CN107899170A - A kind of extinguishing chemical fire-retardant based on hydrophobic particles - Google Patents
A kind of extinguishing chemical fire-retardant based on hydrophobic particles Download PDFInfo
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- CN107899170A CN107899170A CN201711250292.4A CN201711250292A CN107899170A CN 107899170 A CN107899170 A CN 107899170A CN 201711250292 A CN201711250292 A CN 201711250292A CN 107899170 A CN107899170 A CN 107899170A
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- dry powder
- mass parts
- aqueous solution
- parts
- extinguishing chemical
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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
- A62D1/0028—Liquid extinguishing substances
- A62D1/005—Dispersions; Emulsions
-
- 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
- A62D1/0071—Foams
-
- 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
- A62D1/0071—Foams
- A62D1/0078—Foams containing proteins or protein derivatives
Abstract
The invention discloses a kind of extinguishing chemical fire-retardant based on hydrophobic particles, by the foaming agent of 4.9 9.5 mass parts, the stabilizer of 3.5 8.6 mass parts, 26.5 43.5 mass parts hydrophobic solid particle, remaining is the mixture of aqueous solution composition, and the foaming agent is plant protein hydrolysate or licorice powder；The stabilizer is ferric trichloride, and the hydrophobic solid particle is mixtures one or more in fine coal grey particle, sylvite dry powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, Amino group powder, mica particle；The solvent of the aqueous solution is water, and solute is saleratus, one or more mixtures in sodium carbonate, ammonium carbonate, potassium chloride.Extinguishing chemical provided by the invention can uniformly adhere on oily matter, and uncovered region can quickly be carried out the combination of free property by foaming agent, coating, the indispensable oxygen that isolation burning needs are formed, the physical isolation between combustible and oxygen is formed, has haveed the function that fire extinguishing.
Description
Technical field
The present invention relates to fire-fighting quipment field, the extinguishing chemical field more particularly, to put out a fire, is a kind of base specifically
In the fire-retardant extinguishing chemical of hydrophobic particles.
Background technology
Fire extinguisher is a kind of portable Fire extinguisher.Chemical substance is placed in fire extinguisher, to rescue fire extinguishing calamity.Fire extinguisher is
One of common fireproofing installation, is stored in public place or the place of fire may occur, filling in different types of fire extinguisher
Component it is different, be to aim at different fire alarms and set.It must be noted that during use in order to avoid producing minus effect and causing danger.
Existing extinguishing chemical mainly has two kinds of a foam and dry powder, and two kinds of extinguishing chemicals respectively have a quality, going out in dry powder extinguisher
Ammonium phosphate salt is filled in fiery agent to be used to put out a fire dry and be easy to flow attritive powder by tool fire extinguishing effectiveness machine salt a small amount of additive through dry
Dry, crushing, the fire-fighting of mixing micro-solid powder group kind extensively using extinguishing chemical and are mainly used for fire extinguisher except metallic fires of putting out a fire to save life and property
BC dry powder fire extinguishing agents (sodium acid carbonate) ABC dry powder (ammonium phosphate salt) two class as the outer dry powder fire extinguishing agent of special dry powdered extinguishing chemical is made dry up
Powder machine salt volatility solution thing produces free radical with burning journey fuel or property group hairization suppresses negative catalyst and makes combustion chain reaction
Disconnected fire extinguishing；Two by dry powder powder fall the reaction of combustion things surface outgoingization and the glassy coating isolating oxygen of high temperature action shape layer is into asphyxia
Put out a fire another external dilution oxygen, play certain cooling effect.Fire foam is a kind of small volume, what surface was surrounded by liquid
Bubble population, proportion is between 0.001~0.5.Since the proportion of foam is far smaller than the proportion of general flammable liquid, thus can be with
The surface of liquid is floated on, forms a foam blanket.Meanwhile foam has certain viscosity again, can be adhered to general
The surface of flammable solid.The foam blanket that fire foam is formed on comburant surface, can make comburant surface and air insulated.
The prior art：Chinese invention patent application, application number：201210236483.6 Publication No.：102772877A,
A kind of extinguishing chemical is disclosed, the extinguishing chemical is made of the raw material of following each component：0.1-0.2 parts of organic silicone oil, carbamide 2-3
Part, 3.5-4.5 parts of ammonium phosphate, 6.1-6.2 parts of potassium hyperchlorate, 32-35 parts of concentrated latex, 11-12 parts of water.The fire extinguishing of the present invention
Agent, can make up the deficiency of general extinguishing chemical, and cost of manufacture is relatively low, and raw material is easy to get, and the making raw material of extinguishing chemical is harmless,
Do not pollute, securely and reliably.
