CN105602526A - Dust inhibitor - Google Patents
Dust inhibitor Download PDFInfo
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- CN105602526A CN105602526A CN201510828300.3A CN201510828300A CN105602526A CN 105602526 A CN105602526 A CN 105602526A CN 201510828300 A CN201510828300 A CN 201510828300A CN 105602526 A CN105602526 A CN 105602526A
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- dust
- dust inhibitor
- inhibitor
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Abstract
The invention relates to a dust inhibitor. The dust inhibitor comprises, by weight, 10 to 80% of polyoxyethylene alkyl ether, 1 to 20% of sulfonate, 0.01% to 10% of polyol and 10 to 80% of water. The dust inhibitor provided by the invention has stable chemical properties, low concentration, good effect, small toxicity, wettability and permeability; and the dust inhibitor is free of the risk of flammability, and is slightly irritant and mild.
Description
[technical field]
The present invention relates to a kind of for suppressing, prevent the composition of dust.
[background technology]
Along with the progress of technological innovation, machinery, when each industry extreme fast development, no matter be city, rural area, stillInside and outside factory, the pollution of dust is more serious, tuberculosis that dust may cause, the symptom such as poisoning, and it runs up to one in airFixed concentration also can produce blast under a stable condition, and crowd is caused to potential harm. Suppress airborne small solid(dust) or gas, or extremely make it disappear completely, keeping the cleaning of air, these contribute to respectively without doubtThe rationalization of factory's performance and production improves in enterprise.
In various mines, heat power station, structure demolition scene, coal exploitation scene, powder storage of substances institute, roadCarry out under dust suppresses generally to need to meet in the places such as the general factory of road, sports ground, stone pit, construction site, generation dustRow condition:
1, can dust and gas suppress before propagating in air.
2, the effect of avoiding the dust of piling up again to disperse.
3, harmless non-stimulated, without the inflammable danger that waits.
4, stable chemical nature.
5, the low effect of working concentration is good.
6, be easy to use.
7, contribute to as much as possible the rationalization of production, as improved factory's performance, improve working environment etc.
But, in the prior art, the dust prevention extensively adopting only for wearing mouth mask, diligently ventilate, interpolation precipitron, orDust is got wet or processed in water. But these measures are only for the dust of having propagated in air, and cannotCarrying out before propagating effectively suppresses. In addition, the dust of some kind is difficult to water-soluble, swims all the time in air.
[summary of the invention]
Main purpose of the present invention is before propagation and in propagating, suppresses the diffusion of dust.
Another object of the present invention is to make dust to be easier to occur sedimentation in water.
The present invention also has that nonflammable, malicious excitant is low, gentle, the effect under low concentration of stable chemical nature is good simultaneouslySpeciality.
To achieve these goals, invent a kind of dust inhibitor, by accounting for the polyxyethylated of gross weight 10-80%Ether, 1～20% sulfonate, the polyalcohol of 0.01%-10% and 10～80% water composition.
Described polyoxyethylene alkyl ether structure is RO-(CH2CH2O)n-H, wherein, R is that alkyl, the n that C counts 4-22 is certainlySo number and 2 < n < 20.
Described sulfonate is for containing sulfonic anion surfactant.
Described polyol structure is CnH2n+2-x(OH)x, wherein, x is natural number and x >=3, n is natural number and 2 < n <5。
Dust inhibitor chemical property of the present invention is highly stable, and low concentration also has good effect, has toxicity littleCharacteristic, has wettability and permeability. Without inflammable danger, excitant is quite low, as mild as a dove.
[brief description of the drawings]
Fig. 1 is water and the dust inhibitor solidification effect figure for powder;
Fig. 2 is the effect of settling schematic diagram of powder in water and dust inhibitor;
Fig. 3 is the effect of settling figure that has added the powder after the concentrated solution of the dust inhibitor that concentration is 0.1% in water;
Fig. 4 is the effect of settling figure that has added the powder after the concentrated solution of the dust inhibitor that concentration is 1% in water.
[detailed description of the invention]
Be described further for technical scheme of the present invention below in conjunction with embodiment, embodiment is only for explainingBe not intended to limit the scope of the invention.
