CN102886114A - General A-type foam extinguishing agent easy to degrade - Google Patents
General A-type foam extinguishing agent easy to degrade Download PDFInfo
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- CN102886114A CN102886114A CN2012104395788A CN201210439578A CN102886114A CN 102886114 A CN102886114 A CN 102886114A CN 2012104395788 A CN2012104395788 A CN 2012104395788A CN 201210439578 A CN201210439578 A CN 201210439578A CN 102886114 A CN102886114 A CN 102886114A
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Abstract
The invention discloses a general A-type foam extinguishing agent easy to degrade. The general A-type foam extinguishing agent easy to degrade comprises the following components in parts by weight: 8%-25% of main foaming agents, 5%-20% of auxiliary foaming agents, 20%-40% of cosolvents, 0.1%-5% of foam stabilizers and the balance of water, and also comprises a proper amount of wetting penetrating agents, corrosion inhibitors and preservatives. The foam extinguishing agent has the characteristics of excellent fire extinguishing, heat-insulation protection performance and low toxicity, and can be used for rapidly fighting commonly-seen solid fire and liquid fire.
Description
Technical field
The invention belongs to extinguishing chemical, especially relate to a kind of universal easy degraded class A foam extinguishing chemical.
Background technology:
Fire foam is a kind of fire extinguishing equipment of all kinds of solids, liquid fire of putting out a fire to save life and property that is mainly used in, and plays an important role aspect assuring the safety for life and property of the people, and the class A foam extinguishing chemical is mainly used in the solid fire of putting out a fire to save life and property.
Once the class A foam extinguishing chemical bubble jet that had report fully to foam imposes on the building, can utilize the air pocket of assembling in the bubble to stop the heat radiation of extraneous burning things which may cause a fire disaster, thereby avoid building to be ignited by the adjacent building that catches fire, but for obtaining this heat insulation protection effect, need foam to possess high stability and high-foaming multiple.In addition, the class A foam extinguishing chemical mainly is configured in class A foam fire fighting truck (also being called the fighting fires with compressed-air foam car) at present, if the class A foam extinguishing chemical is possessed simultaneously put out a fire to save life and property ability flammable, the flammable liquid fire, then can expand preferably the class A foam fire fighting truck fire extinguishing operation scope of application, so that the class A foam fire fighting truck all can be set out to fight when solid fire or liquid fire occur, its adaptability was even more ideal when solid-liquid mixing fire (such as automobile fire) particularly occured.Therefore, the function that the class A foam extinguishing chemical is had concurrently put out a fire to save life and property category-A fire and category-B fire then can further enlarge fire extinguishing and the protection fight capability of fire department, successfully manages the scene of a fire situation of all kinds of complexity.
It should be noted that fire foam as a class chemicals, the environmental-protecting performances such as its biological degradability, ecological toxicity come into one's own day by day.In fact, all there is the risk that is released in the natural environment in fire foam in its whole life cycle of producing, store, use or discarding, environment is brought potential threat.For example, fire foam is after use the scene of fire, and contained chemical constituent will flow into river, lake, sewerage system etc. along with water for fire extinguishing, perhaps permeate the ground.Only take Dalian 7 ﹒, 16 fire in 2010 as example, namely have more than 1,000 ton of fire foam to be discharged in Adjacent Sea and the groundwater environment by fire extinguishing procedure, preliminary environmental assessment allows of no optimist.And for example, Switzerland's tire warehouse breaking out of fire in 1987 has used 750 tons of synthesis type fire foams just to control the intensity of a fire, but the fish that fire foam flows in 50 kilometer range of downstream are almost all dead.Similarly situation occurred in chemicals industrial fire of Britain in 1992 is disposed equally.In fact, fire foam is wherein contained organic compound to the basic reason that environment produces potential hazard, and such material will be to environment.
Summary of the invention:
The present invention discloses a kind of universal easy degraded class A foam extinguishing chemical according to the effect technical problem single and the pollution natural environment that existing class A foam extinguishing chemical exists, and this fire foam has the characteristics of excellent fire extinguishing, heat insulation barrier propterty and low toxicity.
