CN103254872A - Oily dust preventive composition, preparation method and purpose for preventing dust from flying - Google Patents

Oily dust preventive composition, preparation method and purpose for preventing dust from flying Download PDF

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Publication number
CN103254872A
CN103254872A CN2012103379237A CN201210337923A CN103254872A CN 103254872 A CN103254872 A CN 103254872A CN 2012103379237 A CN2012103379237 A CN 2012103379237A CN 201210337923 A CN201210337923 A CN 201210337923A CN 103254872 A CN103254872 A CN 103254872A
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dust
oil
proofing agent
weight
agent composition
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CN103254872B (en
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李炳祚
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Qingqian Technology (Foshan) Co.,Ltd.
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KOREA FINE CERAMIC CO Ltd
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Abstract

The invention provides an oily liquid and oil state dust preventive composition, a preparation method and purpose for preventing dust from flying. The dust preventive composition comprises the following components per 100 parts by weigh of oily solution: 50-80 parts by weight of oily liquid acrylamide copolymerized high-molecules prepared by copolymerization of acrylamide monomers, and 2.0-10.0 parts by weight of surfactant with emulsification and dispersion functions, and 5.0-30.0 parts by weight of hygroscopic oil with dispersion and moisture evaporation inhibition function, and 0.2-10.0 parts by weight of one or two kinds of natural high-molecules with good dust adhesion strength or adhesion maintenance force. In the yellow sand region, tunnel, subway, mine, coal storage field, sand storage field, road and building sit with many dust, and a certain amount of dust composition can be diluted and stirred in water for sprinkling, because of differences of adsorption, viscosity, density and polarity, after the composition is coated on flying dust surface, the dust, the granular form dust and fine dust and other dusts can be prevented from flying.

Description

Oily dust-proofing agent composition, preparation method and prevent the purposes that dust disperses
Technical field
The present invention relates in general to a kind of dust-proofing agent composition, preparation method and prevents the purposes that dust disperses, be specifically related at yellow sand area, subway, mine, coal store, a kind of oily dust-proofing agent constituent, preparation method and this dust-proofing agent constituent of the dusts such as dust, granular dust and fine dust of generation such as sand stores, road and a construction site be for preventing the purposes that dust disperses.
Background technology
The less material that disperses in the atmosphere is called as drifting dust, and its shape for example has dust, granular and fine dust.At disperse material in atmosphere of the generations such as dust in sand, metal friction, exhaust and yellow sand, building and the building building site in yellow sand, desert.Also from concrete or coal, main material etc., discharge.Such dust, granular and fine dust swim in air, be attached on the leaf of plant, stop up the pore of leaf, block Yanguan Pass, hinder assimilation (assimilation), respiration and transpiration (transpiration) etc., bring influence to plant-growth, and, enter human body by breathing, be attached to tracheae and lung.Part particle deposition (deposition) is in lung etc., and harmful effect is brought to human body in the accumulation back.Especially, as the influence to human body, compare with gas phase shape material, granule phase substance matter is more prone to be deposited on the lung of human body, therefore, compares with other topsoil materials, can bring ill effect more to human body.When especially breathing, diameter arrives lung by respiratory organs easily smaller or equal to the fine particle of 10 μ m, and is attached to lung.In the U.S., based on this phenomenon, PM10(particulate matter:atmospheric particulate matte 10 μ m in atmospheric environmental standards, have been added).Size based on particle decides which position that can arrive lung, and more little minuteness particle is more prone to enter the lung deep, causes various diseases.
As the method that solves fine dust, disclose the device that suction cleaner suction dusts such as (dust extractor) purifies, cost of use is higher, also restricted to the space, in addition, industrial fan (fan) is taken a breath by force, at this moment, need individual curing to drain to outside dust, produce secondary pollution.
The method that cost is minimum has the method for spraying or sprinkling water (water sprinkling), but when temperature is low, spraying the back freezes, increase danger such as tumble injury on the contrary to the operator, when temperature is higher, because rapid evaporation, need to spray continuously, can't block dust fully, the processing object (processing object) that dust is more and the combination of water, the waste water after causing spraying causes the secondary pollution of water pollution.
