CN106807027A - Microcapsule fire-extinguishing agent - Google Patents
Microcapsule fire-extinguishing agent Download PDFInfo
- Publication number
- CN106807027A CN106807027A CN201710055022.1A CN201710055022A CN106807027A CN 106807027 A CN106807027 A CN 106807027A CN 201710055022 A CN201710055022 A CN 201710055022A CN 106807027 A CN106807027 A CN 106807027A
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- CN
- China
- Prior art keywords
- fire
- extinguishing
- extinguishing agent
- sylvite
- microcapsule
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Classifications
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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
- A62D1/0007—Solid extinguishing substances
- A62D1/0021—Microcapsules
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing Compositions (AREA)
Abstract
The present invention discloses a kind of microcapsule fire-extinguishing agent, and by weight percentage, the microcapsule fire-extinguishing agent constitutes and is, capsule inner core major ingredient：82%~95%；Additive：0%~5%；Capsule housing：2%~15%；The capsule inner core major ingredient is the aqueous solution of water-soluble inorganic base metal sylvite and/or potassium salt；The additive is the mixture of one or more in epoxy resin, phenolic resin, sodium alkyl benzene sulfonate, PAA, silicone oil, sodium sulfate of polyethenoxy ether of fatty alcohol, AESA, sldium lauryl sulfate, AEO；The capsule housing is made up of colloid case material.Microcapsule fire-extinguishing agent of the present invention is using safe and clean environmental protection, fire-fighting efficiency is high, have a wide range of application.
Description
Technical field
The present invention relates to fire-fighting technique field, more particularly to a kind of microcapsules fire extinguishing for the fire extinguishing of liquefied gas fire
Agent.
Background technology
Common extinguishing material includes powder extinguishing agent：Such as ammonium phosphate dry-powder, sodium bicarbonate powder, D class dry powder, and
Smaller ultra-fine dry powder of particle diameter etc.；Based on water or the liquid-state extinguishing agent of other liquid：Such as water, the aqueous solution, foam, biological egg
White extinguishing chemical and superfine water mist fire extinguishing agent etc.；Gas extinguishing chemical：Such as CO2、N2, the inert gas agent, seven fluorine such as IG541
Propane extinguishing chemical and the hot-gas sol fire extinguishing agent for developing rapidly in recent years.These extinguishing chemicals respectively have its specific use occasion, its
Fire-fighting efficiency has much room for improvement, the need for existing extinguishing chemical can not still fully meet industry and public safety.
The content of the invention
In view of the shortcomings of the prior art, safe and clean environmental protection, fire-fighting efficiency are used present invention aim at offer one kind
Microcapsule fire-extinguishing agent that is high, having a wide range of application.Microcapsule fire-extinguishing agent of the present invention is that liquid is put out a fire into ingredients in capsule housing
The fine particle shape fire-extinguishing composite of middle formation.Microcapsule fire-extinguishing agent is discharged into fire space, can be made rapidly various common
Fire is significantly suppressed or extinguishes.
Based on above-mentioned purpose, the present invention provides a kind of microcapsule fire-extinguishing agent, and the extinguishing chemical includes capsule housing and bag
It is rolled in the fire extinguishing composition in the capsule housing.
The microcapsule fire-extinguishing agent, by mass percentage, constitutes and is,
Capsule inner core major ingredient：82%~95%；
Additive：0%~5%；
Capsule housing：2%~15%；
The capsule inner core major ingredient is the sylvite aqueous solution of water-soluble inorganic base metal sylvite and/or potassium salt；
The additive is epoxy resin, phenolic resin, sodium alkyl benzene sulfonate, PAA, silicone oil, fatty alcohol polyoxy second
One or more in alkene ether sodium sulfate, AESA, sldium lauryl sulfate, AEO
Mixture；
The capsule housing is made up of colloid case material.
Preferably, water-soluble inorganic base metal sylvite and/or potassium salt are bistetrazole sylvite, azotetrazole
Sylvite, 4,5- dicyano -1,2,3 triazole sylvite, potassium nitrate, potassium acetate, ethanedioic acid potassium, benzoic acid sylvite, terephthalic acid (TPA)
Potassium, phthalic acid potassium, potassium sorbate, potassium stearate, the mixture of one or more in dihydroxy glyoxime sylvite.
Preferably, the percentage composition of the solute in the capsule inner core major ingredient aqueous solution is 0.5%~50%.
Preferably, the colloid case material is one or more in silica, gelatin, gellan gum/carragheen
Mixture.
Further, the microcapsule fire-extinguishing agent is stored in extinguishing device, and the extinguishing device is fire extinguisher bomb, fire extinguishing
Tank, extinguishing vehicle, fire pump and sprayer, fire extinguishing scattering mechanism, air tanker.