Different due to occurring the condition of a disaster of fire in actual life, the fire that different materials occurs not only wants specific aim
Selection fire-extinguishing apparatus, more it is noted that selection extinguishing chemical, so could more preferably, faster, safer stamps out a fire.
The content of the invention
It is an object of the invention to provide a kind of extinguishing chemical fire-retardant based on hydrophobic particles, solves of the prior art dry
The problem of powder fire extinguisher is not easy to put out oiliness fire and relatively low fire foam fire-fighting efficiency.
The present invention is achieved through the following technical solutions：
A kind of extinguishing chemical fire-retardant based on hydrophobic particles, by the foaming agent of 4.9-9.5 mass parts, 3.5-8.6 mass parts it is steady
Determine agent, the hydrophobic solid particle of 26.5-43.5 mass parts, remaining is the mixture of aqueous solution composition, and the foaming agent is plant
Thing protein hydrolysate or licorice powder；The stabilizer is ferric trichloride, and the hydrophobic solid particle is fine coal grey particle, sylvite is done
One or more mixing in powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, Amino group powder, mica particle
Thing；The solvent of the aqueous solution is water, and solute is saleratus, one or more mixed in sodium carbonate, ammonium carbonate, potassium chloride
Compound.
Preferably, the constituent mass content of fine coal grey particle is respectively 20%-25% in the hydrophobic solid particle, sylvite
Dry powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, the constituent content of Amino group powder are respectively 35%-42%, its
Remaining is mica particle.
Preferably, the aqueous solution is made of the water of 58%-66% mass and the solute of 34%-42%, and a in the solute
Constituent mass percentage composition is respectively：Saleratus is 18%-25%, sodium carbonate 30%-45%, ammonium carbonate 5%-8%, remaining
For potassium chloride.
In order to further improve the fire-fighting efficiency of oiliness extinguishing chemical, the present invention further provides following scheme：
A kind of extinguishing chemical fire-retardant based on hydrophobic particles, by the foaming agent of 4.9-9.5 mass parts, 3.5-8.6 mass parts it is steady
Determine agent, the hydrophobic solid particle of 26.5-43.5 mass parts, remaining is the mixture of aqueous solution composition, and the foaming agent is plant
Thing protein hydrolysate or licorice powder；The stabilizer is ferric trichloride, and the hydrophobic solid particle is fine coal grey particle, sylvite is done
One or more mixing in powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, Amino group powder, mica particle
Thing；The solvent of the aqueous solution is water, and solute is saleratus, one or more mixed in sodium carbonate, ammonium carbonate, potassium chloride
Compound, the mass parts of the foaming agent are 7 parts, and the mass parts of stabilizer are 6 parts, and the mass parts of hydrophobic solid particle are 40
Part, remaining is the mixture of aqueous solution, and the solute of the aqueous solution is saleratus and sodium carbonate with 1：1 ratio mixing mixes
Compound；The mass parts of the foaming agent are 6 parts, and the mass parts of stabilizer are 5 parts, and the mass parts of hydrophobic solid particle are 35
Part, remaining is the mixture of aqueous solution, and the solute of the aqueous solution is saleratus and potassium chloride with 2：1 ratio mixing mixes
Compound.
Yet further, the mass parts of the foaming agent are 5 parts, and the mass parts of stabilizer are 4 parts, hydrophobic solid particle
Mass parts be 32 parts, remaining is the mixture of aqueous solution, and the solute of the aqueous solution is saleratus and sodium carbonate with 1：3
The mixture of ratio mixing.
It is further preferred that the mass parts of the foaming agent are 8 parts, the mass parts of stabilizer are 7 parts, hydrophobic solid grain
The mass parts of son are 38 parts, remaining is the mixture of aqueous solution, and the solute of the aqueous solution is saleratus and potassium chloride with 5：2
Ratio mixing mixture.
Compared with prior art, the present invention haing the following advantages and beneficial effect：
Extinguishing chemical provided by the invention can uniformly adhere on oily matter, and foaming agent can quickly will be uncovered
Region carry out the combination of free property, form coating, the indispensable oxygen that isolation burning needs, forms between combustible and oxygen
Physical isolation, haveed the function that fire extinguishing.Since the present invention is by the way of aqueous solution is mixed with hydrophobic particle thing, so
Under the injection of fire extinguisher or other fire extinguishing jet devices, combustible surface can be more uniformly adhered to, it is more efficient
Realize large area put out a fire.
Embodiment
The present invention is described in further detail with reference to embodiment, but the implementation of the present invention is not limited to this.
