CN109224358A - A kind of water-based extinguishing agent - Google Patents
A kind of water-based extinguishing agent Download PDFInfo
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- CN109224358A CN109224358A CN201811005217.6A CN201811005217A CN109224358A CN 109224358 A CN109224358 A CN 109224358A CN 201811005217 A CN201811005217 A CN 201811005217A CN 109224358 A CN109224358 A CN 109224358A
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/0028—Liquid extinguishing substances
- A62D1/005—Dispersions; Emulsions
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing Compositions (AREA)
Abstract
The invention discloses a kind of water-based extinguishing agent, the water-based extinguishing agent includes the substance of weight components: 15-25 parts of fire retardant；5-10 parts of thickener；1-3 parts of preservative；1.0-1.5 parts of surfactant；61-78 parts of deionized water；The thickener propylene glycol alginate；The fire retardant is activated magnesia；The preservative is dehydroactic acid sodium；The surfactant is alkyl phenol polyoxyethylene ether.Extinguishing chemical extinguishing property of the present invention is good, takes conveniently, fire-fighting area is larger, and coverage effect is good.
Description
Technical field
The present invention relates to extinguishing chemicals, it particularly relates to arrive water-based extinguishing agent.
Background technique
The condition of burning can be effectively destroyed, so that the substance of fire end is known as extinguishing chemical.The main work of extinguishing chemical
There are isolation, asphyxia, isolation and Chemical Inhibition with mode.Mainly there is foam class currently used for the extinguishing chemical in preceding China market, do
Powder class, Carbon dioxide, alkyl halide hydro carbons etc. are several.
The extinguishing mechanism of foam class extinguishing chemical is cooling and asphyxia.A continuous foam layer is formed on comburant surface,
It is cooled down by foam and precipitation liquid, while being completely cut off using the covering of froth bed effect to put out a fire.
Dry powder class extinguishing chemical fire-fighting principle is mainly Chemical Inhibition and smothering action.Free radical that dry powder generates in fire and
Free radical interaction in flame, reduces the rate of burning.
Carbon dioxide exists also relatively broad in nature, and price is low, acquisition is easy, carbon dioxide its fire extinguishing mainly according to
By smothering action and part cooling effect.
When alkyl halide hydro carbons extinguishing mechanism is alkyl halide contact high temperature surface or flame, the living radical of generation is decomposed,
It catches by largely flutterring, consume in burning chain reaction the free radical that generates and destroy and inhibits the chain reaction burnt, and it is rapid
Flame is put out.But it is larger to environmental disruption, it has been included in superseded catalogue.
Water-based extinguishing agent is environmentally friendly extinguishing chemical.Water is as non-flammable fluid, and latent heat with higher and thermal capacitance,
Content is sufficient in nature, is a kind of good extinguishing chemical.But since water has mobility, in the combustion zone residence time
Short, fire-fighting efficiency is lower.Therefore water-based extinguishing agent needs to add the additives such as thickener, fire retardant to improve its extinguishing property.
Chinese invention patent CN107744635A discloses a kind of water-based extinguishing agent, it includes: 4-6 carbon of 0.89 parts by weight
Fluorinated surfactant；The plant cellulose of 0.02 parts by weight；The inorganic salts of 1.6 parts by weight；The antifreeze of 0.5 parts by weight；0.18
The bleeding agent of parts by weight；The xanthan gum of 0.5 parts by weight；The environment friendly flame retardant of 20 parts by weight；76.31 parts by weight without ion
Water.
Chinese invention patent CN107812340A discloses a kind of environment-friendly type water-based extinguishing agent, by following components by weight percent structure
At: 5-20 parts of ammonium carbonate, 10-30 parts of sodium metasilicate, 1-10 parts of foaming agent, 0.5-5 parts of polyethylene glycol, increases 10-45 parts of ammonium polyphosphate
Thick dose 1-5 parts, it is antifreezing agent 4-10 parts compound, 55-80 parts of water.