Relative to traditional extinguishing chemical, microcapsule fire-extinguishing agent of the invention has the following technical effect that：
1) the fine particle shape that microcapsule fire-extinguishing agent of the invention forms liquid fire extinguishing ingredients in capsule housing
Fire-extinguishing composite so that extinguishing chemical is more concentrated, reduces foamite amount, improves fire-fighting efficiency.
2) solute in microcapsule fire-extinguishing agent of the invention selects water-soluble inorganic base metal sylvite and/or organic potassium
The sylvite aqueous solution of salt, shortens attack time, reduces foamite amount, improves the effect of extinguishing effect.
3) additive in microcapsule fire-extinguishing agent of the invention, reduces the surface tension of water, shortens attack time.
4) capsule housing in microcapsule fire-extinguishing agent of the invention, using in silica, gelatin, gellan gum/carragheen
The mixture of one or more, can effectively control the infiltration of microcapsule fire-extinguishing agent interior liquid fire extinguishing composition, improve fire extinguishing effect
Rate.
5) microcapsule fire-extinguishing agent safety non-toxic of the invention, clean environment firendly, fire extinguishing when will not produce pernicious gas, will not
Bring secondary loss.
6) microcapsule fire-extinguishing agent of the invention has a wide range of application, and flammable liquid, gas fire can be quickly put out, while right
The fire such as electrical equipment, kitchen also have suppression and put out effect, can be widely applied to industrial and agricultural production and daily life it is exhausted greatly
Part occasion.Oil tank, Jiu Ku, natural gas line, starting motor-driven vehicle cabin fire, battery compartment of electric automobile, wind-force is contributed to send out
The fire-fighting fire extinguishing of the occasions such as electric cabin fire.
Specific embodiment
With reference to embodiment, the present invention will be further described.
The present invention provides a kind of microcapsule fire-extinguishing agent, and the extinguishing chemical includes capsule housing and is wrapped in the capsule shells
Internal fire extinguishing composition.The microcapsule fire-extinguishing agent, by mass percentage, constitutes and is,
Capsule inner core major ingredient：82%~95%, the capsule inner core major ingredient be water-soluble inorganic base metal sylvite and/
Or the sylvite aqueous solution of potassium salt；
Additive：0%~5%, the additive be epoxy resin, phenolic resin, sodium alkyl benzene sulfonate, PAA,
Silicone oil, sodium sulfate of polyethenoxy ether of fatty alcohol, AESA, sldium lauryl sulfate, fatty alcohol polyoxy second
The mixture of one or more in alkene ether；Preferably, additive is epoxy resin or phenolic resin.
Capsule housing：2%~15%, the capsule housing is made up of ultra-thin colloid case material.Preferably, capsule housing
It is the mixture of one or more in silica, gelatin, gellan gum/carragheen.It is highly preferred that the capsule housing is grain
Shape silica, the average grain diameter of the pelletized silica is no more than 50 microns.
Preferably, the additive is epoxy resin or phenolic resin.
Further, water-soluble inorganic base metal sylvite and/or potassium salt are bistetrazole sylvite, azo four
Azoles sylvite, 4,5- dicyano -1,2,3 triazole sylvite, potassium nitrate, potassium acetate, ethanedioic acid potassium, benzoic acid sylvite, terephthalic acid (TPA)
Potassium, phthalic acid potassium, potassium sorbate, potassium stearate, the mixture of one or more in dihydroxy glyoxime sylvite.
Further, the percentage composition of the solute in the capsule inner core major ingredient aqueous solution is 0.5%~50%.
The microcapsule fire-extinguishing agent is stored in extinguishing device, and the extinguishing device is fire extinguisher bomb, fire suppression bottle, extinguishing vehicle
, fire pump and sprayer, fire extinguishing scattering mechanism, air tanker etc..
The preparation process of microcapsule fire-extinguishing agent is as follows：
(1) sylvite 82~95g of the aqueous solution, capsule housing 2~15g of material, additive that concentration is 0.5%~50% are weighed
0~5g；
(2) the heating sylvite aqueous solution adds 0~5g of additive to 60~95 DEG C, and stirring is to being completely dissolved；
(3) stirring to the mixing liquid being completely dissolved is placed in high-speed stirred container, adds capsule housing material, set
Rotating speed is 17000~28000r/min, stirs 15~35s；
(4) product after stirring is placed in 60~150min of cooling at room temperature, obtains microcapsule fire-extinguishing agent.
Microcapsule fire-extinguishing agent of the present invention can also use high speed shear method, other soft capsule customary preparation methods, Yi Jikong
Heart method for preparing microsphere etc. is prepared.
