CN116159274A - Water-based foam extinguishing agent - Google Patents
Water-based foam extinguishing agent Download PDFInfo
- Publication number
- CN116159274A CN116159274A CN202310182919.6A CN202310182919A CN116159274A CN 116159274 A CN116159274 A CN 116159274A CN 202310182919 A CN202310182919 A CN 202310182919A CN 116159274 A CN116159274 A CN 116159274A
- Authority
- CN
- China
- Prior art keywords
- water
- extinguishing agent
- parts
- based foam
- foam
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000006260 foam Substances 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 30
- 239000004094 surface-active agent Substances 0.000 claims abstract description 20
- 229910001415 sodium ion Inorganic materials 0.000 claims abstract description 12
- -1 sodium ion modified montmorillonite Chemical class 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 10
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 10
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 10
- 239000003755 preservative agent Substances 0.000 claims abstract description 10
- 230000002335 preservative effect Effects 0.000 claims abstract description 10
- 239000003381 stabilizer Substances 0.000 claims abstract description 10
- 239000007798 antifreeze agent Substances 0.000 claims abstract description 9
- 238000005406 washing Methods 0.000 claims abstract description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 11
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000002244 precipitate Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 3
- CHHHXKFHOYLYRE-STWYSWDKSA-M potassium sorbate Chemical compound [K+].C\C=C\C=C\C([O-])=O CHHHXKFHOYLYRE-STWYSWDKSA-M 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 3
- BHZOKUMUHVTPBX-UHFFFAOYSA-M sodium acetic acid acetate Chemical compound [Na+].CC(O)=O.CC([O-])=O BHZOKUMUHVTPBX-UHFFFAOYSA-M 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000006265 aqueous foam Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/0064—Gels; Film-forming compositions
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D1/00—Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
- A62D1/0071—Foams
Abstract
The invention relates to a water-based foam extinguishing agent, which comprises 15-25 parts of fluorocarbon surfactant, 3-7 parts of hydrocarbon surfactant, 0.2-0.7 part of stabilizer, 0.1-0.5 part of preservative, 1-6 parts of antifreeze agent and the balance of water; sodium ion modified montmorillonite is added into the raw material components, so that the sodium ion modified montmorillonite can be adsorbed on the surface of the foam, and has a pinning effect on a foam liquid film, so that the attenuation of the thickness of the foam liquid film is effectively prevented, and the stability of the foam is improved; and meanwhile, the solid particles are adsorbed on the surface of the air bubble to form a similar wrapping phenomenon, so that the skeleton strength of the foam is improved, the stability of the foam is further enhanced, and the time of foam washing liquid is prolonged.
Description
Technical Field
The invention relates to the technical field of fire extinguishing agents, in particular to a water-based foam fire extinguishing agent.
Background
The water-based foam extinguishing agent is also called as a water film-forming foam extinguishing agent, has double fire extinguishing effects of foam and water film, is an extinguishing agent with high fire extinguishing efficiency, and is widely applied to extinguishing general water-insoluble liquid fires, oil tank fires, flowing liquid fires and the like.
The thermal stability is an important index for evaluating the fire extinguishing performance of the water-based foam extinguishing agent, and is generally characterized by testing the thermal stability of the foam, namely the liquid separation time of the foam, and how to improve the thermal stability of the extinguishing agent is a technical problem to be solved by the person skilled in the art.
Disclosure of Invention
The invention aims to provide a water-based foam extinguishing agent which can effectively solve the technical problems.
In order to achieve the purpose of the invention, the following technical scheme is adopted:
the water-based foam extinguishing agent comprises the following raw material components in parts by mass: 15-25 parts of fluorocarbon surfactant, 3-7 parts of hydrocarbon surfactant, 0.2-0.7 part of stabilizer, 0.1-0.5 part of preservative, 1-6 parts of antifreeze agent and the balance of water.
Preferably, the raw material components for preparing the fire extinguishing agent comprise the following components in parts by mass: 20 parts of fluorocarbon surfactant, 5 parts of hydrocarbon surfactant, 0.5 part of stabilizer, 0.3 part of preservative, 3 parts of antifreeze agent and the balance of water.
Preferably, the fluorocarbon surfactant is selected from one or two of F1157 and AF 4018.
Preferably, the hydrocarbon surfactant is selected from one or two of APG1214 and APG 0810.
Preferably, the stabilizer is sodium ion modified montmorillonite.
