CN110237480A - A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent and preparation method thereof - Google Patents
A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent and preparation method thereof Download PDFInfo
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- CN110237480A CN110237480A CN201910498632.8A CN201910498632A CN110237480A CN 110237480 A CN110237480 A CN 110237480A CN 201910498632 A CN201910498632 A CN 201910498632A CN 110237480 A CN110237480 A CN 110237480A
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- pfos
- surfactant
- aqueous film
- forming foam
- foam extinguishing
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- 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
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing Compositions (AREA)
Abstract
The invention discloses a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent, composition includes biological polyoses 0.5-1%, the fluorocarbon surfactant 2-5% without PFOS, combination hc-surfactant 12-30%, antifreeze 20-50%, solubilizer 3-5% and the water 20-40% of weight percent.Non-fusibility aqueous film-forming foam extinguishing agent of the invention is free of the perfluorooctane sulfonyl compound for being difficult to degrade, and has the higher feature of environmental protection, significantly reduces pollution on the environment；By optimization component and proportion, while guaranteeing that extinguishing chemical keeps excellent stability.
Description
Technical field
The present invention relates to extinguishing chemical application field, in particular to a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent.
Background technique
Aqueous film-forming foam extinguishing agent is a kind of using hc-surfactant and fluorocarbon surfactant as base-material and can be
Certain hydrocarbon liquids surfaces, which are quickly flowed, scatters to form the fire foam of water membrane, and such extinguishing chemical is widely used in various
Type B class fire, non-fusibility aqueous film-forming foam extinguishing agent can also be saved alcohol, paint, alcohol, ester, ether, aldehyde, ketone, amine isopolarity
Solvent and water-soluble substances fire.
PFOS(perfluorooctane sulfonyl compound) it is that a kind of fluorocarbon surface being commonly used in aqueous film-forming foam extinguishing agent is living
Property agent, with extremely strong persistence, can guarantee extinguishing chemical it is all it is multi-environment in there is high stability；But this fluorine carbon
The degradation property of surfactant is very poor, is to compare the organic pollutant for being difficult to decompose；To realize Green Sustainable and carrying out
The solemn commitment that row makes global environment safeguard protection, China are pungent for the perfluor for being included in persistence organic pollutant register
Base sulfonic acid and its esters product, full-fluorine octyl sulfuryl fluoride product (PFOS class product) have been gradually increased control；And as fire-fighting
The practitioner of industry should set about carrying out substitution skill according to related industry environmental requirement, while strengthening management and risk prevention
Art research is phased out use of such product in extinguishing chemical, and reduction product as far as possible pollutes the environment.
Summary of the invention
To solve the problems, such as above-mentioned background technique, environmentally friendly growth requirement is adapted to, the purpose of the present invention is to provide
A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent reduces polluting the environment to reach with the higher feature of environmental protection
Purpose.
In order to achieve the above objectives, technical scheme is as follows:
A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent, composition include weight percent 0 .5-1% of biological polyoses,
Fluorocarbon surfactant 2-5%, combination hc-surfactant 12-30%, antifreeze 20-50%, solubilizer without PFOS
3-5% and water 20-40%.
Preferably, the combination hc-surfactant is alkyl glycosides (APG) and/or Cocoamidopropyl betaine
(KLH-30), the biological polyoses are xanthan gum.
Preferably, the composition of the extinguishing chemical includes biological polyoses 1%, the fluorine carbon table without PFOS of weight percent
Face activating agent 5%, combination hc-surfactant 15%, antifreeze 45%, solubilizer 4% and water 30%.
Preferably, the composition of the extinguishing chemical includes 0 .5% of biological polyoses, the fluorine carbon without PFOS of weight percent
4 .5% of surfactant, combination hc-surfactant 25%, antifreeze 32%, solubilizer 3% and water 35%.
Preferably, the composition of the extinguishing chemical includes 0 .8% of biological polyoses, the fluorine carbon without PFOS of weight percent
Surfactant 4%, combination hc-surfactant 21%, antifreeze 44%, 4 .2% of solubilizer and water 26%.
