CN1931395B - Process for producing fire extinguishing agent - Google Patents
Process for producing fire extinguishing agent Download PDFInfo
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- CN1931395B CN1931395B CN200510102590XA CN200510102590A CN1931395B CN 1931395 B CN1931395 B CN 1931395B CN 200510102590X A CN200510102590X A CN 200510102590XA CN 200510102590 A CN200510102590 A CN 200510102590A CN 1931395 B CN1931395 B CN 1931395B
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- extinguishing chemical
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Abstract
The process of preparing extinguishant solution in 500 ml includes the following steps: dissolving sodium chloride in 5-15 g and ammonium dihydrogen phosphate in 50-70 g in water at 30-40 deg.c; and dissolving ammonium bicarbonate in 50-70 g in the said solution. The the extinguishant solution is filled into a container as the extinguisher. When it is used, the extinguisher is thrown into fire resource. The extinguishant is safe and has few infects on human body.
Description
Technical field
The present invention relates to a kind of method for preparing extinguishing chemical.
Background technology
Extinguishing chemical is made up of various ingredients.For example, the open No.2001-37901 of Japan Patent discloses a kind of extinguishing chemical, and this extinguishing chemical contains urea, sodium chloride, natrium carbonicum calcinatum, ammonium sulfate etc.
Yet, in preparing the method for extinguishing chemical, the not open technical know-how of a lot of methods as business secret.A kind of method for preparing extinguishing chemical will be disclosed at this.
In recent years, except that hand fire extinguisher, the commercially available throwing type fire annihilator that can throw to burning things which may cause a fire disaster in addition.In the practical operation of fire extinguishing, owing to be difficult to use hand fire extinguisher sometimes, and throwing type fire annihilator only need be thrown to burning things which may cause a fire disaster and can put out a fire, so it is believed that throwing type fire annihilator is easy to use and effect is remarkable.
But the component of forming this extinguishing chemical may not all be safe, when being eaten by mistake by child or old man, just may go wrong.
Therefore, this just needs a kind of method for preparing safe extinguishing chemical, and this extinguishing chemical does not have human body or rare adverse effect.
In addition, need provide a kind of method for preparing safe extinguishing chemical, this method is effectively handled, so that the component that adds wherein shows their effect, thereby prepares a kind of extinguishing chemical with high extinguishing property.
Summary of the invention
The invention provides a kind of method for preparing extinguishing chemical, this method may further comprise the steps:
Extinguishing chemical solution with respect to 500 milliliters, with the ammonium dihydrogen phosphate (ADP)s of the sodium chloride of 5～15 grams and 50～70 grams add temperature be dissolve in 30～40 ℃ of hot water and
Extinguishing chemical solution with respect to 500 milliliters, with 50～70 the gram carbonic hydroammonium add make it in the above-mentioned solution dissolving.
Method of the present invention further comprises the step that adds surfactant.
Another aspect of the present invention provides a kind of method for preparing extinguishing chemical, and this method may further comprise the steps:
Extinguishing chemical solution with respect to 500 milliliters is to dissolve in 30～40 ℃ of hot water with the sodium chloride of 5～15 grams and the ammonium dihydrogen phosphate (ADP) adding temperature of 50～70 grams,
Extinguishing chemical solution with respect to 500 milliliters, with 45～70 the gram carbonic hydroammonium add make it in the above-mentioned solution dissolving,
Extinguishing chemical solution with respect to 500 milliliters, with 20～40 the gram ureas add make it in the above-mentioned solution dissolving and
Extinguishing chemical solution with respect to 500 milliliters adds 35～55 gram ammonium sulfate and makes it dissolving.
The method of another aspect of the present invention further comprises the step that adds surfactant.
The specific embodiment
(first embodiment)
Now will describe first embodiment of the present invention in detail.
At first, 5～15 an amount of temperature of sodium chloride adding that restrain (for example 10 grams) being 30～40 ℃ (for example, about 40 ℃ in) the water, then, stirs this mixture and makes sodium chloride water-soluble.Sodium chloride is as catalyst.