Preferably, the preparation method of the sodium ion modified montmorillonite comprises the following steps: 15g of natural montmorillonite is put into a beaker, 100mL of deionized water is added, stirring is carried out for 8-10min, then 50% ethanol solution is used for washing 3 times, 100mL of 1mol/L sodium chloride solution is added, stirring is carried out at constant temperature in a 60-DEG C water bath, natural standing and cooling are carried out after 3h, centrifugal separation is carried out, the separated precipitate is washed 3 times by using a mixed solution of deionized water and 50% ethanol solution, then the precipitate is put into an 80-DEG C heating drying oven for drying to constant weight, grinding and sieving are carried out, and the sodium ion modified montmorillonite is obtained.
Preferably, the preservative is selected from one or a combination of two of potassium 2, 4-hexadienoate and sodium hydrogen diacetate.
Preferably, the antifreeze agent is selected from one or two of 1, 2-diethyl glycol and dihydroxydiethyl ether.
Compared with the prior art, the invention has the following beneficial effects:
according to the water-based foam extinguishing agent, sodium ion modified montmorillonite is added into raw material components, so that the water-based foam extinguishing agent can be adsorbed on the surface of foam, and has a pinning effect on a foam liquid film, so that the attenuation of the thickness of the foam liquid film is effectively prevented, and the stability of foam is improved; and meanwhile, the solid particles are adsorbed on the surface of the air bubble to form a similar wrapping phenomenon, so that the skeleton strength of the foam is improved, the stability of the foam is further enhanced, and the time of foam washing liquid is prolonged.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments.
The invention provides a water-based foam extinguishing agent, which is prepared from the following raw material components in parts by mass: 15-25 parts of fluorocarbon surfactant, 3-7 parts of hydrocarbon surfactant, 0.2-0.7 part of stabilizer, 0.1-0.5 part of preservative, 1-6 parts of antifreeze agent and the balance of water.
Wherein the fluorocarbon surfactant is selected from one or two of F1157 and AF 4018.
The hydrocarbon surfactant is selected from one or two of APG1214 and APG 0810.
The stabilizer is sodium ion modified montmorillonite.
The preparation method of the sodium ion modified montmorillonite comprises the following steps: 15g of natural montmorillonite is put into a beaker, 100mL of deionized water is added, stirring is carried out for 8-10min, then 50% ethanol solution is used for washing 3 times, 100mL of 1mol/L sodium chloride solution is added, stirring is carried out at constant temperature in a 60-DEG C water bath, natural standing and cooling are carried out after 3h, centrifugal separation is carried out, the separated precipitate is washed 3 times by using a mixed solution of deionized water and 50% ethanol solution, then the precipitate is put into an 80-DEG C heating drying oven for drying to constant weight, grinding and sieving are carried out, and the sodium ion modified montmorillonite is obtained.
The preservative is selected from one or two of potassium 2, 4-hexadienoate and sodium hydrogen diacetate.
The antifreeze agent is selected from one or two of 1, 2-diethyl glycol and dihydroxydiethyl ether.
The raw material formulations of examples 1-3 and comparative examples 1-2 are shown in Table 1.
TABLE 1 raw material formulations for examples 1-3 and comparative examples 1-2
The raw material formulations of the above examples 1 to 3 and comparative examples 1 to 2 were prepared into samples according to the following preparation methods, and fire extinguishing performance was tested, and the results are shown in Table 2, test standard GB15308-2006.
The preparation method of the water-based foam extinguishing agent comprises the following steps:
step 1: mixing a fluorocarbon surfactant and a hydrocarbon surfactant to obtain a mixed material 1;
step 2: mixing a stabilizer, a preservative, an anti-freezing agent and water to obtain a mixed material 2;
step 3: and mixing the mixed material 1 with the mixed material 2 to obtain the water-based foam extinguishing agent.
TABLE 2 foam analysis time test results for samples prepared using the raw material formulations of examples 1-3 and comparative examples 1-2
As is clear from the contents of Table 2, the aqueous foam extinguishing agent of the present invention has high stability.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (8)
1. A water-based foam extinguishing agent, which is characterized in that: the raw material components for preparing the fire extinguishing agent comprise the following components in parts by mass: 15-25 parts of fluorocarbon surfactant, 3-7 parts of hydrocarbon surfactant, 0.2-0.7 part of stabilizer, 0.1-0.5 part of preservative, 1-6 parts of antifreeze agent and the balance of water.
