CN102935277B - Fire extinguishing composition - Google Patents

Fire extinguishing composition Download PDF

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Publication number
CN102935277B
CN102935277B CN201110232195.9A CN201110232195A CN102935277B CN 102935277 B CN102935277 B CN 102935277B CN 201110232195 A CN201110232195 A CN 201110232195A CN 102935277 B CN102935277 B CN 102935277B
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China
Prior art keywords
fire
extinguishing
quality
extinguishing composite
mass
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CN201110232195.9A
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CN102935277A (en
Inventor
刘红红
吴浩
张亚锋
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Yichang And Ann Shield Fire Control Technology Co Ltd
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Xian J&R Fire Fighting Equipment Co Ltd
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Priority to CN201110232195.9A priority Critical patent/CN102935277B/en
Priority to PCT/CN2012/080071 priority patent/WO2013023571A1/en
Publication of CN102935277A publication Critical patent/CN102935277A/en
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    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62DCHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D1/00Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
    • A62D1/06Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components

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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)
  • Fireproofing Substances (AREA)

Abstract

The invention relates to a novel fire extinguishing composition, which includes: 30 mass%-70 mass% of ferrocene, 30 mass%-70 mass% of ammonium phosphate, 0 mass%-10 mass% of tetrabromobisphenol A or 0 mass%-10 mass% of decabromodiphenyl ether and a performance additive. In use, a pyrotechnic agent is taken as the thermal source and power source. The pyrotechnic agent is first ignited, and the high temperature of pyrotechnic agent combustion is utilized to heat the fire extinguishing composition to decomposing volatilization or reaction, and a large number of fire extinguishing substances can be generated. The substances can be ejected together with the pyrotechnic agent so as to reach the fire extinguishing purpose. The invention provides the aerosol fire extinguishing composition which can be stored without pressure, and is safer, more environment-friendly and efficient.

