CN104056393B - Red mud network gel foam mud fire-prevention extinguishing agent - Google Patents
Red mud network gel foam mud fire-prevention extinguishing agent Download PDFInfo
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- CN104056393B CN104056393B CN201410279193.9A CN201410279193A CN104056393B CN 104056393 B CN104056393 B CN 104056393B CN 201410279193 A CN201410279193 A CN 201410279193A CN 104056393 B CN104056393 B CN 104056393B
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- red mud
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- 239000006260 foam Substances 0.000 title claims abstract description 67
- 239000000843 powder Substances 0.000 claims abstract description 62
- 239000003063 flame retardant Substances 0.000 claims abstract description 48
- 229960000892 attapulgite Drugs 0.000 claims abstract description 41
- 239000004927 clay Substances 0.000 claims abstract description 41
- 239000004088 foaming agent Substances 0.000 claims abstract description 41
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 41
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000002131 composite material Substances 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 38
- 229920000742 Cotton Polymers 0.000 claims abstract description 26
- 238000005507 spraying Methods 0.000 claims abstract description 25
- 238000004887 air purification Methods 0.000 claims abstract description 13
- 239000010451 perlite Substances 0.000 claims abstract description 10
- 235000019362 perlite Nutrition 0.000 claims abstract description 10
- 230000008961 swelling Effects 0.000 claims abstract description 9
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000661 sodium alginate Substances 0.000 claims abstract description 7
- 235000010413 sodium alginate Nutrition 0.000 claims abstract description 7
- 229940005550 sodium alginate Drugs 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 23
- 239000000203 mixture Substances 0.000 claims description 19
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 17
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 8
- 230000020477 pH reduction Effects 0.000 claims description 6
- 229940008099 dimethicone Drugs 0.000 claims description 5
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 5
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 5
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 5
- 239000000347 magnesium hydroxide Substances 0.000 claims description 5
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 5
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 5
- 239000001117 sulphuric acid Substances 0.000 claims description 5
- 235000011149 sulphuric acid Nutrition 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 4
- 235000011152 sodium sulphate Nutrition 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 235000013312 flour Nutrition 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 239000003245 coal Substances 0.000 abstract description 23
- 238000002485 combustion reaction Methods 0.000 abstract description 9
- 238000002955 isolation Methods 0.000 abstract description 4
- 239000010408 film Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 7
- 238000010298 pulverizing process Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000005187 foaming Methods 0.000 description 5
- 238000005065 mining Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 231100000252 nontoxic Toxicity 0.000 description 4
- 230000003000 nontoxic effect Effects 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 229920002401 polyacrylamide Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 2
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 2
- 230000000274 adsorptive effect Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
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- 229920005989 resin Polymers 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
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- 239000002904 solvent Substances 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 206010000269 abscess Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 239000002671 adjuvant Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- HIGRAKVNKLCVCA-UHFFFAOYSA-N alumine Chemical compound C1=CC=[Al]C=C1 HIGRAKVNKLCVCA-UHFFFAOYSA-N 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 230000007953 anoxia Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
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- 239000003818 cinder Substances 0.000 description 1
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- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
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- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000004033 diameter control Methods 0.000 description 1
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- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a kind of red mud network gel foam mud fire-prevention extinguishing agent, its technical scheme is characterized by, by red mud composite type flame-retardant foaming agent, have that the attapulgite potter's clay powder of air purification function, inorfil spraying be cotton, red mud powder, colliery powder, swelling perlite powder, sodium alginate and water after acidifying forms.The dispensing of red mud network gel foam mud fire-prevention extinguishing agent being inputted in plough type batch mixer, high-speed stirred is red mud network gel foam mud fire-prevention extinguishing agent.Network gel foam mud is ejected into the coal seam of burning by inorfil flush coater, be conducive to generating the network gel foam mud film of a kind of globality during fire extinguishing, all the time the surface sticking to ore bed is covered, rapid isolation burning coal layer contacts with air, colliery is stoped to burn away, avoiding coal seam resume combustion, reach fire-retardant and fire extinguishing purpose, red mud network gel foam mud fire-prevention extinguishing agent is applicable to colliery, mine operation district and the fire extinguishing of forest.
