WO2019068941A1 - Système pour extinction d'incendies - Google Patents

Système pour extinction d'incendies Download PDF

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Publication number
WO2019068941A1
WO2019068941A1 PCT/ES2017/000124 ES2017000124W WO2019068941A1 WO 2019068941 A1 WO2019068941 A1 WO 2019068941A1 ES 2017000124 W ES2017000124 W ES 2017000124W WO 2019068941 A1 WO2019068941 A1 WO 2019068941A1
Authority
WO
WIPO (PCT)
Prior art keywords
compound
fire
water
extinguishing
polymer
Prior art date
Application number
PCT/ES2017/000124
Other languages
English (en)
Spanish (es)
Inventor
Juan José Soriano Azorin
Original Assignee
Soriano Azorin Juan Jose
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Soriano Azorin Juan Jose filed Critical Soriano Azorin Juan Jose
Priority to ES202090016A priority Critical patent/ES2783892B2/es
Priority to PCT/ES2017/000124 priority patent/WO2019068941A1/fr
Publication of WO2019068941A1 publication Critical patent/WO2019068941A1/fr

Links

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
    • A62D1/0028—Liquid extinguishing substances
    • A62D1/005—Dispersions; Emulsions
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/21—Urea; Derivatives thereof, e.g. biuret
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/08—Homopolymers or copolymers of acrylic acid esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00—Materials not provided for elsewhere

