CN110812765A - High-molecular gel super-concentrated fire extinguishing agent and preparation method thereof - Google Patents
High-molecular gel super-concentrated fire extinguishing agent and preparation method thereof Download PDFInfo
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- CN110812765A CN110812765A CN201911114868.3A CN201911114868A CN110812765A CN 110812765 A CN110812765 A CN 110812765A CN 201911114868 A CN201911114868 A CN 201911114868A CN 110812765 A CN110812765 A CN 110812765A
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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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Abstract
The invention discloses a high-molecular gel super-concentrated fire extinguishing agent which comprises the following raw materials in parts by weight: 10-20 parts of modified hemicellulose, 10-15 parts of starch, 1-8 parts of surfactant, 5-6 parts of fruit kernel powder, 1-2 parts of ammonium salt, 0.05-0.1 part of xanthan gum, 1-1.5 parts of sodium alginate, 1-1.2 parts of ammonium polyphosphate, 0.5-1 part of penetrating agent, 4-6 parts of flame retardant, 3-10 parts of calcium hydroxide ultrafine powder, 4-8 parts of mica powder, 30-40 parts of urea, 10-12 parts of sodium bicarbonate powder and 2-5 parts of water film-forming foam concentrated solution. The invention also discloses a preparation method of the polymer gel hyperconcentration fire extinguishing agent. The invention improves the fire extinguishing efficiency.
Description
Technical Field
The invention relates to the technical field of fire extinguishing agents, in particular to a high-molecular gel super-concentrated fire extinguishing agent and a preparation method thereof.
Background
The fire disaster is a big disaster in the current society, and the fire disaster happens almost every day in the whole country, which often causes huge loss of lives and properties. How to rapidly extinguish fire, save lives as much as possible and reduce economic loss is always a focus of attention of people and governments. Along with the rapid development of the industry, the dependence degree of countries in the world on crude oil and fuel oil is greater and greater, various oil product storage tanks are more and more, and the accidents of the crude oil, the fuel oil and flammable liquid chemicals which are in fire disaster are increased in a same ratio. Once the combustible liquid is in fire, the fire is difficult to control.
At present, the effective fire extinguishing method is to form a layer of isolating film on the surface of the burning liquid. The existing fire extinguishing agents mainly comprise water, foam fire extinguishing agents, carbon dioxide fire extinguishing agents, dry powder fire extinguishing agents, sand prevention agents and the like, and the fire extinguishing agents have problems, so that the fire extinguishing efficiency is poor, and the dry powder fire extinguishing particles are large, and therefore improvement is needed.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provide a high-molecular gel hyperconcentration fire extinguishing agent for improving the fire extinguishing efficiency and a preparation method thereof.
In order to achieve the purpose, the invention designs a high polymer gel hyperconcentration fire extinguishing agent which comprises the following raw materials in parts by weight: 10-20 parts of modified hemicellulose, 10-15 parts of starch, 1-8 parts of surfactant, 5-6 parts of fruit kernel powder, 1-2 parts of ammonium salt, 0.05-0.1 part of xanthan gum, 1-1.5 parts of sodium alginate, 1-1.2 parts of ammonium polyphosphate, 0.5-1 part of penetrating agent, 4-6 parts of flame retardant, 3-10 parts of calcium hydroxide ultrafine powder, 4-8 parts of mica powder, 30-40 parts of urea, 10-12 parts of sodium bicarbonate powder and 2-5 parts of water film-forming foam concentrated solution.
Furthermore, the fire extinguishing agent also comprises 1-3 parts of water-soluble anti-settling agent.
Further, the fire extinguishing agent also comprises 2-2.5 parts of antifreeze.
Further, the feed comprises the following raw materials in parts by weight: 12 parts of modified hemicellulose, 13 parts of starch, 5 parts of surfactant, 5 parts of fruit kernel powder, 1.5 parts of ammonium salt, 0.08 part of xanthan gum, 1.2 parts of sodium alginate, 1.1 part of ammonium polyphosphate, 0.6 part of penetrating agent, 5 parts of flame retardant, 6 parts of calcium hydroxide ultrafine powder, 5 parts of mica powder, 35 parts of urea, 11 parts of sodium bicarbonate powder and 3 parts of aqueous film-forming foam concentrated solution.
Furthermore, the fire extinguishing agent also comprises 1-3 parts of preservative.
