CN107670215A - A kind of hot-gas sol fire extinguishing agent and preparation method thereof - Google Patents
A kind of hot-gas sol fire extinguishing agent and preparation method thereof Download PDFInfo
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- CN107670215A CN107670215A CN201710905046.1A CN201710905046A CN107670215A CN 107670215 A CN107670215 A CN 107670215A CN 201710905046 A CN201710905046 A CN 201710905046A CN 107670215 A CN107670215 A CN 107670215A
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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
- A62D1/0092—Gaseous extinguishing substances, e.g. liquefied gases, carbon dioxide snow
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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
- A62D1/0014—Powders; Granules
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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
- A62D1/06—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components
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Abstract
The invention discloses a kind of hot-gas sol fire extinguishing agent and preparation method thereof, and it includes according to parts by weight percentage：6.6%~23.5% calcium metasilicate, 11.8%~20.3% calcium selenate, 1.2%~4.7% xylose, 15.5%~28.9% carbon dust, 1.1%~4.3% nanometer carboxymethyl cellulose, 10.6%~24.8% calcium carbonate, 13.8%~26.4% basic copper carbonate, 0.8%~4.6% ethylenediamine tetra-acetic acid and 1.4%~5.9% epoxy resin；And preparation method thereof.There is obvious synergy between the aerosol extinguishing agent each component of the present invention, so that aerosol extinguishing agent has good extinguishing ability and fire-fighting efficiency on the whole, have the advantages that dosage is few, blow-off velocity is fast, fire-fighting efficiency is high, particularly suitable for going out for oils burning things which may cause a fire disaster.
Description
Technical field
The present invention relates to the fire extinguishing field of oil sources burning things which may cause a fire disaster, more particularly to a kind of hot-gas sol fire extinguishing agent and preparation method thereof.
Background technology
Currently, it is common to use extinguishing chemical be broadly divided into following several classes：Water base class extinguishing chemical, gas extinguishing chemical, powder
Body class extinguishing chemical, aerosol class extinguishing chemical and halon fire agent, all kinds of extinguishing chemical scope of applications are not quite similar, performance indications
Respectively there is quality, wherein：Halon fire agent has the characteristics of good extinguishing effect, fire-fighting efficiency is high.
But the chemical composition of the destruction larger to ozone layer in halon fire agent be present, since 1987, respectively
State exists《Concern the Montreal Protocol book for destroying ozone material》Under limitation, the production and use of halon fire agent are phased out,
The Chinese government also stopped 1211,1301 extinguishing chemicals of production comprehensively from 2010.
Under the background that halon fire agent is eliminated, other class extinguishing chemicals have obtained wider development and application, water base class
The principle of extinguishing chemical mainly reaches fire extinguishing purpose by the cooling of water mists, asphyxia and isolation heat radiation effect；Gas go out
Fiery agent is mainly to reach the purpose of asphyxia fire by spraying the oxygen content of inert gas reduction flame range；Powder class extinguishing chemical is main
Principle is to act on down ejecting powder by gases at high pressure, consumes the free radical in flame, generation inert gas etc. and reaches fire extinguishing
Purpose.But the presence of hyperbaric environment is required for during these extinguishing chemical uses, cause equipment volume larger, storage uses
During have physical explosion dangerous, in document " safety analysis of gas extinguishing system ", analyze gas extinguishing system
Danger.
Existing aerosol class extinguishing chemical can be divided mainly into S types and K-type, and this kind of extinguishing chemical mainly utilizes redox reaction
The inert gas of release, free radical etc. act on flame range, are gone out by the chemical reaction of the asphyxia of inert gas, free radical to reach
The purpose of fire.Its deficiency is mainly shown：Redox reaction thermal discharge is big so that aerosol fire-extinguishing device structure spout temperature
Degree is higher；Some aerosol extinguishing agents generation aerosol is less efficient, time length, is unfavorable for controlling initial fire disaster in time.
Therefore, prior art needs further improvement and developed.
The content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of hot-gas sol fire extinguishing agent and its preparation
Method, on the premise of cost is reduced, improve fire-fighting efficiency.
In order to solve the above technical problems, technical solution of the present invention includes：
A kind of hot-gas sol fire extinguishing agent, it includes according to parts by weight percentage：
Described hot-gas sol fire extinguishing agent, it includes according to parts by weight percentage：
Described hot-gas sol fire extinguishing agent, wherein, with dioctyl phthalate to make solvent or diluent dilute using preceding for above-mentioned epoxy resin
Release, wherein, the mass ratio of epoxy resin and dioctyl phthalate solvent or diluent is 1-3:1.
