CN117186842A - Novel dust suppressant with large dosage and high environmental protection performance and use method thereof - Google Patents
Novel dust suppressant with large dosage and high environmental protection performance and use method thereof Download PDFInfo
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- CN117186842A CN117186842A CN202311159084.9A CN202311159084A CN117186842A CN 117186842 A CN117186842 A CN 117186842A CN 202311159084 A CN202311159084 A CN 202311159084A CN 117186842 A CN117186842 A CN 117186842A
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- dust suppressant
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- novel dust
- environmental protection
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 85
- 230000007613 environmental effect Effects 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims abstract description 13
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims abstract description 13
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims abstract description 13
- MRUAUOIMASANKQ-UHFFFAOYSA-N cocamidopropyl betaine Chemical compound CCCCCCCCCCCC(=O)NCCC[N+](C)(C)CC([O-])=O MRUAUOIMASANKQ-UHFFFAOYSA-N 0.000 claims abstract description 9
- HBNDBUATLJAUQM-UHFFFAOYSA-L magnesium;dodecyl sulfate Chemical compound [Mg+2].CCCCCCCCCCCCOS([O-])(=O)=O.CCCCCCCCCCCCOS([O-])(=O)=O HBNDBUATLJAUQM-UHFFFAOYSA-L 0.000 claims abstract description 9
- 239000004094 surface-active agent Substances 0.000 claims abstract description 9
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims abstract description 8
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 8
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims abstract description 8
- 239000011230 binding agent Substances 0.000 claims abstract description 8
- 239000001110 calcium chloride Substances 0.000 claims abstract description 8
- 229910001628 calcium chloride Inorganic materials 0.000 claims abstract description 8
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 229940073507 cocamidopropyl betaine Drugs 0.000 claims abstract description 8
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 7
- 239000008367 deionised water Substances 0.000 claims abstract description 7
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000002250 absorbent Substances 0.000 claims abstract description 4
- 230000002745 absorbent Effects 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 5
- 238000007865 diluting Methods 0.000 claims description 3
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 14
- 230000001629 suppression Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- 241001465754 Metazoa Species 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 2
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010796 biological waste Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000009304 pastoral farming Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 208000023504 respiratory system disease Diseases 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a novel dust suppressant with large dosage and high environmental protection performance and a use method thereof, wherein the novel dust suppressant disclosed by the invention has the characteristics of large dust prevention amount and high environmental protection performance requirement on human bodies, and comprises the following raw material components: hydroxyethyl cellulose and cocamidopropyl betaine as binders, glycerol as a water retention agent, magnesium dodecyl sulfate as a surfactant, calcium chloride as a water absorbent, ammonium persulfate and polyvinyl alcohol as catalysts, deionized water as a base solution. The novel dust suppressant has good cohesiveness, water-retaining property, film forming property, water absorption and dust suppression performance; and is nontoxic and harmless to human body or other organisms, and has high environmental protection. The dust-proof agent can be applied to dust prevention of operation in an open space environment in a large dosage, and can also be used for dust prevention of operation in a limited space environment with high requirement on environmental protection of human bodies.
Description
Technical Field
The invention belongs to the technical field of environmental protection and dust pollution prevention and control, and particularly relates to a novel dust suppressant with large dosage and high environmental protection and a use method thereof.
Background
In recent years, the comprehensive production capacity of the livestock industry in China is continuously enhanced, the national food safety, prosperous rural economy, promotion of income increase of farmers and the like are guaranteed, but the problem that dust in an indoor culture space floats in the air for a long time and is easily sucked into the respiratory tract of animals along with the air exists. If the environment is not improved, respiratory diseases are easily caused, so that the generation and diffusion of dust are required to be reduced from the source, and secondary pollution is prevented clearly in time.