Description

A kind of fire-extinguishing composite
Technical field
The invention belongs to fire-fighting domain, relate to fire-extinguishing composite, the use of inhibition material.Relate to a kind of high-effect fire-extinguishing composition of phosphoric acid ammonium compounds more specifically.
Background technology
Since Montreal, CAN pact in 1987 to propose to replace the objectives of halon fire agent to various countries, each state all in the research being devoted to new fire-fighting technique, should fire-fighting efficiency high, the fire-fighting technique of environmentally safe is the direction that people make great efforts again.
Gas extinguishing system, powder extinguishing system and water system fire extinguishing system etc. are widely applied by the substitute as halon extinguisher due to environmental sound.Carbon dioxide, the extinguishing mechanism of the inert gas fire-fighting systems such as IG541 is mainly physics fire extinguishing, by reducing oxygen concentration two fire smothering of ignition zone, this fire-fighting mode easily threatens to the personal safety of personnel, powder extinguishing system is powder by spraying under gas-pressurized effect and flame contact, there is physical chemistry inhibitory action and put out a fire, water fog sprinkler is the cooling by water mists, suffocate and completely cut off thermal-radiating triple role and be issued to control fire, the object suppressing fire and stamp out a fire.
But, these fire extinguishing systems all need hig pressure storage, not only volume is larger, the danger of physical explosion is also there is in storage process, document " safety analysis of gas extinguishing system " analyzes the danger existing for gas extinguishing system, and lists in use the caused security incident of reservoir pressure gas extinguishing system.
Existing aerosol extinguishing agent mainly contains S type and K type extinguishing chemical, by comprehensively analyzing its performance characteristics, its weak point is mainly: aerosol extinguishing agent is all the chain-breaking reactions utilizing extinguishing chemical generation redox reaction to discharge a large amount of gas, active particle, the covering of a large amount of gas suffocates, and realizes the fire extinguishing object that chemistry combines with physics.Redox reaction is generally exothermic reaction, discharging aerocolloidal while, discharge a large amount of heat, for effectively reducing device and aerocolloidal temperature, avoid spot fire occurs, need increase cooling system, cause apparatus structure complicated heavy, technological process is complicated, cost is high, simultaneously due to the existence of cooling system, make a large amount of active ion lose activity or deposit, cause extinguishing property greatly to reduce.And the little density of extinguishing material release particle concentration is low, not easily penetrates fire plume and directly arrives burning things which may cause a fire disaster root, reaches the object effectively suppressing rapidly burning things which may cause a fire disaster.
Summary of the invention
For the inherent shortcoming of the present situation of existing extinguishing chemical, particularly aerosol extinguishing agent, the invention provides a kind of without the need to pressure storage, aerosol class fire-extinguishing composite that is safer, more environment-friendly high-efficiency.
The present invention relates to a kind of high-effect fire-extinguishing composition, it is characterized in that: this fire-extinguishing composite comprises: ferrocene 30 quality % ~ 70 quality %, preferably 40 quality % ~ 60 quality %, ammonium phosphate 30 quality % ~ 70 quality %, preferably 35 quality % ~ 55 quality %; Described fire-extinguishing composite is for heating power source and power source with pyrotechnics class medicament, first light pyrotechnics class medicament, utilize the high temperature that pyrotechnics class medicament burns to make fire-extinguishing composite decomposes or reaction, produce a large amount of extinguishing materials, spray together with pyrotechnics class medicament and reach fire extinguishing object.
Fire-extinguishing composite involved in the present invention also comprises tetrabromobisphenol A or deca-BDE, and its content, for being greater than 0 quality % to being less than or equal to 10 quality %, is good with 3 quality % ~ 8 quality % scopes.
Fire-extinguishing composite involved in the present invention also can contain performance additive, its content is that 0 quality % is to being less than or equal to 30 quality %, preferably 2 quality % ~ 20 quality %, performance additive can be selected from ammonium chloride, dolomol, zinc stearate, acetal glue, hydroxypropyl methylcellulose, sodium cellulose glycolate, phenolic resins one or more, suitably can adjust according to proportioning.
Fire-extinguishing composite of the present invention can adopt the technological formings such as pill, mold pressing, extruding to be spherical, sheet, and strip is packaged, cellular, and can be passed through Surface coating process.CMC or hydroxyethylcellulose is preferably added when carrying out Surface coating process.This surface capping agents can improve the surface smoothness of composition system, and improves its intensity, wearability and shock resistance, prevents fire-extinguishing composite generation efflorescence in transportation, falls slag and overflows the appearance of extinguishing device phenomenon.
High-effect fire-extinguishing composition of the present invention can reach following effect simultaneously: one, in high-temperature heating situation, can to be heated generation endothermic decomposition, reduce the temperature that aerosol extinguishing agent spurts material effectively fast, two, abrupt release goes out mass efficient extinguishing material, and extinguishing material is based on solid particle, also have a little liquid particles, by the synergy of multiple particulate, substantially reduce attack time; Three, decomposed substance is based on solid particle, and relative density is comparatively large, is easier to penetrate fire plume, effectively controls burning things which may cause a fire disaster; Four, solia particle falls to combustible substance surface and is easy to formation diaphragm, has effectively blocked looping combustion reaction, has further increased the fire extinguishing effectiveness of extinguishing chemical; Five, fire-extinguishing composite abundant raw material, is easy to machine-shaping, and can be used alone or support the use with physics cooling agent; Six, stable performance, long term storage is easy to, seven, hypotoxicity or nontoxicity, environmentally friendly function admirable.
