CN104190038A - Composite base material of ABC superfine dry powder extinguishing agent and preparation method thereof - Google Patents
Composite base material of ABC superfine dry powder extinguishing agent and preparation method thereof Download PDFInfo
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- CN104190038A CN104190038A CN201410455596.4A CN201410455596A CN104190038A CN 104190038 A CN104190038 A CN 104190038A CN 201410455596 A CN201410455596 A CN 201410455596A CN 104190038 A CN104190038 A CN 104190038A
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- Prior art keywords
- extinguishing agent
- dry powder
- base material
- powder extinguishing
- composite base
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- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 50
- 239000000463 material Substances 0.000 title claims abstract description 48
- 239000000843 powder Substances 0.000 title claims abstract description 44
- 239000002131 composite material Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000002245 particle Substances 0.000 claims abstract description 26
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims abstract description 25
- 235000011130 ammonium sulphate Nutrition 0.000 claims abstract description 25
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000002994 raw material Substances 0.000 claims abstract description 18
- 238000006116 polymerization reaction Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 239000000443 aerosol Substances 0.000 abstract description 5
- 238000003860 storage Methods 0.000 abstract description 3
- 239000004114 Ammonium polyphosphate Substances 0.000 abstract 1
- 235000019826 ammonium polyphosphate Nutrition 0.000 abstract 1
- 229920001276 ammonium polyphosphate Polymers 0.000 abstract 1
- 238000003801 milling Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 7
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 4
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 4
- 235000019837 monoammonium phosphate Nutrition 0.000 description 4
- 238000000227 grinding Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- -1 ammonium sulfate compound Chemical class 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005285 chemical preparation method Methods 0.000 description 1
- 230000002079 cooperative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Fire-Extinguishing Compositions (AREA)
Abstract
The invention relates to the field of fire fighting and extinguishing and discloses a composite base material of an ABC superfine dry powder extinguishing agent and a preparation method thereof. The extinguishing agent comprises the following raw materials by weight percent: 15-25% of ammonium sulfate and the balance of type I ammonium polyphosphate. The preparation method comprises the steps of mixing the raw materials according to a certain proportion, and milling and grading the raw materials by a supersonic jet mill, thus obtaining the ABC superfine dry powder extinguishing agent base material with 90% of particle sizes less than or equal to 10mu m. The preparation method is simple and can achieve batch preparation. The composite base material has the advantages that as 90% of particle sizes of the ABC superfine dry powder extinguishing agent prepared from the base material are less than or equal to 12mu m, a dry powder extinguishing agent similar to cold aerosol is formed in closed and semi-closed space after the ABC superfine dry powder extinguishing agent is subjected to pressure jetting; the ABC superfine dry powder extinguishing agent has excellent flooding extinguishing efficiency less than or equal to 90g/m<3> and long storage period.
Description
Technical field
The present invention relates to fire-fighting fire extinguishing field, particularly a kind of ABC ultra-fine dry powder extinguishing agent composite base material and preparation method thereof.
Background technology
At present, the ABC powder extinguishing agent of selling on market is mainly used in the fire extinguishing of category-A, category-B and C class fire.Make the base material of ABC ultra-fine dry powder extinguishing agent, it is mainly the APP of ammonium dihydrogen phosphate (ADP), ammonium dihydrogen phosphate (ADP) and ammonium sulfate compound and high polymerization degree, the extinguishing chemical of first two base material under wet environment very easily the moisture absorption, easily form lump, cause losing efficacy, and preparation technology is more complicated.The APP base material ultra-fine grinding batch production of rear a kind of high polymerization degree is difficult to realize, and the particle diameter after pulverizing is larger, directly affects the performance of its fire extinguishing effectiveness and total flood fire suppression.I type APP base material lower cost, is easier to ultra-fine grinding, is insoluble in water, and hydroscopicity is low, high to B, C class fire fire extinguishing effectiveness, but poor to category-A fire fire extinguishing effectiveness.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide composite base material of a kind of ABC ultra-fine dry powder extinguishing agent and preparation method thereof, it take I type APP and ammonium sulfate is raw material, the two is mixed according to certain ratio, after supersonic jet mill crushing and classification, obtain.The property indices of the ABC ultra-fine dry powder extinguishing agent of preparing with base material of the present invention meets GA578-2005 requirement, the partial properties indexs such as anticaking capacity (needle penetration), fire extinguishing effectiveness are better than GA578-2005, and its submerged fire extinguishing better effects if, fire extinguishing effectiveness is less than or equal to 90g/m
3(GA578-2005 require be less than or equal to 150g/m
3).Composite base material extinguishing chemical preparation method of the present invention is simple, easily realizes mass production, and long-term storage was not lost efficacy.