Description
Technical field
The present invention relates to fire-prevention extinguishing agent, be specifically related to a kind of red mud network gel foam mud fire-prevention extinguishing agent.
Background technology
Mining exploitation has the advantages such as highly efficient and productive, low consumption, applies at China's a lot of coal production base popularity.But owing to the mining rate of this coal-mining method is big, it is many that residual coal is left in goaf, and height is big, leaks out serious, the series of problems, particularly fire such as insoluble fire, gas, dust often occurs.
Fire foam is divided into chemical foam, air foam, fluoroprotein foam, AFFF and water-resistant foam etc..
China Patent Publication No. CN 102614615A, publication date: on 08 01st, 2012, entitled " a kind of for complex foam extinguishing agent for coal mine ", disclose " a kind of for complex foam extinguishing agent for coal mine; to it is characterized in that: be made up of following raw materials according: major ingredient be concentration be 40%～60% ammonium hydrogen carbonate or sodium bicarbonate aqueous solution and concentrated sulphuric acid; mixing than 2:1～3:1 by Solute mass, adjuvant is stabilizer and foaming agent, and described supplementary product consumption is major ingredient gross weight 0.1%～2% ".
The weak point of above-mentioned patent is: although this extinguishing chemical coefficient of foaming can reach 20～200 times, foam stabilization time >=2.5h, but can only make " noble gas carbon dioxide foaming is at flame range internal diffusion and is full of its space; make oxygen concentration dramatic decrease in flame range; make flame range suffocate because of anoxia " at short notice, can not be truly realized contacting of isolation burning coal layer and air, prevention colliery burns away, avoid coal seam resume combustion, reach fire-retardant and fire extinguishing purpose.With ammonium hydrogen carbonate for the main raw material of extinguishing chemical, fire extinguishing procedure can discharge substantial amounts of ammonia, pollute the air of down-hole, be unfavorable for the health of operator.
Red mud is the contaminative waste residue discharged during aluminium industry extraction aluminium oxide, and average often produces 1 ton of aluminium oxide, incidentally produces 1.0～2.0 tons of red muds.The pH value of red mud is 10～12, and China is up to millions of tons as big alumina producing state of the world the 4th, the red mud of annual discharge.Substantial amounts of red mud can not sufficiently effective utilize, large-area stockyard can only be relied on to stack, occupy a large amount of soil, the production of the mankind, life are caused many impacts directly or indirectly by the generation of red mud, so reducing yield and the harm of red mud to greatest extent, it is achieved by all kinds of means, the resource of big quantity extremely the most urgent.
Gangue is thrown aside, takies tract, the effusion of sulfide in gangue or leach can atmosphere pollution, farmland and water body, hillock also can spontaneous combustion breaking out of fire, or in avalanche in rainy season, silt river up and cause disaster.
Summary of the invention
It is an object of the invention to overcome weak point in prior art, it is provided that a kind of red mud network gel foam mud fire-prevention extinguishing agent.
Red mud network gel foam mud fire-prevention extinguishing agent by red mud composite type flame-retardant foaming agent, have that the attapulgite potter's clay powder of air purification function, inorfil spraying be cotton, red mud powder, colliery powder, swelling perlite powder, sodium alginate and water after acidifying forms.
The production method of red mud network gel foam mud fire-prevention extinguishing agent: the dispensing of red mud network gel foam mud fire-prevention extinguishing agent being inputted in plough type batch mixer, high-speed stirred is red mud network gel foam mud fire-prevention extinguishing agent.
After the acidified process of red mud, red mud pH value controls, 5.5～8.0, to improve the utilization rate of red mud, turn waste into wealth.
Have that the attapulgite potter's clay powder of air purification function is glued attapulgite clay by height, attapulite constant humidity amendment, natural-minerals adsorptive filter medium, Cacumen Platycladi, aluminium silicate fiber peacekeeping polyacrylamide form；There is preferable caking property, plasticity, thixotropy, fire resistance and heat stability；Can effectively adsorb the healthy of the harmful substances such as formaldehyde in air, ammonia and benzene, protection environment and enhancement people.
