CN107537126B - A kind of extinguishment combination with hot gas sol and preparation method thereof - Google Patents
A kind of extinguishment combination with hot gas sol and preparation method thereof Download PDFInfo
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- CN107537126B CN107537126B CN201710905100.2A CN201710905100A CN107537126B CN 107537126 B CN107537126 B CN 107537126B CN 201710905100 A CN201710905100 A CN 201710905100A CN 107537126 B CN107537126 B CN 107537126B
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Abstract
The invention discloses a kind of extinguishment combination with hot gas sol and preparation method thereof, according to parts by weight percentage include: 13.4%~25.2% acerdol, 17.6%~28.1% artificial schellite, 6.2%~12.1% guanidine nitrate, 0.6%~4.3% carbon dust, 1.5%~4.6% nanometer carboxymethyl cellulose, 12.9%~26.4% zinc carbonate, 10.5%~28.6% basic copper carbonate, 0.4%~3.8% Sodium Citrate, usp, Dihydrate Powder and 1.1%~5.3% polyvinyl alcohol；And preparation method thereof.There is apparent synergistic effect between hot aerosol type fire-extinguishing composite each component of the invention, so that aerosol extinguishing agent has good extinguishing ability and fire-fighting efficiency on the whole, have many advantages, such as that dosage is few, blow-off velocity is fast, fire-fighting efficiency is high, the fire extinguishing particularly suitable for oils fire source.
Description
Technical field
The present invention relates to fire extinguishing fields more particularly to a kind of extinguishment combination with hot gas sol and preparation method thereof.
Background technique
Currently, it is common to use extinguishing chemical be broadly divided into following several classes: water base class extinguishing chemical, gas class 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 indicator
Respectively there is superiority and inferiority, in which: halon fire agent has the characteristics that good extinguishing effect, fire-fighting efficiency are high.
But there is the chemical component to the biggish destruction of ozone layer in halon fire agent, since 1987, respectively
State is phased out the production and use of halon fire agent under " concerning the Montreal Protocol book for destroying ozone substance " limitation,
The Chinese government also stops 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 is mainly that the cooling for passing through water mists, asphyxia and isolation heat radiation effect reach fire extinguishing purpose；Gas class is gone out
The oxygen content that fiery agent mainly passes through injection inert gas reduction flame range achievees the purpose that the fire that suffocates；Powder class extinguishing chemical is main
Principle is to act on down ejecting powder by high pressure gas, consumes the free radical in flame, generation inert gas etc. and reaches fire extinguishing
Purpose.But the presence of hyperbaric environment is required in these extinguishing chemical use processes, cause equipment volume larger, storage uses
Have physical explosion risk, in document " safety analysis of gas extinguishing system ", analyze gas extinguishing system in the process
Risk.
Existing aerosol class extinguishing chemical can be divided mainly into S type and K-type, and this kind of extinguishing chemical mainly utilizes redox reaction
The effects of inert gas of release, free radical, in flame range, is 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
It spends higher；Some aerosol extinguishing agents generation aerosol efficiency are lower, and the time is long, is unfavorable for controlling initial fire disaster in time.
Therefore, the prior art needs further improvement and develops.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of extinguishment combination with hot gas sol and its
Preparation method improves fire-fighting efficiency under the premise of reducing cost.
In order to solve the above technical problems, technical solution of the present invention includes:
A kind of extinguishment combination with hot gas sol includes: according to parts by weight percentage
The extinguishment combination with hot gas sol includes: according to parts by weight percentage
The extinguishment combination with hot gas sol, wherein above-mentioned polyvinyl alcohol makees solvent or diluent dilution with distilled water using preceding,
In, the mass ratio of polyvinyl alcohol and distilled water is 1:9-13.