The invention also discloses a preparation method of the polymer gel super-concentrated fire extinguishing agent, which comprises the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant and flame retardant, stirring for the fourth time, and packaging.
Further, the antibacterial agent is also included.
Further, the first stirring temperature was set to 45 ℃ in step S200.
Further, stirring for the first time in step S200 requires stirring for 1 to 15 minutes; the second stirring takes 20 to 25 minutes; stirring for 3-5 minutes for the third time; the fourth stirring takes 15-20 minutes.
Further, it is necessary to keep the temperature and stand for 15 to 20 minutes after the first stirring in step S200.
The polymer gel super-concentrated fire extinguishing agent and the preparation method thereof have the advantages of higher fire extinguishing efficiency and better effect.
Detailed Description
The invention will be further described with reference to the following examples.
Example 1:
the embodiment provides a super concentrated fire extinguishing agent of polymer gel, includes the raw materials according to the ratio of following parts: 10-20 parts of modified hemicellulose, 10-15 parts of starch, 1-8 parts of surfactant, 5-6 parts of fruit kernel powder, 1-2 parts of ammonium salt, 0.05-0.1 part of xanthan gum, 1-1.5 parts of sodium alginate, 1-1.2 parts of ammonium polyphosphate, 0.5-1 part of penetrating agent, 4-6 parts of flame retardant, 3-10 parts of calcium hydroxide ultrafine powder, 4-8 parts of mica powder, 30-40 parts of urea, 10-12 parts of sodium bicarbonate powder and 2-5 parts of water film-forming foam concentrated solution.
Furthermore, the fire extinguishing agent also comprises 1-3 parts of water-soluble anti-settling agent.
Further, the fire extinguishing agent also comprises 2-2.5 parts of antifreeze.
Further, the feed comprises the following raw materials in parts by weight: 12 parts of modified hemicellulose, 13 parts of starch, 5 parts of surfactant, 5 parts of fruit kernel powder, 1.5 parts of ammonium salt, 0.08 part of xanthan gum, 1.2 parts of sodium alginate, 1.1 part of ammonium polyphosphate, 0.6 part of penetrating agent, 5 parts of flame retardant, 6 parts of calcium hydroxide ultrafine powder, 5 parts of mica powder, 35 parts of urea, 11 parts of sodium bicarbonate powder and 3 parts of aqueous film-forming foam concentrated solution.
Furthermore, the fire extinguishing agent also comprises 1-3 parts of preservative.
The embodiment also discloses a preparation method of the polymer gel super-concentrated fire extinguishing agent, which specifically comprises the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant and flame retardant, stirring for the fourth time, and packaging.
Further, the antibacterial agent is also included.
Further, the first stirring temperature was set to 45 ℃ in step S200.
Further, stirring for the first time in step S200 requires stirring for 1 to 15 minutes; the second stirring takes 20 to 25 minutes; stirring for 3-5 minutes for the third time; the fourth stirring takes 15-20 minutes.
Further, it is necessary to keep the temperature and stand for 15 to 20 minutes after the first stirring in step S200.
Example 2:
the embodiment provides a super concentrated fire extinguishing agent of polymer gel, includes the raw materials according to the ratio of following parts: 10 parts of modified hemicellulose, 10 parts of starch, 1 part of surfactant, 5 parts of fruit kernel powder, 1 part of ammonium salt, 0.05 part of xanthan gum, 1 part of sodium alginate, 1 part of ammonium polyphosphate, 0.5 part of penetrating agent, 4 parts of flame retardant, 3 parts of calcium hydroxide ultrafine powder, 4 parts of mica powder, 30 parts of urea, 10 parts of sodium bicarbonate powder and 2 parts of water film-forming foam concentrated solution.
Further, the fire extinguishing agent also comprises 2 parts of preservative.
The embodiment also discloses a preparation method of the polymer gel super-concentrated fire extinguishing agent, which specifically comprises the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant, antiseptic and fire retardant, stirring for the fourth time, and packaging.
Further, the first stirring temperature was set to 45 ℃ in step S200.
Further, the first stirring in step S200 requires 13 minutes; the second stirring took 22 minutes; stirring for 4 minutes for the third time; the fourth stirring took 16 minutes.
Further, it is necessary to keep the temperature and stand for 16 minutes after the first stirring in step S200.