Example as above-mentioned dust-proofing agent, in the dust constructional method of the dust that disperses that suppresses unpackaged ground and this dust inhibitor (Korean Patent 10-0494538 number), carry out repeatedly spreading behind mixed chlorinated magnesium and the water, magnesium chloride has multiple hydrate structure, ionization during mixing, and, if usage quantity is too much, then increase the salinity of soil, hinder plant-growth, bring soil acidification.And, disperse at dust and to prevent from disclosing in the agent (Korean Patent 10-0853828 number) method of utilizing polyvinyl alcohol and LAS class and dodecyl (Lauryl) analog anion surfactants, but water-solubleization of utilizing the aqueous solution of polyvinyl alcohol need be heated to 60 ℃~70 ℃ and be reacted, difference according to the polymerization degree of polyvinyl alcohol, solvability difference is bigger, and, if utilize anion surfactant, then produce than macrofoam before and after the reaction, construction is difficulty comparatively, and such foam disperse dust and polyvinyl alcohol of anti-stop polarity sometimes adheres to coating.
In order to address the above problem the result who studies, based on the open the present invention of the following fact.
Summary of the invention
Invent technical problem to be solved
The object of the present invention is to provide a kind of dust-proofing agent composition.
Another object of the present invention is to provide a kind of dust-proofing agent preparation of compositions method.
Another object of the present invention is to provide this dust-proofing agent composition to be used for preventing the purposes that dust disperses, wherein, after being diluted in described dust-proofing agent composition in the water, be sprayed at the more yellow sand area of dust, tunnel, subway, mine, coal storage field, sand storage field, road and construction site.
After dust-proofing agent composition of the present invention can be diluted in the water, in the yellow sand area, spray in more dust, the places granular and fine dust of generation such as tunnel, subway, mine, coal store, sand stores, road and a construction site or sprinkle water, because the difference of absorption, viscosity, density and polarity, be coated on the dust surface of dispersing, prevent dust, can build comfortable environment and can guarantee resident and operator's health in the neighbourhood.
The means of technical solution problem
To achieve these goals, dust-proofing agent composition of the present invention contains in oily solution 100 weight parts: acrylic amide copolymerized macromolecule 50 weight part to 80 weight parts, tensio-active agent 2.0 weight part to 10.0 weight parts with emulsification and divergent function by making the emulsion form that the acrylamide monomers copolymerization is prepared into, have dispersiveness, moisture evaporation inhibit feature and hygroscopic oily 5.0 weight part to 30.0 weight parts and one or more natural polymer 0.2 weight part to 10.0 weight parts that has good dust clinging power or adhere to maintenance energy.
Dust-proofing agent preparation of compositions method of the present invention is above-mentioned dust-proofing agent preparation of compositions method, comprising: mix the acrylic amide copolymerized macromolecule of described emulsion form, described tensio-active agent and described step with dispersiveness, moisture evaporation inhibit feature and hygroscopic oil with emulsification and divergent function; And add and mix one or more and have good dust clinging power or the step of adhering to the natural polymer of maintenance energy.
According to oily solution of the present invention, in the more yellow sand area of dust, tunnel, subway, mine, coal store, sand stores, reason and construction site, dilution and stir and spray after a certain amount of in water, thereby because the adhesion of the difference of absorption, viscosity, density and polarity is coated on the dust surface of dispersing, prevent that dust from dispersing.
The invention effect
According to composition of the present invention; operating condition according to the more building site of dust sprays; then because the difference of absorption, viscosity, density and polarity is coated on the dust surface of dispersing; prevent that dusts such as dust, granular and fine dust from dispersing; can protector and equipment etc., and can build comfortable environment and protect resident and operator's health in the neighbourhood.
Description of drawings
Fig. 1 is the sprinkling front and back photo of dust-proofing agent composition prepared in accordance with the present invention, and wherein, (1) of Fig. 1 is photo before spraying, and (2) of Fig. 1 are to spray the back photo.
Embodiment
Utilization makes the acrylamide monomers copolymerization be prepared into acrylic amide copolymerized macromolecule, oil and natural polymer and the tensio-active agent of emulsion form according to dust-proofing agent composition of the present invention, mixes and prepares.