Then, add the ammonium dihydrogen phosphate (ADP) of 50～70 grams (for example 60 gram) again and make it dissolving, the carbonic hydroammonium that adds 50～70 grams (for example 60 grams) again to be inducing reaction, thereby makes it dissolving.
In the fire extinguishing procedure, ammonium dihydrogen phosphate (ADP) and carbonic hydroammonium can be carbon dioxide gas (CO2) and ammonia (NH3) because of the burning thermal decomposition.Carbon dioxide gas can shield the oxygen supply to the burning article, and can neutralize and the oxidation reaction of the article that suppress to burn.Ammonia has neutralization and cooling effect, and the combustion again of the article that can prevent to burn is spread towards periphery to avoid the intensity of a fire.
Then, in this solution, add a certain amount of boiling water.
Then, add the total amount that water makes extinguishing chemical and reach 500 milliliters.
At last, need, in 500 milliliters of described extinguishing chemicals, add for example about 20 milliliters surfactant (for example, alpha foam: form the surfactant of water-based film sample foam, can buy) of effective dose from Yamato Protec K.K. by situation.
The reaction that produces through burning in the fire extinguishing procedure is as follows:
(NH
4)
2HPO
3+NH
4HCO
3→PO
4+H
2O+4NH
3+CO
2
PO
4+H
2O+4NH
3+CO
2+CO(NH
2)
2→(2NH
3)
3PO
4+2CO
2+H
2
(2NH
3)
3PO
4+(NH
4)
2SO
4+2CO
2+H
2
The extinguishing chemical ready-made container of packing into preparation like this.The container of splendid attire extinguishing chemical of the present invention can be various containers, and described container can store extinguishing chemical of the present invention, and makes this extinguishing chemical of the present invention be in stable state and undergo no deterioration, and can not conflict with this extinguishing chemical of the present invention.The example of operable container includes, but are not limited to the resin container of metal container made, light weight.
(second embodiment)
Another embodiment of various details.
At first, it is in 30 ℃ the suitable quantity of water that the sodium chloride of 5～15 grams (for example 10 gram) are added a certain amount of temperature, then, stirs this mixture and makes sodium chloride water-soluble.Sodium chloride is as catalyst.
Then, add the ammonium dihydrogen phosphate (ADP) of 50～70 grams (for example 50 gram) again and be dissolved in wherein, the carbonic hydroammonium that adds 45～70 grams (for example 45 grams) again to be inducing reaction, thereby makes it dissolving.
Then, in this solution, add proper amount of boiling water.
In the fire extinguishing procedure, ammonium dihydrogen phosphate (ADP) and carbonic hydroammonium can be carbon dioxide gas and ammonia because of the burning thermal decomposition.Carbon dioxide gas can be blocked the oxygen supply of burning article, and can neutralize and the oxidation reaction of the article that suppress to burn.Ammonia has neutralization and cooling effect, and the combustion again of the article that can prevent to burn is spread towards periphery to avoid the intensity of a fire.
Then, in this solution, add 20～40 ureas that restrain (for example 20 grams) and make it dissolving.After this, add the ammonium sulfate of 35～55 grams (for example 45 grams) and an amount of boiling water, with dissolving ammonium sulfate.
Then, add the total amount that water makes extinguishing chemical and reach 500 milliliters.
In the fire extinguishing procedure, urea can be carbon dioxide gas and ammonia because of the burning thermal decomposition also.Because carbon dioxide gas has the effect of shielding oxygen supply for the burning article, and ammonia has neutralization and cooling effect, so the burning article can be extinguished and prevent that the intensity of a fire from spreading towards periphery.
At last, need, in 500 milliliters of described extinguishing chemicals, add 20 milliliters surfactant (for example, alpha foam) by situation.
The extinguishing chemical ready-made container of packing into preparation like this.The container of splendid attire extinguishing chemical of the present invention can be various containers, and described container can store extinguishing chemical of the present invention, and makes this extinguishing chemical of the present invention be in stable state and undergo no deterioration, and can not conflict with this extinguishing chemical of the present invention.The example of operable container includes, but are not limited to the resin container of metal container made, light weight.
According to first and second embodiment of preparation extinguishing chemical method of the present invention, can provide a kind of does not have or the extinguishing chemical of the safety of rare influence human body.Use carbonic hydroammonium can improve fire-fighting efficiency.
