CN103203088A - Novel ABC dry powder fire-extinguishing agent and its making method - Google Patents
Novel ABC dry powder fire-extinguishing agent and its making method Download PDFInfo
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- CN103203088A CN103203088A CN2012100094071A CN201210009407A CN103203088A CN 103203088 A CN103203088 A CN 103203088A CN 2012100094071 A CN2012100094071 A CN 2012100094071A CN 201210009407 A CN201210009407 A CN 201210009407A CN 103203088 A CN103203088 A CN 103203088A
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Abstract
The invention discloses a novel ABC dry powder fire-extinguishing agent and its making method. The novel ABC dry powder fire-extinguishing agent comprises the following components by weight percentage: 25-50 of sodium bicarbonate, 40-65 of aluminum potassium disulfate dodecahydrate (alum), and the balance auxiliary materials. The making method includes: crushing sodium bicarbonate into superfine powder of over 360 meshes, and crushing aluminum potassium disulfate dodecahydrate (alum) into fine powder of over 140 meshes; putting the crushed sodium bicarbonate and aluminum potassium disulfate dodecahydrate (alum) as well as the auxiliary materials into a blender and blending them evenly, and then putting the mixture into a reaction tank to undergo a silicification reaction. In the invention, aluminum potassium disulfate dodecahydrate (alum) is taken as the main fire-extinguishing component for type A fires. The aluminum potassium disulfate dodecahydrate (alum) can well realize film forming cooling rapidly on a type A combustible substance firing surface like traditional ammonium dihydrogen phosphate so as to achieve cooling and sealing, thus preventing deep combustible solid from gasifying into combustible vapor. The sodium bicarbonate is selected to strengthen the extinguishing ability on type B and C fires.
Description
Technical field
The invention belongs to a kind of extinguishing chemical, be specifically related to a kind of novel A, B, powder extinguishing agent and the manufacture method thereof of C class fire fire extinguishing.
Background technology
Along with eliminating of halon fire agent, be engaged in each scientific research institution that fire prevention research and novel fire-extinguishing apparatus are used, enterprise, universities and colleges continually develop novel extinguishing medium and equipment substitutes halon fire agent and equipment, ABC powder extinguishing agent since last century the eighties after China applies, under the trend of eliminating halon fire agent, develop rapidly, production capacity constantly enlarges, the tradition ABC powder extinguishing agent selects for use ammonium dihydrogen phosphate (ADP) as main extinguishing material, when solid matter catches fire, flammable solid constantly is gasificated into combustible vapor, the extinguishing mechanism of ammonium dihydrogen phosphate (ADP) is exactly, after extinguishing chemical arrives the scene of a fire, ammonium dihydrogen phosphate (ADP) is under the action of high temperature of the scene of a fire on the one hand, gasification is ionized into the free radical of effective termination combustible vapor chain reaction rapidly, dry powder has the specific area of super large because particle is extra small, suppressing pyric chain by chemical negative catalyst increases fast, thereby reach the effect of fire extinguishing, on the other hand, after ammonium dihydrogen phosphate (ADP) dry powder is attached to hot flammable solid surface, heat absorption is melted rapidly under heat effect, form thin film and be coated on the flammable solid surface, cool off the hot surface of solids, stop flammable solid to continue to wave and change into combustible vapor.Thereby ammonium dihydrogen phosphate (ADP) has the usefulness of the A that goes out, B, C class fire by the effect of this two aspect, but ammonium dihydrogen phosphate (ADP) mainly contains the defective of two aspects, one is that ammonium dihydrogen phosphate (ADP) namely the go out ability of B, C class fire of naked light of going out is not enough, the scientific research personnel who is engaged in extinguishing chemical research knows, sodium acid carbonate is the B that generally acknowledges, the material that C class fire extinguishing effectiveness is high, but goes because the alkalescence of sodium acid carbonate can not be added in the acid ammonium dihydrogen phosphate (ADP).Another defective of ammonium dihydrogen phosphate (ADP) is, ammonium dihydrogen phosphate (ADP) is the main fertilizer of plant, the crops consumption is big, we use ammonium dihydrogen phosphate (ADP) at fire-extinguishing chemical, just equal and the peasant " rob " fertilizer, poorness day by day along with present phosphate rock resource, the ammonium dihydrogen phosphate (ADP) raw material are also more and more expensive, vicious circle like this, also increased the material cost of fire-extinguishing chemical, select thus the effective extinguish material of a kind of cheapness substitute traditional ammonium dihydrogen phosphate (ADP) no matter be on economic benefit or from the rational allocation mineral resources, all be the very large thing of meaning.