The acrylic amide copolymerized macromolecule that adopts among the present invention uses the acrylic amide interpolymer of preparation method's preparation of emulsion form acrylic amide copolymerized macromolecule, the method is characterized in that, make the acrylamide monomers copolymerization, when preparing the acrylamide family macromolecule of emulsion form, dissolving acrylamide monomers and initiator (initiator) are afterwards in water, preparation pH is adjusted into 3~4 water and comprises HLB(hydrophile lipophile balence) oil phase of the tensio-active agent of 4~5 scopes, emulsification is the pure water of aqueous phase: the weight ratio of the mineral oil in the oil phase is 1:1~2:1, add initiator, do not carry out polymerization under the situation of emulsification destroying, utilize the tensio-active agent of HLB 13~14 to carry out phase reversal of emulsion (invert emulsion).
Use among the present invention have the moisture evaporation inhibit feature and hygroscopic oil adopts soya-bean oil, sweet oil, rape caul-fat, paraffin (paraffin) oil, silicon, oleic acid (oleic acid), Trisun Oil R 80, raisin seed oil, chilli seed oil.
Tensio-active agent with emulsification and dispersion agent function of the present invention has sodium lauryl sulphate (Sodium lauryl sulfate); laureth sulfosuccinic ester disodium (Disodium Laureth sulfosuccinate); lauryl alcohol sulfosuccinic ester disodium (Disodium Lauryl sulfosuccinate); cocounut oil acylsarcosine sodium (Sodium cocoyl sarcosinate); cocoyl L-glutamic acid TEA salt (TEA cocoyl glutamate); sodium lauroyl sareosine (Sodium lauroyl sarcosinate); ammonium lauryl sulfate (Ammonium lauryl sulfate); laureth sodium sulfovinate (Sodium laureth sulfate); lauryl betaine (lauryl betaine); AMONYL 380LC (Cocamidopropyl betaine); lauryl dimethyl hydroxy sulfo lycine (Lauryldimethylhydroxy sulfobetaine); cocounut oil acyl both sexes guanidine-acetic acid sodium (Sodium cocoamphoacetate); N-cocamidopropyl ethyl n-hydroxyethyl oxalic acid disodium (Cocoamphocarboxyglycinate); lauroyl both sexes base oxalic acid disodium (Disodium lauroamphodiacetate); cocounut oil acyl both sexes base oxalic acid disodium (Disodium cocoamphodiacetate); sapn (Span); tween (Tween).
The natural polymer that has good fine dust clinging power or adhere to maintenance energy of the present invention has potato or sweet potato starch (starch), gelatin, agar, pulullan (pulluran), guar gum (guar gum), carrageenin (carrageenan), sodium alginate (Sodium Alginate), glucomannan.
Radical initiator of the present invention is selected from Diisopropyl azodicarboxylate (Azobisisobutyronitrile), 2,2'-Azobis(2,4-dimethylvaleronitrile) (Azobisisoheptonitrile), dibenzoyl peroxide (Benzoyl Peroxide), tertbutyl peroxide (tert-butyl hydroperoxide), peroxidation methylcyclohexanone (methylcyclohexanone peroxide).
According to the present invention, the content of preferred acrylic amide copolymerized macromolecule emulsion is 50 weight part to 80 weight parts, and the content that has good dust clinging power or adhere to the natural polymer of maintenance energy is 0.2 weight part to 10.0 weight part.
The content of selected acrylic amide copolymerized macromolecule and natural polymer is few, when then mixing with water, reduces viscosity, therefore applies poor effect.
Particularly, at the coating poor effect of dust, apply the dustproof effect of bringing and descend, the dispersion stabilization of prepared dust-proofing agent solution also descends, and is therefore unsatisfactory.And, surpass content, then the viscosity of prepared solution is too high, is difficult to preparation.
According to the present invention, the content that preferably has the tensio-active agent of emulsification divergent function is 2.0 weight part to 10.0 weight parts.Selected a kind of tensio-active agent can be used, also two or more uses can be mixed.