A method of preparing the hot aerosol type fire-extinguishing composite comprising 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 meshes are crossed, the powder of sieving is collected, it is spare；
B, the powder of collected sieving is separately added into the charging tray of rotary pelleting machine, the 1/3 of polyvinyl alcohol total amount is added
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 rate from room temperature to
40 DEG C, then the freeze-day with constant temperature at 40 DEG C obtains dry material until material water ratio is less than or equal to 0.8%；
D, gained dry material is entered into blender, then remaining polyvinyl alcohol is entered and is diluted with distilled water, after dilution
The uniform mixing of blender is added in polyethylene, obtains semi-finished product；
E, obtained semi-finished product are packed into cylindrantherae, are placed on press bench, are compacted, obtain under 5MPa pressure
Above-mentioned hot aerosol type fire-extinguishing composite.
The preparation method, wherein above-mentioned steps A is specific further include: collect in sieving pot and tail over material incorporation
In next batch solid material, and fill back grinding machine grinding.
The preparation method, wherein above-mentioned steps B is specific further include: the whiff pressure of rotary pelleting machine is
0.5MPa, whitewashing revolution speed are 5~25rmin-1, feeding machine revolving speed is 5~25rmin-1, dilution zero density is 0.64g/
Ml, angle of repose are 32 °, and the size controlling index of granulation is that final 28-32 purpose must expect that yield is greater than 90%.
The preparation method, wherein the cylindrantherae internal diameter in above-mentioned steps E is 40mm, high 100mm, charge 50-
100g。
A kind of extinguishment combination with hot gas sol provided by the invention and preparation method thereof, the few, blow-off velocity with dosage
Fastly, the advantages that fire-fighting efficiency is high containing oxidant, fuel agent, combustionregulator, adds particularly suitable for the fire extinguishing of oils fire source
Add agent, modifying agent and adhesive；The oxidant is the mixture of acerdol and artificial schellite, and fuel agent is guanidine nitrate and carbon
Powder, combustionregulator are nanometer carboxymethyl cellulose, and additive is zinc carbonate and basic copper carbonate, and modifying agent is citrate dihydrate
Sodium, adhesive are polyvinyl alcohol.Zinc carbonate and basic copper carbonate in composition are thermally decomposed at high temperature, are released a large amount of
Carbon dioxide, carbon dioxide is for putting out a fire；In zinc carbonate and basic copper carbonate by thermal decomposition process (zinc carbonate and basic copper carbonate
Thermally decomposed, a part carries out in aerosol fire-extinguishing device, and catching fire point carries out a part again after ejection) in, it needs
A large amount of heat is absorbed, can both be reduced the flame temperature of ignition point, auxiliary fire extinguishing, and advantageously reduce aerosol fire-extinguishing device
The safety that extinguishing device operates with people is effectively ensured in nozzle temperature, brings and uses upper convenience and safety.Foregoing carbon
Sour zinc and basic copper carbonate are by thermal decomposition process, and the reduction of ignition temperature caused by absorbing heat, this will further result in comburant combustion
It is reduced for gasifying combustibles molecule and by the incendivity molecular cleavage to have gasified at the heat of free radical during burning, so that
The speed of fiery point (continuation) combustion reaction is centainly inhibited.
Also, the zinc oxide and copper oxide generated after being decomposed due to zinc carbonate and basic copper carbonate, can in comburant
Carbon chemically reacts, and generates carbon dioxide.That is, the combustible component (carbon dust) in comburant is converted to incombustible lazy
Property gas (carbon dioxide), be conducive to retarded combustion object burning velocity, reduce combustion space oxygen content, promote blow-off velocity
With the raising of efficiency.In addition, comburant is incited somebody to action during catching fire (that is, during maintaining combustion reaction persistently to carry out)
A large amount of, combustion continuation can be constantly cracked to form and carry out indispensable H, O, OH isoreactivity group of institute.And carbon
Decomposed under sour zinc and basic copper carbonate high temperature, the zinc oxide and copper oxide of generation, will respectively with these above-mentioned active groups
(that is, H, O, OH isoreactivity group) chemically reacts, so that part consumes these active groups, inhibits these work
Property group between reaction, and then interrupt pyric chain, flame combustion inhibited to continue.
