst for styrene waste gas treatment and preparation method and application thereof |
| CN111974364A (en) * | 2020-08-30 | 2020-11-24 | 杭州乌照环保科技有限公司 | Quick and long-acting air purification gel particle and preparation method thereof |
| CN112755754A (en) * | 2021-01-04 | 2021-05-07 | 深圳市奇信集团股份有限公司 | Aldehyde-removing water-absorbing resin ball and preparation method thereof |
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| JPS634845B2 (en) * | 1983-06-20 | 1988-02-01 | Kao Corp | |
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| CN102389694A (en) * | 2011-08-12 | 2012-03-28 | 成都顺发消洗科技有限公司 | Air purifying agent and preparation method and application thereof |
| CN102500224A (en) * | 2011-10-09 | 2012-06-20 | 嘉兴润博化工科技有限公司 | Method for efficiently adsorbing free formaldehyde |
| CN104255788A (en) * | 2014-08-29 | 2015-01-07 | 成都顺发消洗科技有限公司 | Slow-release chlorine dioxide sterilizing and purifying powder and preparation method thereof |
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|---|---|---|---|---|
| JPS634845B2 (en) * | 1983-06-20 | 1988-02-01 | Kao Corp | |
| CN1428175A (en) * | 2001-12-24 | 2003-07-09 | 河北中绿环保有限公司 | Indoor air cleaning agent filled paired components |
| JP2007029819A (en) * | 2005-07-25 | 2007-02-08 | Kawasaki Heavy Ind Ltd | Electron beam irradiation apparatus for purification of exhaust gas |
| CN102389694A (en) * | 2011-08-12 | 2012-03-28 | 成都顺发消洗科技有限公司 | Air purifying agent and preparation method and application thereof |
| CN102500224A (en) * | 2011-10-09 | 2012-06-20 | 嘉兴润博化工科技有限公司 | Method for efficiently adsorbing free formaldehyde |
| CN104255788A (en) * | 2014-08-29 | 2015-01-07 | 成都顺发消洗科技有限公司 | Slow-release chlorine dioxide sterilizing and purifying powder and preparation method thereof |
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