Universal easy degraded class A foam extinguishing chemical of the present invention comprises main foaming agent, auxiliary blowing agent, cosolvent, stabilizing agent and water, and its percentage by weight consists of: main foaming agent 8%-25%, auxiliary blowing agent 5%-20%, cosolvent 20%-40%, foam stabiliser 0.1%-5%, water, surplus;
Described main foaming agent is a kind of of aliphatic alcohol sulfate, fatty alcohol sulfonate, alpha-sulfo fatty acid methyl ester sodium salt, carboxybetaine or sulfobetaines, wherein:
Aliphatic alcohol sulfate is lauryl sodium sulfate, ammonium lauryl sulfate or octyl sodium sulphate;
Fatty alcohol sulfonate is dodecyl sodium sulfate, dodecyl sulphate potassium or myristyl sodium sulfonate;
Alpha-sulfo fatty acid methyl ester sodium salt is alpha-sulfo methyl laurate sodium salt or alpha-sulfo myristic acid methyl ester sodium salt;
Carboxybetaine is dodecyldimethylammonium hydroxide inner salt or octyl dimethyl betaine;
Sulfobetaines is dodecyl dimethyl sulfopropyl betaine or myristyl dimethyl sulfopropyl betaine;
Described auxiliary blowing agent is a kind of of fatty alcohol polyoxyethylene ether sulfate, alpha-alkene sulfonate or APG, wherein:
Fatty alcohol polyoxyethylene ether sulfate is ethoxylated dodecyl alcohol sodium sulphate or n-octyl alcohol polyethenoxy ether sodium sulfate;
Alpha-alkene sulfonate is C
8-10Alpha-alkene sulfonate, C
12Alpha-alkene sulfonate or C
12-14Alpha-alkene sulfonate;
APG is C
8-10APG, C
12APG or C
12-14APG;
Described cosolvent is a kind of or choose any one kind of them ether and the alcohol in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol, the isobutanol;
Described foam stabiliser be a kind of in xanthans, Arabic gum, guar gum, peach gum, pectin, konjac glucomannan, gellan gum, carragheen, sodium alginate, cornstarch, carboxymethyl cellulose, hydroxypropyl methylcellulose, methylcellulose, ethyl cellulose, straight chained alkyl alkylolamides or the higher alcohols or or optional two kinds and more than, wherein:
The straight chained alkyl alkylolamides is fatty monoethanol amide or fatty acid distribution of coconut oil diglycollic amide; Higher alcohols are n-octyl alcohol or Decanol, laruyl alcohol or tetradecanol.
Described universal easy degraded class A foam extinguishing chemical contains wetting and penetrating agent, described wetting and penetrating agent is a kind of in Aerosol OT (AOT), disecoctylmaleate sodium sulfonate (T), AEO (JFC), dibenzyl multiple phenol polyethenoxy ether (BS), NPE (NP) or the OPEO (OP), and its weight percent content is 0.5%-2%.
Described universal easy degraded class A foam extinguishing chemical contains corrosion inhibiter, and described corrosion inhibiter is a kind of in aspartic acid, cinnamic acid, lauroyl sarcosine or the S-carboxyethyl sulfo-butanedioic acid, and its weight percent content is 0.2%-2%.
Described universal easy degraded class A foam extinguishing chemical contains anticorrisive agent, and described anticorrisive agent is methyl p-hydroxybenzoate, ethyl-para-hydroxybenzoate or a kind of in hydroxyl the third propyl formate, and its weight percent content is 0.1%-2%.
The class A foam extinguishing chemical uses after usually mixing with water with the mixing ratio of 0.1%-1.0%, far below the mixing ratio of traditional fire foam such as aqueous film-forming foam extinguishing agent and protein foam extinguishing agent 3% or 6%.Therefore, if at lower premix than making the class A foam extinguishing chemical obtain better foam performance under the condition, necessarily require selected blowing agent to possess preferably foam performance.
According to the surface chemistry field experience arranged, when two or more hc-surfactant is composite, often can obtain than the more excellent foam performance of single a kind of surfactant wherein.Therefore use main foaming agent and the composite means of auxiliary blowing agent among the present invention, give the foam performance of final products excellence, thereby make it under lower working concentration, can possess desirable foam performance.Furthermore, for the relation of surfactant structure and its foaming capacity, the common conclusions of current surface chemistry research and generally be familiar with as follows: for the surfactant homologue, the hydrophobic chain carbon number increases (1), reduces capillary efficient and increases; (2) introduce branch in the hydrophobic group carbochain, can reduce foaming capacity; (3) anion surfactant and amphoteric surfactant generally have preferably foamability, and non-ionic surface active agent takes second place, and cationic surfactant is the most weak.And consider from biological degradability and the ecological toxicity angle of surfactant, then notice: the biological degradability of a. surfactant is mainly determined by hydrophobic grouping; B. degradation property increases along with the increase of hydrophobic group linear degree; C. hydrophobic chain length is also influential to degradability, when alkyl chain length at C
6-C
14Between the most easily the degraded; D. cationic surface active agent easily biological-degradable least; E. cationic surface active agent toxicity is the highest, and anionic is placed in the middle, and nonionic and amphoteric surfactant toxicity are generally on the low side; F. for aquatile, the toxicity of nonionic surface active agent is higher than anionic surfactant generally.Amid all these factors, suitable hc-surfactant as main foaming agent should possess: a. hydrophobic main chain is linear chain structure; B. hydrophobic main chain length is at C
8-C
14Between; C. relatively suitable ionic structure is anion or both sexes.
Based on above understanding, the present invention has selected to meet following 5 kinds of main foaming agents of above-mentioned requirements: (1) aliphatic alcohol sulfate, its general formula are ROSO
3M, the length of straight chain type R is at C
8-C
14Between, M is Na
+, K
+Or NH4
+(2) fatty alcohol sulfonate, its general formula are ROSO
2M, the length of straight chain type R is at C
8-C
14Between, M is Na
+, K
+Or NH
4 +(3) alpha-sulfo fatty acid methyl ester sodium salt, its general formula are RCH(SO
3Na) COOCH
3, wherein the length of straight chain type R is at C
8-C
14Between.(4) carboxybetaine, general formula are RN
+(CH
3)
2(CH
2)
nCOO
-, the length of straight chain type R is at C
10-C
14Between, n=1-3; (5) sulfobetaines, its general formula are RN
+(CH
3)
2(CH
2)
mSO
3 -, the length of straight chain type R is at C
10-C
14Between, n=1-3.