In order to achieve the above object, the technical solution used in the present invention is as follows:
(1) an ABC ultra-fine dry powder extinguishing agent composite base material, is characterized in that, comprises the raw material components of following mass percent: 15%～25% ammonium sulfate, clout is I type APP.
Preferably, composite base material 90% particle diameter of described ABC ultra-fine dry powder extinguishing agent is less than or equal to 10 μ m.
Preferably, 90% particle diameter of described ammonium sulfate is less than or equal to 50 μ m.
Preferably, 90% particle diameter of described I type APP is less than or equal to 30 μ m.
Preferably, the degree of polymerization 50～200 of described I type APP.
(2) preparation method of above-mentioned ABC ultra-fine dry powder extinguishing agent composite base material, is characterized in that, comprises the following steps:
Step 1, takes each raw material components according to above-mentioned mass percent;
Step 2, ammonium sulfate, I type APP are dried respectively, and its moisture content is less than or equal to respectively 0.20%, then mixes, stirs, material A in the middle of obtaining;
Step 3, adds in high mixer by ammonium sulfate, I type APP after drying the middle material A that mixes, stirs and to obtain;
Step 4, expects A supersonic jet mill crushing and classification by centre, obtains the composite base material that 90% particle diameter is less than or equal to the ABC ultra-fine dry powder extinguishing agent of 10 μ m.
The present invention has following significant advantage and beneficial effect:
(1) applicability is wide: ABC ultra-fine dry powder extinguishing agent composite base material of the present invention, and the I type APP of take is primary raw material, the extinguishing chemical that composite base material is prepared thus B, the C class fire usefulness of not only going out is high, also can put out efficiently category-A fire.
(2) submerged fire extinguishing excellent: it is raw material that I type APP, ammonium sulfate are take in the present invention, comprehensive utilization I type APP, the physics of ammonium sulfate, the cooperative effect of chemical property, preparation ABC ultra-fine dry powder extinguishing agent composite base material.The extinguishing chemical performance indications that composite base material is prepared thus meet GA578-2005 requirement, and the partial properties indexs such as anticaking capacity (needle penetration), fire extinguishing effectiveness are better than GA578-2005.And, 90% particle diameter of the extinguishing chemical dry powder particle that composite base material is prepared is thus less than or equal to 12 μ m, and dispersivity, the suspension of particle are better, after spraying, can form similar cold aerosol fire extinguishing agent by Compressed Gas, realize total flood fire suppression, fire extinguishing effectiveness is less than or equal to 90g/m
3.
(3) can realize mass: by base material of the present invention, produce and can realize mass ultra-fine grinding, so preparation method is simpler.
The specific embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, but the invention is not restricted to these embodiment.
Embodiment 1
Preparation ABC ultra-fine dry powder extinguishing agent composite base material, specifically comprises the following steps:
Step 1, takes the ammonium sulfate (90% particle diameter is less than or equal to 50 μ m) of each raw material components: 150kg in 1 ton of total raw material, clout is I type APP (90% particle diameter is less than or equal to 30 μ m, the degree of polymerization 50～200).
Step 2, dries ammonium sulfate, I type APP respectively, guarantees that moisture content is less than or equal to 0.20%.
Step 3, adds in high mixer by ammonium sulfate, I type APP after drying the middle material A that mixes, stirs and to obtain.
Step 4, expects A supersonic jet mill crushing and classification by centre, obtains the composite base material that 90% particle diameter is less than or equal to the ABC ultra-fine dry powder extinguishing agent of 10 μ m.
Embodiment 2
Preparation ABC ultra-fine dry powder extinguishing agent composite base material, specifically comprises the following steps:
Step 1, takes the ammonium sulfate (90% particle diameter is less than or equal to 50 μ m) of each raw material components: 200kg in 1 ton of total raw material, clout is I type APP (90% particle diameter is less than or equal to 30 μ m, the degree of polymerization 50～200).