At this moment, when the content of above-mentioned tensio-active agent during less than 2.0 weight parts, emulsification and dispersion effect are not good, when surpassing 10.0 weight parts, owing to produce too much foam, be difficult to realize commercialization, and emulsification and dispersion effect also can drop to half.For this reason, preferably comprise 2.0 weight part to 10.0 weight parts in whole 100 weight parts of composition.
In addition, can prepare oily dust-proofing agent composition of the present invention according to the methods below.
Using acrylamide monomers (acrylamide (acrylamide, AAm), acrylyl oxy-ethyl-trimethyl salmiac (acryloy 1oxyethyl trimethyl-ammonium chloride, AETMAC) and acryloyl ethoxy benzyldimethyl ammonium chloride (acryloy1oxyethyl benzyl-dimethy1ammonium chloride, AEBDMAC)) copolymerization, when preparing the acrylic amide copolymerized macromolecule of emulsion form, in water, dissolve after acrylamide monomers and the initiator, preparation pH is adjusted into 3~4 water and comprises HLB(hydrophile lipophile balance: the hydrophile-lipophile balance value) oil phase of the tensio-active agent of 4~5 scopes, emulsification is the pure water of aqueous phase: the mineral oil weight ratio in the oil phase is 1:1~2:1, add Diisopropyl azodicarboxylate (AIBN:Azobisisobutyronitrile) as initiator, under the situation of not destroying emulsification, carry out polymerization, utilize the tensio-active agent of HLB 13~14 afterwards, carrying out phase reversal of emulsion is the acrylic amide copolymerized macromolecule of the emulsion form of feature.
Add oil and tensio-active agent and natural polymer in the above-mentioned prepared acrylic amide copolymer, fully mix and stir, heat simultaneously to 25 ℃~50 ℃, fully high speed dispersion stirs.At this moment, carry out the high-speed stirring about 1~3 hour generally speaking, then can obtain to have the dust-proofing agent composition of viscosity.
In the more yellow sand area of dust, places such as tunnel, subway, mine, coal store, sand stores, road and construction site etc. produce dust, a granular and fine dust, by spraying or watering, because absorption, viscosity, density and polarity difference apply on the dust surface of dispersing, prevent the dust-proofing agent composition of dust.
Using method at the scene is that a spot of oily stoste is diluted in the water, 300~1200 times, and utilize atomizer or water barrow to spray and get final product, the user can select suitable viscosity to use and get final product according to operating environment.
Following embodiments of the invention are used for specifying a part of the present invention, and the present invention is not limited thereto.
Embodiment
At normal temperatures, in 1.2 tons of agitators (stirrer), put into 0.18 ton in soya-bean oil in 0.65 ton the above-mentioned prepared emulsion form acrylic amide copolymerized macromolecule solution, put into 0.08 ton of tensio-active agent sodium lauryl sulphate (Sodium lauryl sulfate) with emulsification divergent function again, stirred 30 minutes.Here, slowly dripping (Dropping) natural polymer, be 0.02 ton of potato starch (starch), the while high-speed stirring, after being added dropwise to complete, add remaining soya-bean oil, make it meet 1.0 tons of standards, confirm to produce after the viscosity, fully stir, prepared the oily dust-proofing agent composition with viscosity.
<dust-proofing agent sprays experiment 〉
Dilution is diluted 500 times according to the dust-proofing agent of above-described embodiment preparation in water, has carried out following experiment.
Utilize heavy body air sampler (High Volume Air Sampler) method, adopt the method for (air sampling) to measure the quality of dust with the strain position air.Adopting the diameter of particle is below the 10 μ m.Experiment condition is shown in the table 1.
Table 1
The heavy body air sampler
Particle diameter Below the 10 μ m
Measuring Time After spraying 1.0 hours
The absorption flow velocity 30l/min(0.03m 2/min)
Device Tornado dust collector (Cyclone)
Dust concentration=(filter paper weight before sampling after-filtration paper weight-sampling)/(flow * filtration time)
Dust concentration=(0.255g-0.223g)/(0.03m 3/ min * 60min)=178 * 10 -4G/min
Utilization prepares the dust-proofing agent composition according to embodiment, measures six more areas of dust with above-mentioned concentration measuring method, and each ground region measurement three times is represented its result with clearance (%) in the table 2.And, be comparative example with the general job environment of only watering.