High viscous attapulgite clay is the attapulgite clay that the processing technique using and improving viscosity of attapulgite clay produces, attapulgite clay is after dispensing stirs, input grinding machine carries out pulverizing for the viscous attapulgite clay powder of height, fineness of the particles≤0.074 millimeter.
High viscous attapulgite clay soil property is fine and smooth, has oily soapy, and light weight, property are crisp, fracture is conchoidal or irregular shape, and water absorption is strong, has viscosity and plasticity time wet, viscosity >=2200mPa the s of high viscous attapulgite clay powder, adhesive force is good, beneficially the bonding between raw material.
Hydrogen peroxide is commonly called as hydrogen peroxide, and outward appearance is colourless transparent liquid, is a kind of strong oxidizer, and the present invention selects mass fraction >=35% of industrial hydrogen peroxide.Substantial amounts of bubble can be generated after mixing with dispensings such as red mud powder and the attapulgite potter's clay powder with air purification function.
Magnesium hydroxide is a kind of white amorphous powder, discharge during by decomposes and combine water, absorb substantial amounts of latent heat, reduce synthetic material that it the is filled surface temperature in flame, there is the effect that suppression polymer decomposes and cools down produced fuel gas, decomposing the magnesium oxide generated is again good refractory material, also can help to improve the fire resistance of synthetic material, and the steam that it is released simultaneously also can be as a kind of smoke suppressant；Magnesium hydroxide have fire-retardant, press down cigarette, fill triple functions outstanding fire retardant.
Polyoxyethylenated alcohol sodium sulfate is soluble in water, has excellent decontamination, emulsifying, foam performance and hard water resistance performance, is a kind of anion surfactant.
Micronized polyethylene alcohol powder is a kind of white, powdery, stable, nontoxic high molecular weight water soluble polymer, and energy rapid solution, in normal-temperature water, forms stable colloid, and water is the solvent that polyvinyl alcohol is good.Polyvinyl alcohol has good film of making, and the film of formation has the adhesion of excellence, solvent resistance, rub resistance, tensile strength and oxygen barrier performance, it is possible to increase the viscosity of foam, there is certain foam stabilizing effect, and the product bulk strength using red mud composite type flame-retardant foaming agent to produce can be improved.
Dimethicone surface tension is little, water insoluble, chemical stability is good, nontoxic, it is a kind of defoamer and remover, for eliminating the invalid bubble generated in foaming process, improve the make rate of abscess, quick demoulding and prevent the mould that collapses when also helping cast foamed materials, carries out flame-retarding fire-extinguishing for fire-extinguishing location, can be without dimethicone.
Inorfil spraying cotton is that to utilize industrial waste slag (blast-furnace cinder or Copper Slag, aluminium ore slag etc.) be primary raw material, through fusing, uses the staple shape inorfil that the technique such as supercentrifugal process or blowing process makes.It has light weight, the feature such as heat conductivity is little, do not burn, mothproof, inexpensive, corrosion-resistant, chemical stability is good and sound absorbing capabilities is good.
Gangue is the solid waste of discharge during coal mining process and coal washing, the present invention uses gangue can increase the content of red mud network gel foam mud fire-prevention extinguishing agent aluminium oxide, improve the surface strength of network gel foam mud film, the present invention selects the colliery powder after pulverizing, fineness of the particles≤0.074 millimeter of colliery powder.
The fired expansion of perlite and become a kind of lightweight, multifunctional novel shaped material.Have that apparent density is light, heat conductivity is low, chemical stability is good, use that temperature range is wide, wettability power is little, and the feature such as nontoxic, tasteless, fire prevention, sound-absorbing.The present invention selects the swelling perlite powder after pulverizing, fineness of the particles≤0.074 millimeter of swelling perlite powder.
Sodium alginate is white or light tan powder, ratio can be dissolved in water arbitrarily, forms the thick water solution of good fluidity, beneficially red mud network gel foam mud fire-prevention extinguishing agent and quickly forms gelinite and strengthen the ability of its film forming.