Step 2, dries ammonium sulfate, I type APP respectively, guarantees that moisture content is less than or equal to 0.20%.
Step 3, adds in high mixer by ammonium sulfate, I type APP after drying the middle material A that mixes, stirs and to obtain.
Step 4, expects A supersonic jet mill crushing and classification by centre, obtains the composite base material that 90% particle diameter is less than or equal to the ABC ultra-fine dry powder extinguishing agent of 10 μ m.
Embodiment 3
Preparation ABC ultra-fine dry powder extinguishing agent composite base material, specifically comprises the following steps:
Step 1, takes the ammonium sulfate (90% particle diameter is less than or equal to 50 μ m) of each raw material components: 220kg in 1 ton of total raw material, clout is I type APP (90% particle diameter is less than or equal to 30 μ m, the degree of polymerization 50～200).
Step 2, dries ammonium sulfate, I type APP respectively, makes its moisture content be less than or equal to 0.20%.
Step 3, adds in high mixer by ammonium sulfate, I type APP after drying the middle material A that mixes, stirs and to obtain.
Step 4, expects A supersonic jet mill crushing and classification by centre, obtains the composite base material that 90% particle diameter is less than or equal to the ABC ultra-fine dry powder extinguishing agent of 10 μ m.
Embodiment 4
Preparation ABC ultra-fine dry powder extinguishing agent composite base material, specifically comprises the following steps:
Step 1, takes the ammonium sulfate (90% particle diameter is less than or equal to 50 μ m) of each raw material components: 250kg in 1 ton of total raw material, clout is I type APP (90% particle diameter is less than or equal to 30 μ m, the degree of polymerization 50～200).
Step 2, dries ammonium sulfate, I type APP respectively, guarantees that moisture content is less than or equal to 0.20%.
Step 3, adds in high mixer by ammonium sulfate, I type APP after drying the middle material A that mixes, stirs and to obtain.
Step 4, expects A supersonic jet mill crushing and classification by centre, obtains the composite base material that 90% particle diameter is less than or equal to the ABC ultra-fine dry powder extinguishing agent of 10 μ m.
The composite base material that embodiment 1-4 is obtained is further processed into ABC ultra-fine dry powder extinguishing agent by same technique, these extinguishing chemicals easily filling, carry and spray, extinguishing chemical properties is detected, result is as shown in table 1.
Table 1 ABC ultra-fine dry powder extinguishing agent performance
The fire-fighting characteristic of the ABC ultra-fine dry powder extinguishing agent that embodiment 1-4 is prepared is as shown in table 2 below:
Table 2 ABC ultra-fine dry powder extinguishing agent fire-fighting characteristic
By table 1,2, can be found out, by embodiment 1-4 further the ultra-fine dry powder extinguishing agent of preparation there is good filling, storage, conveying, injection and extinguishing property; And experiment shows the cold aerosol fire extinguishing agent forming after this ultra-fine dry powder extinguishing agent sprays by Compressed Gas, not only there is excellent fire extinguishing effectiveness, and there is the typical feature of the gas extinguishing agent fire suppression applications such as compressibility, mobility and dispersivity, can realize the fire-fighting mode of total flooding.When the cold aerosol fire extinguishing agent in injecting the confined space reaches extinguishing concentration, can make flame extinguish in the short time at the utmost point, even if burning things which may cause a fire disaster is covered by barrier, cold aerosol fire extinguishing agent also can get around barrier and put out fast the ABC class fire in the confined space, meets the related request of GA578-2005.If by this powder extinguishing agent application and mobile fire extinguishing device, the burning things which may cause a fire disaster root of ultra-fine dry powder extinguishing agent jet being aimed to fire sprays, make the local higher agent concentration that produces, be more conducive to stamp out a fire fast.
Claims (6)
1. an ABC ultra-fine dry powder extinguishing agent composite base material, is characterized in that, comprises the raw material components of following mass percent: 15%～25% ammonium sulfate, clout is I type APP.
2. ABC ultra-fine dry powder extinguishing agent composite base material according to claim 1, is characterized in that, composite base material 90% particle diameter of described ABC ultra-fine dry powder extinguishing agent is less than or equal to 10 μ m.