It is another significant design thought of the present invention that auxiliary blowing agent is set: (1) lower surface tension is very important for the fire foam liquid fire of putting out a fire to save life and property, and reduction surface tension component commonly used is fluorine surfactant at present.But because the well-known environmental persistence of fluorine surfactant is used by a plurality of international environmental convention restrictions.Therefore be to select a significant consideration of auxiliary blowing agent by two kinds of composite surface tension that reduce of hc-surfactant; (2) furthermore, present known amphoteric surfactant, non-ionic surface active agent and anionic part surfactant have good compound property; (3) water quality of considering fire water supply in the actual fire extinguishing procedure varies, and therefore auxiliary blowing agent should possess preferably resistance to hard water, remedies the deficiency of part main foaming agent aspect resistance to hard water, enlarges application range of products, reduces the requirement to water quality.In this regard, comparatively suitable blowing agent component is similarly amphoteric surfactant, non-ionic surface active agent and anionic part surfactant.
Based on above understanding, the present invention has selected to meet following 3 kinds of auxiliary blowing agents of above-mentioned requirements: (1) fatty alcohol polyoxyethylene ether sulfate, its general formula are RO (C
2H
4O)
nSO
4Na, the length of straight chain type R is at C
8-C
14Between, n=1-4; (2) alpha-alkene sulfonate, the length of its straight chain type R is at C
8-C
14Between; (3) APG, its general formula are RO (G)
n, wherein the length of straight chain type R is at C
8-C
14Between, G is sugar unit, n 〉=2.
Cosolvent is a class component that all contains in nearly all fire foam product.Generally speaking, the toxicity great majority of the polyalcohol ethers such as diethylene glycol monomethyl ether, diethylene glycol monobutyl ether, propylene glycol monomethyl ether and DPG dimethyl ether commonly used are being low to moderate between little poison.For example the DPG dimethyl ether just belongs to the green organic solvent of European Union/U.S.'s approval.In particular for making universal easy degraded class A foam extinguishing chemical of the present invention obtain relatively low freezing point, it also can be used under more harsh environment, the mixture of ether and alcohol is more excellent as the cosolvent effect.
In order to make fire foam possess the stability of height, thereby effectively bring into play its heat insulation protective action and to the covering effect of liquid evaporation, so foam stabiliser is a kind of component of interpolation required in this invention.Fire foam is the aggregation of a large amount of micro-bubbles, and it is the process that energy is introduced that foam solution changes foam into, so foam is a thermodynamic unstable system, and its essence is impossible stable.The process that foam destroys mainly be separate liquid liquid film by thick attenuation until the process of breaking, so the stability of foam depends mainly on the intensity of speed and the liquid film of discharge opeing.Improving the stability of foam by adding respective substance increase liquid film elasticity and liquid film viscosity, is steady bubble means the most commonly used at present.The foam stabiliser that the present invention selects is polymer substance and straight chained alkyl alkylolamides or the straight-chain alkyl alcohol with character of thickening, tackify.Wherein natural high molecular substance is almost non-toxic and have excellent biological degradability, and straight chained alkyl alkylolamides, its general formula are RON (CH
2CH
2OH)
2, the length of straight chained alkyl R is at C
8-C
18Between, wherein the most commonly used is fatty acid distribution of coconut oil diglycollic amide (commodity by name 6501).Higher alcohols then are a kind of straight chained alkyl primary alconols, and its general formula is ROH, and the length of straight chained alkyl R is at C
8-C
18Between.
The present invention adds an amount of wetting and penetrating agent, corrosion inhibiter and anticorrisive agent according to using and storing needs of described universal easy degraded class A foam extinguishing chemical.
Add an amount of wetting and penetrating agent and be conducive to improve the extinguishing property that the present invention is directed to solid fire, make it more effective to the solid fire that the deep fire easily occurs for timber, fabric stacking etc.Although the main foaming agent of this fire foam and auxiliary blowing agent are hydrocarbon class surfactant, but its hydrophilic radical is usually terminal at alkyl chain, its wetting effectiveness is not as the hydrocarbon class surfactant of hydrophilic radical in the alkyl chain centre position, for example, wetting and penetrating agent Aerosol OT (AOT) commonly used, chemical constitution is:
Therefore adding an amount of Aerosol OT can obviously improve fire foam of the present invention for the extinguishing property of solid fire.The disecoctylmaleate sodium sulfonate that the present invention selects is commonly called as fast penetrant T and also belongs to this type of bleeding agent.The nonionic surface active agent of the types such as the fatty alcohol that contains the polyoxyethylene chain link that the present invention selects, mercaptan all is preferably wetting agents of effect when contained oxygen ethene trees are suitable.The present invention select as possessing general formula R O (CH
2CH
2O)
nH, R are C
8-C
10Alkyl, the wetting and penetrating agent JFC of n=6-8 as a kind of efficient wetting and penetrating agent, has preferably acid and alkali-resistance, stability in hard water energy and compatibility.This type of bleeding agent that contains the polyoxyethylene chain link also comprises the multiple phenol polyethenoxy ether (BS) of dibenzyl, NPE (NP), OPEO (OP).