A kind of method for preparing the hot-gas sol fire extinguishing agent, it comprises the following steps：
A, above-mentioned raw materials component is weighed respectively in corresponding ratio, and taken material component is used into grinding machine powder grinds respectively
Body；Then, 500 mesh sieves are crossed, collect the powder of sieving, it is standby；
The powder of collected sieving is separately added into the charging tray of rotary pelleting machine, the 1/3 of epoxy resin total amount is added B,
To the fluid reservoir of rotary pelleting machine；Then, start rotary pelleting machine, after material is sufficiently mixed uniformly, open rotary pelleting machine
Spray pump, be granulated to obtain material；
C, above-mentioned material is dried in explosion-proof baking oven, explosion-proof baking oven according to 15 DEG C/h speed from room temperature to
40 DEG C, then the freeze-day with constant temperature at 40 DEG C, until material water ratio is less than or equal to 0.8%, obtains dry material；
D, gained dry material is entered into mixer, then carried out remaining epoxy resin addition with dioctyl phthalate dilute
Release, epoxy resin adds the uniform mixing of mixer after dilution, obtains semi-finished product；
E, obtained semi-finished product are loaded in cartridge case, is placed on press bench, is compacted, obtains under 5MPa pressure
Above-mentioned aerosol type extinguishing chemical.
Described preparation method, wherein, above-mentioned steps A specifically also includes：Collect in sieving pot and tail over material incorporation
In next batch solid material, and fill back grinding machine grinding.
Described preparation method, wherein, above-mentioned steps B specifically also includes：The whiff pressure of rotary pelleting machine is
0.5Mp, whitewashing revolution speed are 5~25rmin-1, feeding machine rotating speed is 5~25rmin-1, dilution zero density is 0.64g/
Ml, angle of repose are 32 °；The size controlling index of granulation is that final 28-32 purposes must expect that yield is more than 90%.
Described preparation method, wherein, the cartridge case internal diameter in above-mentioned steps E is 40mm, high 100mm, charge 50-
100g。
A kind of hot-gas sol fire extinguishing agent provided by the invention and preparation method thereof, with dosage is few, blow-off velocity is fast, goes out
The advantages that fiery efficiency high, particularly suitable for the fire extinguishing of oils burning things which may cause a fire disaster, containing oxidant, fuel agent, combustionregulator, additive, change
Property agent and adhesive；Wherein, oxidant is the mixture of calcium metasilicate and calcium selenate, and fuel agent is xylose and carbon dust, and burning is adjusted
Section agent is nanometer carboxymethyl cellulose, and additive is calcium carbonate and basic zinc carbonate, and modifying agent is ethylenediamine tetra-acetic acid, adhesive
For epoxy resin.
Calcium carbonate and basic zinc carbonate in composition are thermally decomposed at high temperature, discharge substantial amounts of carbon dioxide, and two
Carbonoxide is used to put out a fire；Calcium carbonate and basic zinc carbonate by thermal decomposition process (calcium carbonate and basic zinc carbonate are thermally decomposed, one
Part is carried out in aerosol fire-extinguishing device, and catching fire point is carried out a part again after ejection) in, it is necessary to absorb substantial amounts of
Heat, the flame temperature of ignition point can both be reduced, and auxiliary fire extinguishing, advantageously reduce aerosol fire-extinguishing device nozzle temperature again,
The safety that extinguishing device operates with people is effectively ensured, brings and uses upper facility and safety.Foregoing calcium carbonate and alkali
Formula zinc carbonate is by thermal decomposition process, and the reduction of ignition temperature caused by heat absorption, this will further result in comburant combustion process
Heat for gasifying combustibles molecule and incendivity molecular cleavage into the free radical that will gasify is reduced so that ignition point (after
It is continuous) speed of combustion reaction necessarily suppressed.