Embodiment 1：
A kind of extinguishing chemical fire-retardant based on hydrophobic particles, by the foaming agent of 4.9-9.5 mass parts, 3.5-8.6 mass parts it is steady
Determine agent, the hydrophobic solid particle of 26.5-43.5 mass parts, remaining is the mixture of aqueous solution composition, and the foaming agent is plant
Thing protein hydrolysate or licorice powder；The stabilizer is ferric trichloride, and the hydrophobic solid particle is fine coal grey particle, sylvite is done
One or more mixing in powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, Amino group powder, mica particle
Thing；The solvent of the aqueous solution is water, and solute is saleratus, one or more mixed in sodium carbonate, ammonium carbonate, potassium chloride
Compound.
In the case of any constituent content ratio in the present embodiment, it the experiment proved that, the mixed solution of 2L is placed in
In sealing container, and apply 1.8-2.0 atmospheric pressure, sustained firing experiment is carried out with a diameter of 3 millimeters of gun slot, it is sustainable
Injection -164 seconds 125 seconds.Burning for surface area for 0.2 square metre of liquid gasoline, sustained firing 2-2.8 seconds can be complete
Put out, the burning to surface area for 1 square of liquid gasoline, is in the angle sustained firing no more than 20 ° along combustible surface
It can put out within 5-8 seconds.
Under the same conditions, above-mentioned experiment is carried out using the dry powder extinguisher of in the market purchase, it is flat for 0.2 for surface area
The burning of the liquid gasoline of square rice, sustained firing can be put out for 3-4.2 seconds completely, be 1 square of liquid gasoline to surface area
Burning, is in more than the 15 seconds still visible naked lights of angle sustained firing no more than 20 ° along combustible surface, and dry powder extinguisher is deposited
In shifting situation, it is impossible to disposably extinguish the blaze, string fire easily occur, secondary situation about igniting occurs.
Under the same conditions, above-mentioned experiment is carried out using the foam annihilator of in the market purchase, it is flat for 0.2 for surface area
The burning of the liquid gasoline of square rice, sustained firing can be put out for 2.7-3.6 seconds completely, to the liquid gasoline that surface area is 1 square
Burning, be in that all standing can be realized in fluid surface within 8-12 second no more than 20 ° of angle sustained firing along combustible surface, general
Naked light is put out, but its consumption is 1.3 quilts of consumption quality of the present invention.
It follows that employed in the present embodiment fire extinguishing component mixture under the action of high pressure to oiliness combustible
Fire put out a fire relative to existing dry powder extinguisher and foam annihilator be respectively provided with prominent substantive distinguishing features and significantly into
Step, and by fire-extinguishing apparatus to be a variety of, as long as the pressure provided not less than 1.5 atmospheric pressure can put out a fire, user
Just, effect is good.
Embodiment 2：
A kind of extinguishing chemical fire-retardant based on hydrophobic particles, by the foaming agent of 4.9-9.5 mass parts, 3.5-8.6 mass parts it is steady
Determine agent, the hydrophobic solid particle of 26.5-43.5 mass parts, remaining is the mixture of aqueous solution composition, and the foaming agent is plant
Thing protein hydrolysate or licorice powder；The stabilizer is ferric trichloride, and the hydrophobic solid particle is fine coal grey particle, sylvite is done
One or more mixing in powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, Amino group powder, mica particle
Thing；The solvent of the aqueous solution is water, and solute is saleratus, one or more mixed in sodium carbonate, ammonium carbonate, potassium chloride
Compound, the mass parts of the foaming agent are 7 parts, and the mass parts of stabilizer are 6 parts, and the mass parts of hydrophobic solid particle are 40
Part, remaining is the mixture of aqueous solution, and the solute of the aqueous solution is saleratus and sodium carbonate with 1：1 ratio mixing mixes
Compound；The mass parts of the foaming agent are 6 parts, and the mass parts of stabilizer are 5 parts, and the mass parts of hydrophobic solid particle are 35
Part, remaining is the mixture of aqueous solution, and the solute of the aqueous solution is saleratus and potassium chloride with 2：1 ratio mixing mixes
Compound.
Foamite mixture 2L described in the present embodiment is placed in sealing container, and applies 2.5 atmospheric pressure, with diameter
Sustained firing experiment, sustainable injection 106 seconds are carried out for 3 millimeters of gun slots.
It it is 3 millimeters to depth, area is that 0.5 square metre of diesel combustion naked light carries out putting out experiment, of the present invention
Extinguishing chemical carries out sustained firing 3 times along with diesel oil plane included angle for 30 ° of direction, and the time put out a fire completely is respectively 3.6 seconds,
3.4 seconds, 3.7 seconds, average attack time was 3.53 seconds.
Under the same conditions, above-mentioned experiment is carried out using the dry powder extinguisher of in the market purchase, still by injection direction with
The direction that diesel oil plane included angle is 30 ° carries out sustained firing 3 times, and the time put out a fire completely is respectively 5.2 seconds, 4.8 seconds, and 4.93
Second, average attack time is 4.98 seconds.