For reducing this universal easy degraded class A foam extinguishing chemical the corrosion of packaging container of metal is added corrosion inhibiter in right amount, need with the storage that guarantees fire foam.Selected aspartic acid, cinnamic acid, lauroyl flesh ammonia, the S-carboxyethyl sulfo-butanedioic acid of the present invention is environmentally friendly corrosion inhibiter, possesses the characteristics such as low toxicity, easy degraded, purpose according to the invention.
When adopting aforementioned natural high molecular substance as this universal easy degraded class A foam extinguishing chemical foam stabiliser, should add in right amount anticorrisive agent, undergo no deterioration within the shelf life of regulation to guarantee product.The selected methyl p-hydroxybenzoate of the present invention, ethyl-para-hydroxybenzoate or hydroxyl the third propyl formate all be can be used as anticorrisive agent in the food additives, toxicity is extremely low, biological degradability is good, and stronger to mould, saccharomycetic restraint, purpose according to the invention.
Universal easy degraded class A foam extinguishing chemical of the present invention is on the basis of satisfying the basic function characteristic, take into account biological degradability and the toxicology characteristic of each component, thereby final products had meet the remarkable result of expection: (1) can put out a fire to save life and property fast common solid fire and liquid fire, particularly in the situation that do not use any fluorine surfactant just to possess to put out a fire to save life and property preferably common liquid fire ability, and after having added efficient wetting and penetrating agent, then very effective for the solid deep fire of putting out a fire to save life and property; (2) can put on the neighbour building of catching fire and building, performance effectively insulating protective action; (3) foamite amount is low, under 0.1%-0.3% mixing ratio condition, namely can be used for putting out a fire to save life and property of common solid fire, under 0.5%-0.8% mixing ratio condition, namely can be used for putting out a fire to save life and property of common liquid fire, and when mixing ratio is 1.0%, can produce that coefficient of foaming is high, the foam of thickness very, be used for the heat insulation protection of building; (4) through testing identity, universal easy degraded class A foam extinguishing chemical of the present invention also has excellent biodegradability and lower toxicity possessing on excellent fire extinguishing, the barrier propterty basis, belongs to environmentally friendly efficient foam extinguishing chemical; (5) with low cost, each component is all added by a certain percentage and is got final product during preparation, does not have accessory substance and discarded object, and production process is pollution-free.
The specific embodiment
Further specify the present invention below in conjunction with embodiment.
Embodiment 1:
Universal easy degraded class A foam extinguishing chemical, each weight percent content that forms is main foaming agent 8% take gross weight, auxiliary blowing agent 20%, cosolvent 20%, foam stabiliser 0.1%, wetting and penetrating agent 0.1%, corrosion inhibiter 0..2%, anticorrisive agent 0.1%, all the other are water.
Wherein:
Main foaming agent is aliphatic alcohol sulfate, specifically lauryl sodium sulfate, ammonium lauryl sulfate or octyl sodium sulphate.
Auxiliary blowing agent is fatty alcohol polyoxyethylene ether sulfate, specifically ethoxylated dodecyl alcohol sodium sulphate or n-octyl alcohol polyethenoxy ether sodium sulfate.
Cosolvent is a kind of in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol or the isobutanol.
Foam stabiliser is a kind of in xanthans, Arabic gum, guar gum, peach gum, pectin, konjac glucomannan, gellan gum, carragheen, sodium alginate, cornstarch, carboxymethyl cellulose, hydroxypropyl methylcellulose, methylcellulose or the ethyl cellulose.
Wetting and penetrating agent is a kind of of Aerosol OT (AOT), disecoctylmaleate sodium sulfonate (T), AEO (JFC), dibenzyl multiple phenol polyethenoxy ether (BS), NPE (NP) or OPEO (OP).
Corrosion inhibiter is aspartic acid.
Anticorrisive agent is methyl p-hydroxybenzoate.
The processing method of embodiment 1:
(1) prepares by weight percentage main foaming agent, auxiliary blowing agent, cosolvent, foam stabiliser, wetting and penetrating agent, corrosion inhibiter, anticorrisive agent and water.
(2) foam stabiliser with natural high molecular substance is added to the water, and swelling is spent the night.
(3) in auger tank, add cosolvent, under the condition that stirs, add successively wetting and penetrating agent, corrosion inhibiter, continue to stir 1h.
(4) add main foaming agent, auxiliary blowing agent and foam stabiliser, the anticorrisive agent of the natural high molecular substance of swelling in the auger tank, add water to content, continue to be stirred to that solution is transparent gets final product.
Embodiment 2:
Universal easy degraded class A foam extinguishing chemical, each weight percent content that forms is main foaming agent 12% take gross weight, auxiliary blowing agent 15%, cosolvent 25%, foam stabiliser 1%, wetting and penetrating agent 0.8%, corrosion inhibiter 0.5%, anticorrisive agent 1%, all the other are water.
Wherein:
Main foaming agent is fatty alcohol sulfonate, specifically dodecyl sodium sulfate, dodecyl sulphate potassium or myristyl sodium sulfonate.