Also, the zinc oxide that the calcium oxide due to being generated after Decomposition of Calcium Carbonate and basic zinc carbonate generate after decomposing, can be with
Carbon in comburant chemically reacts, and generates carbon dioxide.That is, the combustible component (carbon dust) in comburant is changed into
Incombustible inert gas (carbon dioxide), be advantageous to the burning velocity of retarded combustion thing, reduce the oxygen content of combustion space, promote
Enter the raising of blow-off velocity and efficiency.In addition, comburant (that is, maintains what combustion reaction was persistently carried out during catching fire
During), it will it is constant to be cracked to form substantial amounts of, indispensable H, O, OH isoreactivity of combustion continuation progress institute
Group.And decomposed under calcium carbonate and basic zinc carbonate high temperature, the calcium oxide and zinc oxide of generation, it will be lived respectively with above-mentioned these
Property group (that is, H, O, OH isoreactivity group) chemically react, so as to part consume these active groups, suppress
Reaction between these active groups, and then interrupt pyric chain, suppress continuing for flame combustion.
Oxidant and reducing agent in composition is in aerosol fire-extinguishing device, the electric starter through aerosol fire-extinguishing device
After igniting, violent redox reaction will occur, and discharge substantial amounts of heat, calcium metasilicate, calcium selenate, wood in composition
Sugar and carbon dust then begin to imperfect combustion, produce substantial amounts of flue gas, aerosol is formed after being mixed with air；Receiving in composition
Rice carboxymethylcellulose component, because its is flammable, ignition point is low, and specific surface area is big, is mainly used as combustionregulator.That is, use
It is quick in container to promote aerosol fire-extinguishing device preliminary work in the burning velocity for the combustible component in composition of igniting/accelerate
Form substantial amounts of aerosol.In hot-gas sol fire extinguishing agent composition, it is micro- that generated solid inorganic oxides are decomposed at high temperature
Grain, is covered in the body surface that catches fire, further functions as the effect for the body surface starvation that catches fire, promote flame because of anoxia asphyxia
The quickening of extinguishing process.
Embodiment
The invention provides a kind of hot-gas sol fire extinguishing agent and preparation method thereof, to make the purpose of the present invention, technical scheme
And effect is clearer, clear and definite, the present invention is described in more detail below.It should be appreciated that specific implementation described herein
Example is not intended to limit the present invention only to explain the present invention.
The invention provides a kind of hot-gas sol fire extinguishing agent, and it includes according to parts by weight percentage：6.6%~23.5%
Calcium metasilicate, 11.8%~20.3% calcium selenate, 1.2%~4.7% xylose, 15.5%~28.9% carbon dust, 1.1%
~4.3% nanometer carboxymethyl cellulose, 10.6%~24.8% calcium carbonate, 13.8%~26.4% basic copper carbonate,
0.8%~4.6% ethylenediamine tetra-acetic acid and 1.4%~5.9% epoxy resin.
Certainly it is further preferred that it includes according to parts by weight percentage：10.3%~18.2% calcium metasilicate,
12.6%~18.5% calcium selenate, 1.8%~4.2% xylose, 17.3%~26.8% carbon dust, 1.3%~4.1%
Nanometer carboxymethyl cellulose, 12.5%~23.9% calcium carbonate, 16.7%~25.3% basic copper carbonate, 0.9%~
4.3% ethylenediamine tetra-acetic acid and 1.6%~5.2% epoxy resin.
Further, above-mentioned epoxy resin makees solvent or diluent dilution using preceding with dioctyl phthalate, wherein, epoxy resin
Mass ratio with dioctyl phthalate solvent or diluent is 1-3:1, both it had been easy to the bonding of extinguishing chemical, compressing operation, had had again good
Good compressing quality.
Present invention also offers a kind of method for preparing the hot-gas sol fire extinguishing agent, it comprises the following steps：
Step 1, above-mentioned raw materials component is weighed respectively in corresponding ratio, and taken material component is used into grinding machine grinding respectively
Into powder；Then, 500 mesh sieves are crossed, collect the powder of sieving, it is standby；
Step 2, the powder of collected sieving is separately added into the charging tray of rotary pelleting machine, by the 1/3 of epoxy resin total amount
It is added to the fluid reservoir of rotary pelleting machine；Then, start rotary pelleting machine, after material is sufficiently mixed uniformly, opens rotation and make
The spray pump of grain machine, is granulated to obtain material；
Step 3, above-mentioned material is dried in explosion-proof baking oven, explosion-proof baking oven is according to 15 DEG C/h speed from room temperature
40 DEG C are warming up to, then the freeze-day with constant temperature at 40 DEG C, until material water ratio is less than or equal to 0.8%, obtain dry material；
Step 4, gained dry material is entered into mixer, then by remaining epoxy resin addition dioctyl phthalate
It is diluted, epoxy resin adds the uniform mixing of mixer after dilution, obtains semi-finished product；
Step 5, obtained semi-finished product are loaded in cartridge case, is placed on press bench, is pushed in 5MPa pressure
It is real, obtain above-mentioned aerosol type extinguishing chemical, it is preferred that cartridge case internal diameter is 40mm, high 100mm, charge 50-100g.