Example 3:
the embodiment provides a super concentrated fire extinguishing agent of polymer gel, includes the raw materials according to the ratio of following parts: 11 parts of modified hemicellulose, 11 parts of starch, 2 parts of surfactant, 5.1 parts of fruit kernel powder, 1.2 parts of ammonium salt, 0.06 part of xanthan gum, 1.2 parts of sodium alginate, 1.1 parts of ammonium polyphosphate, 0.6 part of penetrating agent, 5 parts of flame retardant, 4 parts of calcium hydroxide ultrafine powder, 5 parts of mica powder, 31 parts of urea, 11 parts of sodium bicarbonate powder and 3 parts of water film-forming foam concentrated solution.
Further, the fire extinguishing agent also comprises 2 parts of water-soluble anti-settling agent.
Further, the fire extinguishing agent also comprises 2 parts of antifreezing agent.
Further, the fire extinguishing agent also comprises 1 part of preservative.
The embodiment also discloses a preparation method of the polymer gel super-concentrated fire extinguishing agent, which specifically comprises the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant, water-soluble anti-settling agent, antifreezing agent, antiseptic and fire retardant, stirring for the fourth time, and packaging.
Further, the antibacterial agent is also included.
Further, the first stirring temperature was set to 45 ℃ in step S200.
Further, the first stirring in step S200 requires 13 minutes; the second stirring took 22 minutes; stirring for 4 minutes for the third time; the fourth stirring took 16 minutes.
Further, it is necessary to keep the temperature and stand for 16 minutes after the first stirring in step S200.
Example 4:
the embodiment provides a super concentrated fire extinguishing agent of polymer gel, includes the raw materials according to the ratio of following parts: 12 parts of modified hemicellulose, 13 parts of starch, 3 parts of surfactant, 5.5 parts of fruit kernel powder, 1.8 parts of ammonium salt, 0.07 part of xanthan gum, 1.2 parts of sodium alginate, 1.2 parts of ammonium polyphosphate, 0.6 part of penetrating agent, 5.5 parts of flame retardant, 8 parts of calcium hydroxide ultrafine powder, 7 parts of mica powder, 35 parts of urea, 11 parts of sodium bicarbonate powder and 3 parts of water film-forming foam concentrated solution.
Furthermore, the fire extinguishing agent also comprises 1-3 parts of water-soluble anti-settling agent.
Further, the fire extinguishing agent also comprises 2-2.5 parts of antifreeze. 2 parts of water-soluble anti-settling agent and 2.2 parts of antifreezing agent.
Further, the fire extinguishing agent also comprises 2 parts of preservative.
The embodiment also discloses a preparation method of the polymer gel super-concentrated fire extinguishing agent, which specifically comprises the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant, water-soluble anti-settling agent, antifreezing agent, antiseptic and fire retardant, stirring for the fourth time, and packaging.
Further, the first stirring temperature was set to 45 ℃ in step S200.
Further, the first stirring in step S200 requires 14 minutes of stirring; the second stirring took 24 minutes; stirring for 4 minutes for the third time; the fourth stirring took 19 minutes.
Further, it is necessary to keep the temperature and stand for 19 minutes after the first stirring in step S200.
Example 5:
the embodiment provides a super concentrated fire extinguishing agent of polymer gel, includes the raw materials according to the ratio of following parts: 20 parts of modified hemicellulose, 15 parts of starch, 8 parts of surfactant, 6 parts of fruit kernel powder, 2 parts of ammonium salt, 0.1 part of xanthan gum, 1.5 parts of sodium alginate, 1.2 parts of ammonium polyphosphate, 1 part of penetrating agent, 6 parts of flame retardant, 10 parts of calcium hydroxide ultrafine powder, 8 parts of mica powder, 40 parts of urea, 12 parts of sodium bicarbonate powder and 5 parts of water film-forming foam concentrated solution.
Furthermore, the fire extinguishing agent also comprises 1-3 parts of preservative. In this example 2 parts.
The embodiment also discloses a preparation method of the polymer gel super-concentrated fire extinguishing agent, which specifically comprises the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant, antiseptic and fire retardant, stirring for the fourth time, and packaging.
Further, the first stirring temperature was set to 45 ℃ in step S200.
Further, the first stirring in step S200 requires 15 minutes; stirring for the second time requires-25 minutes; stirring for 5 minutes for the third time; the fourth stirring took 20 minutes.
Further, it is necessary to keep the temperature and stand for 20 minutes after the first stirring in step S200.