Fire extinguishing speed when fire-fighting efficiency when using traditional ammonium carbonate and use carbonic hydroammonium is as follows.
Table 1
| Speed | |
| Ammonium carbonate carbonic hydroammonium | 45 seconds 25 seconds |
Proper container if pack into, the prepared extinguishing chemical of the present invention can be used for fire extinguisher, when on fire, this fire extinguisher is thrown to burning things which may cause a fire disaster.This law is bright to provide a kind of does not have or the extinguishing chemical of the safety of rare influence human body.Use carbonic hydroammonium can improve fire extinguishing speed.
Claims (9)
1. method for preparing extinguishing chemical, this method may further comprise the steps:
Extinguishing chemical solution with respect to 500 milliliters is to dissolve in 30 ℃～40 ℃ hot water with the sodium chloride of 5 grams～15 grams and the ammonium dihydrogen phosphate (ADP) adding temperature of 50 grams～70 grams,
Extinguishing chemical solution with respect to 500 milliliters, with 50 the gram～70 the gram carbonic hydroammonium add make it in the above-mentioned solution dissolving and
Add the total amount that water makes extinguishing chemical and reach 500 milliliters.
2. the method for claim 1, this method further comprises the step of the surfactant that adds effective dose.
3. method as claimed in claim 2, wherein, described surfactant comprises fluorine class surfactant, to form water-based film sample foam.
4. the ready-made container that can be used as throwing type fire annihilator of the method for claim 1, wherein described extinguishing chemical being packed into.
5. method for preparing extinguishing chemical, this method may further comprise the steps:
Extinguishing chemical solution with respect to 500 milliliters is to dissolve in 30 ℃～40 ℃ hot water with the sodium chloride of 5 grams～15 grams and the ammonium dihydrogen phosphate (ADP) adding temperature of 50 grams～70 grams,
Extinguishing chemical solution with respect to 500 milliliters, with 45 the gram～70 the gram carbonic hydroammonium add make it in the above-mentioned solution dissolving,
Extinguishing chemical solution with respect to 500 milliliters, with 20 the gram～40 the gram ureas add make it in the above-mentioned solution dissolving,
Extinguishing chemical solution with respect to 500 milliliters, add 35 grams～55 gram ammonium sulfate make it dissolving and
Add the total amount that water makes extinguishing chemical and reach 500 milliliters.
6. method as claimed in claim 5, this method further comprises the step that adds surfactant.
7. method as claimed in claim 6, wherein, described surfactant comprises fluorine class surfactant, to form water-based film sample foam.
8. method as claimed in claim 5, wherein, with the described extinguishing chemical ready-made container that can be used as throwing type fire annihilator of packing into.
9. method as claimed in claim 6 wherein, adds in described solution before the urea, adds an amount of boiling water in described solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510102590XA CN1931395B (en) | 2005-09-12 | 2005-09-12 | Process for producing fire extinguishing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510102590XA CN1931395B (en) | 2005-09-12 | 2005-09-12 | Process for producing fire extinguishing agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1931395A CN1931395A (en) | 2007-03-21 |
| CN1931395B true CN1931395B (en) | 2011-05-25 |
Family
ID=37877513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510102590XA Active CN1931395B (en) | 2005-09-12 | 2005-09-12 | Process for producing fire extinguishing agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1931395B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106693268A (en) * | 2015-11-12 | 2017-05-24 | 上海汇友精密化学品有限公司 | Water-series fire extinguishing agent |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1188678A (en) * | 1997-01-23 | 1998-07-29 | 株式会社Acp | Water sytsem extinguishant |
| CN1644230A (en) * | 2005-01-24 | 2005-07-27 | 郭铁柱 | Negative catalyst extinguishant and production thereof |
-
2005
- 2005-09-12 CN CN200510102590XA patent/CN1931395B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1188678A (en) * | 1997-01-23 | 1998-07-29 | 株式会社Acp | Water sytsem extinguishant |
| CN1644230A (en) * | 2005-01-24 | 2005-07-27 | 郭铁柱 | Negative catalyst extinguishant and production thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1931395A (en) | 2007-03-21 |
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