Summary of the invention:
The present invention aims to provide a kind of novel ABC powder extinguishing agent and manufacture method thereof.The present invention is by a large amount of fire-extinguishing test in early stage, search out a kind of cheap material of the solid deep layer fire that effectively goes out, can replace traditional ABC powder extinguishing agent master material ammonium dihydrogen phosphate (ADP) fully, and, selected materials Potassium aluminum sulfate dodecahydrate of the present invention is a kind of neutral material, Potassium aluminum sulfate dodecahydrate itself has the superpower potassium ion of surface-fire ability that goes out, moreover can with the sodium acid carbonate of alkalescence arbitrarily than mixing, draw the strong point of the fire extinguishing effectiveness of two kinds of extinguish materials, alliance between giants reaches the purpose of fire extinguishing effectiveness efficiently.The Potassium aluminum sulfate dodecahydrate (alum) that the present invention proposes is as the main extinguishing material of ABC powder extinguishing agent, there is very big invention to be worth, on the one hand because the chemical property pH value neutrality of alum, can than mixing long-term storage chemical reaction take place arbitrarily with the high alkaline sodium bicarbonate of fire extinguishing effectiveness, the strong point of two kinds of material fire extinguishing effectivenesses of performance becomes the best fire extinguishing systems combination efficiently, on the other hand, new A BC powder extinguishing agent provided by the invention is selected inexpensive Potassium aluminum sulfate dodecahydrate (alum) material for use, reduced material cost greatly, strive for that maximum economic benefits simultaneously, also saved poor day by day phosphate rock resource, do not go and crops " are robbed " fertilizer, therefore on this aspect, social benefit is very large.
The technical solution adopted for the present invention to solve the technical problems is as follows:
The present invention is by a large amount of fire-extinguishing test in early stage, search out a kind of cheap material of the solid deep layer fire that effectively goes out, can replace traditional ABC powder extinguishing agent master material ammonium dihydrogen phosphate (ADP) fully, and, selected materials Potassium aluminum sulfate dodecahydrate of the present invention is a kind of neutral material, Potassium aluminum sulfate dodecahydrate itself has the superpower potassium ion of surface-fire ability that goes out, moreover can with the sodium acid carbonate of alkalescence arbitrarily than mixing, draw the strong point of the fire extinguishing effectiveness of two kinds of extinguish materials, alliance between giants reaches the purpose of fire extinguishing effectiveness efficiently.The Potassium aluminum sulfate dodecahydrate (alum) that the present invention proposes is as the main extinguishing material of ABC powder extinguishing agent, there is very big invention to be worth, on the one hand because the chemical property pH value neutrality of alum, can than mixing long-term storage chemical reaction take place arbitrarily with the high alkaline sodium bicarbonate of fire extinguishing effectiveness, the strong point of two kinds of material fire extinguishing effectivenesses of performance becomes the best fire extinguishing systems combination efficiently, on the other hand, new A BC powder extinguishing agent provided by the invention is selected inexpensive Potassium aluminum sulfate dodecahydrate (alum) material for use, reduced material cost greatly, strive for that maximum economic benefits simultaneously, also saved poor day by day phosphate rock resource, do not go and crops " are robbed " fertilizer, therefore on this aspect, social benefit is very large.
This new A BC powder extinguishing agent components in percentage by weight provided by the invention is: sodium acid carbonate 25～50, and Potassium aluminum sulfate dodecahydrate (alum) 40～65, all the other are auxiliary material.