Preferably, the ingredient of the fluorocarbon surfactant is fluoro containing polymers product, the hydrocarbon surface-active of combination
The ingredient of agent is the anion and nonionic surfactant of C8-C10.
Preferably, the ingredient of the antifreeze is C2H6O2, and the ingredient of the biological polyoses is C6H10O5) n, the increasing
The ingredient of solvent is CON2H4.
Another object according to the present invention, a kind of of the invention prepare described are gone out without PFOS non-fusibility aqueous film-forming foam
The method of fiery agent includes the following steps:
S1, water is added to dissolve it sufficiently biological polyoses；
S2, it introduces material into agitator tank and is sufficiently stirred according to design component and ratio, adjust the pH value for being stirred to react liquid
7.0 ± 0.5, the temperature of reaction solution is 40 ± 3 DEG C；
S3, non-fusibility aqueous film-forming foam extinguishing agent is obtained after reaction solution is stood defoaming treatment.
Through the above technical solutions, a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent provided by the invention, due to making
It is no PFOS fluorinated surfactant, extinguishing chemical can voluntarily degrade over a period to come, biodegrade in 28 days up to 99%,
Therefore there is the higher feature of environmental protection, it is a kind of environmental type product worthy of the name that significant decrease, which pollutes the environment,
Prevention and fighting suitable for hydrocarbons and polar solvent (water-soluble substances) fire.
Detailed description of the invention
Through the following detailed description taken in conjunction with the accompanying drawings, present invention objects, features and advantages above-mentioned and other will become
Obviously.Wherein:
Fig. 1 shows the testing result of no PFOS non-fusibility aqueous film-forming foam extinguishing agent prepared by the present invention.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below.
A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent provided by the invention, composition include the life of weight percent
Object polysaccharide 0.5-1%, the fluorocarbon surfactant 2-5% without PFOS, combination hc-surfactant 12-30%, antifreeze
20-50%, solubilizer 3-5% and water 20-40%.
For being free of the aqueous film-forming foam extinguishing agent of PFOS, since fluorocarbon surfactant fluorocarbon chain shortens, so in reality
In the product formula technique on border, in order to keep its properties of product, additive amount needs certain increase, root compared to original content
Factually test as a result, it is per ton about increase by 1 ~ 2%, meanwhile, compared to original formula, the additive amount of hc-surfactant need to have centainly
Reduction, according to experimental result, it is per ton about reduce 2 ~ 4%.
In addition, since the fluorocarbon chain for the fluorocarbon surfactant without PFOS newly selected shortens, so hydrocarbon selecting
Matched product should be selected when surfactant, such as selected bad, it may appear that the short slab such as " Law of Barrel ", thus band
Carry out the decline of properties of product；In a preferred embodiment, the hc-surfactant used in the present invention is alkyl glycosides
(APG) and/or Cocoamidopropyl betaine (KLH-30)；Biological polyoses select xanthan gum.
The ingredient of fluorocarbon surfactant without PFOS of the invention is fluoro containing polymers product, can be selected existing
Fluorocarbon surfactant suitable for aqueous film-forming foam extinguishing agent；The ingredient of the combination hc-surfactant is C8-C10's
The ingredient of anion and nonionic surfactant, the antifreeze is C2H6O2, and the ingredient of the biological polyoses is
C6H10O5) n, the ingredient of the solubilizer are CON2H4.
Embodiment one:
The composition of extinguishing chemical includes the xanthan gum 1%, the fluorocarbon surfactant 5% without PFOS, combination carbon of weight percent
Hydrogen surfactant 15%(alkyl glycosides 10%+ Cocoamidopropyl betaine 5%), antifreeze 45%, solubilizer 4% and water
30%；First add pure water to be put into togerther agitator tank with other materials after completely dissolution xanthan gum to be sufficiently stirred, reaction solution pH value
6.8,40 DEG C of temperature, defoaming is stood, is made without PFOS non-fusibility aqueous film-forming foam extinguishing agent；
Embodiment two:
The composition of extinguishing chemical include the biological polyoses 0.5% of weight percent, 4 .5% of fluorocarbon surfactant without PFOS,
Combine hc-surfactant 25%(alkyl glycosides 17%+ Cocoamidopropyl betaine 8%), antifreeze 32%, solubilizer 3%
With water 35%；First add pure water to be put into togerther agitator tank with other materials after completely dissolution biological polyoses to be sufficiently stirred, reaction solution
PH value 6.9 40 DEG C of temperature, stands defoaming, is made without PFOS non-fusibility aqueous film-forming foam extinguishing agent.