Auxiliary blowing agent is alpha-alkene sulfonate, specifically C
8-10Alpha-alkene sulfonate, C
12Alpha-alkene sulfonate or C
12-14Alpha-alkene sulfonate.
Cosolvent is choose any one kind of them in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol, the isobutanol ether and alcohol mixing, and ratio is not limit.
Foam stabiliser is to choose two kinds mixing in xanthans, Arabic gum, guar gum, peach gum, pectin, konjac glucomannan, gellan gum, carragheen, sodium alginate, cornstarch, carboxymethyl cellulose, hydroxypropyl methylcellulose, methylcellulose, the ethyl cellulose wantonly, and ratio is not limit.
Corrosion inhibiter is a day cinnamic acid.
Anticorrisive agent is ethyl-para-hydroxybenzoate or a kind of in hydroxyl the third propyl formate.
Processing method is with embodiment 1.
Embodiment 3:
Universal easy degraded class A foam extinguishing chemical, each weight percent content that forms is main foaming agent 17% take gross weight, auxiliary blowing agent 12%, cosolvent 30%, foam stabiliser 2%, wetting and penetrating agent 1.2%, corrosion inhibiter 1%, anticorrisive agent 2%, all the other are water.
Wherein:
Main foaming agent is alpha-sulfo fatty acid methyl ester sodium salt, specifically alpha-sulfo methyl laurate sodium salt or alpha-sulfo myristic acid methyl ester sodium salt.
Auxiliary blowing agent is APG, specifically C
8-10APG, C
12APG or C
12-14APG.
Cosolvent is choose any one kind of them in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol, the isobutanol ether and pure mixing, and ratio is not limit.
Foam stabiliser is optional several mixing in xanthans, Arabic gum, guar gum, peach gum, pectin, konjac glucomannan, gellan gum, carragheen, sodium alginate, cornstarch, carboxymethyl cellulose, hydroxypropyl methylcellulose, methylcellulose, the ethyl cellulose, and ratio is not limit.
Corrosion inhibiter is lauroyl sarcosine.
Anticorrisive agent is to hydroxyl the third propyl formate.
Processing method is with embodiment 1.
Embodiment 4:
Universal easy degraded class A foam extinguishing chemical, each weight percent content that forms is main foaming agent 22% take gross weight, auxiliary blowing agent 8%, cosolvent 32%, foam stabiliser 3%, wetting and penetrating agent 1.5%, corrosion inhibiter 1.2%, all the other are water.
Wherein:
Main foaming agent is carboxybetaine, specifically dodecyldimethylammonium hydroxide inner salt or octyl dimethyl betaine.
Auxiliary blowing agent is fatty alcohol polyoxyethylene ether sulfate, specifically ethoxylated dodecyl alcohol sodium sulphate or n-octyl alcohol polyethenoxy ether sodium sulfate.
Cosolvent is choose any one kind of them in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol, the isobutanol ether and alcohol mixing.
Foam stabiliser is the straight chained alkyl alkylolamides, and fatty monoethanol amide or fatty acid distribution of coconut oil diglycollic amide is a kind of specifically.
Corrosion inhibiter is S-carboxyethyl sulfo-butanedioic acid.
The processing method of embodiment 4:
(1) prepares by weight percentage main foaming agent, auxiliary blowing agent, cosolvent, foam stabiliser, wetting and penetrating agent, corrosion inhibiter and water.
(2) in auger tank, add cosolvent, under the condition that stirs, add successively wetting and penetrating agent, corrosion inhibiter, continue to stir 1h.
(3) in auger tank, add main foaming agent, auxiliary blowing agent and foam stabiliser, add water to content, continue to be stirred to that solution is transparent gets final product.
Embodiment 5:
Universal easy degraded class A foam extinguishing chemical, each weight percent content that forms is main foaming agent 25% take gross weight, auxiliary blowing agent 5%, cosolvent 40%, foam stabiliser 5%, wetting and penetrating agent 2%, corrosion inhibiter 2%, all the other are water.
Wherein:
Main foaming agent is sulfobetaines, specifically dodecyl dimethyl sulfopropyl betaine or myristyl dimethyl sulfopropyl betaine.
Auxiliary blowing agent is alpha-alkene sulfonate, specifically C
8-10Alpha-alkene sulfonate, C
12Alpha-alkene sulfonate or C
12-14Alpha-alkene sulfonate.
Cosolvent is choose any one kind of them in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol, the isobutanol ether and alcohol mixing.
Foam stabiliser is higher alcohols, and n-octyl alcohol, Decanol, laruyl alcohol or tetradecanol is a kind of specifically.
Corrosion inhibiter is cinnamic acid.
Processing method is with embodiment 4.
Class A foam extinguishing chemical foam solution and foam solution performance test methods according to GB27897-2011 " class A foam extinguishing chemical " standard code, universal easy degraded class A foam extinguishing chemical to above embodiment detects respectively, and the data area of its testing result is as shown in the table:
In addition, detect respectively according to the method for GB/T 21856-2008 " test of chemicals fast degraded biologically carbon dioxide generating " the regulation universal easy degraded class A foam extinguishing chemical to above embodiment, the result is to be 92.1～91.5% at 28 days biological degradation rate, fast degraded biologically performance requirement much larger than degraded 60% in 28 days, belong to the fast degraded biologically chemicals, and do not contain any fluorine surfactant composition, carrying capacity of environment is extremely low.