The method for inhibiting the dust in the livestock farming space at home and abroad mainly comprises the following steps: (1) increasing the ventilation quantity; (2) The cultivation space is cleaned regularly and regularly, so that the cleanness is ensured, and the deposition of dust is reduced; (3) spraying water in the culture space to increase the humidity; (4) Vegetable oil is added into the feed, so that dust and the like caused by feeding are reduced. The dust suppression device has two main characteristics of suppressing the dust in the livestock raising space, namely, the dust prevention amount is large, and the environmental protection requirement on human bodies or other organisms is high.
In recent years, dust suppressants are developing towards an environment-friendly composite type, and the dust suppressants are not only required to have good dust suppression performance, but also accord with the conditions of no harm to organisms and environmental protection and degradability, and cannot cause any pollution to the organisms and the environment.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a novel dust suppressant with large dosage and high environmental protection performance and a use method thereof according to the characteristics of high dust prevention amount and high environmental protection performance requirements on human bodies or other organisms.
One of the technical schemes adopted by the invention is as follows:
a novel dust suppressant with large dosage and high environmental protection performance comprises the following raw material components: hydroxyethyl cellulose and cocamidopropyl betaine as binders, glycerol as a water retention agent, magnesium dodecyl sulfate as a surfactant, calcium chloride as a water absorbent, ammonium persulfate and polyvinyl alcohol as catalysts, deionized water as a base solution.
Preferably, the mass percentages of the raw material components are respectively obtained through a single factor test.
Preferably, the hydroxyethyl cellulose accounts for 0.2-0.4% by mass, the cocamidopropyl betaine accounts for 0.09% by mass, the glycerol accounts for 1-3% by mass, the magnesium dodecyl sulfate accounts for 6.5% by mass, the calcium chloride accounts for 0.812% by mass, the ammonium persulfate accounts for 0.567% by mass, and the polyvinyl alcohol accounts for 0.1% by mass.
Preferably, the pH value of the novel dust suppressant is 6.5-7.
Preferably, the novel dust suppressant has a density of 1040kg/m3.
The second technical scheme adopted by the invention is as follows:
a method of using a novel dust suppressant with high dosage and high environmental protection, the method of using comprising the steps of:
step 1) configuring the novel dust suppressant;
step 2) diluting the novel dust suppressant prepared in the step 1) by 20-30 times by using tap water;
step 3) spraying the novel dust suppressant diluted in the step 2) on the surface of a material;
and 4) drying the novel dust suppressant sprayed on the surface of the material to form a bonding layer on the surface of the material.
Preferably, the novel dust suppressant of step 3) is sprayed in an amount of greater than or equal to 2 kg/square meter.
Compared with the prior art, the invention has the beneficial effects that:
1. the novel dust suppressant adopts hydroxyethyl cellulose as a binder, has wide source, can be extracted from biological wastes such as corn straw, has good thickening, suspending, dispersing, emulsifying, bonding, film forming, moisture protecting and other performances, has stable performance in severe environments, is easy to degrade, and belongs to environment-friendly green chemical products.
2. According to the novel dust suppressant, the binder, the water-retaining agent, the surfactant, the water-absorbing agent, the catalyst and the deionized water are prepared according to the characteristics of large dust prevention amount and high environmental protection requirement on human bodies or other organisms, so that various performances of the dust suppressant are improved, and the novel dust suppressant is suitable for dust prevention of environmental operation with large dust prevention amount and high environmental protection requirement on human bodies or other organisms.
3. The novel dust suppressant has good cohesiveness, water-retaining property, film forming property, water absorption and dust suppression performance; and is nontoxic and harmless to human body or other organisms, and has high environmental protection. The dust-proof agent can be applied to dust prevention of operation in an open space environment in a large dosage, and can also be used for dust prevention of operation in a limited space environment with high requirement on environmental protection of human bodies.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
A novel dust suppressant with large dosage and high environmental protection performance comprises the following raw material components: hydroxyethyl cellulose and cocamidopropyl betaine as binders, glycerol as a water retention agent, magnesium dodecyl sulfate as a surfactant, calcium chloride as a water absorbent, ammonium persulfate and polyvinyl alcohol as catalysts, deionized water as a base solution.