And above-mentioned steps one specifically also include：Collect in sieving pot and tail over material incorporation next batch solid material
In, and fill back grinding machine grinding.Above-mentioned steps two specifically also include：The whiff pressure of rotary pelleting machine is 0.5Mp, spray pump
Rotating speed is 5~25rmin-1, feeding machine rotating speed is 5~25rmin-1, dilution zero density is 0.64g/ml, and angle of repose is
32°；The size controlling index of granulation is that final 28-32 purposes must expect that yield is more than 90%.Cartridge case internal diameter in above-mentioned steps five
For 40mm, high 100mm, charge 50-100g.
In order to which the present invention is described in further detail, it is exemplified below more detailed embodiment and illustrates.Following implementation
Example, the fire suppression applications experiment of hot-gas sol fire extinguishing agent product, using GA 499.1-2010《GAFES》1st
Point：Method as defined in condensed aerosol fire extinguishing device is carried out, and the usage amount of extinguishing chemical is 50g.
Embodiment 1
The composition of raw materials of hot-gas sol fire extinguishing agent is：By mass fraction, calcium metasilicate 15%, calcium selenate 12%, xylose
2%th, carbon dust 20%, nanometer carboxymethyl cellulose 2%, calcium carbonate 21%, basic zinc carbonate 22%, ethylenediamine tetra-acetic acid 3%, ring
Oxygen tree fat 3% (presses 1:1 mass ratio, add dioctyl phthalate and make solvent or diluent dilution).
Compressing product is fitted into Compact Aerosol extinguishing device (with one piece of cartridge case), loads electric starter (gas
Cooling agent, not compressed gas are not added with aerosol fire extinguisher), it is 0.1m to carry out implementing area2The fire fighting test of food tray, fuel
For business level normal heptane.Product quality used in fire fighting test is 50g, and experimental result is shown in Table 1.
Embodiment 2
The composition of raw materials of hot-gas sol fire extinguishing agent is：By mass fraction, calcium metasilicate 17%, calcium selenate 14%, xylose
2%th, carbon dust 20%, 3 parts of nanometer carboxymethyl cellulose, calcium carbonate 18%, basic zinc carbonate 19%, ethylenediamine tetra-acetic acid 3%, ring
Oxygen tree fat 4% (presses 1:3 mass ratio, add dioctyl phthalate and make solvent or diluent dilution).
Compressing product is fitted into Compact Aerosol extinguishing device (with one piece of cartridge case), loads electric starter (gas
Cooling agent, not compressed gas are not added with aerosol fire extinguisher), it is 0.1m to carry out implementing area2The fire fighting test of food tray, fuel
For business level normal heptane.Product quality used in fire fighting test is 50g, and experimental result is shown in Table 1.
Embodiment 3
The composition of raw materials of hot-gas sol fire extinguishing agent is：By mass fraction, calcium metasilicate 17%, calcium selenate 13%, xylose
3%th, carbon dust 18%, nanometer carboxymethyl cellulose 3%, calcium carbonate 19%, basic zinc carbonate 20%, ethylenediamine tetra-acetic acid 2%, ring
Oxygen tree fat 5% (presses 1:2 mass ratio, add dioctyl phthalate and make solvent or diluent dilution).
Compressing product is fitted into Compact Aerosol extinguishing device (with one piece of cartridge case), loads electric starter (gas
Cooling agent, not compressed gas are not added with aerosol fire extinguisher), it is 0.1m to carry out implementing area2The fire fighting test of food tray, fuel
For business level normal heptane.Product quality used in fire fighting test is 50g, and experimental result is shown in Table 1.
Embodiment 4
The composition of raw materials of hot-gas sol fire extinguishing agent is：By mass fraction, calcium metasilicate 14%, calcium selenate 14%, xylose
4%th, carbon dust 17%, nanometer carboxymethyl cellulose 2%, calcium carbonate 20%, basic zinc carbonate 21%, ethylenediamine tetra-acetic acid 4%, ring
Oxygen tree fat 4% (presses 1:1.5 mass ratio, add dioctyl phthalate and make solvent or diluent dilution).