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 release a large amount of heat, acerdol, artificial schellite, nitre in composition
Sour guanidine and carbon dust then begin to imperfect combustion, generate a large amount of flue gas, form aerosol after mixing with air；In composition
Nanometer carboxymethylcellulose component, since its is flammable, ignition point is low, and large specific surface area, mainly it is used as combustionregulator.That is,
It is fast in container to promote aerosol fire-extinguishing device preliminary work for igniting/accelerating the burning velocity of combustible component in composition
Speed forms a large amount of aerosol.In fire extinguishant compositions, solid inorganic oxides particle generated is decomposed at high temperature, is covered
Kindling body surface, further function as kindling body surface starvation effect, promote flame because anoxia asphyxia extinguish into
The quickening of journey.
Specific embodiment
The present invention provides a kind of extinguishment combination with hot gas sol and preparation method thereof, to make the purpose of the present invention, technology
Scheme and effect are clearer, clear, and the present invention is described in more detail below.It should be appreciated that described herein specific
Embodiment is only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of extinguishment combination with hot gas sol, according to parts by weight percentage include: 13.4%~
25.2% acerdol, 17.6%~28.1% artificial schellite, 6.2%~12.1% guanidine nitrate, 0.6%~4.3%
Carbon dust, 1.5%~4.6% nanometer carboxymethyl cellulose, 12.9%~26.4% zinc carbonate, 10.5%~28.6% alkali
Formula copper carbonate, 0.4%~3.8% Sodium Citrate, usp, Dihydrate Powder and 1.1%~5.3% polyvinyl alcohol.
Certainly it is further preferred that its according to the acerdol that parts by weight percentage includes: 15.3%~23.5%,
18.8%~26.5% artificial schellite, 7.3%~11.4% guanidine nitrate, 1.5%~4.1% carbon dust, 1.9%~3.8%
Nanometer carboxymethyl cellulose, 14.8%~25.2% zinc carbonate, 12.3%~24.1% basic copper carbonate, 0.9%~
3.5% Sodium Citrate, usp, Dihydrate Powder and 1.3%~5.1% polyvinyl alcohol.
Further, above-mentioned polyvinyl alcohol makees solvent or diluent dilution with distilled water using preceding, wherein polyvinyl alcohol and distilled water
Mass ratio be 1:9-13, have preferably use upper cost performance, both convenient for extinguishing chemical bonding, compression moulding operation,
There is good compression moulding quality again.
The present invention also provides a kind of methods for preparing the hot aerosol type fire-extinguishing composite comprising following steps:
Step 1 weighs above-mentioned raw materials component in corresponding ratio respectively, and taken material component is used grinding machine grinding respectively
At powder；Then, 500 meshes are crossed, the powder of sieving is collected, it is spare；
The powder of collected sieving is separately added into the charging tray of rotary pelleting machine by step 2, by the 1/3 of polyvinyl alcohol 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；
Above-mentioned material is dried step 3 in explosion-proof baking oven, and explosion-proof baking oven is according to the rate of 15 DEG C/h 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；
Gained dry material is entered blender, then enters remaining polyvinyl alcohol and be diluted with distilled water by step 4, dilute
The uniform mixing that blender is added in rear polyethylene is released, semi-finished product are obtained；
Obtained semi-finished product are packed into cylindrantherae, are placed on press bench by step 5, push in 5MPa pressure
It is real, obtain above-mentioned hot aerosol type fire-extinguishing composite.
Further, above-mentioned steps one are specific further include: collect in sieving pot and tail over material incorporation next batch
In solid material, and fill back grinding machine grinding.And above-mentioned steps two are specific further include: the whiff pressure of rotary pelleting machine is
0.5MPa, whitewashing revolution speed are 5~25rmin-1, feeding machine revolving speed is 5~25rmin-1, dilution zero density is 0.64g/
Ml, angle of repose are 32 °.Cylindrantherae internal diameter in above-mentioned steps E is 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 is illustrated.Hot aerosol goes out
The fire suppression applications of fiery composition are tested, and GA499.1-2010 " GAFES " part 1: hot aerosol fire extinguishing is all made of
Method as defined in device carries out.The usage amount of extinguishment combination with hot gas sol is 50g.