The mass percentage of the hydroxyethyl cellulose is obtained through a single-factor test, and the specific single-factor test is carried out according to the following steps:
s101: the viscosity of the solution was measured by preparing a hydroxyethyl cellulose solution and a sodium polyacrylate solution at concentration gradients of 0.05%, 0.1%, 0.2%, 0.3%, 0.4% and 0.5% by mass, respectively. The measurement shows that when the mass percentage is 0.2% -0.4%, the rising rate of the viscosity values of the two is the fastest, so that the viscosity requirement of the dust suppressant can be met at lower mass percentage, the cost is lower, and the initial determination concentration range is 0.2% -0.4%.
S102: then performing a temperature-sensitive test, setting a temperature gradient of 20 ℃, 25 ℃, 30 ℃, 35 ℃, 40 ℃ and 45 ℃, and selecting a hydroxyethyl cellulose solution and a sodium polyacrylate solution with the maximum mass percent of 0.4% in the concentration gradient, so that the hydroxyethyl cellulose solution can be more stable in a high-temperature environment.
S103, selecting the type of the binder, the novel dust suppressant of the embodiment is mainly applied to an operation environment with large dust prevention amount and high environmental protection requirement on human bodies or other organisms, and the environment temperature is changed greatly. Therefore, hydroxyethyl cellulose with the mass percent of 0.2-0.4% is selected as the binder of the novel dust suppressant in the embodiment.
Wherein, the mass percent of the cocamidopropyl betaine is also obtained to be 0.09 percent through the single factor test.
The mass percent of the glycerol is obtained through a single-factor test, and the specific single-factor test is carried out according to the following steps:
s201: collecting soil samples according to a serpentine sampling method, placing the collected soil samples into a blast drying oven, drying for 8 hours at 105 ℃, then sieving the dried soil samples with a 100-target standard sample sieve, and finally weighing 30g of the sieved soil samples into a 55 x 35mm aluminum box.
S202: preparing glycerol solution and triethanolamine solution according to concentration gradients of 0.01%, 0.05%, 0.1%, 0.5%, 1% and 3% by mass percent, and setting a group of clear water control tests; and respectively spraying the prepared glycerol solution, triethanolamine solution and clear water into an aluminum box filled with soil samples according to the spraying quantity of 15 ml.
S203: then the aluminum box is placed under the room temperature condition for natural evaporation, and after the water retention performance is compared, glycerol solution with the mass percent of 1% -3% is selected as the water retention agent of the novel dust suppressant in the embodiment.
Wherein, the mass percent of the dodecyl magnesium sulfate is obtained by a single factor test, and the specific single factor test is carried out according to the following steps:
s301: solutions of the respective surfactants and water absorbing agents were prepared.
S302: the surface tension of each surfactant solution was measured.
S303: the type of surfactant was selected, and cocoamidopropyl betaine was selected as the water absorbing agent for the novel dust suppressant in this example at a mass percentage of 0.09% and magnesium dodecyl sulfate was selected as the surfactant for the novel dust suppressant in this example at a mass percentage of 6.5% for better indoor dust suppression.
Wherein, the mass percent of the calcium chloride as the water absorbing agent was also obtained as 0.812% by the above single factor test.
Wherein, the mass percent of ammonium persulfate as the catalyst was also obtained by the single factor test as described above to be 0.567%.
Wherein, the mass percent of the polyvinyl alcohol used as the catalyst is also obtained to be 0.1 percent through the single factor test.
In summary, the novel dust suppressant in this embodiment comprises the following raw material components in percentage by mass: 0.2 to 0.4 percent of hydroxyethyl cellulose, 0.09 percent of cocamidopropyl betaine, 1 to 3 percent of glycerol, 6.5 percent of magnesium dodecyl sulfate, 0.812 percent of calcium chloride, 0.567 percent of ammonium persulfate, 0.1 percent of polyvinyl alcohol and the balance of deionized water.
Preferably, the pH of the novel dust suppressant of example 1 is from 6.5 to 7.
Preferably, the novel dust suppressant of example 1 has a density of 1040kg/m3.