The adjuvant of existing some water-based extinguishing agents is more, complicated components, and some of them ingredient does not help fire extinguishing effect
It helps.Some formula surfactant additive amounts are more, and more foam can be generated in use process, influences fire-fighting efficiency.In addition, lacking
Lack the covering to kindling face and reduces Chemical Inhibition and smothering action.
The type of extinguishing chemical determines fire-fighting efficiency.The fusing point of magnesia is 2852 DEG C, and it is common that boiling point, which is 3600 DEG C,
High-temperature heat-resistance material.And activated magnesia then needs to carry out special processing, with higher specific surface area and suitable granularity
Distribution has higher activity and dispersibility.Activated magnesia has preferable dispersibility, can be under the action of surfactant
It is evenly dispersed among water phase.Activated magnesia can effectively obstruct burning, can be suitable for 800-900 DEG C of flame, be one
The extinguishing chemical of kind excellent.
Summary of the invention
The purpose of the present invention is to provide a kind of environmentally friendly, efficient, free of contamination water-based extinguishing agents.
Above-mentioned purpose of the invention is realized by following technical solution:
A kind of water-based extinguishing agent, it is characterised in that: the substance including weight components: 15-25 parts of fire retardant；Thickener
5-10 parts；1-3 parts of preservative；1.0-1.5 parts of surfactant；61-78 parts of deionized water；The thickener propylene glycol alginate
Ester；The fire retardant is activated magnesia；The preservative is dehydroactic acid sodium；The surfactant is alkyl phenol
Polyoxyethylene ether.
Further, the viscosity of the propylene glycol alginate is 200-400cp.
Propylene glycol alginate is that the carboxylic moiety of the alginic acid extracted by natural seaweed ester is obtained by esterified
Alginate compound is thick colloid after water-soluble, has certain resistance to salting-out ability, in addition to this, is also had centainly
The property of surfactant is the additive in common food and medicine field.
Biological pollution is easily received in extinguishing chemical preparation process influences the quality of extinguishing chemical, and the water-based extinguishing agent is by being added one
Quantitative preservative plays the role of antibacterial.Preservative, which is added, can greatly prolong the service life of extinguishing chemical, reduce because
It is that extinguishing chemical is lost caused by going bad.
Dehydroactic acid sodium is the food preservative freshness retaining agent of a new generation, has good inhibition to make mould, saccharomycete, bacterium
With being widely used in the processing industry of beverage, food, feed, storage period can be extended.Dehydroactic acid sodium is soluble easily in water, aqueous solution
It is heated two hours at 120 DEG C and still keeps stable, it is fast light heat-resist, it is common preservative.
Alkyl phenol polyoxyethylene ether is a kind of important polyoxyethylene non-ionic surfactant, stable with property,
Acid and alkali-resistance and lower-cost characteristic.Have the effects that emulsification, decontamination, wetting and demulsification, at a wider pH range with it is wider
This has relatively good stability to temperature range, and resistance to hard water is strong, can other surfaces context of vaccine administration, compatibility is good,
It is widely used in the various industries such as detergent, metal rinse agent.
Water-based extinguishing agent of the present invention is specifically prepared as follows:
By deionized water persistently overheating to 45-60 DEG C, thickener, fire retardant, preservative and surfactant is then added,
Target product is obtained after mixing evenly.
Through the above technical solution, a kind of new and effective water-based extinguishing agent has been obtained.The use of thickener, ensure that
The extinguishing chemical also has certain consistency, so that the water-based extinguishing agent mobility substantially reduces, has good Water-saving effect；Water
There are biggish latent heat and thermal capacitance, for moisture by that can play good heat-absorbing action when thermal evaporation, the steam of generation also completely cuts off sky
The effect of gas and asphyxia, while there is cooling and isolation air double action；The addition of preservative is so that the water-based extinguishing agent
Holding time is elongated, is applicable to the various fire-fighting equipments stored for a long time；The presence of surfactant produces the extinguishing chemical
Raw foam, can equably cover burning surface, play isolation air and finely dispersed effect, improve extinguishing property；
Extinguishing chemical used in the water-based extinguishing agent can be uniformly dispersed in system, and when use can cover in burning surface, Neng Gouyou
Effect ground isolation air, fast and effeciently restrains the diffusion of burning, can resist 800-900 DEG C of thermal-flame, has good
Extinguishing property.