The technical scheme is that:
1, the dispensing of red mud network gel foam mud fire-prevention extinguishing agent is made up of following component by weight percentage: red mud composite type flame-retardant foaming agent 5～55%, the cotton mixture of inorfil spraying 5～35% and water 20～90%.
The production method of red mud network gel foam mud fire-prevention extinguishing agent: the dispensing of red mud network gel foam mud fire-prevention extinguishing agent is inputted in plough type batch mixer, high-speed stirred is red mud network gel foam mud fire-prevention extinguishing agent, the speed controlling of plough type batch mixer is at 2400～2800 revs/min, and mixing time controlled at 2～20 minutes.
2, red mud composite type flame-retardant foaming agent dispensing is made up of following component by weight percentage: red mud composite type flame-retardant foaming agent paste 5～75%, hydrogen peroxide 1～35%, dimethicone 0～5% and water 1～85%.
The production method of red mud composite type flame-retardant foaming agent: will be stirred in red mud composite type flame-retardant foaming agent dispensing input homogenizer, the speed controlling of blender is at 1400～1800 revs/min, mixing time controls at 1～30 minute, for red mud composite type flame-retardant foaming agent after stirring, containing the most stable intensive bubble in red mud composite type flame-retardant foaming agent.
Red mud composite type flame-retardant foaming agent paste dispensing is made up of following component by weight percentage: red mud powder after acidifying 5～55%, there is the attapulgite potter's clay powder 5 of air purification function～45%, magnesium hydroxide 1～35%, polyoxyethylenated alcohol sodium sulfate 0.01～15%, micronized polyethylene alcohol powder 0.01～5% and water 5～55%.
The production method of red mud composite type flame-retardant foaming agent paste: will stir in red mud composite type flame-retardant foaming agent paste dispensing input low-speed mixer, the speed controlling of blender is at 600～800 revs/min, mixing time controls at 1～20 minute, for red mud composite type flame-retardant foaming agent paste after stirring, red mud composite type flame-retardant foaming agent paste produces part bubble.
Red mud composite type flame-retardant foaming agent is to use by " red mud composite type flame-retardant foaming agent " filed in the present inventor on 06 12nd, 2013, and China Patent Publication No. is: CN
103288479 A, publication date: on JIUYUE 11st, 2013.
3, the dispensing of the cotton mixture of inorfil spraying is made up of following component by weight percentage: inorfil spraying cotton 5～45%, red mud powder after acidifying 5～45%, colliery powder 5～35%, swelling perlite powder 2～25% and sodium alginate 0.01～5%.
The production method of the cotton mixture of inorfil spraying: by the dispensing input plough type batch mixer of cotton for inorfil spraying mixture, stirring at low speed is the cotton mixture of inorfil spraying, the speed controlling of plough type batch mixer is at 800～1000 revs/min, and mixing time controlled at 2～20 minutes.
4, the production method of red mud powder after acidifying: the 1. preparation of dilute sulfuric acid, is made up of following component by weight percentage: the sulphuric acid of concentration 98 5～35% and water 65～95%；2. the dispensing of acidification includes following component by weight percentage: red mud 55～85%, attapulgite clay 2～15% and dilute sulfuric acid 5～35%；3. the dispensing of acidification being inputted in blender and stir, inputting extruding in twin rollers after stirring is red mud tablet, thickness≤3 millimeter of tablet；4. carrying out roasting in being transported to the tablet of red mud turn round drying oven, roasting time is 1～3 hour, and sintering temperature controls at 320～550 DEG C, red mud tablet water content≤5% after roasting；5. red mud tablet after roasting inputs the red mud powder after being processed as acidifying in flour mill, and red mud powder fineness of the particles≤0.074 millimeter after acidifying, the percentage ratio of the sulphuric acid of concentration 98 is weight percentage.