The dust inhibitor formula adopting in the present embodiment is as follows:
By the polyoxyethylene alkyl ether that accounts for gross weight 10-80%, 1～20% sulfonate, the polyalcohol of 0.01%-10%And 10～80% water composition. Polyoxyethylene alkyl ether structure is RO-(CH2CH2O)n-H, wherein, R is the alkane that C counts 4-22Base, n are natural number and 2 < n < 20. Sulfonate is for containing sulfonic anion surfactant. Polyol structure isCnH2n+2-x(OH)x, wherein, x is natural number and x >=3, n is natural number and 2 < n < 5.
The test of being correlated with for the dust inhibitor in embodiment below:
One, on-the-spot dust inhibition test is dug in mine:
Dust inhibiting rate=[when (dust amount producing when dust amount-use of producing while making water is of the present invention)/make waterThe dust amount producing] × 100%
1, rice field granite tunnels mimic test (test of institute of industrial health of Japanese work province)
Compared with straight waterflooding, use dust inhibitor only to need 0.005% concentration just to have 72% inhibiting rate, evenUse other surfactants of 10 times of consumptions, effect difference when its effect and just water is little. (experimental result from:The report of the institute of industrial health of the mining industry meeting travel fatigue committee of Japan).
2, (Ministry of International Trade and Industry's resource technology experiment is trial for the test of the amphibolite sheet of the contained chromium of Japanese mining industry (strain) Hitachi's mining industryTest) Ro-ken: institute of industrial health of work province
Dust inhibitor under the low concentration that only contains 0.005% with water than the inhibiting rate having travel fatigue 84-86%.Only have under its condition of 1/20 in use amount compared with other surfactant, inhibition is substantially identical with it. (experiment knotFruit from: the resource engineering test of the Japanese mining industry meeting travel fatigue committee report)
3, each safeguard protection surveillance authority (Ministry of International Trade and Industry's test)
Measuring instrument: Tyndallo-scope
The dust inhibitor of above the results show, in the situation that consumption is few, still has good dust suppression effectReally.
4, the red flat mining industry of Sumitomo coal mining industry (strain) test (red flat mining industry experiment test)
Suppressing in the experiment of travel fatigue by the method for charcoal wall water flood, spraying, watering, respectively to full charcoal dirt and 5 μThe inhibiting rate of following trickle charcoal dirt is through having gone test.
The inhibition dust experiment of tunnel charcoal wall water flood:
Laundry detergents that water, dust inhibitor (0.01%) and cleaning clothes are used (sodium alkyl benzene sulfonate is main body,0.075%) measure the inhibiting rate to dust with the charcoal wall water injection rate of 800L:
Inhibiting rate while using spraying in tunnel:
The use amount of dust inhibitor 0.01～0.025% time, just has the effect of 75～85% inhibition dust, outstandingIt is that inhibition high to those danger, the small dust of granular size below 5 μ can reach more than 90% inhibitionRate.
5, the experiment (nineteen sixty-five enforcement) of carrying out in the smokeless mining industry of emerging product adret of space portion
Charcoal wall water flood and the mensuration of spraying experiment to charcoal dirt inhibiting rate
1) while adopting charcoal
2) the full charcoal dirt after treatment of spraying
3) the following small charcoal dirt of rear 5 μ is processed in spraying
Experimental result explanation just shows approximately with the dust inhibitor that low concentration was compared, added to water filling spraying aproll70% anti-dust effect, and also can reach 70% left and right to the inhibiting rate of the small dust below 5 μ.
Shown in above-mentioned experimental result, and compared with independent water filling the use amount of dust inhibitor between 0.015～0.005%Time, just have the effect of 60～70% inhibition dust, small below 5 μ of especially high to those danger, granular sizeThe inhibition of dust can reach more than 70～90% inhibiting rates
Two, the experiment of surface cure effect
Similar dust thing talcum powder 10g is placed on the plate of black, sample (water, add the aqueous solution of dust inhibitor)2g is sprayed on talcum powder, in same wind speed putting in blast for certain distance.
As shown in Figure 1, the aqueous solution of dust inhibitor with independent water than the effect with better curing powder.