The manufacture method of a kind of new A BC powder extinguishing agent of the present invention is: sodium acid carbonate is ground into superfines more than 360 orders, Potassium aluminum sulfate dodecahydrate (alum) is ground into the above fine powder of 140 orders, after then ultra-fine sodium bicarbonate powder and Potassium aluminum sulfate dodecahydrate (alum) powder and auxiliary material being put into mixer and stirring, enter in the retort and react.
Beneficial effect of the present invention:
New A BC powder extinguishing agent provided by the invention is selected inexpensive Potassium aluminum sulfate dodecahydrate (alum) material for use, reduced material cost greatly, strive for that maximum economic benefits simultaneously, also saved poor day by day phosphate rock resource, do not go and crops " are robbed " fertilizer, therefore on this aspect, social benefit is very large.
Description of drawings
Fig. 1: a kind of new A BC powder extinguishing agent of the present invention and manufacturing approach craft flow chart thereof.
The specific embodiment
The concrete enforcement component of a kind of new A BC powder extinguishing agent of the present invention is (by weight percentage): sodium acid carbonate 25-50, Potassium aluminum sulfate dodecahydrate (alum) 40-65, atlapulgite 0-5, mica powder 0-5, hydrophobic silicic aerogels 2-5, silicone oil 0.3-0.5.
Manufacture method is: sodium acid carbonate is ground into superfines more than 360 orders, Potassium aluminum sulfate dodecahydrate (alum) is ground into the above fine powder of 140 orders, above two kinds of major ingredients that will crush again add that atlapulgite, mica powder, hydrophobic silicic aerogels put into mixer and stir and evenly mix, the powder that mixes is changed in the retort of agitator band heating, regulate temperature, temperature control at 60-70 ℃, is slowly sprayed into silicone oil after temperature reaches, carry out silicification reaction half an hour.According to above-mentioned compositional range and manufacture method, provide several embodiment below:
Embodiment one:
Get percentage by weight and be 45 sodium acid carbonate, being crushed to granularity is more than 360 orders; Get percentage by weight and be 45 Potassium aluminum sulfate dodecahydrate (alum), being crushed to granularity is 140 orders; Percentage by weight is 3 atlapulgite; Percentage by weight is 3 mica powder; Percentage by weight is 3.65 hydrophobic silicic aerogels; Percentage by weight is 0.35 silicone oil.Earlier powder is put into homogenizer (rotating speed 400-600 rev/min) and stirred 30 minutes, powder is changed in the retort, the control temperature sprays into silicone oil to 60-70 ℃, and reacting took a sample after 30 minutes detects the qualified discharging of index.
Embodiment two:
Get percentage by weight and be 35 sodium acid carbonate, being crushed to granularity is the above superfine powder orders of 360 orders; Get percentage by weight and be 58 Potassium aluminum sulfate dodecahydrate, being crushed to granularity is 140 orders; Percentage by weight is 2 mica powder; Percentage by weight is 2.65 hydrophobic silicic aerogels; Percentage by weight is 0.35 silicone oil.Earlier powder is put into homogenizer (rotating speed 400-600 rev/min) and stirred 30 minutes, powder is changed in the retort, the control temperature sprays into silicone oil to 60-70 ℃, and reacting took a sample after 30 minutes detects the qualified discharging of index.
The concrete proportioning of each component during to the invention process below gives four embodiment, sees table:
Should be pointed out that at last above embodiment only is the representational example of the present invention.Obviously, technical scheme of the present invention is not limited to above-described embodiment, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from content of the present invention all should be thought protection scope of the present invention.
Claims (3)
1. a new A BC powder extinguishing agent selects for use Potassium aluminum sulfate dodecahydrate (alum) as the main extinguishing material of category-A deep layer fire.
2. a kind of new A BC powder extinguishing agent according to claim 1 selects for use sodium acid carbonate as the replenishing of B, C class fire fire extinguishing effectiveness, thereby makes this fire-extinguishing agent have A, B, C class fire fire extinguishing effectiveness efficiently.
3. the manufacture method of a kind of new A BC powder extinguishing agent according to claim 1 is: sodium acid carbonate is ground into superfines more than 360 orders, Potassium aluminum sulfate dodecahydrate (alum) is ground into the above fine powder of 140 orders, after then ultra-fine sodium bicarbonate powder and Potassium aluminum sulfate dodecahydrate (alum) powder and auxiliary material being put into mixer and stirring, enter in the retort and react.