Compressing product is fitted into Compact Aerosol extinguishing device (with one piece of cartridge case), loads electric starter (gas
Cooling agent, not compressed gas are not added with aerosol fire extinguisher), it is 0.1m to carry out implementing area2The fire fighting test of food tray, fuel
For business level normal heptane.Product quality used in fire fighting test is 50g, and experimental result see the table below 1.
Comparative example 1
Extinguishing chemical is commercially available S types extinguishing chemical, and quality used in fire fighting test is 50g.
Comparative example 2
Extinguishing chemical is commercially available K-type extinguishing chemical, and quality used in fire fighting test is 50g.
Table 1 is the result that embodiment 1- embodiments 4 and comparative example 1, comparative example 2 carry out fire extinguishing contrast test
The table of comparisons.
Table 1
As can be seen that the fire extinguishing success rate of embodiment 1~4 is 100% from upper table 1, the commercially available K-type higher than same type is gone out
Fiery agent and commercially available S types extinguishing chemical product (average out to 62.5%).
Aerosol sustained firing time average required for embodiment 1- embodiments 4 are put out a fire is about 13.2s, same type
Commercially available K-type extinguishing chemical and commercially available S types extinguishing chemical product fire extinguishing required for aerosol sustained firing time average be about
19.1s.Show, embodiment 1- embodiments 4 are put out a fire the required aerosol sustained firing time, and (average value) shortens 30.9%
Left and right.
Specifically extinguishing mechanism is the present invention：
Calcium carbonate and basic zinc carbonate in composition are thermally decomposed at high temperature, discharge substantial amounts of carbon dioxide, and two
Carbonoxide is used to put out a fire；Calcium carbonate and basic zinc carbonate by thermal decomposition process (calcium carbonate and basic zinc carbonate are thermally decomposed, one
Part is carried out in aerosol fire-extinguishing device, and catching fire point is carried out a part again after ejection) in, it is necessary to absorb substantial amounts of
Heat, the flame temperature of ignition point can both be reduced, and auxiliary fire extinguishing, advantageously reduce aerosol fire-extinguishing device nozzle temperature again,
The safety that extinguishing device operates with people is effectively ensured, brings and uses upper facility and safety.Foregoing calcium carbonate and alkali
Formula zinc carbonate is by thermal decomposition process, and the reduction of ignition temperature caused by heat absorption, this will further result in comburant combustion process
Heat for gasifying combustibles molecule and incendivity molecular cleavage into the free radical that will gasify is reduced so that ignition point (after
It is continuous) speed of combustion reaction necessarily suppressed.
Also, the zinc oxide that the calcium oxide due to being generated after Decomposition of Calcium Carbonate and basic zinc carbonate generate after decomposing, can be with
Carbon in comburant chemically reacts, and generates carbon dioxide.That is, the combustible component (carbon dust) in comburant is changed into
Incombustible inert gas (carbon dioxide), be advantageous to the burning velocity of retarded combustion thing, reduce the oxygen content of combustion space, promote
Enter the raising of blow-off velocity and efficiency.In addition, comburant (that is, maintains what combustion reaction was persistently carried out during catching fire
During), it will it is constant to be cracked to form substantial amounts of, indispensable H, O, OH isoreactivity of combustion continuation progress institute
Group.And decomposed under calcium carbonate and basic zinc carbonate high temperature, the calcium oxide and zinc oxide of generation, it will be lived respectively with above-mentioned these
Property group (that is, H, O, OH isoreactivity group) chemically react, so as to part consume these active groups, suppress
Reaction between these active groups, and then interrupt pyric chain, suppress continuing for flame combustion.
Oxidant and reducing agent in composition is in aerosol fire-extinguishing device, the electric starter through aerosol fire-extinguishing device
After igniting, violent redox reaction will occur, and discharge substantial amounts of heat, calcium metasilicate, calcium selenate, wood in composition
Sugar and carbon dust then begin to imperfect combustion, produce substantial amounts of flue gas, aerosol is formed after being mixed with air；Receiving in composition
Rice carboxymethylcellulose component, because its is flammable, ignition point is low, and specific surface area is big, is mainly used as combustionregulator.That is, use
It is quick in container to promote aerosol fire-extinguishing device preliminary work in the burning velocity for the combustible component in composition of igniting/accelerate
Form substantial amounts of aerosol.In hot-gas sol fire extinguishing agent composition, it is micro- that generated solid inorganic oxides are decomposed at high temperature
Grain, is covered in the body surface that catches fire, further functions as the effect for the body surface starvation that catches fire, promote flame because of anoxia asphyxia
The quickening of extinguishing process.