Embodiment three:
The composition of extinguishing chemical includes biological polyoses 0.8%, the fluorocarbon surfactant 4% without PFOS, group of weight percent
Close hc-surfactant 21%(alkyl glycosides 15%+ Cocoamidopropyl betaine 6%), antifreeze 44%, solubilizer 4
.2% with water 26%；First add pure water to be put into togerther agitator tank with other materials after completely dissolution biological polyoses to be sufficiently stirred, instead
Liquid pH value 7.0 is answered, 40 DEG C of temperature, defoaming is stood, is made without PFOS non-fusibility aqueous film-forming foam extinguishing agent.
Shown in fig. 1 is the testing result of the 6%AFF/AR product of component and preparation method preparation according to the invention.
A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent disclosed by the invention, due to using no PFOS fluorine table
Face activating agent, extinguishing chemical can voluntarily degrade over a period to come, biodegrade in 28 days up to 99%, therefore have higher ring
Guarantor property, will not pollute environment, be a kind of environmental type product worthy of the name, be mainly used for hydrocarbons and pole
The prevention and fighting of property solvent (water-soluble substances) fire；Simultaneously by the component and proportion of optimization extinguishing chemical, guarantee extinguishing chemical
Keep excellent stability.
The present invention is not limited to the described embodiments, and those skilled in the art is not departing from spirit of the invention i.e. public affairs
Open in range, still may make some modifications or changes, thus the range that is limited with claims of the scope of the present invention as
It is quasi-.
Claims (8)
1. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent, composition include weight percent biological polyoses 0.5-1%,
Fluorocarbon surfactant 2-5%, combination hc-surfactant 12-30%, antifreeze 20-50%, solubilizer without PFOS
3-5% and water 20-40%.
2. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent as described in claim 1, which is characterized in that the combination
Hc-surfactant is alkyl glycosides (APG) and/or Cocoamidopropyl betaine (KLH-30), the biological polyoses are
Xanthan gum.
3. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent as claimed in claim 1 or 2, which is characterized in that described to go out
The composition of fiery agent includes the biological polyoses 1%, the fluorocarbon surfactant 5% without PFOS, the hydrocarbon table of combination of weight percent
Face activating agent 15%, antifreeze 45%, solubilizer 4% and water 30%.
4. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent as claimed in claim 1 or 2, which is characterized in that described to go out
The composition of fiery agent includes the biological polyoses 0.5%, the fluorocarbon surfactant 4.5% without PFOS, combination carbon of weight percent
Hydrogen surfactant 25%, antifreeze 32%, solubilizer 3% and water 35%.
5. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent as claimed in claim 1 or 2, which is characterized in that described to go out
The composition of fiery agent includes that the biological polyoses 0.8%, the fluorocarbon surfactant 4% without PFOS, combination of weight percent are hydrocarbon
Surfactant 21%, antifreeze 44%, solubilizer 4.2% and water 26%.
6. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent as described in claim 1, which is characterized in that the fluorine carbon table
The ingredient of face activating agent be fluoro containing polymers product, it is described combination hc-surfactant ingredient be C8-C10 anion and
Nonionic surfactant.
7. a kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent as described in claim 1 or 6, which is characterized in that described anti-
The ingredient for freezing agent is C2H6O2, and the ingredient of the biological polyoses is C6H10O5) n, the ingredient of the solubilizer is CON2H4.