Under the same conditions, above-mentioned experiment is carried out using the foam annihilator of in the market purchase, still by injection direction with
The direction that diesel oil plane included angle is 30 ° carries out sustained firing 3 times, and the time put out a fire completely is respectively 4.5 seconds, 4.1 seconds, 4 seconds, is put down
Equal attack time is 4.2 seconds.
It follows that the extinguishing chemical of the present invention is defined, to be subjected to the same test under the same conditions, the present invention
The effect of the extinguishing chemical of offer has prominent substantive distinguishing features, and show due to existing dry powder fire extinguishing agent and fire foam
Write progress.
The above, is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (5)
1. a kind of extinguishing chemical fire-retardant based on hydrophobic particles, it is characterised in that by the foaming agent of 4.9-9.5 mass parts, 3.5-
The stabilizer of 8.6 mass parts, the hydrophobic solid particle of 26.5-43.5 mass parts, remaining mixture formed for aqueous solution, institute
It is plant protein hydrolysate or licorice powder to state foaming agent；The stabilizer is ferric trichloride, and the hydrophobic solid particle is fine coal
It is a kind of in grey particle, sylvite dry powder, ammonium dihydrogen phosphate dry powder, phosphoric acid diamines dry powder, phosphoric acid dry powder, Amino group powder, mica particle
Or a variety of mixture；The solvent of the aqueous solution is water, and solute is one in saleratus, sodium carbonate, ammonium carbonate, potassium chloride
Kind or a variety of mixtures.
A kind of 2. extinguishing chemical fire-retardant based on hydrophobic particles according to claim 1, it is characterised in that the hydrophobicity
The constituent mass content of fine coal grey particle is respectively 20%-25% in solids, sylvite dry powder, ammonium dihydrogen phosphate dry powder, phosphoric acid
Diamines dry powder, phosphoric acid dry powder, the constituent content of Amino group powder are respectively 35%-42%, remaining is mica particle.
A kind of 3. extinguishing chemical fire-retardant based on hydrophobic particles according to claim 1, it is characterised in that the aqueous solution
It is made of the water of 58%-66% mass and the solute of 34%-42%, and a constituent mass percentage composition is respectively in the solute：
Saleratus is 18%-25%, sodium carbonate 30%-45%, ammonium carbonate 5%-8%, remaining is potassium chloride.
A kind of 4. extinguishing chemical fire-retardant based on hydrophobic particles according to claim 1, it is characterised in that the foaming agent
Mass parts be 7 parts, the mass parts of stabilizer are 6 parts, and the mass parts of hydrophobic solid particle are 40 parts, remaining is aqueous solution
Mixture, the solute of the aqueous solution are saleratus and sodium carbonate with 1：The mixture of 1 ratio mixing.
A kind of 5. extinguishing chemical fire-retardant based on hydrophobic particles according to claim 1, it is characterised in that the foaming agent
Mass parts be 6 parts, the mass parts of stabilizer are 5 parts, and the mass parts of hydrophobic solid particle are 35 parts, remaining is aqueous solution
Mixture, the solute of the aqueous solution are saleratus and potassium chloride with 2：The mixture of 1 ratio mixing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250292.4A CN107899170A (en) | 2017-12-01 | 2017-12-01 | A kind of extinguishing chemical fire-retardant based on hydrophobic particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711250292.4A CN107899170A (en) | 2017-12-01 | 2017-12-01 | A kind of extinguishing chemical fire-retardant based on hydrophobic particles |
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| CN107899170A true CN107899170A (en) | 2018-04-13 |
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| CN201711250292.4A Pending CN107899170A (en) | 2017-12-01 | 2017-12-01 | A kind of extinguishing chemical fire-retardant based on hydrophobic particles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111437558A (en) * | 2020-03-23 | 2020-07-24 | 四川天地同光科技有限责任公司 | Water-based multiphase system fire-fighting agent for quickly extinguishing alcohol open fire and preparation method thereof |
| CN116474306A (en) * | 2023-05-26 | 2023-07-25 | 中国民航大学 | Cooling type dry powder extinguishing agent and preparation method and application thereof |
-
2017
- 2017-12-01 CN CN201711250292.4A patent/CN107899170A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111437558A (en) * | 2020-03-23 | 2020-07-24 | 四川天地同光科技有限责任公司 | Water-based multiphase system fire-fighting agent for quickly extinguishing alcohol open fire and preparation method thereof |
| CN111437558B (en) * | 2020-03-23 | 2021-08-24 | 四川天地同光科技有限责任公司 | Water-based multiphase system fire-fighting agent for quickly extinguishing alcohol open fire and preparation method thereof |
| CN116474306A (en) * | 2023-05-26 | 2023-07-25 | 中国民航大学 | Cooling type dry powder extinguishing agent and preparation method and application thereof |
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Application publication date: 20180413 |