Three, the experiment of high wetting osmotic effect
1, in two beakers, put into respectively water and added the aqueous solution of 0.075% dust inhibitor
The dust that weighs homogenous quantities, makes it to be suspended on liquid, observes the sedimentation time of dust
Comparison diagram 2 results prove, the dust suspending does not on the water have sedimentation, and the dust in the dust inhibitor aqueous solution existsIn short time, be settled down to beaker bottom completely.
2, the aqueous solution of putting into respectively water in two beakers and having added 0.1% dust inhibitor weighs homogenous quantitiesThe oil-soluble iron powder of 0.1g, makes it to be suspended on liquid, observes the sedimentation time of dust
Result is as shown in Figure 3:
It is complete at short notice that the dust that contrast suspends on the water is not deposited in dust in the dust inhibitor aqueous solutionBe settled down to beaker bottom
3, the aqueous solution of putting into respectively water in two beakers and having added 1% dust inhibitor weighs the 0.1g of homogenous quantitiesOil-soluble iron powder, make it to be suspended on liquid, observe sedimentation time of dust
Result is as shown in Figure 4:
It is complete at short notice that the dust that contrast suspends on the water is not deposited in dust in the dust inhibitor aqueous solutionBe settled down to beaker bottom.
Four, the scope of application of dust inhibitor
Five, sum up
In sum, experimental results show that by a series of dust inhibitor has powerful wetting action, and speedHurry up, efficiency is high. Permeability is superior fast for it, and scope is wide. Surface cure effect is showing, and can suppress dispersing of dust.Working concentration is low, remarkably productive. Dust inhibitor exploitation is at that time mainly used in the exploitation of coal and metallic ore, like thisCan improve the security of mining activity, reduction is the probability of happening of accident, protection personnel's safety. Dust inhibitor is with non-Ionic surface active agent is main, to person poultry harmless, nonirritant, nontoxicity.
Claims (4)
1. a dust inhibitor, is characterized in that by the polyoxyethylene alkyl ether that accounts for gross weight 10-80% 1～20% sulphurThe polyalcohol of hydrochlorate, 0.01%-10% and 10～80% water composition.
2. dust inhibitor as claimed in claim 1, is characterized in that described polyoxyethylene alkyl ether structure is RO-(CH2CH2O)n-H, wherein, R is that alkyl, the n that C counts 4-22 is natural number and 2 < n < 20.
3. dust inhibitor as claimed in claim 1, is characterized in that described sulfonate is for containing sulfonic anionSurfactant.
4. dust inhibitor as claimed in claim 1, is characterized in that described polyol structure is CnH2n+2-x(OH)x, itsIn, x is natural number and x >=3, n is natural number and 2 < n < 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828300.3A CN105602526A (en) | 2015-11-25 | 2015-11-25 | Dust inhibitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828300.3A CN105602526A (en) | 2015-11-25 | 2015-11-25 | Dust inhibitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105602526A true CN105602526A (en) | 2016-05-25 |
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ID=55982895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510828300.3A Pending CN105602526A (en) | 2015-11-25 | 2015-11-25 | Dust inhibitor |
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| CN (1) | CN105602526A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242805A (en) * | 2013-05-23 | 2013-08-14 | 北京嘉孚科技有限公司 | Novel environment-friendly road surface dust suppressant |
| CN104312538A (en) * | 2014-10-15 | 2015-01-28 | 北京华扬怡和科技有限公司 | Wet type dust suppressant for dust control |
| CN105062424A (en) * | 2015-08-03 | 2015-11-18 | 舒新前 | Antifoaming dust suppressant and preparation method thereof |
-
2015
- 2015-11-25 CN CN201510828300.3A patent/CN105602526A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103242805A (en) * | 2013-05-23 | 2013-08-14 | 北京嘉孚科技有限公司 | Novel environment-friendly road surface dust suppressant |
| CN104312538A (en) * | 2014-10-15 | 2015-01-28 | 北京华扬怡和科技有限公司 | Wet type dust suppressant for dust control |
| CN105062424A (en) * | 2015-08-03 | 2015-11-18 | 舒新前 | Antifoaming dust suppressant and preparation method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160525 |