Experimental data:
by taking the embodiment 1 as an experimental proportion and taking the existing fire extinguishing agent as a comparative example, the comparison shows that the fire extinguishing time of the embodiment 1 only needs 1-2 minutes for the same fire range, while the existing comparative example needs 3-5 minutes, so that the fire extinguishing efficiency is faster and the effect is better compared with the embodiment.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A high-molecular gel super-concentrated fire extinguishing agent is characterized by comprising the following raw materials in parts by weight: 10-20 parts of modified hemicellulose, 10-15 parts of starch, 1-8 parts of surfactant, 5-6 parts of fruit kernel powder, 1-2 parts of ammonium salt, 0.05-0.1 part of xanthan gum, 1-1.5 parts of sodium alginate, 1-1.2 parts of ammonium polyphosphate, 0.5-1 part of penetrating agent, 4-6 parts of flame retardant, 3-10 parts of calcium hydroxide ultrafine powder, 4-8 parts of mica powder, 30-40 parts of urea, 10-12 parts of sodium bicarbonate powder and 2-5 parts of water film-forming foam concentrated solution.
2. The super-concentrated polymer gel fire extinguishing agent as claimed in claim 1, wherein the fire extinguishing agent further comprises 1-3 parts of a water-soluble anti-settling agent.
3. The super concentrated fire extinguishing agent of claim 1, wherein the fire extinguishing agent further comprises 2-2.5 parts of antifreeze.
4. The polymer gel hyperconcentration fire extinguishing agent according to claim 1, which is characterized by comprising the following raw materials in parts by weight: 12 parts of modified hemicellulose, 13 parts of starch, 5 parts of surfactant, 5 parts of fruit kernel powder, 1.5 parts of ammonium salt, 0.08 part of xanthan gum, 1.2 parts of sodium alginate, 1.1 part of ammonium polyphosphate, 0.6 part of penetrating agent, 5 parts of flame retardant, 6 parts of calcium hydroxide ultrafine powder, 5 parts of mica powder, 35 parts of urea, 11 parts of sodium bicarbonate powder and 3 parts of aqueous film-forming foam concentrated solution.
5. The super concentrated fire extinguishing agent of claim 1, further comprising 1-3 parts of a preservative.
6. A preparation method of a polymer gel super-concentrated fire extinguishing agent is characterized by comprising the following steps:
s100) grinding the modified hemicellulose into fine powder, respectively grinding and sieving nutlet mill, calcium hydroxide, mica and sodium bicarbonate to prepare fine powder of each product, and respectively using the fine powder;
s200) heating the aqueous film-forming foam concentrated solution to 40-50 ℃, adding urea, ammonium salt, xanthan gum, sodium alginate, ammonium polyphosphate and a penetrating agent, and stirring for the first time; cooling the solution to 20-25 ℃; adding modified hemicellulose, starch, fruit kernel powder, mica powder and sodium bicarbonate powder, and stirring for the second time; adding calcium hydroxide superfine powder and stirring for the third time; adding surfactant and flame retardant, stirring for the fourth time, and packaging.
7. The method of claim 6, further comprising a bacteriostatic agent.
8. The method of claim 6, wherein the first stirring temperature is set to 45 ℃ in step S200.
9. The method for preparing a polymer gel hyperconcentration fire extinguishing agent according to claim 6, wherein the first stirring in step S200 requires stirring for 1-15 minutes; the second stirring takes 20 to 25 minutes; stirring for 3-5 minutes for the third time; the fourth stirring takes 15-20 minutes.
10. The method of claim 6, wherein the stirring step S200 is followed by holding the temperature and standing for 15-20 minutes.
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Cited By (2)
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| CN112090016A (en) * | 2020-09-24 | 2020-12-18 | 西安天河矿业科技有限责任公司 | High-water-content capsule fire prevention and extinguishing agent and application thereof |
| CN113069706A (en) * | 2020-03-12 | 2021-07-06 | 祁海强 | Instant-prepared sodium alginate hydrogel fire extinguishing agent |
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| CN113069706A (en) * | 2020-03-12 | 2021-07-06 | 祁海强 | Instant-prepared sodium alginate hydrogel fire extinguishing agent |
| CN113069706B (en) * | 2020-03-12 | 2022-07-12 | 广东荣翘泰新材料科技有限公司 | Instant-prepared sodium alginate hydrogel fire extinguishing agent |
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