Claims (4)
1. universal easy degraded class A foam extinguishing chemical is characterized in that comprising main foaming agent, auxiliary blowing agent, cosolvent, stabilizing agent and water, and its percentage by weight consists of: main foaming agent 8%-25%, auxiliary blowing agent 5%-20%, cosolvent 20%-40%, foam stabiliser 0.1%-5%, water, surplus;
Described main foaming agent is a kind of of aliphatic alcohol sulfate, fatty alcohol sulfonate, alpha-sulfo fatty acid methyl ester sodium salt, carboxybetaine or sulfobetaines, wherein:
Aliphatic alcohol sulfate is lauryl sodium sulfate, ammonium lauryl sulfate or octyl sodium sulphate;
Fatty alcohol sulfonate is dodecyl sodium sulfate, dodecyl sulphate potassium or myristyl sodium sulfonate;
Alpha-sulfo fatty acid methyl ester sodium salt is alpha-sulfo methyl laurate sodium salt or alpha-sulfo myristic acid methyl ester sodium salt;
Carboxybetaine is dodecyldimethylammonium hydroxide inner salt or octyl dimethyl betaine;
Sulfobetaines is dodecyl dimethyl sulfopropyl betaine or myristyl dimethyl sulfopropyl betaine;
Described auxiliary blowing agent is a kind of of fatty alcohol polyoxyethylene ether sulfate, alpha-alkene sulfonate or APG, wherein:
Fatty alcohol polyoxyethylene ether sulfate is ethoxylated dodecyl alcohol sodium sulphate or n-octyl alcohol polyethenoxy ether sodium sulfate;
Alpha-alkene sulfonate is C
8-10Alpha-alkene sulfonate, C
12Alpha-alkene sulfonate or C
12-14Alpha-alkene sulfonate;
APG is C
8-10APG, C
12APG or C
12-14APG;
Described cosolvent is a kind of or choose any one kind of them ether and the alcohol in EGME, ethylene glycol ethyl ether, butyl glycol ether, diethylene glycol dimethyl ether, diethylene glycol butyl ether, propylene glycol monomethyl ether, DPG dimethyl ether, ethylene glycol, propane diols, glycerine, n-butanol, the isobutanol;
Described foam stabiliser be a kind of in xanthans, Arabic gum, guar gum, peach gum, pectin, konjac glucomannan, gellan gum, carragheen, sodium alginate, cornstarch, carboxymethyl cellulose, hydroxypropyl methylcellulose, methylcellulose, ethyl cellulose, straight chained alkyl alkylolamides or the higher alcohols or or optional two kinds and more than, wherein:
The straight chained alkyl alkylolamides is fatty monoethanol amide or fatty acid distribution of coconut oil diglycollic amide; Higher alcohols are n-octyl alcohol or Decanol, laruyl alcohol or tetradecanol.
2. universal easy degraded class A foam extinguishing chemical according to claim 1, it is characterized in that described universal easy degraded class A foam extinguishing chemical contains wetting and penetrating agent, described wetting and penetrating agent is a kind of in Aerosol OT (AOT), disecoctylmaleate sodium sulfonate (T), AEO (JFC), dibenzyl multiple phenol polyethenoxy ether (BS), NPE (NP) or the OPEO (OP), and its weight percent content is 0.5%-2%.
3. universal easy degraded class A foam extinguishing chemical according to claim 1; it is characterized in that described universal easy degraded class A foam extinguishing chemical contains corrosion inhibiter; described corrosion inhibiter is a kind of in aspartic acid, cinnamic acid, lauroyl sarcosine or the S-carboxyethyl sulfo-butanedioic acid, and its weight percent content is 0.2%-2%.