The dispensing of the attapulgite potter's clay powder 5, with air purification function is made up of following component by weight percentage: high viscous attapulgite clay 35～60%, attapulite constant humidity amendment 10～35%, natural-minerals adsorptive filter medium 5～20%, Cacumen Platycladi 2～15%, alumina silicate fibre 1～5% and polyacrylamide 0.1～3%；There is the production method of the attapulgite potter's clay powder of air purification function: inputting in pulverizer after (1) the dispensing with the attapulgite potter's clay powder of air purification function being mixed and pulverize, the compound particles fineness after pulverizing is less than 0.5 millimeter；(2) being added by pulverulent mixture and soak in old pond that to carry out soaking old process with water be semi-finished product, soaking the old time controlled at 7～30 days；(3) being inputted by semi-finished product and be squeezed into cylindrical bar in vacuum-extruder, the diameter control of cylindrical bar is at 2～10 millimeters；(4) cylinder bar being input to cement threshing ground and carry out dry in the sun, the cylindrical bar water content after dry in the sun is less than 15%；(5) the cylindrical bar after dry in the sun inputs in grinding machine to carry out pulverizing be powder, and the fineness of the particles of powder is less than 0.074 millimeter, and PCm is weight percentage.
Having the attapulgite potter's clay powder of air purification function is to use by " having the attapulgite potter's clay powder of air purification function " filed in 25 days February in 2011 of the present inventor, and Chinese patent Authorization Notice No. is: CN
102173743 B, authorized announcement date: on July 25th, 2012.
High viscous attapulgite clay is the attapulgite clay that the processing technique using and improving viscosity of attapulgite clay produces, it is characterised in that from the attapulgite clay of mining area exploitation, need the weathering through 30～120 days；Modification processing method is: calculated in weight percent, takes the attapulgite clay after weathering 94～98%, is uniformly added into 2～6% sodium carbonate, in common input fermentation vat, adds clear water and carry out soaking ageing, and soak time is 72～120 hours；Take the attapulgite clay after immersion, input blender is stirred, and by the attapulgite clay after stirring, being extruded into thin slice through extruder, its THICKNESS CONTROL is at 0.5～2 millimeter, by attapulgite clay thin slice, carry out dry in the sun, the attapulgite clay thin slice after dry in the sun, its water content≤15%；Dispensing is calculated in weight percent: attapulgite clay after dry in the sun 94～98%, High hydrophilous resin 0.5～5% and cellulose 0.5～3%, above-mentioned dispensing is stirred, inputting in grinding machine after stirring and carry out pulverizing, fineness of the particles≤0.074 millimeter, PCm is weight percentage.
Above-mentioned production technology is to use " to be improved the processing technique of viscosity of attapulgite clay " by filed in 20 days June in 2005 of the present inventor, and Chinese patent Authorization Notice No. is: CN
1317067C, authorized announcement date: on May 23rd, 2007.
The detection method of high viscous attapulgite clay: take 28.0g attapulgite clay powder sample, add in the suspension cup of homogenizer, add 372g water, suspension cup is placed on homogenizer, stir 20 minutes under the rotating speed of 11000 revs/min, again by the beaker pouring 250mL through high-speed stirred sample suspension into, using NDJ-1 type rotating cylinder viscometer to carry out testing the viscosity of suspension, tested viscosity value >=2200 mPa s is high viscous attapulgite clay.
The present invention selects mass fraction >=35% of industrial hydrogen peroxide, takes production scene to add water and adjusts the dispensing percentage ratio of industrial hydrogen peroxide, advantageously reduce freight and production cost, improves the foaming quality of product.
First by the dispensing input plough type batch mixer of cotton for inorfil spraying mixture, stirring at low speed is the inorfil cotton mixture of spraying, be conducive to by cotton for inorfil spraying with acidifying after the uniform shredding of red mud powder, colliery powder, swelling perlite powder and sodium alginate, broken, stirring be mixed into one.
Red mud after acidifying has the advantages that preferable thixotropy, heat stability, plasticity, caking property and dry compression are high.After the acidified process of red mud, red mud pH value controls 6.5～7.5, can improve the utilization rate of red mud, not only can bring good economic benefit, environmental benefit and social benefit, and can realize turning waste into wealth.According to the needs of product quality, the red mud pH value after using sodium carbonate to adjust acidifying, method is simple.