It can be appreciated that the hot aerosol of above-mentioned technical proposal goes out from the analysis of above-mentioned table 1 and embodiment 1- embodiments 4
Fiery agent, it is fitted into aerosol fire-extinguishing device and (the certain pressure of combustion generated gas, formation in device), nothing can be used directly
Need pressure reservoir.This effectively improves the convenience and security during the storage and use of extinguishing chemical, with prior art
Conventional similar-type products ratio, there are very prominent comparative advantages.
In the above-mentioned extinguishing mechanism explanatory note on hot-gas sol fire extinguishing agent, involved main chemical reactions equation is such as
Under：
CaCO3→CaO+CO2↑
CaO+C→Ca+CO2↑
Ca+·OH→Ca(OH)2
Ca+·O→CaO
Ca(OH)2+·H→H2O+Ca
Ca(OH)2+·OH→H2O+CaO
CaO+·H→Ca(OH)2
Zn2(OH)2CO3→ZnO+CO2↑+H2O
ZnO+C→Zn+CO2↑
Zn+·OH→Zn(OH)2
Zn+·O→ZnO
Zn(OH)2+·H→H2O+Zn
Zn(OH)2+·OH→H2O+ZnO
ZnO+·H→Zn(OH)2。
In summary, it is not difficult to find out, it is clearly demarcated with ten between each component of the hot-gas sol fire extinguishing agent of above-mentioned technical proposal
The function of aobvious " division of labor is with cooperate " and effect, have between each component and significantly act synergistically, cooperate, mutually promote,
So that hot-gas sol fire extinguishing agent has good extinguishing ability and fire-fighting efficiency on the whole
Illustrate the fire-fighting efficiency of the hot-gas sol fire extinguishing agent product of the present invention, hence it is evident that the commercially available K-type higher than same type is put out a fire
Agent and commercially available S types extinguishing chemical product
Certainly, described above is only presently preferred embodiments of the present invention, and the present invention is not limited to enumerate above-described embodiment, should
When explanation, any those skilled in the art are all equivalent substitutes for being made, bright under the teaching of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be protected by the present invention.
Claims (7)
1. a kind of hot-gas sol fire extinguishing agent, is characterised by, it includes according to parts by weight percentage：
2. hot-gas sol fire extinguishing agent according to claim 1, is characterised by, it includes according to parts by weight percentage：
3. hot-gas sol fire extinguishing agent according to claim 1, it is characterised in that above-mentioned epoxy resin uses benzene diformazan before using
Dioctyl phthalate makees solvent or diluent dilution, wherein, the mass ratio of epoxy resin and dioctyl phthalate solvent or diluent is 1-3:1.
4. a kind of method for preparing hot-gas sol fire extinguishing agent as claimed in claim 1, it comprises the following steps：
A, above-mentioned raw materials component is weighed respectively in corresponding ratio, and taken material component is used into grinding machine grinding into powder respectively；So
Afterwards, 500 mesh sieves are crossed, collect the powder of sieving, it is standby；
The powder of collected sieving is separately added into the charging tray of rotary pelleting machine, rotation is added to by the 1/3 of epoxy resin total amount B,
Turn the fluid reservoir of comminutor；Then, start rotary pelleting machine, after material is sufficiently mixed uniformly, open the spray of rotary pelleting machine
Stock pump, it is granulated to obtain material；
C, above-mentioned material is dried in explosion-proof baking oven, explosion-proof baking oven is according to 15 DEG C/h speed from room temperature to 40
DEG C, then the freeze-day with constant temperature at 40 DEG C, until material water ratio is less than or equal to 0.8%, obtains dry material；
D, gained dry material is entered into mixer, then the epoxy resin after remaining dilution is added to the uniform mixing of mixer,
Obtain semi-finished product；
E, obtained semi-finished product are loaded in cartridge case, is placed on press bench, is compacted under 5MPa pressure, obtained above-mentioned
Aerosol type extinguishing chemical.
5. preparation method according to claim 4, it is characterised in that above-mentioned steps A specifically also includes：Collect sieving pot
In tail in material incorporation next batch solid material, and fill back grinding machine grinding.