4. universal easy degraded class A foam extinguishing chemical according to claim 1, it is characterized in that described universal easy degraded class A foam extinguishing chemical contains anticorrisive agent, described anticorrisive agent is methyl p-hydroxybenzoate, ethyl-para-hydroxybenzoate or a kind of in hydroxyl the third propyl formate, and its weight percent content is 0.1%-2%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210439578.8A CN102886114B (en) | 2012-11-07 | 2012-11-07 | Universal easy degraded class A foam extinguishing chemical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210439578.8A CN102886114B (en) | 2012-11-07 | 2012-11-07 | Universal easy degraded class A foam extinguishing chemical |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102886114A true CN102886114A (en) | 2013-01-23 |
| CN102886114B CN102886114B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210439578.8A Active CN102886114B (en) | 2012-11-07 | 2012-11-07 | Universal easy degraded class A foam extinguishing chemical |
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| CN108371775A (en) * | 2018-04-10 | 2018-08-07 | 常州大学 | A kind of environment-friendly type fire foam |
| CN108421195A (en) * | 2018-04-24 | 2018-08-21 | 厦门泰消防科技开发有限公司 | A kind of environment-friendly type water-based extinguishing agent |
| CN108653968A (en) * | 2018-06-01 | 2018-10-16 | 潘洋 | A kind of preparation method of MJABP types fire foam |
| CN108837370A (en) * | 2018-06-01 | 2018-11-20 | 厦门泰消防科技开发有限公司 | A kind of sea water resistance fire foam |
| CN109364421A (en) * | 2018-12-24 | 2019-02-22 | 北京江南雨文化传播有限公司 | Environmentally protective floride-free fire foam of one kind and preparation method thereof |
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| CN109499036A (en) * | 2018-12-24 | 2019-03-22 | 北京江南雨文化传播有限公司 | A kind of resistance to burning fire foam of resistance to ultralow temperature and preparation method thereof |
| CN109499037A (en) * | 2018-12-24 | 2019-03-22 | 北京丰泰博达防护材料研究所 | It is a kind of it is low temperature resistant, resist molten, anti-burning type extinguishing chemical and preparation method thereof |
| CN109499038A (en) * | 2018-12-24 | 2019-03-22 | 北京江南雨文化传播有限公司 | A kind of Smoke Suppression efficient foam extinguishing chemical and preparation method thereof |
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| CN110639156A (en) * | 2019-09-02 | 2020-01-03 | 北京南瑞怡和环保科技有限公司 | Fluorine-free environment-friendly efficient aqueous film-forming foam extinguishing agent and preparation method thereof |
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| CN115607894A (en) * | 2022-09-30 | 2023-01-17 | 中科永安(铜陵)科技有限公司 | Fluorine-free high-stability MJABP type A foam extinguishing agent and preparation method thereof |
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| CN115869578A (en) * | 2022-09-26 | 2023-03-31 | 中国矿业大学(北京) | Gel protein foam extinguishing agent for fire in oil tank and preparation method thereof |
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| CN105143359A (en) * | 2013-04-25 | 2015-12-09 | 中西工业供应有限公司 | Method and composition for preventing oxidation |
| CN103285550A (en) * | 2013-06-25 | 2013-09-11 | 公安部天津消防研究所 | A water-based fire extinguishing agent for extinguishing pulverized coal fire |
| CN103691091A (en) * | 2014-01-03 | 2014-04-02 | 江苏锁龙消防科技有限公司 | Seawater-resistant high-expansion foam extinguishing agent |
| CN103691090A (en) * | 2014-01-03 | 2014-04-02 | 江苏锁龙消防科技有限公司 | Foam fire-extinguishing agent specially used for epoxypropane |
| CN106457013A (en) * | 2014-02-18 | 2017-02-22 | 消防栓国际贸易有限公司 | Fire extinguishing compositions |
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| CN103923609B (en) * | 2014-04-25 | 2015-10-28 | 中国人民解放军总装备部卫生防疫队 | A kind of quencher |
| CN104190035A (en) * | 2014-07-23 | 2014-12-10 | 中国人民武装警察部队学院 | Solvent-resisting foam extinguishing agent with curing film forming effect and preparation method thereof |
| CN104368115A (en) * | 2014-11-11 | 2015-02-25 | 安徽综艺包装科技有限公司 | Efficient fire extinguishing agent and preparation method thereof |
| CN104707286A (en) * | 2015-03-20 | 2015-06-17 | 洛阳市浪潮消防科技股份有限公司 | Microcapsule efficient fire extinguishing agent |
| CN104874147A (en) * | 2015-05-25 | 2015-09-02 | 厦门安港消防科技有限公司 | Foam extinguishing agent |
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| CN104971461A (en) * | 2015-06-15 | 2015-10-14 | 厦门安港消防科技有限公司 | Foam extinguishing agent |
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| CN106267669B (en) * | 2015-06-24 | 2021-08-06 | 江丰明 | Fluorine-free and phosphorus-free water-based fire extinguishing agent |
| US9901761B2 (en) | 2015-06-24 | 2018-02-27 | Chiang, Fung-Ming | CFC-free and phosphor-free aqueous fire extinguishing agent |
| CN106267669A (en) * | 2015-06-24 | 2017-01-04 | 江丰明 | Fluorine-free and phosphorus-free water-based fire extinguishing agent |
| CN104984510A (en) * | 2015-07-15 | 2015-10-21 | 安徽天元消防科技有限公司 | Environment-friendly class-A foam extinguishing agent |