Embodiment 1
The present embodiment microcapsule fire-extinguishing agent is by water, potassium acetate, hydrogeneous methyl-silicone oil, gellan gum/carragheen, granulated silica
Silicon is mixed, and is calculated with gross weight, and the weight percentage of each several part is：
Preparation method：31g potassium acetates are weighed first to be dissolved in 60 DEG C of hot water of 63ml, after potassium acetate thoroughly dissolves, plus
Enter the hydrogeneous methyl-silicone oils of 1g and 0.5g gellan gums/carragheen is mixed uniformly, be placed in high-speed stirred container, add 4.5g granular
Silica, with 22000r/min high-speed stirred 25s, the product after stirring is placed in and cools down 60min at room temperature, that is, micro- glue is obtained
Capsule extinguishing chemical.
The fire-fighting efficiency of the present embodiment extinguishing chemical is《GB4066.1--2004 powder extinguishing agents, Part I BC dry powder goes out
Fiery agent》10 times of fire-fighting efficiency.
Embodiment 2
The present embodiment microcapsule fire-extinguishing agent is by the water, mixture of ethanedioic acid potassium and potassium sorbate, additive phenolic resin, bright
Glue, pelletized silica are mixed, and are calculated with gross weight, and the weight percentage of each several part is：
Preparation method is similar to Example 1, and hot water temperature brings up to 80 DEG C.
The fire-fighting efficiency of the present embodiment extinguishing chemical is《GB4066.1--2004 powder extinguishing agents, Part I BC dry powder goes out
Fiery agent》10 times of fire-fighting efficiency.
Embodiment 3
The present embodiment microcapsule fire-extinguishing agent is by water, potassium nitrate, additive epoxy resin, gellan gum/carragheen, granular dioxy
SiClx is mixed, and is calculated with gross weight, and the weight percentage of each several part is：
Preparation method is similar to Example 1, and hot water temperature brings up to 70 DEG C.
The fire-fighting efficiency of the present embodiment extinguishing chemical is《GB4066.1--2004 powder extinguishing agents, Part I BC dry powder goes out
Fiery agent》9 times of fire-fighting efficiency.
Embodiment 4
The present embodiment microcapsule fire-extinguishing agent is by water, azotetrazole sylvite, additive epoxy resin, gellan gum/carragheen, grain
Shape silica is mixed, and is calculated with gross weight, and the weight percentage of each several part is：
Preparation method is similar to Example 1, and hot water temperature brings up to 90 DEG C.
The fire-fighting efficiency of the present embodiment extinguishing chemical is《GB4066.1--2004 powder extinguishing agents, Part I BC dry powder goes out
Fiery agent》8 times of fire-fighting efficiency.
Embodiment 5
The present embodiment microcapsule fire-extinguishing agent is by water, 4,5- dicyano -1,2,3 triazole sylvite, additive epoxy resin, knot
Cold glue/carragheen, pelletized silica are mixed, and are calculated with gross weight, and the weight percentage of each several part is：
Preparation method is similar to Example 1, and hot water temperature is 60 DEG C.
The fire-fighting efficiency of the present embodiment extinguishing chemical is《GB4066.1--2004 powder extinguishing agents, Part I BC dry powder goes out
Fiery agent》6 times of fire-fighting efficiency.
Embodiment 6
The present embodiment microcapsule fire-extinguishing agent is by water, dihydroxy glyoxime sylvite, additive epoxy resin, gellan gum/OK a karaoke club
Glue, pelletized silica are mixed, and are calculated with gross weight, and the weight percentage of each several part is：
Preparation method is similar to Example 1, and hot water temperature is 60 DEG C.
The fire-fighting efficiency of the present embodiment extinguishing chemical is《GB4066.1--2004 powder extinguishing agents, Part I BC dry powder goes out
Fiery agent》6 times of fire-fighting efficiency.
In sum, the fine particle shape that liquid fire extinguishing ingredients are formed in capsule housing is put out a fire and combined by the present invention
Thing, microcapsule fire-extinguishing agent is discharged into fire space, various common fire is significantly suppressed or is extinguished, and is used
Safe and clean environmental protection, fire-fighting efficiency is high, have a wide range of application.
The preferred embodiment of the present invention is described above, but the invention is not limited in above-mentioned specific embodiment party
Formula, above-mentioned specific embodiment is only schematical, is not restricted, and one of ordinary skill in the art is in this hair
Under bright enlightenment, in the case of present inventive concept and scope of the claimed protection is not departed from, many forms can also be made,
These are belonged within the scope of the present invention.