Embodiment 1
The composition of raw materials of extinguishment combination with hot gas sol are as follows: press mass fraction, acerdol 23%, artificial schellite 19%, nitre
Sour guanidine 11%, carbon dust 2%, nanometer carboxymethyl cellulose 2%, zinc carbonate 19%, basic copper carbonate 18%, Sodium Citrate, usp, Dihydrate Powder
3%, polyvinyl alcohol 3% (by the mass ratio of 1:9, distilled water is added and makees solvent or diluent dilution).
The product of compression moulding (with one piece of cylindrantherae) is fitted into Compact Aerosol extinguishing device, electric starter (gas is packed into
Coolant, not compressed gas are not added in aerosol fire extinguisher), it carries out implementing area being 0.1m2The fire fighting test of food tray, fuel
For business level normal heptane.Product quality used in fire fighting test is 50g；Experimental result is shown in Table 1.
Embodiment 2
The composition of raw materials of extinguishment combination with hot gas sol are as follows: press mass fraction, acerdol 21%, artificial schellite 21%, nitre
Sour guanidine 10%, carbon dust 3%, nanometer carboxymethyl cellulose 3%, zinc carbonate 23%, basic copper carbonate 15%, Sodium Citrate, usp, Dihydrate Powder
2%, polyvinyl alcohol 2% (by the mass ratio of 1:11, distilled water is added and makees solvent or diluent dilution).
The product of compression moulding (with one piece of cylindrantherae) is fitted into Compact Aerosol extinguishing device, electric starter (gas is packed into
Coolant, not compressed gas are not added in aerosol fire extinguisher), it carries out implementing area being 0.1m2The 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 extinguishment combination with hot gas sol are as follows: press mass fraction, acerdol 19%, artificial schellite 23%, nitre
Sour guanidine 9%, carbon dust 4%, nanometer carboxymethyl cellulose 2%, zinc carbonate 20%, basic copper carbonate 17%, Sodium Citrate, usp, Dihydrate Powder
2%, polyvinyl alcohol 4% (by the mass ratio of 1:11, distilled water is added and makees solvent or diluent dilution).
The product of compression moulding (with one piece of cylindrantherae) is fitted into Compact Aerosol extinguishing device, electric starter (gas is packed into
Coolant, not compressed gas are not added in aerosol fire extinguisher), it carries out implementing area being 0.1m2The 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 extinguishment combination with hot gas sol are as follows: press mass fraction, acerdol 16%, artificial schellite 25%, nitre
Sour guanidine 8%, carbon dust 4%, nanometer carboxymethyl cellulose 3%, zinc carbonate 18%, basic copper carbonate 20%, Sodium Citrate, usp, Dihydrate Powder
3%, polyvinyl alcohol 3% (by the mass ratio of 1:13, distilled water is added and makees solvent or diluent dilution).
The product of compression moulding (with one piece of cylindrantherae) is fitted into Compact Aerosol extinguishing device, electric starter (gas is packed into
Coolant, not compressed gas are not added in aerosol fire extinguisher), it carries out implementing area being 0.1m2The fire fighting test of food tray, fuel
For business level normal heptane.Product quality used in fire fighting test is 50g.Experimental result is shown in the following table 1.
Comparative example 1
Extinguishing chemical is commercially available S type 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- embodiment 4 and comparative example 1, comparative example 2 carry out fire extinguishing comparative test
The table of comparisons.
Table 1
It is commercially available higher than same type as can be seen that 4 fire extinguishing success rate of embodiment 1- embodiment is 100% from upper table 1
K-type extinguishing chemical and commercially available S type extinguishing chemical product (average out to 62.5%).
Aerosol sustained firing time average required for embodiment 1- embodiment 4 is put out a fire is about 12.9s, same type
Commercially available K-type extinguishing chemical and the required aerosol sustained firing time average of commercially available S type extinguishing chemical product fire extinguishing are about
19.1s.Show that embodiment 1- embodiment 4 is put out a fire the required aerosol sustained firing time, (average value) shortens 32.5%
Left and right.