6. preparation method according to claim 4, it is characterised in that above-mentioned steps B specifically also includes：Rotary pelleting machine
Whiff pressure be 0.5Mp, whitewashing revolution speed is 5~25rmin-1, feeding machine rotating speed is 5~25rmin-1, it is close to dilute zero
It is 32 ° to spend for 0.64g/ml, angle of repose；The size controlling index of granulation is that final 28-32 purposes must expect that yield is more than 90%.
7. preparation method according to claim 4, it is characterised in that the cartridge case internal diameter in above-mentioned steps E is 40mm, high
100mm, charge 50-100g.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115872819A (en) * | 2022-12-28 | 2023-03-31 | 北京安鑫同创科技有限公司 | Lead-free low-temperature thermal starting device and preparation method thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1481266A (en) * | 2000-12-15 | 2004-03-10 | ����-Tm����˾ | Pyrotechnical aerosol-forming fire-extinguishing composite and method of its prodn |
| CN101085400A (en) * | 2007-07-12 | 2007-12-12 | 陕西坚瑞化工有限责任公司 | Aerosol fire fighting composition for preventing and reducing secondary damage to ,electrical installation |
| CN101757760A (en) * | 2010-01-19 | 2010-06-30 | 陕西坚瑞消防股份有限公司 | Catalytic chemical coolant for hot aerosol and preparation method thereof |
| CN101766878A (en) * | 2009-12-29 | 2010-07-07 | 广西国杰斯消防科技有限公司 | Aerosol fire extinguishing agent and wet preparation method thereof |
| CN102179026A (en) * | 2010-09-16 | 2011-09-14 | 陕西坚瑞消防股份有限公司 | Fire extinguishing composition generating extinguishant by pyrolysis |
| CN102225228A (en) * | 2011-04-26 | 2011-10-26 | 杭州华神消防科技有限公司 | Hot aerosol fire extinguishing agent |
| CN102836517A (en) * | 2012-09-28 | 2012-12-26 | 陕西坚瑞消防股份有限公司 | Aerosol propellant |
| US20160030789A1 (en) * | 2014-06-06 | 2016-02-04 | GeITech Solutions, Inc. | Colorized fire extinguishing compositions |
| US20160107012A1 (en) * | 2014-10-16 | 2016-04-21 | Goodrich Corporation | Combustible fire suppressant aerosol composition |
-
2017
- 2017-09-29 CN CN201710905046.1A patent/CN107670215B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1481266A (en) * | 2000-12-15 | 2004-03-10 | ����-Tm����˾ | Pyrotechnical aerosol-forming fire-extinguishing composite and method of its prodn |
| CN101085400A (en) * | 2007-07-12 | 2007-12-12 | 陕西坚瑞化工有限责任公司 | Aerosol fire fighting composition for preventing and reducing secondary damage to ,electrical installation |
| CN101766878A (en) * | 2009-12-29 | 2010-07-07 | 广西国杰斯消防科技有限公司 | Aerosol fire extinguishing agent and wet preparation method thereof |
| CN101757760A (en) * | 2010-01-19 | 2010-06-30 | 陕西坚瑞消防股份有限公司 | Catalytic chemical coolant for hot aerosol and preparation method thereof |
| CN102179026A (en) * | 2010-09-16 | 2011-09-14 | 陕西坚瑞消防股份有限公司 | Fire extinguishing composition generating extinguishant by pyrolysis |
| CN102225228A (en) * | 2011-04-26 | 2011-10-26 | 杭州华神消防科技有限公司 | Hot aerosol fire extinguishing agent |
| CN102836517A (en) * | 2012-09-28 | 2012-12-26 | 陕西坚瑞消防股份有限公司 | Aerosol propellant |
| US20160030789A1 (en) * | 2014-06-06 | 2016-02-04 | GeITech Solutions, Inc. | Colorized fire extinguishing compositions |
| US20160107012A1 (en) * | 2014-10-16 | 2016-04-21 | Goodrich Corporation | Combustible fire suppressant aerosol composition |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115872819A (en) * | 2022-12-28 | 2023-03-31 | 北京安鑫同创科技有限公司 | Lead-free low-temperature thermal starting device and preparation method thereof |
| CN115872819B (en) * | 2022-12-28 | 2023-12-19 | 北京安鑫同创科技有限公司 | Lead-free low-temperature starting device and preparation method thereof |
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