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| CN2012100094071A CN103203088A (en) | 2012-01-12 | 2012-01-12 | Novel ABC dry powder fire-extinguishing agent and its making method |
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| CN2012100094071A CN103203088A (en) | 2012-01-12 | 2012-01-12 | Novel ABC dry powder fire-extinguishing agent and its making method |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2615715C1 (en) * | 2016-02-18 | 2017-04-07 | федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет" (ДГТУ) | Fire-extinguishing powder composition |
| CN107648788A (en) * | 2017-11-10 | 2018-02-02 | 蚌埠市龙泰消防有限公司 | A kind of small particle ABC powder extinguishing agent and preparation method thereof |
| CN107648784A (en) * | 2017-11-10 | 2018-02-02 | 蚌埠市龙泰消防有限公司 | A kind of ultra-fine dry powder extinguishing agent of high fire-fighting efficiency and preparation method thereof |
| CN107715364A (en) * | 2017-11-10 | 2018-02-23 | 蚌埠市龙泰消防有限公司 | A kind of smoke-inhibiting type powder extinguishing agent and preparation method thereof |
| CN107823833A (en) * | 2017-11-10 | 2018-03-23 | 蚌埠市龙泰消防有限公司 | A kind of ABC ultra-fine dry powder extinguishing agent preparation methods of high-effect fire-extinguishing |
| CN107823832A (en) * | 2017-11-10 | 2018-03-23 | 蚌埠市龙泰消防有限公司 | A kind of good ultra-fine dry powder extinguishing agent preparation method of repellency |
| CN107875558A (en) * | 2017-11-10 | 2018-04-06 | 蚌埠市龙泰消防有限公司 | A kind of ABC powder extinguishing agent preparation method prevented from caking |
| CN109011317A (en) * | 2018-09-25 | 2018-12-18 | 安徽省玉龙消防有限公司 | A kind of New Type Dry Powder Extinguishant and preparation method thereof |
| CN114887272A (en) * | 2022-06-09 | 2022-08-12 | 华南理工大学 | Hydrated inorganic salt dry powder extinguishing agent and application thereof in inhibiting thermal runaway propagation of lithium ion battery |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| RU2615715C1 (en) * | 2016-02-18 | 2017-04-07 | федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет" (ДГТУ) | Fire-extinguishing powder composition |
| CN107648788A (en) * | 2017-11-10 | 2018-02-02 | 蚌埠市龙泰消防有限公司 | A kind of small particle ABC powder extinguishing agent and preparation method thereof |
| CN107648784A (en) * | 2017-11-10 | 2018-02-02 | 蚌埠市龙泰消防有限公司 | A kind of ultra-fine dry powder extinguishing agent of high fire-fighting efficiency and preparation method thereof |
| CN107715364A (en) * | 2017-11-10 | 2018-02-23 | 蚌埠市龙泰消防有限公司 | A kind of smoke-inhibiting type powder extinguishing agent and preparation method thereof |
| CN107823833A (en) * | 2017-11-10 | 2018-03-23 | 蚌埠市龙泰消防有限公司 | A kind of ABC ultra-fine dry powder extinguishing agent preparation methods of high-effect fire-extinguishing |
| CN107823832A (en) * | 2017-11-10 | 2018-03-23 | 蚌埠市龙泰消防有限公司 | A kind of good ultra-fine dry powder extinguishing agent preparation method of repellency |
| CN107875558A (en) * | 2017-11-10 | 2018-04-06 | 蚌埠市龙泰消防有限公司 | A kind of ABC powder extinguishing agent preparation method prevented from caking |
| CN109011317A (en) * | 2018-09-25 | 2018-12-18 | 安徽省玉龙消防有限公司 | A kind of New Type Dry Powder Extinguishant and preparation method thereof |
| CN114887272A (en) * | 2022-06-09 | 2022-08-12 | 华南理工大学 | Hydrated inorganic salt dry powder extinguishing agent and application thereof in inhibiting thermal runaway propagation of lithium ion battery |
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Application publication date: 20130717 |