The specific extinguishing mechanism of the present invention are as follows:
Zinc carbonate and basic copper carbonate in composition are thermally decomposed at high temperature, release a large amount of carbon dioxide, and two
Carbonoxide is for putting out a fire；Zinc carbonate and basic copper carbonate by thermal decomposition process (zinc carbonate and basic copper carbonate are thermally decomposed, one
Part carries out in aerosol fire-extinguishing device, and catching fire point carries out a part again after ejection) in, it needs to absorb a large amount of
Heat can both reduce the flame temperature of ignition point, auxiliary fire extinguishing, and advantageously reduce aerosol fire-extinguishing device nozzle temperature,
The safety that extinguishing device operates with people is effectively ensured, brings and uses upper convenience and safety.Foregoing zinc carbonate and alkali
Formula copper carbonate is by thermal decomposition process, and the reduction of ignition temperature caused by absorbing heat, this will further result in comburant combustion process
It is reduced for gasifying combustibles molecule and by the incendivity molecular cleavage to have gasified at the heat of free radical, so that ignition point (after
It is continuous) speed of combustion reaction centainly inhibited.
Also, the zinc oxide and copper oxide generated after being decomposed due to zinc carbonate and basic copper carbonate, can in comburant
Carbon chemically reacts, and generates carbon dioxide.That is, the combustible component (carbon dust) in comburant is converted to incombustible lazy
Property gas (carbon dioxide), be conducive to retarded combustion object burning velocity, reduce combustion space oxygen content, promote blow-off velocity
With the raising of efficiency.In addition, comburant is incited somebody to action during catching fire (that is, during maintaining combustion reaction persistently to carry out)
A large amount of, combustion continuation can be constantly cracked to form and carry out indispensable H, O, OH isoreactivity group of institute.And carbon
Decomposed under sour zinc and basic copper carbonate high temperature, the zinc oxide and copper oxide of generation, will respectively with these above-mentioned active groups
(that is, H, O, OH isoreactivity group) chemically reacts, so that part consumes these active groups, inhibits these work
Property group between reaction, and then interrupt pyric chain, flame combustion inhibited to continue.
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 release a large amount of heat, acerdol, artificial schellite, nitre in composition
Sour guanidine and carbon dust then begin to imperfect combustion, generate a large amount of flue gas, form aerosol after mixing with air；In composition
Nanometer carboxymethylcellulose component, since its is flammable, ignition point is low, and large specific surface area, mainly it is used as combustionregulator.That is,
It is fast in container to promote aerosol fire-extinguishing device preliminary work for igniting/accelerating the burning velocity of combustible component in composition
Speed forms a large amount of aerosol.In fire extinguishant compositions, solid inorganic oxides particle generated is decomposed at high temperature, is covered
Kindling body surface, further function as kindling body surface starvation effect, promote flame because anoxia asphyxia extinguish into
The quickening of journey.
It can be appreciated that the extinguishment combination with hot gas sol of above-mentioned technical proposal, is packed into aerosol from the analysis of above-mentioned table 1
(the certain pressure of combustion generated gas, formation in the device) can be used directly in extinguishing device, be not necessarily to pressure reservoir.This has
The convenience in the storage and use process of extinguishing chemical and safety are improved to power, the conventional similar-type products with the prior art
Than having comparative advantages very outstanding.
It is above-mentioned about in hot aerosol type fire-extinguishing composite extinguishing mechanism explanatory note, related main chemical reactions side
Formula is as follows:
ZnCO3→ZnO+CO2↑
Cu2(OH)2CO3→CuO+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
CuO+C→Cu+CO2↑
Cu+·OH→Cu(OH)2
Cu+·O→CuO
Cu(OH)2+·H→H2O+Cu
Cu(OH)2+·OH→H2O+CuO
CuO+·H→Cu(OH)2
In conclusion it is not difficult to find out that, between each component of the extinguishment combination with hot gas sol of above-mentioned technical proposal, have ten
Divide the function and effect of apparent " divide the work and cooperate ", has between each component and significantly act synergistically, cooperate, mutually promote
Into so that aerosol extinguishing agent has good extinguishing ability and fire-fighting efficiency on the whole.Illustrate that hot aerosol of the invention goes out
The fire-fighting efficiency of fiery composition product, hence it is evident that higher than the commercially available K-type extinguishing chemical of same type and commercially available S type extinguishing chemical product.