Example 2
The embodiment provides a use method of a novel dust suppressant with large dosage and high environmental protection, which comprises the following steps:
step 1) preparing the novel dust suppressant;
step 2) diluting the novel dust suppressant prepared in the step 1) by 20-30 times by using tap water;
step 3) spraying the novel dust suppressant diluted in the step 2) on the surface of a material;
and 4) drying the novel dust suppressant sprayed on the surface of the material to form a bonding layer on the surface of the material, namely, completing dust prevention of various operations.
Preferably, the novel dust suppressant of step 3) is sprayed in an amount of greater than or equal to 2 kg/square meter.
Table 1 shows the dust concentration TSP test results of the novel dust suppressant of this example for dust prevention in an animal indoor cultivation space.
TABLE 1 results of TSP test for air dust concentration in animal culture
According to Table 1, it can be seen that the novel dust suppressant in this embodiment has a certain suppression effect on dust emission in indoor and outdoor cultivation spaces in animal husbandry. For the indoor breeding space of animal husbandry, the dust concentration TSP can be rapidly reduced and is lower than the national atmospheric environment quality secondary standard (0.3 mg/cm < 3 >).
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to specific embodiments, and that the embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.
Claims (7)
1. The novel dust suppressant with large dosage and high environmental protection performance is characterized by comprising the following raw material components: hydroxyethyl cellulose and cocamidopropyl betaine as binders, glycerol as a water retention agent, magnesium dodecyl sulfate as a surfactant, calcium chloride as a water absorbent, ammonium persulfate and polyvinyl alcohol as catalysts, deionized water as a base solution.
2. The novel high-dosage and high-environmental-protection dust suppressant according to claim 1, wherein the mass percentage of each raw material component is obtained through a single factor test.
3. The novel high-dosage and high-environmental-protection dust suppressant according to claim 2, wherein the weight percentage of hydroxyethyl cellulose is 0.2-0.4%, the weight percentage of cocamidopropyl betaine is 0.09%, the weight percentage of glycerol is 1-3%, the weight percentage of magnesium dodecyl sulfate is 6.5%, the weight percentage of calcium chloride is 0.812%, the weight percentage of ammonium persulfate is 0.567%, and the weight percentage of polyvinyl alcohol is 0.1%; the balance of the environment-friendly composite dust suppressant is deionized water.
4. A novel high-dose and environmentally friendly dust suppressant according to any one of claims 1 to 3, wherein the PH of the novel dust suppressant is from 6.5 to 7.
5. A novel high-dose and environmentally friendly dust suppressant according to any one of claims 1 to 3, wherein the novel dust suppressant has a density of 1040kg/m3.
6. A method of using a high dose and environmentally friendly novel dust suppressant according to any one of claims 1 to 5, comprising the steps of:
step 1) configuring the novel dust suppressant;
step 2) diluting the novel dust suppressant prepared in the step 1) by 20-30 times by using tap water;
step 3) spraying the novel dust suppressant diluted in the step 2) on the surface of a material;
and 4) drying the novel dust suppressant sprayed on the surface of the material to form a bonding layer on the surface of the material.
7. The method of using a high dose and environmentally friendly novel dust suppressant of claim 6 wherein said novel dust suppressant of step 3) is sprayed in an amount of greater than or equal to 2 kg/square meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311159084.9A CN117186842A (en) | 2023-09-09 | 2023-09-09 | Novel dust suppressant with large dosage and high environmental protection performance and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311159084.9A CN117186842A (en) | 2023-09-09 | 2023-09-09 | Novel dust suppressant with large dosage and high environmental protection performance and use method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117186842A true CN117186842A (en) | 2023-12-08 |
Family
ID=88982975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311159084.9A Pending CN117186842A (en) | 2023-09-09 | 2023-09-09 | Novel dust suppressant with large dosage and high environmental protection performance and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117186842A (en) |
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2023
- 2023-09-09 CN CN202311159084.9A patent/CN117186842A/en active Pending
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