Although red mud composite type flame-retardant foaming agent adds water after high-speed stirred at flame-retarding fire-extinguishing scene, can quickly discharge substantial amounts of gas, form cavernous foam mud, may be used for flame-retarding fire-extinguishing, but use merely red mud composite type flame-retardant foaming agent, may be only available for general fire-retardant on ground and fire extinguishing, and have its particularity for the material of fire extinguishing in colliery, require that fire-prevention extinguishing agent has preferable mobility, permeability, thixotropy and adhesion property, not only can put out a fire in colliery, also there is contacting of rapidly isolation burning coal layer and air, colliery is stoped to burn away, avoid the function of coal seam resume combustion.
The present invention constitutes a kind of novel red mud network gel foam mud fire-prevention extinguishing agent after being sprayed cotton design of mixture by red mud composite type flame-retardant foaming agent and inorfil, can quickly form the network gel foam mud of a kind of sticky porous.
Network gel foam mud is ejected into the coal seam of burning by inorfil flush coater, be conducive to generating the network gel foam mud film of a kind of globality during fire extinguishing, this network gel foam mud film is a kind of flexible thin film, the shape of thin film can be changed along with the displacement of ore bed, it is filled between float coal and the rock crevice of inbreak, blocking the passage that leaks out, minimizing is leaked out.
Network gel foam mud film covers the surface sticking to ore bed all the time, rapid isolation burning coal layer contacts with air, colliery is stoped to burn away, avoid coal seam resume combustion, reach fire-retardant and fire extinguishing purpose, and the pollution of harmful gas can be reduced, network gel foam mud film covers will not produce a large amount of water vapour on the surface of ore bed, there is not water gas blast and danger that water vapour is hurted sb.'s feelings.
During fire extinguishing, the at high temperature slow dehydration of network gel foam mud film produces steam, absorbs big calorimetric, it is thus possible to effectively reduce the temperature within coal seam, network gel foam mud film can keep certain wettability for a long time, prevent coal seam resume combustion；When after the network gel slow dehydration of foam mud film, spray water can be sprayed in network gel foam mud film surface in the past, in network gel foam mud film, High hydrophilous resin and cellulose water suction continue to expand, recovering and strengthen the fire extinguishing effect of network gel foam mud film, the effect of fire extinguishing will be more than more than 24 hours.
There is the raw materials such as the bentonite after the zeolite after the rice hulls after the attapulgite potter's clay powder of air purification function is glued attapulgite clay, quick dissolved sodium silicate, zeolite powder, acidifying by height, acidifying, attapulgite clay after the acidify, acidifying, the kieselguhr after acidifying, volcanic rock, alumine, Cacumen Platycladi, aluminium silicate fiber peacekeeping polyacrylamide form；There is preferable caking property, plasticity, thixotropy, fire resistance and heat stability, can effectively adsorb the healthy of harmful substance in air, protection environment and enhancement people.
The gas that red mud network gel foam mud fire-prevention extinguishing agent produces in foaming process is lighter than gel foam mud; have a certain amount of gas ionization on gel foam mud film upper strata; coal seam resume combustion below gel foam mud film will not be had a negative impact, and the oxygen contained in gas can help to protect, and miner or fire fighter's is healthy.
Red mud network gel foam mud fire-prevention extinguishing agent is the fire-retardant fireproofing extinguishing materials of a kind of high-quality, during carrying out fire extinguishing, do not produce carburization zone and flue gas, inorfil spraying cotton fiber in network gel foam mud film interweaves with other dispensing and is bonded as one, form the dimensional network structure with some strength and toughness, remain the integrity of network gel foam mud film, improve the efficiency of fire extinguishing.
Red mud network gel foam mud fire-prevention extinguishing agent is utilized to carry out fire extinguishing, technique is simple, equipment needed thereby is few, nontoxic, free from environmental pollution, there is preferable mobility, permeability, thixotropy and adhesion property, be conducive to freely burning fire and leak out serious mine scene application, not only can the most fire-retardant and fire extinguishing, also have adsorption cleaning air, reduce the function of mine environment pollution, meet coal mine underground coal bed preventing and treating spontaneous combustion and the requirement of fire, put out a fire fast and effectively and prevent coal seam resume combustion in time, it is ensured that mine safety.