2. A water-based foam extinguishing agent according to claim 1, characterized in that: the raw material components for preparing the fire extinguishing agent comprise the following components in parts by mass: 20 parts of fluorocarbon surfactant, 5 parts of hydrocarbon surfactant, 0.5 part of stabilizer, 0.3 part of preservative, 3 parts of antifreeze agent and the balance of water.
3. A water-based foam extinguishing agent according to claim 1 or 2, characterized in that: the fluorocarbon surfactant is one or the combination of two of F1157 and AF 4018.
4. A water-based foam extinguishing agent according to claim 1 or 2, characterized in that: the hydrocarbon surfactant is selected from one or two of APG1214 and APG 0810.
5. A water-based foam extinguishing agent according to claim 1 or 2, characterized in that: the stabilizer is sodium ion modified montmorillonite.
6. A water-based foam extinguishing agent according to claim 5, wherein: the preparation method of the sodium ion modified montmorillonite comprises the following steps: 15g of natural montmorillonite is put into a beaker, 100mL of deionized water is added, stirring is carried out for 8-10min, then 50% ethanol solution is used for washing 3 times, 100mL of 1mol/L sodium chloride solution is added, stirring is carried out at constant temperature in a 60-DEG C water bath, natural standing and cooling are carried out after 3h, centrifugal separation is carried out, the separated precipitate is washed 3 times by using a mixed solution of deionized water and 50% ethanol solution, then the precipitate is put into an 80-DEG C heating drying oven for drying to constant weight, grinding and sieving are carried out, and the sodium ion modified montmorillonite is obtained.
7. A water-based foam extinguishing agent according to claim 1 or 2, characterized in that: the preservative is selected from one or two of potassium 2, 4-hexadienoate and sodium hydrogen diacetate.
8. A water-based foam extinguishing agent according to claim 1 or 2, characterized in that: the antifreeze agent is selected from one or two of 1, 2-diethyl glycol and dihydroxydiethyl ether.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310182919.6A CN116159274A (en) | 2023-03-01 | 2023-03-01 | Water-based foam extinguishing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310182919.6A CN116159274A (en) | 2023-03-01 | 2023-03-01 | Water-based foam extinguishing agent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116159274A true CN116159274A (en) | 2023-05-26 |
Family
ID=86419862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310182919.6A Pending CN116159274A (en) | 2023-03-01 | 2023-03-01 | Water-based foam extinguishing agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116159274A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104083844A (en) * | 2014-06-23 | 2014-10-08 | 哈密双羽科技开发有限公司 | Bentonite reticular gel foam mud fire prevention and extinguishing agent |
| CN105344056A (en) * | 2015-11-04 | 2016-02-24 | 中国人民武装警察部队学院 | Novel aqueous film forming anti-burning type foam extinguishing agent and preparing method thereof |
| CN107252544A (en) * | 2016-11-11 | 2017-10-17 | 四川省科拓梦无人机科技有限公司 | A kind of acid solution extinguishing chemical |
| CN110947149A (en) * | 2019-12-09 | 2020-04-03 | 江苏三安消防设备有限公司 | Modified high-molecular water-based extinguishing agent and preparation method thereof |
| US20220362608A1 (en) * | 2021-05-14 | 2022-11-17 | Tyco Fire Products Lp | Fire-fighting foam composition |
-
2023
- 2023-03-01 CN CN202310182919.6A patent/CN116159274A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104083844A (en) * | 2014-06-23 | 2014-10-08 | 哈密双羽科技开发有限公司 | Bentonite reticular gel foam mud fire prevention and extinguishing agent |
| CN105344056A (en) * | 2015-11-04 | 2016-02-24 | 中国人民武装警察部队学院 | Novel aqueous film forming anti-burning type foam extinguishing agent and preparing method thereof |
| CN107252544A (en) * | 2016-11-11 | 2017-10-17 | 四川省科拓梦无人机科技有限公司 | A kind of acid solution extinguishing chemical |
| CN110947149A (en) * | 2019-12-09 | 2020-04-03 | 江苏三安消防设备有限公司 | Modified high-molecular water-based extinguishing agent and preparation method thereof |
| US20220362608A1 (en) * | 2021-05-14 | 2022-11-17 | Tyco Fire Products Lp | Fire-fighting foam composition |
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| PB01 | Publication | ||
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