Claims (5)
1. a kind of microcapsule fire-extinguishing agent, it is characterised in that by mass percentage, the microcapsule fire-extinguishing agent composition is,
Capsule inner core major ingredient：82%~95%；
Additive：0%~5%；
Capsule housing：2%~15%；
The capsule inner core major ingredient is the aqueous solution of water-soluble inorganic base metal sylvite and/or potassium salt；
The additive is epoxy resin, phenolic resin, sodium alkyl benzene sulfonate, PAA, silicone oil, AEO
One or more mixed in sodium sulphate, AESA, sldium lauryl sulfate, AEO
Compound；
The capsule housing is made up of colloid case material.
2. microcapsule fire-extinguishing agent as claimed in claim 1, it is characterised in that water-soluble inorganic base metal sylvite
And/or potassium salt be bistetrazole sylvite, azotetrazole sylvite, 4,5- dicyano -1,2,3 triazole sylvite, potassium nitrate, acetic acid
Potassium, ethanedioic acid potassium, benzoic acid sylvite, potassium terephthalate, phthalic acid potassium, potassium sorbate, potassium stearate, dihydroxy second two
The mixture of one or more in oxime sylvite.
3. microcapsule fire-extinguishing agent as claimed in claim 1, it is characterised in that the solute in the capsule inner core major ingredient aqueous solution
Percentage composition be 0.5%~50%.
4. microcapsule fire-extinguishing agent as claimed in claim 1, it is characterised in that the colloid case material is silica, bright
The mixture of one or more in glue, gellan gum/carragheen.
5. the microcapsule fire-extinguishing agent as described in claim any one of 1-4, it is characterised in that the microcapsule fire-extinguishing agent is stored in
In extinguishing device, the extinguishing device is fire extinguisher bomb, fire suppression bottle, extinguishing vehicle, fire pump and sprayer, fire extinguishing scattering mechanism, fire extinguishing
Aircraft.
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| CN201710055022.1A CN106807027B (en) | 2017-01-24 | 2017-01-24 | Microcapsule fire-extinguishing agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710055022.1A CN106807027B (en) | 2017-01-24 | 2017-01-24 | Microcapsule fire-extinguishing agent |
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| CN106807027B CN106807027B (en) | 2019-09-03 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905038A (en) * | 2018-08-27 | 2018-11-30 | 安徽理工大学 | It is a kind of based on the secondary micro-capsule extinguishing chemical and preparation method thereof shed of shock wave |
| CN109316682A (en) * | 2018-09-27 | 2019-02-12 | 杭州普瑞安消防科技有限公司 | A kind of kitchen oil cauldron stick special formula fire extinguishing appliance |
| CN109432685A (en) * | 2018-11-01 | 2019-03-08 | 深圳市安预认知技术有限公司 | Nanometer fire extinguishing capsule preparation method thereof and fire extinguishing patch, fire extinguishing coating, intelligent extinguishing device |
| CN110025916A (en) * | 2019-03-18 | 2019-07-19 | 深圳市鸿海盛特种消防科技有限公司 | Microcapsules fire extinguishing material and preparation method thereof |
| CN112043994A (en) * | 2020-09-14 | 2020-12-08 | 西安尚泰安全技术有限责任公司 | Temperature-control capsule type nano fire extinguishing tablet and temperature-control nano capsule fire extinguishing method |
| CN112090016A (en) * | 2020-09-24 | 2020-12-18 | 西安天河矿业科技有限责任公司 | High-water-content capsule fire prevention and extinguishing agent and application thereof |
| CN112716029A (en) * | 2020-12-21 | 2021-04-30 | 安徽中烟工业有限责任公司 | Granular nano-microcapsule for heating cigarettes and preparation method thereof |
| CN113573786A (en) * | 2019-03-19 | 2021-10-29 | Gfi有限公司 | Microcapsule for fire extinguishing, method for preparing the same, and fire extinguishing apparatus including the same |
Families Citing this family (1)
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| KR102674827B1 (en) * | 2021-09-16 | 2024-06-13 | 건국대학교 산학협력단 | Organic-inorganic hybrid double-walled microcapsule for fire extinguishing, method for manufacturing the same, and fire extinguishing composition comprising the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113573786A (en) * | 2019-03-19 | 2021-10-29 | Gfi有限公司 | Microcapsule for fire extinguishing, method for preparing the same, and fire extinguishing apparatus including the same |
| CN112043994A (en) * | 2020-09-14 | 2020-12-08 | 西安尚泰安全技术有限责任公司 | Temperature-control capsule type nano fire extinguishing tablet and temperature-control nano capsule fire extinguishing method |
| CN112090016A (en) * | 2020-09-24 | 2020-12-18 | 西安天河矿业科技有限责任公司 | High-water-content capsule fire prevention and extinguishing agent and application thereof |
| CN112716029A (en) * | 2020-12-21 | 2021-04-30 | 安徽中烟工业有限责任公司 | Granular nano-microcapsule for heating cigarettes and preparation method thereof |
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