The suppression mechanism of high-effect fire-extinguishing composition of the present invention is as follows: during use, with pyrotechnics class medicament for heating power source and power source, by lighting pyrotechnics class medicament burning liberated heat, fire-extinguishing composite at high temperature dewaters cooling, further decomposition discharges extinguishing material, this extinguishing material reacts necessary O by free radical and looping combustion, OH, one or more in H free radical are reacted, thus cut off looping combustion reaction, also reduce oxygen partial pressure by physical action and suppress flame, or there is physics and the fire extinguishing of organoselenocyanate functional realiey simultaneously, meanwhile, synergistic function is produced with firework medicament, further increase the fire extinguishing effectiveness of extinguishing chemical, substantially reduce effective attack time.Compared with traditional fire-extinguishing composite, the present invention can provide a kind of more efficient, safer fire-extinguishing composite.
Below by specific embodiment more specific description fire-extinguishing composite of the present invention.
Detailed description of the invention
Below by specific embodiment more specific description fire-extinguishing composite of the present invention.
A kind of high-effect fire-extinguishing composition of the present invention, it mainly comprises: ferrocene 30 quality % ~ 70 quality %, preferably 40 quality % ~ 60 quality %, ammonium phosphate 30 quality % ~ 70 quality %, preferably 35 quality % ~ 55 quality %, tetrabromobisphenol A or deca-BDE, its content, for being less than or equal to 10 quality %, being good with 3 quality % ~ 8 quality % scopes, can also adding performance additive, its content be 0 quality % to being less than or equal to 30 quality %, preferably 2 quality % ~ 20 quality %; This fire-extinguishing composite is for heating power source and power source with pyrotechnics class medicament, first light pyrotechnics class medicament, utilize the high temperature that pyrotechnics class medicament burns to make fire-extinguishing composite decomposes or reaction, produce a large amount of extinguishing materials, spray together with pyrotechnics class medicament and reach fire extinguishing object.
Performance additive of the present invention can be selected from ammonium chloride, dolomol, zinc stearate, acetal glue, hydroxypropyl methylcellulose, sodium cellulose glycolate, phenolic resins one or more, suitably can adjust according to proportioning; Also include adhesive in performance additive of the present invention, but the application of adhesive in fire-extinguishing composite belongs to ordinary skill in the art means, and its content controls usually below 15%.
Fire-extinguishing composite of the present invention can adopt the technological formings such as pill, mold pressing, extruding to be spherical, sheet, and strip is packaged, cellular, and can be passed through Surface coating process.CMC or hydroxyethylcellulose is preferably added when carrying out Surface coating process.This surface capping agents can improve the surface smoothness of composition system, and improves its intensity, wearability and shock resistance, prevents fire-extinguishing composite generation efflorescence in transportation, falls slag and overflows the appearance of extinguishing device phenomenon.
Above-mentioned fire-extinguishing composite, the 4 assembly ratios that first have chosen wherein are tested, with the extinguishing chemical under equal conditions Experimental Comparison of prior art, according to BS6165:2002 " Specification for small disposablefire extinguishers of the aerosol type ", specific as follows:
Embodiment 1
Obtained sheet ferrocene, ammonium phosphate, tetrabromobisphenol A and ammonium chloride composition sample 50g are added in the hand-held fire extinguisher that 50gK type hot aerosol propellant is housed, enforcement area is 0.1m 2the gasoline fire-extinguishing test of food tray; Experimental test the results are shown in Table 1.
Embodiment 2
Obtained sheet ferrocene, ammonium phosphate, deca-BDE, ammonium chloride and zinc stearate composition are tested according to embodiment 1, test result is in table 1.
Embodiment 3
Obtained sheet ferrocene, ammonium phosphate, deca-BDE and ammonium chloride composition are tested according to embodiment 1, test result is in table 1.
Embodiment 4
Obtained sheet ferrocene, ammonium phosphate, tetrabromobisphenol A and zinc stearate composition are tested according to embodiment 1, test result is in table 1.
The various composition component of table 1 compares and comparison of test results
Can draw from above-mentioned comparing result: under same experimental conditions, the fire-extinguishing composite two of embodiment 1-4 even three entirely go out, and all not the knocking out of comparative example 1-2; The injecting time of embodiment 1-4 all shortens nearly about 28s at about 11s than the injecting time of comparative example 1, compared with comparative example 2, also shortens.Therefore, fire-extinguishing composite of the present invention is obviously better than the extinguishing medium of prior art in fire extinguishing effectiveness, and fire-extinguishing composite injecting time of the present invention is short, and it belongs to the endothermic reaction, can also reduce nozzle temperature.
Above-mentioned specific embodiment is only exemplary, and under above-mentioned instruction of the present invention, those skilled in the art can carry out various improvement and distortion on the basis of above-described embodiment, and these improve or distortion drops in protection scope of the present invention.It will be understood by those skilled in the art that specific descriptions are above to explain object of the present invention, not for limiting invention.