Table 2
The area Initial stage Test example 1 Test example 2 Test example 3 Comparative example (watering)
The unpackaged ground of 1() - 62.8 61.3 72.4 11.4
2(packs ground) - 76.5 71.7 83.1 28.8
3(coal open freight storage 1) - 80.9 73.3 76.2 39.4
4(coal open freight storage 2) - 81.1 89.4 91.9 32.6
The 5(playground) - 69.2 64.2 66.8 26.2
6(asphalt concerte open freight storage) - 85.9 87.2 89.2 40.1
In the generation dust zone radius 2.0m in six areas, according to above-mentioned
Dust concentration=(filter paper weight before sampling after-filtration paper weight-sampling)/(flow * filtration time) has been measured three times, and as removing efficient, (%) illustrates with per-cent with the dust collection amount before and after the sprinkling dust-proofing agent.
As a result, compare with the comparative example of only watering, dust-proofing agent composition exhibiting according to the present invention goes out good removal dust effect.
Although various embodiment of the present invention is described in context by embodiment, the present invention is not limited to this.Therefore, it is the restriction of the scope of the invention that above description should be used as, and scope of the present invention is limited by appended claim.It will be appreciated by those skilled in the art that under the situation that does not deviate from spirit of the present invention and can make various changes and change to the present invention, it all will fall within the scope of protection of the present invention.

Claims (8)

1. dust-proofing agent composition, contain in oily solution 100 weight parts:
Acrylic amide copolymerized macromolecule 50 weight part to 80 weight parts, tensio-active agent 2.0 weight part to 10.0 weight parts with emulsification and divergent function by making the emulsion form that the acrylamide monomers copolymerization is prepared into, have dispersiveness, moisture evaporation inhibit feature and hygroscopic oily 5.0 weight part to 30.0 weight parts and one or more natural polymer 0.2 weight part to 10.0 weight parts that has good dust clinging power or adhere to maintenance energy.
2. dust-proofing agent composition according to claim 1, wherein, the preparation method of the acrylic amide copolymerized macromolecule of described emulsion form comprises:
In water, behind dissolving acrylamide monomers and the radical initiator as initiator, pH is adjusted into 3~4, thereby obtains water;
It is the oil phase of the tensio-active agent of 4~5 scopes that preparation contains hydrophilic-lipophilic balance HLB value;
Described water and described oil phase emulsification are obtained the w/o type emulsion, wherein the pure water of aqueous phase: the mineral oil weight ratio in the oil phase is 1:1~2:1;
Continue to add initiator, polymerization under the situation of not destroying emulsification; And
Utilizing hydrophilic-lipophilic balance HLB value is that 13~14 tensio-active agent carries out phase reversal of emulsion and obtains O/W type emulsion.
3. dust-proofing agent composition according to claim 2, wherein, described radical initiator is selected from Diisopropyl azodicarboxylate, 2,2'-Azobis(2,4-dimethylvaleronitrile), dibenzoyl peroxide, tertbutyl peroxide, peroxidation methylcyclohexanone.
4. according to each described dust-proofing agent composition in the claim 1 to 3, wherein,
Described tensio-active agent with emulsification and dispersion agent function is selected from one or more in the following material: sodium lauryl sulphate; laureth sulfosuccinic ester disodium; lauryl alcohol sulfosuccinic ester disodium; cocounut oil acylsarcosine sodium; cocoyl L-glutamic acid TEA salt; sodium lauroyl sareosine; ammonium lauryl sulfate; the laureth sodium sulfovinate; lauryl betaine; AMONYL 380LC; the lauryl dimethyl hydroxy sulfo lycine; cocounut oil acyl both sexes guanidine-acetic acid sodium; N-cocamidopropyl ethyl n-hydroxyethyl oxalic acid disodium; lauroyl both sexes base oxalic acid disodium; cocounut oil acyl both sexes base oxalic acid disodium; sapn; tween.