Red mud network gel foam mud fire-prevention extinguishing agent, with red mud as primary raw material, not only contributes to improve resource utilization, turns waste into wealth, moreover it is possible to reduces land occupation, protection and environment purification, saves the energy, reduces production cost, increase economic efficiency.
Red mud network gel foam mud fire-prevention extinguishing agent is applicable to colliery, other mine operation district and the fire extinguishing of forest.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
1, the dispensing of red mud network gel foam mud fire-prevention extinguishing agent is made up of following component by weight percentage: the cotton mixture 21% of red mud composite type flame-retardant foaming agent 25%, inorfil spraying and water 54%.
The production method of red mud network gel foam mud fire-prevention extinguishing agent: the dispensing of red mud network gel foam mud fire-prevention extinguishing agent is inputted in plough type batch mixer, high-speed stirred is red mud network gel foam mud fire-prevention extinguishing agent, the speed controlling of plough type batch mixer is at 2400～2800 revs/min, and mixing time controlled at 10 minutes.
2, red mud composite type flame-retardant foaming agent dispensing is made up of following component by weight percentage: red mud composite type flame-retardant foaming agent paste 50%, hydrogen peroxide 8%, dimethicone 0% and water 42%.
The production method of red mud composite type flame-retardant foaming agent: will be stirred in red mud composite type flame-retardant foaming agent dispensing input homogenizer, the speed controlling of blender is at 1400～1800 revs/min, mixing time controls at 8 minutes, for red mud composite type flame-retardant foaming agent after stirring.
Red mud composite type flame-retardant foaming agent paste dispensing is made up of following component by weight percentage: red mud powder 34% after acidifying, have the attapulgite potter's clay powder 16% of air purification function, magnesium hydroxide 6%, polyoxyethylenated alcohol sodium sulfate 2%, micronized polyethylene alcohol powder 0.5% and water 41.5%.
The production method of red mud composite type flame-retardant foaming agent paste: will stir in red mud composite type flame-retardant foaming agent paste dispensing input low-speed mixer, the speed controlling of blender is at 600～800 revs/min, mixing time controls at 12 minutes, for red mud composite type flame-retardant foaming agent paste after stirring.
3, the dispensing of the cotton mixture of inorfil spraying is made up of following component by weight percentage: red mud powder 32%, colliery powder 24%, swelling perlite powder 5% and the sodium alginate 1% after inorfil spraying cotton 38%, acidifying.
The production method of the cotton mixture of inorfil spraying: by the dispensing input plough type batch mixer of cotton for inorfil spraying mixture, stirring at low speed is the cotton mixture of inorfil spraying, the speed controlling of plough type batch mixer is at 800～1000 revs/min, and mixing time controlled at 10 minutes.
4, the production method of the red mud powder after acidifying: the 1. preparation of dilute sulfuric acid, is made up of following component: the sulphuric acid 12% of concentration 98 and water 88% by weight percentage；2. the dispensing of acidification includes following component by weight percentage: red mud 80%, attapulgite clay 8% and dilute sulfuric acid 12%；3. the dispensing of acidification being inputted in blender and stir, inputting extruding in twin rollers after stirring is red mud tablet, thickness≤3 millimeter of tablet；4. carrying out roasting in being transported to the tablet of red mud turn round drying oven, roasting time is 2 hours, and sintering temperature controls at 350～400 DEG C, red mud tablet water content≤2% after roasting；5. the red mud tablet after roasting is inputted the red mud powder after being processed as acidifying in flour mill, fineness of the particles≤0.074 millimeter of the red mud powder after acidifying.