Claims (6)

1. a fire-extinguishing composite, is characterized in that: described fire-extinguishing composite comprises:
Ferrocene 30 quality % ~ 70 quality %,
Ammonium phosphate 30 quality % ~ 70 quality %;
Described fire-extinguishing composite is for heating power source and power source with pyrotechnics class medicament, first light pyrotechnics class medicament, utilize the high temperature that pyrotechnics class medicament burns to make fire-extinguishing composite decomposes or reaction, produce a large amount of extinguishing materials, spray together with pyrotechnics class medicament and reach fire extinguishing object.
2. fire-extinguishing composite according to claim 1, is characterized in that: described fire-extinguishing composite also comprises tetrabromobisphenol A or deca-BDE, and its content is for being greater than 0 quality % to being less than or equal to 10 quality %.
3. fire-extinguishing composite according to claim 1 and 2, is characterized in that: described fire-extinguishing composite also comprises performance additive, and described performance additive content is for being greater than 0 quality % to being less than or equal to 30 quality %.
4. fire-extinguishing composite according to claim 3, is characterized in that: described performance additive is one or more in ammonium chloride, dolomol, zinc stearate, acetal glue, hydroxypropyl methylcellulose, sodium cellulose glycolate, phenolic resins.
5. fire-extinguishing composite according to claim 4, is characterized in that: each component of described fire-extinguishing composite and mass percentage thereof are:
6. fire-extinguishing composite according to claim 5, is characterized in that: described fire-extinguishing composite selects CMC or hydroxyethylcellulose to be covering.
CN201110232195.9A 2011-08-16 2011-08-16 Fire extinguishing composition Active CN102935277B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201110232195.9A CN102935277B (en) 2011-08-16 2011-08-16 Fire extinguishing composition
PCT/CN2012/080071 WO2013023571A1 (en) 2011-08-16 2012-08-14 Fire-extinguishing composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110232195.9A CN102935277B (en) 2011-08-16 2011-08-16 Fire extinguishing composition

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CN102935277A CN102935277A (en) 2013-02-20
CN102935277B true CN102935277B (en) 2015-07-22

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WO (1) WO2013023571A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1380370A (en) * 2002-03-25 2002-11-20 葛明槽 Fire-resistant powder coating material and its production process
CN1695752A (en) * 2004-05-13 2005-11-16 景中兴 New type fire agent recipe for forest fire and technique
US20070007019A1 (en) * 2005-06-17 2007-01-11 Aerojet-General Corporation Hybrid fire extinguisher for extended suppression times

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083281C (en) * 1999-06-03 2002-04-24 北京理工大学 Fire extinguishing agent of aerosol
CN100544796C (en) * 2002-08-09 2009-09-30 法纳瓦南·凯玛特 Fire extinguishing ball

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1380370A (en) * 2002-03-25 2002-11-20 葛明槽 Fire-resistant powder coating material and its production process
CN1695752A (en) * 2004-05-13 2005-11-16 景中兴 New type fire agent recipe for forest fire and technique
US20070007019A1 (en) * 2005-06-17 2007-01-11 Aerojet-General Corporation Hybrid fire extinguisher for extended suppression times

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"塑料阻燃剂的研究开发进展";李玉芳 等;《四川化工》;20060430;第9卷(第2期);第30-33页 *
"阻燃剂的发展及在塑料中的应用";史翎 等;《塑料》;20020630;第31卷(第3期);第11-14页 *

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WO2013023571A1 (en) 2013-02-21

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Owner name: XIAN JIANRUI SAFETY EMERGENCY EQUIPMENT LIMITED LI

Free format text: FORMER OWNER: SHAANXI J+R FIRE FIGHTING CO., LTD.

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Address after: High tech Zone technology two road 710075 Shaanxi city of Xi'an Province, No. 65 building 7 layer Qingyang

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Address before: 710075 Xi'an science and technology zone, Shaanxi hi tech Zone, No. 65, Tsinghua Science and Technology Park, block A, floor 7

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Application publication date: 20130220

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Assignor: XI'AN JIAN RUI SAFETY EMERGENCY EQUIPMENT LIMITED LIABILITY COMPANY

Contract record no.: 2017610000011

Denomination of invention: Fire-extinguishing composition and preparing method thereof

Granted publication date: 20150722

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Patentee after: YICHANG AND ANN SHIELD FIRE CONTROL TECHNOLOGY CO., LTD.

Address before: High tech Zone technology two road 710075 Shaanxi city of Xi'an Province, No. 65 building 7 layer Qingyang

Patentee before: XI'AN JIAN RUI SAFETY EMERGENCY EQUIPMENT LIMITED LIABILITY COMPANY