5. according to each described dust-proofing agent composition in the claim 1 to 3, wherein,
The described natural polymer that has good dust clinging power or adhere to maintenance energy is selected from one or more in the following material: potato or sweet potato starch, gelatin, agar, pulullan, guar gum, carrageenin, sodium alginate and glucomannan.
6. according to each described dust-proofing agent composition in the claim 1 to 3, wherein,
Described have in following material one or more of evaporation inhibit feature and hygroscopic grease separation: soya-bean oil, sweet oil, rape caul-fat, paraffin oil, silicon, oleic acid, Trisun Oil R 80, raisin seed oil, chilli seed oil.
7. according to each described dust-proofing agent preparation of compositions method in the claim 1 to 6, comprising:
Mix the acrylic amide copolymerized macromolecule of described emulsion form, described tensio-active agent and described step with dispersiveness, moisture evaporation inhibit feature and hygroscopic oil with emulsification and divergent function; And
Add and mix one or more and have good dust clinging power or the step of adhering to the natural polymer of maintenance energy.
8. be used for preventing the purposes that dust disperses according to each described dust-proofing agent composition in the claim 1 to 7, wherein, after being diluted in described dust-proofing agent composition in the water, be sprayed at the more yellow sand area of dust, tunnel, subway, mine, coal storage field, sand storage field, road and construction site.
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CN103694960A (en) * 2013-12-26 2014-04-02 辽宁工程技术大学 Foaming dust suppression agent and preparation method thereof
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CN108465317A (en) * 2018-04-26 2018-08-31 昆明理工大学 The minimizing technology of fine particle in a kind of dust-laden exhaust gas
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EA035341B1 (en) * 2019-03-14 2020-05-29 Полина Вячеславовна Шевчук Composition and method for coal dust suppression
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CN1927984A (en) * 2006-09-05 2007-03-14 盖州市有机化学厂 Iron concentrate powder dustproof agent and preparation method thereof

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CN103694960A (en) * 2013-12-26 2014-04-02 辽宁工程技术大学 Foaming dust suppression agent and preparation method thereof
CN104087251A (en) * 2014-07-08 2014-10-08 山东兴达矿山机械有限公司 Coal dust suppressor
WO2018112662A1 (en) * 2016-12-23 2018-06-28 Trican Well Service Ltd. Oil-based dust suppression composition and method of use
US11130892B2 (en) 2016-12-23 2021-09-28 Trican Well Service Ltd. Oil-based dust suppression composition and method of use
CN106893554A (en) * 2017-02-28 2017-06-27 韦尧天 The preparation technology and its application method of a kind of dust suppressant
US11236258B2 (en) 2018-01-17 2022-02-01 Trican Well Service Ltd. Aqueous based dust control compositions and methods
CN108465317B (en) * 2018-04-26 2021-01-05 昆明理工大学 Method for removing fine particles in dust-containing waste gas
CN108465317A (en) * 2018-04-26 2018-08-31 昆明理工大学 The minimizing technology of fine particle in a kind of dust-laden exhaust gas
CN108795387A (en) * 2018-07-06 2018-11-13 佛山市陵谐环保科技有限公司 A kind of preparation method of water conservation dustfall agent
CN108949110A (en) * 2018-08-02 2018-12-07 佛山陵朝新材料有限公司 A kind of preparation method of moist type water lock dust suppressant
CN109810673A (en) * 2018-12-13 2019-05-28 深圳市恒河新材料有限公司 A kind of dust suppression moisturizer and preparation method thereof
CN109504348A (en) * 2018-12-29 2019-03-22 湖北维佳科技有限公司 A kind of grain dustfall agent and preparation method thereof
EA035341B1 (en) * 2019-03-14 2020-05-29 Полина Вячеславовна Шевчук Composition and method for coal dust suppression
CN110258115A (en) * 2019-06-18 2019-09-20 广州市盈科化工科技有限公司 A kind of nanometer of dedusting agent and preparation method thereof and application method
CN110258115B (en) * 2019-06-18 2022-02-11 广州市盈科化工科技有限公司 Nano dedusting agent and preparation method and use method thereof

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