| CN104958864A (en) * | 2015-07-15 | 2015-10-07 | 安徽天元消防科技有限公司 | Foam fire extinguishing agent capable of foaming |
| CN105056458A (en) * | 2015-07-15 | 2015-11-18 | 安徽天元消防科技有限公司 | A-type foam extinguishing agent |
| CN105056459A (en) * | 2015-07-15 | 2015-11-18 | 安徽天元消防科技有限公司 | Peanut protein foam extinguishing agent |
| CN104984509A (en) * | 2015-07-15 | 2015-10-21 | 安徽天元消防科技有限公司 | Vegetable protein foam extinguishing agent |
| CN104984508A (en) * | 2015-07-15 | 2015-10-21 | 安徽天元消防科技有限公司 | Vegetable protein foam extinguishing agent |
| CN104958861A (en) * | 2015-07-15 | 2015-10-07 | 安徽天元消防科技有限公司 | Degradable class-A foam extinguishing agent |
| CN104958862A (en) * | 2015-07-15 | 2015-10-07 | 安徽天元消防科技有限公司 | Environment-friendly A-type foam fire extinguishing agent |
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| CN105688360A (en) * | 2015-10-29 | 2016-06-22 | 陈闽玲 | Class-A fire extinguishing agent |
| CN105363164A (en) * | 2015-11-24 | 2016-03-02 | 中国民用航空飞行学院 | Hazardous chemical substance fire-fighting foam fire extinguishing agent formula and preparation method of hazardous chemical substance fire-fighting foam fire extinguishing agent |
| CN106178379A (en) * | 2016-07-16 | 2016-12-07 | 江苏锁龙消防科技股份有限公司 | The renovation process of aqueous film-forming foam extinguishing agent |
| CN106178379B (en) * | 2016-07-16 | 2021-12-03 | 江苏锁龙消防科技股份有限公司 | Regeneration method of aqueous film-forming foam extinguishing agent |
| CN106492395A (en) * | 2016-09-30 | 2017-03-15 | 于晶 | Environmental protection water-based extinguishing agent |
| CN107638653A (en) * | 2017-10-10 | 2018-01-30 | 深圳国信利纾消防设备科技有限公司 | Water-based extinguishing agent preparation method |
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| CN107469268A (en) * | 2017-10-10 | 2017-12-15 | 深圳国信利纾消防设备科技有限公司 | Water-based extinguishing agent |
| CN107497092A (en) * | 2017-10-10 | 2017-12-22 | 深圳国信利纾消防设备科技有限公司 | Water-based extinguishing agent |
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| CN107648787A (en) * | 2017-11-10 | 2018-02-02 | 蚌埠市龙泰消防有限公司 | A kind of enhanced fire foam and preparation method thereof |
| CN107715365A (en) * | 2017-11-10 | 2018-02-23 | 蚌埠市龙泰消防有限公司 | A kind of smoke-inhibiting type fire foam and preparation method thereof |
| CN108042966A (en) * | 2017-11-21 | 2018-05-18 | 厦门泰消防科技开发有限公司 | A kind of fire-extinguishing chemical |
| CN110124244A (en) * | 2018-02-08 | 2019-08-16 | 浙江睦田消防科技开发有限公司 | A kind of class A foam extinguishing chemical based on C4 twin type fluorinated surfactant |
| CN110124244B (en) * | 2018-02-08 | 2021-03-02 | 浙江睦田消防科技开发有限公司 | Class A foam extinguishing agent based on C4 twin type fluorine surfactant |
| CN108371775A (en) * | 2018-04-10 | 2018-08-07 | 常州大学 | A kind of environment-friendly type fire foam |
| CN108421195A (en) * | 2018-04-24 | 2018-08-21 | 厦门泰消防科技开发有限公司 | A kind of environment-friendly type water-based extinguishing agent |
| CN108653968A (en) * | 2018-06-01 | 2018-10-16 | 潘洋 | A kind of preparation method of MJABP types fire foam |
| CN108837370A (en) * | 2018-06-01 | 2018-11-20 | 厦门泰消防科技开发有限公司 | A kind of sea water resistance fire foam |
| CN109529246A (en) * | 2018-12-24 | 2019-03-29 | 北京江南雨文化传播有限公司 | One kind resisting molten anti-burning type extinguishing chemical and preparation method thereof |
| CN109499036A (en) * | 2018-12-24 | 2019-03-22 | 北京江南雨文化传播有限公司 | A kind of resistance to burning fire foam of resistance to ultralow temperature and preparation method thereof |
| CN109364421A (en) * | 2018-12-24 | 2019-02-22 | 北京江南雨文化传播有限公司 | Environmentally protective floride-free fire foam of one kind and preparation method thereof |
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| CN109758709A (en) * | 2019-03-12 | 2019-05-17 | 陕西煤业化工技术研究院有限责任公司 | A kind of inhibition foam fireproofing extinguishing materials and its application method |
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| CN110639156A (en) * | 2019-09-02 | 2020-01-03 | 北京南瑞怡和环保科技有限公司 | Fluorine-free environment-friendly efficient aqueous film-forming foam extinguishing agent and preparation method thereof |
| CN116157183A (en) * | 2020-05-27 | 2023-05-23 | 斐然通信有限公司 | Fire extinguishing composition for big fire |
| CN112642088A (en) * | 2020-12-28 | 2021-04-13 | 四川大学 | Seawater-resistant hydrocarbon foaming agent for fire fighting |
| WO2023010889A1 (en) * | 2021-08-06 | 2023-02-09 | 河南理工大学 | Ternary system foam fire extinguishing agent |
| CN115869578A (en) * | 2022-09-26 | 2023-03-31 | 中国矿业大学(北京) | Gel protein foam extinguishing agent for fire in oil tank and preparation method thereof |
| CN115869578B (en) * | 2022-09-26 | 2024-06-11 | 中国矿业大学(北京) | Gel protein foam extinguishing agent for extinguishing tank fire and preparation method thereof |
| CN115607894A (en) * | 2022-09-30 | 2023-01-17 | 中科永安(铜陵)科技有限公司 | Fluorine-free high-stability MJABP type A foam extinguishing agent and preparation method thereof |
| CN116271678A (en) * | 2023-03-24 | 2023-06-23 | 常州大学 | Environment-friendly foam extinguishing agent and preparation method thereof |
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