Various additives are dissolved into deionized water in the case where water temperature is not less than 45 DEG C be formed it is a kind of it is novel,
Efficient water-based extinguishing agent.The effect meeting of additive is so that the surface tension of water substantially reduces, and which results in smaller drops
With the formation of bubble, this generates bigger specific surface areas.The extinguishing mechanism of such extinguishing chemical is by drop and burning table
For the contact barrier air and absorption heat in face come what is carried out, bigger specific surface area guarantee has more contact surfaces, greatly improves
Its extinguishing property.Water is the extinguishing chemical of environmental protection, not will cause the pollution of environment.It, can be effectively using the water-based extinguishing agent
Burning surface is covered, controls and stamps out a fire in time.
The present invention is a kind of novel, efficient, multi-functional water-based extinguishing agent, is by deionized water, thickener, anti-corrosion
The composition such as agent, fire retardant, surfactant, the water for playing the role of fire extinguishing on burning surface is covered on droplet or form of foam
It is extinguishing chemical.Easy to use, no pollution to the environment of the invention, and there is no apparent toxicity to human body.
Compared with prior art, the beneficial effects of the present invention are:
1. extinguishing property is good, take conveniently, fire-fighting area is larger, and coverage effect is good；
2. without to harmful and to the toxic effect of human body the substance of environment in extinguishing chemical；
3. without secondary pollution, easy to clean after fire extinguishing；
4. facilitating storage and the holding time being longer, it can be suitably used for the various fire-fighting equipments using water-based extinguishing agent；
5. the water-based extinguishing agent mobility is small, it is suitable for pointing fire-extinguishing, improves fire-fighting efficiency.
Detailed description of the invention
Fig. 1~6 are fire extinguishing and tempering temperature curve graph.
Specific embodiment
Embodiment 1:
A kind of water-based extinguishing agent, it includes: (1) activated magnesia of 15 parts by weight；The alginic acid of (2) 5 parts by weight the third two
Alcohol ester；The dehydroactic acid sodium of (3) 1 parts by weight；The alkyl phenol polyoxyethylene ether of (4) 1 parts by weight；(5) 78 parts by weight of deionized water.
Embodiment 2:
A kind of water-based extinguishing agent, it includes: (1) activated magnesia of 20 parts by weight；The alginic acid of (2) 7 parts by weight the third two
Alcohol ester；The dehydroactic acid sodium of (3) 1 parts by weight；The alkyl phenol polyoxyethylene ether of (4) 1 parts by weight；(5) 71 parts by weight of deionized water.
Embodiment 3:
A kind of water-based extinguishing agent, it includes: (1) activated magnesia of 25 parts by weight；The alginic acid of (2) 15 parts by weight the third two
Alcohol ester；The dehydroactic acid sodium of (3) 3 parts by weight；The alkyl phenol polyoxyethylene ether of (4) 1.5 parts by weight；(5) 61 parts by weight deionizations
Water.
Embodiment 4:
A kind of water-based extinguishing agent, it includes: (1) activated magnesia of 20 parts by weight；The alginic acid of (2) 10 parts by weight the third two
Alcohol ester；The dehydroactic acid sodium of (3) 1 parts by weight；The alkyl phenol polyoxyethylene ether of (4) 1 parts by weight；(5) 68 parts by weight of deionized water.