8. a kind of prepare the method such as the described in any item no PFOS non-fusibility aqueous film-forming foam extinguishing agents of claim 1-7,
It is characterized in that, the preparation method includes the following steps:
S1, water is added to dissolve it sufficiently biological polyoses；
S2, it introduces material into agitator tank and is sufficiently stirred according to design component and ratio, adjust the pH value for being stirred to react liquid
7.0 ± 0.5, the temperature of reaction solution is 40 ± 3 DEG C；And
S3, non-fusibility aqueous film-forming foam extinguishing agent is obtained after reaction solution is stood defoaming treatment.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591261.3A CN109481885A (en) | 2018-06-10 | 2018-06-10 | A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent |
| CN2018105912613 | 2018-06-10 |
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| CN110237480A true CN110237480A (en) | 2019-09-17 |
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| CN201810591261.3A Pending CN109481885A (en) | 2018-06-10 | 2018-06-10 | A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent |
| CN201910498632.8A Pending CN110237480A (en) | 2018-06-10 | 2019-06-10 | A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent and preparation method thereof |
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| CN201810591261.3A Pending CN109481885A (en) | 2018-06-10 | 2018-06-10 | A kind of no PFOS non-fusibility aqueous film-forming foam extinguishing agent |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110523044A (en) * | 2019-09-23 | 2019-12-03 | 中国科学技术大学 | A kind of high-performance environment-friendly type aqueous film-forming foam extinguishing agent |
| CN110538414A (en) * | 2019-09-29 | 2019-12-06 | 应急管理部天津消防研究所 | high-efficiency low-viscosity easily-degradable anti-dissolving compressed air foam extinguishing agent and preparation method thereof |
| CN110559593A (en) * | 2019-09-29 | 2019-12-13 | 中国科学技术大学 | Environment-friendly seawater-resistant water film-forming foam extinguishing agent |
| CN112206459A (en) * | 2019-12-28 | 2021-01-12 | 应急管理部消防产品合格评定中心 | PFOS-free aqueous film-forming foam extinguishing agent and preparation method thereof |
| CN114699704A (en) * | 2022-04-27 | 2022-07-05 | 中科永安(安徽)科技有限公司 | PFOS-free seawater-resistant low-temperature-resistant aqueous film-forming foam extinguishing agent |
| CN115350437A (en) * | 2022-06-28 | 2022-11-18 | 宁波能林消防器材有限公司 | Environment-friendly anti-solubility foam extinguishing agent with wide adaptability and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110523044A (en) * | 2019-09-23 | 2019-12-03 | 中国科学技术大学 | A kind of high-performance environment-friendly type aqueous film-forming foam extinguishing agent |
| CN110523044B (en) * | 2019-09-23 | 2021-08-13 | 中国科学技术大学 | High-performance environment-friendly aqueous film-forming foam extinguishing agent |
| CN110538414A (en) * | 2019-09-29 | 2019-12-06 | 应急管理部天津消防研究所 | high-efficiency low-viscosity easily-degradable anti-dissolving compressed air foam extinguishing agent and preparation method thereof |
| CN110559593A (en) * | 2019-09-29 | 2019-12-13 | 中国科学技术大学 | Environment-friendly seawater-resistant water film-forming foam extinguishing agent |
| CN112206459A (en) * | 2019-12-28 | 2021-01-12 | 应急管理部消防产品合格评定中心 | PFOS-free aqueous film-forming foam extinguishing agent and preparation method thereof |
| CN114699704A (en) * | 2022-04-27 | 2022-07-05 | 中科永安(安徽)科技有限公司 | PFOS-free seawater-resistant low-temperature-resistant aqueous film-forming foam extinguishing agent |
| CN115350437A (en) * | 2022-06-28 | 2022-11-18 | 宁波能林消防器材有限公司 | Environment-friendly anti-solubility foam extinguishing agent with wide adaptability and preparation method thereof |
| CN115350437B (en) * | 2022-06-28 | 2024-06-11 | 宁波能林消防器材有限公司 | Widely-applicable environment-friendly type anti-soluble foam extinguishing agent and preparation method thereof |
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