3. ABC ultra-fine dry powder extinguishing agent composite base material according to claim 1, is characterized in that, 90% particle diameter of described ammonium sulfate is less than or equal to 50 μ m.
4. ABC ultra-fine dry powder extinguishing agent composite base material according to claim 1, is characterized in that, 90% particle diameter of described I type APP is less than or equal to 30 μ m.
5. ABC ultra-fine dry powder extinguishing agent composite base material according to claim 1, is characterized in that, the described I type APP degree of polymerization 50～200.
6. a preparation method for ABC ultra-fine dry powder extinguishing agent composite base material, is characterized in that, comprises the following steps:
Step 1, takes each raw material components according to mass percent claimed in claim 1;
Step 2, ammonium sulfate, I type APP are dried respectively, and its moisture content is less than or equal to respectively 0.20%;
Step 3, adds in high mixer by ammonium sulfate, I type APP after drying the middle material A that mixes, stirs and to obtain;
Step 4, expects A supersonic jet mill crushing and classification by centre, obtains the composite base material that 90% particle diameter is less than or equal to the ABC ultra-fine dry powder extinguishing agent of 10 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410455596.4A CN104190038A (en) | 2014-09-09 | 2014-09-09 | Composite base material of ABC superfine dry powder extinguishing agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410455596.4A CN104190038A (en) | 2014-09-09 | 2014-09-09 | Composite base material of ABC superfine dry powder extinguishing agent and preparation method thereof |
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| CN104190038A true CN104190038A (en) | 2014-12-10 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58175575A (en) * | 1982-04-08 | 1983-10-14 | 三井東圧化学株式会社 | Powder fire extinguishing agent |
| US4822524A (en) * | 1988-04-01 | 1989-04-18 | Chemonics Industries, Inc. | Xanthan gum enhanced fire-retardant compositions |
| JPH0780095A (en) * | 1993-09-17 | 1995-03-28 | Mitsui Toatsu Chem Inc | Dry extinguishing chemical |
| CN1597024A (en) * | 2004-09-17 | 2005-03-23 | 四川大学 | Anti-refiring ultrafine ammonium phosphate dry chemical fire-extinguishing agent and its preparation method |
| CN1961997A (en) * | 2006-11-21 | 2007-05-16 | 王李懿 | Whole submerged dry chemical extinguishing agent |
| CN102133459A (en) * | 2010-11-25 | 2011-07-27 | 西安新竹防灾救生设备有限公司 | Superfine powder extinguishing agent and preparation method thereof |
| CN102872571A (en) * | 2012-10-11 | 2013-01-16 | 晋中旭正消防器材有限公司 | Composite multi-salt superfine dry powder extinguishing agent and method for manufacturing same |
-
2014
- 2014-09-09 CN CN201410455596.4A patent/CN104190038A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58175575A (en) * | 1982-04-08 | 1983-10-14 | 三井東圧化学株式会社 | Powder fire extinguishing agent |
| US4822524A (en) * | 1988-04-01 | 1989-04-18 | Chemonics Industries, Inc. | Xanthan gum enhanced fire-retardant compositions |
| JPH0780095A (en) * | 1993-09-17 | 1995-03-28 | Mitsui Toatsu Chem Inc | Dry extinguishing chemical |
| CN1597024A (en) * | 2004-09-17 | 2005-03-23 | 四川大学 | Anti-refiring ultrafine ammonium phosphate dry chemical fire-extinguishing agent and its preparation method |
| CN1961997A (en) * | 2006-11-21 | 2007-05-16 | 王李懿 | Whole submerged dry chemical extinguishing agent |
| CN102133459A (en) * | 2010-11-25 | 2011-07-27 | 西安新竹防灾救生设备有限公司 | Superfine powder extinguishing agent and preparation method thereof |
| CN102872571A (en) * | 2012-10-11 | 2013-01-16 | 晋中旭正消防器材有限公司 | Composite multi-salt superfine dry powder extinguishing agent and method for manufacturing same |
Non-Patent Citations (1)
| Title |
|---|
| 李东光等: "《精细化学品配方（十）》", 31 October 2008 * |
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Application publication date: 20141210 |