Claims (4)
1. a red mud network gel foam mud fire-prevention extinguishing agent, it is characterized in that, the dispensing of red mud network gel foam mud fire-prevention extinguishing agent is made up of following component by weight percentage: red mud composite type flame-retardant foaming agent 5～55%, the cotton mixture of inorfil spraying 5～35% and water 20～90%；
Described red mud composite type flame-retardant foaming agent dispensing is made up of following component by weight percentage: red mud composite type flame-retardant foaming agent paste 5～75%, hydrogen peroxide 1～35%, dimethicone 0～5% and water 1～85%；The production method of red mud composite type flame-retardant foaming agent: will be stirred in red mud composite type flame-retardant foaming agent dispensing input homogenizer, the speed controlling of blender is at 1400～1800 revs/min, mixing time controls at 1～30 minute, for red mud composite type flame-retardant foaming agent after stirring；
Red mud composite type flame-retardant foaming agent paste dispensing is made up of following component by weight percentage: red mud powder after acidifying 5～55%, there is the attapulgite potter's clay powder 5 of air purification function～45%, magnesium hydroxide 1～35%, polyoxyethylenated alcohol sodium sulfate 0.01～15%, micronized polyethylene alcohol powder 0.01～5% and water 5～55%；The production method of red mud composite type flame-retardant foaming agent paste: will stir in red mud composite type flame-retardant foaming agent paste dispensing input low-speed mixer, the speed controlling of blender is at 600～800 revs/min, mixing time controls at 1～20 minute, for red mud composite type flame-retardant foaming agent paste after stirring；
The dispensing of the cotton mixture of described inorfil spraying is made up of following component by weight percentage: inorfil spraying cotton 5～45%, red mud powder after acidifying 5～45%, colliery powder 5～35%, swelling perlite powder 2～25% and sodium alginate 0.01～5%；The production method of the cotton mixture of inorfil spraying: by the dispensing input plough type batch mixer of cotton for inorfil spraying mixture, stirring at low speed is the cotton mixture of inorfil spraying, the speed controlling of plough type batch mixer is at 800～1000 revs/min, and mixing time controlled at 2～20 minutes.
Red mud network gel foam mud fire-prevention extinguishing agent the most according to claim 1, it is characterized in that, the production method of the red mud powder after acidifying: the 1. preparation of dilute sulfuric acid, is made up of following component by weight percentage: the sulphuric acid of concentration 98 5～35% and water 65～95%；2. the dispensing of acidification includes following component by weight percentage: red mud 55～85%, attapulgite clay 2～15% and dilute sulfuric acid 5～35%；3. the dispensing of acidification being inputted in blender and stir, inputting extruding in twin rollers after stirring is red mud tablet, thickness≤3 millimeter of tablet；4. carrying out roasting in being transported to the tablet of red mud turn round drying oven, roasting time is 1～3 hour, and sintering temperature controls at 320～550 DEG C, red mud tablet water content≤5% after roasting；5. the red mud tablet after roasting is inputted the red mud powder after being processed as acidifying in flour mill, red mud powder fineness of the particles≤0.074 millimeter after acidifying.
Red mud network gel foam mud fire-prevention extinguishing agent the most according to claim 1, it is characterised in that fineness of the particles≤0.074 millimeter of colliery powder, fineness of the particles≤0.074 millimeter of swelling perlite powder.
The production method of red mud network gel foam mud fire-prevention extinguishing agent the most according to claim 1, it is characterized in that, the dispensing of red mud network gel foam mud fire-prevention extinguishing agent is inputted in plough type batch mixer, high-speed stirred is red mud network gel foam mud fire-prevention extinguishing agent, the speed controlling of plough type batch mixer is at 2400～2800 revs/min, and mixing time controlled at 2～20 minutes.
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| CN110256875B (en) * | 2019-06-27 | 2021-01-15 | 广西福宝信科技有限公司 | Composite modifier capable of improving oxygen index and application method of composite modifier in preparation of modified red mud for coating |
| CN111603716B (en) * | 2020-05-21 | 2021-07-27 | 北京凌天智能装备集团股份有限公司 | Naturally degradable high-molecular gel water-based extinguishing agent |
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| CN102114316B (en) * | 2010-12-22 | 2012-07-25 | 北京林丰源生态园林绿化工程有限公司 | Fire proofing and extinguishing agent composite for mine and preparation and use method thereof |
| CN103274626B (en) * | 2013-05-27 | 2014-11-05 | 许盛英 | Red mud flame retardant foaming agent |
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