Embodiment 5:
A kind of water-based extinguishing agent, it includes: (1) activated magnesia of 22 parts by weight；The alginic acid of (2) 5 parts by weight the third two
Alcohol ester；The dehydroactic acid sodium of (3) 1 parts by weight；The alkyl phenol polyoxyethylene ether of (4) 1.5 parts by weight；(5) 70 parts by weight deionizations
Water.
Embodiment 6:
A kind of water-based extinguishing agent, it includes: (1) activated magnesia of 15 parts by weight；The alginic acid of (2) 10 parts by weight the third two
Alcohol ester；The dehydroactic acid sodium of (3) 3 parts by weight；The alkyl phenol polyoxyethylene ether of (4) 1 parts by weight；(5) 71 parts by weight of deionized water.
Water-based extinguishing agent obtained by embodiment 1-6 is tested according to GB3A rank, and specific fire extinguishing and tempering temperature curve are shown in Fig. 1
~6.
Comparative analysis
The actual effect of the fire extinguishing of embodiment demonstrates the feasibility of the fire extinguishing agent prescription, contrasts 1 embodiment of embodiment, 2 He
Embodiment 3 changes activated magnesia dosage and has no significant effect to extinguishing effect.According to 1 embodiment 3 of embodiment and embodiment 6
The dosage extinguishing effect of adhesion agent is suitable.According to 1 embodiment 3 of embodiment it can be concluded that preservative on extinguishing effect without influence.Than
There is certain influence to extinguishing effect according to 5 embodiment of embodiment, 6 surfactant, professional can according to need suitable extinguishing chemical
Ratio.
Claims (3)
1. a kind of water-based extinguishing agent, it is characterised in that: the water-based extinguishing agent includes the substance of weight components: fire retardant
15-25 parts；5-10 parts of thickener；1-3 parts of preservative；1.0-1.5 parts of surfactant；61-78 parts of deionized water；The thickening
Agent propylene glycol alginate；The fire retardant is activated magnesia；The preservative is dehydroactic acid sodium；The surface
Activating agent is alkyl phenol polyoxyethylene ether.
2. water-based extinguishing agent as described in claim 1, it is characterised in that: the viscosity of the propylene glycol alginate is 200-
400cp。
3. the preparation method of water-based extinguishing agent as described in claim 1, it is characterised in that: the method is specifically according to as follows
It is prepared by step:
By deionized water persistently overheating to 45-60 DEG C, thickener, fire retardant, preservative and surfactant, stirring is then added
Target product is obtained after uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005217.6A CN109224358A (en) | 2018-08-30 | 2018-08-30 | A kind of water-based extinguishing agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811005217.6A CN109224358A (en) | 2018-08-30 | 2018-08-30 | A kind of water-based extinguishing agent |
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| Publication Number | Publication Date |
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| CN109224358A true CN109224358A (en) | 2019-01-18 |
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ID=65069235
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811005217.6A Pending CN109224358A (en) | 2018-08-30 | 2018-08-30 | A kind of water-based extinguishing agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619019A (en) * | 2020-12-18 | 2021-04-09 | 中国民航大学 | Method for preparing rare earth element composite high-efficiency superfine powder fire extinguishing agent by using elution crystallization method |
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| US7661483B2 (en) * | 2004-10-18 | 2010-02-16 | Nanoscale Corporation | Metal oxide nanoparticles for smoke clearing and fire suppression |
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| US7661483B2 (en) * | 2004-10-18 | 2010-02-16 | Nanoscale Corporation | Metal oxide nanoparticles for smoke clearing and fire suppression |
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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 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619019A (en) * | 2020-12-18 | 2021-04-09 | 中国民航大学 | Method for preparing rare earth element composite high-efficiency superfine powder fire extinguishing agent by using elution crystallization method |
| CN112619019B (en) * | 2020-12-18 | 2021-11-02 | 中国民航大学 | Method for preparing rare earth element composite high-efficiency superfine powder fire extinguishing agent by using elution crystallization method |
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Application publication date: 20190118 |
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