Certainly, described above is only that presently preferred embodiments of the present invention is answered the present invention is not limited to enumerate above-described embodiment
When explanation, anyone skilled in the art is all equivalent substitutes for being made, bright under the introduction of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be by protection of the invention.
Claims (7)
1. a kind of extinguishment combination with hot gas sol, is characterized in that, include: according to parts by weight percentage
2. extinguishment combination with hot gas sol according to claim 1, is characterized in that, include: according to parts by weight percentage
3. extinguishment combination with hot gas sol according to claim 1, which is characterized in that above-mentioned polyvinyl alcohol is using preceding with steaming
Distilled water makees solvent or diluent dilution, wherein the mass ratio of polyvinyl alcohol and distilled water is 1:9-13.
4. a kind of method for preparing hot aerosol type fire-extinguishing composite as described in claim 1 comprising following steps:
A, above-mentioned raw materials component is weighed respectively in corresponding ratio, and use grinding machine grinding at powder respectively taken material component；So
Afterwards, 500 meshes are crossed, the powder of sieving is collected, it is spare；
B, the powder of collected sieving is separately added into the charging tray of rotary pelleting machine, is added to rotation for the 1/3 of polyvinyl alcohol total amount
Turn the fluid reservoir of pelletizer；Then, start rotary pelleting machine, after material is sufficiently mixed uniformly, open the spray of rotary pelleting machine
Stock pump is granulated to obtain material；
C, above-mentioned material is dried in explosion-proof baking oven, explosion-proof baking oven is according to the rate of 15 DEG C/h from room temperature to 40
DEG C, then the freeze-day with constant temperature at 40 DEG C obtains dry material until material water ratio is less than or equal to 0.8%；
D, gained dry material is entered into blender, then the polyvinyl alcohol after remaining dilution is added to the uniform mixing of blender,
Obtain semi-finished product；
E, obtained semi-finished product are packed into cylindrantherae, are placed on press bench, are compacted under 5MPa pressure, is obtained above-mentioned
Hot aerosol type fire-extinguishing composite.
5. the preparation method according to claim 4, which is characterized in that above-mentioned steps A is specific further include: collect sieving pot
In tail in material incorporation next batch solid material, and fill back grinding machine grinding.
6. the preparation method according to claim 4, which is characterized in that above-mentioned steps B is specific further include: rotary pelleting machine
Whiff pressure be 0.5MPa, whitewashing revolution speed be 5~25rmin-1, feeding machine revolving 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 purpose must expect that yield is greater than 90%.
7. the preparation method according to claim 4, which is characterized in that the cylindrantherae internal diameter in above-mentioned steps E is 40mm, high
100mm, charge 50-100g.
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| RU2006239C1 (en) * | 1992-02-21 | 1994-01-30 | Люберецкое научно-производственное объединение "Союз" | Aerosol-forming fire-extinguishing composition |
| CN100435892C (en) * | 2007-07-10 | 2008-11-26 | 陕西坚瑞化工有限责任公司 | Fire extinguishing aerosol composition suitable for use for common electric equipment |
| 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 |
| CN101810918A (en) * | 2010-04-12 | 2010-08-25 | 广西国杰斯消防科技有限公司 | Solid sol type aerosol fire extinguishing agent and preparation method thereof |
| CN101927070B (en) * | 2010-07-23 | 2012-05-02 | 钟海顺 | Novel hot aerosol extinguishing agent and preparation method thereof |
| CN102179027B (en) * | 2010-09-16 | 2012-06-27 | 陕西坚瑞消防股份有限公司 | Ferrocene extinguishing composition |
| CN102179024B (en) * | 2010-09-16 | 2012-06-27 | 陕西坚瑞消防股份有限公司 | Fire extinguishing composition for generating fire extinguishing substance through chemical reaction among components at high temperature |
| CN102614616B (en) * | 2012-02-29 | 2014-08-13 | 深圳市安锐消防有限公司 | Condensed fire extinguishing aerosol extinguishant and production process thereof |
| CN104208840A (en) * | 2014-07-07 | 2014-12-17 | 天津金海河科技有限公司 | Magnesium-based S type aerosol fire extinguishing agent |
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