Definitions

  • the fire extinguishing system is essentially based on the preparation of a base compound formed by an aliphatic amide and two absorbent polymers that react chemically in a liquid medium such as water to obtain the resulting compound of the invention.
  • the fire consists of the unwanted generation of a combustion, that is to say a fire out of control, and for this it is necessary the presence of a combustible matter that is the material capable of burning and that can be in any of the solid, liquid phases and soda; an oxidizer, which is the oxidant necessary to allow the oxidation reaction to occur, and a source of energy that is generally a source of heat.
  • a combustible matter that is the material capable of burning and that can be in any of the solid, liquid phases and soda
  • an oxidizer which is the oxidant necessary to allow the oxidation reaction to occur
  • a source of energy that is generally a source of heat.
  • a first method consists of the elimination or the interruption of the combustible material or of the flow of the same, of direct form, removing the combustible material or interrupting the flow of the same (case of liquid or gaseous fuels) to the focus of the fire, or indirectly, by cooling the nearby fuel elements or the interposition of other incombustible elements;
  • a second method consists of the elimination of the oxidizer in the area of the fire, for which purpose the combustible material is covered to prevent its contact with the air, preventing ventilation of the burned area, using inert gases, or projecting water that, when it becomes steam, displaces oxygen from the air;
  • a third method consists in the cooling or elimination of the heat in the burned area, such as with the use of water that absorbs the heat of the fuel and that evaporates absorbs also a certain amount of heat; and, a
  • the nanoparticles of the two different reaction compounds are compressed separately or mixed in a highly controlled volume of only a few cubic centimeters.
  • the heat initiates the explosion of the explosive, which pulverizes the nanoparticles of dust in the environment.
  • the first phenomenon of flame control is due to the partial extinction due to dust.
  • the second phenomenon is due to the chemical reaction between the powders of selected compounds, whose mutual contact causes reactions that subtract heat from the flames.
  • one compound could be sodium bicarbonate, and the other, potassium bicarbonate.
  • the third effect is the extraction of oxygen from the flames. After the nebulization due to the explosion, the nanoparticles expand, reacting quickly with the oxygen present in the environment.
  • the patent application ES2223281 discloses a flame-retardant product for wood and its derivatives based on water-soluble inorganic salts and the optimization of its treatment by applying vacuum-pressure cycles in an autoclave.
  • the flame retardant developed is a water-soluble product of very easy preparation formed by a mixture of the following inorganic compounds: ammonium sulphate, boric acid and borax, in the proportions in dry weight that are detailed next: - Ammonium sulphate: 90-50%, Boric acid: 40-5% and Borax: 30-2%
  • the mechanism of action of the salts is different between them, producing a synergistic effect.
  • ammonium sulfate is a salt widely used in the manufacture of fertilizers, it is not flammable and decomposes at 515 ° C, it acts by releasing non-combustible gases (nitrogen) that, when mixed with combustible gases, decrease their proportion in the air, making the combustion process difficult.
  • Boric acid is a non-combustible substance used in the manufacture of heat-resistant glass (borosilicate) and in metallurgy as a soldering flux, it is also used as a flame retardant in textile products and in the control of fungi of citrus fruits; It acts by melting and covering the pores of the wood, forming a protective layer that prevents access to the air inside and the exit of combustible gases.
  • borax is a non-combustible salt used in the manufacture of glass and in the ceramic industry, as well as herbicide and soil sterilizer; it acts like boric acid melting and forming an insulating layer but also I possess 10 molecules of water crystallized by formula which delays the emission of combustible gases.
  • the addition of borax allows us to increase the pH of the protective solution, thus avoiding the accelerated oxidation of metals in contact with the treated wood.
  • borax and boric acid make the product have an insecticidal and fungicidal activity, in addition to the described fire retardant activity.
  • the advantage of the present invention with respect to the state of the art is that the extinguishing compound in proportions that can be dosed from 1 to 10 g / l of water, is deposited on combustible materials, whether burned or not, in such a way that They incorporate a layer, thick, fireproof and viscous, which adheres to surfaces, preventing the spread of fire.
  • This compound isolates the fuel from the oxidizer, creating an aqueous barrier between the fuel and the heat. It also experiences a drop in temperature, so it extinguishes by suffocation and cooling. The temperature drop is experienced by the action of the amide.
  • the substantial improvement introduced by the application of the base components of the present invention is the speed and yield of the formation of the extinguishing compound for firefighting from the direct attack with water projections, where it is being formed at the same instant of use.
  • Extinguishing mixture the extinguishing mixture is prepared in just a few seconds.
  • the present invention has been designed taking into consideration these desirable characteristics, and consequently, a first objective thereof consists in the provision of an efficient fire extinguishing system suitable for use in any type of fire, comprising a compound of base that reacts in a liquid medium, preferably water.
  • the present invention reveals the development of a system for fire extinguishing both for forestry and urban or industrial use, which also provides the additional advantage of serving as a fireproof protector for walls, tanks, vehicles and means of transport, as well as any type of machinery of industrial application, also adheres to many surfaces whether vertical or horizontal.
  • the fire extinguishing system is based essentially on the preparation of a base compound which, as said, reacts chemically in a liquid medium to obtain the resulting compound of the invention, which is characterized in that said compound of base is essentially formed by an aliphatic amide [CO (NH2) 2], and two absorbent polymers, mixed in the same unit.
  • the medium in which the reaction occurs is a liquid medium, preferably H2O.
  • the reaction that takes place is the hydrolysis of the compound at a pH lower than 6.2, so that catalysts that lower the pH can be used to accelerate said reaction.
  • the resulting mixture of the compound is intended to extinguish forest fire in direct and / or indirect attack.
  • indirect attack you can create a firewall by applying the extinguishing mixture resulting on the ground to protect or neutralize to extinguish the fire.
  • direct or indirect attack the compound is spread in such a way that the pressure does not break the particles during the application, being indicated for terrestrial and aerial means.
  • Another feature of the invention provides to add to the compound a dye that allows to identify the impregnated zone.
  • the fire extinguishing system and flame retardant system is based on an extinguishing compound that is formed by a reaction essentially originated by a base component comprising two types of polymers, a faster and lighter first polymer and a second polymer that is greater weight and takes longer and a third compound formed by an aliphatic amine which are hydrolyzed in a suitable medium at a certain pH.
  • the base component comprises a compound A constituted by an acrylic polymer which forms a salt of molecular formula [CH 2 -CH (COOH)] T , - (CH 2 - CH (COONa)] n JN-Heptane and Water in the following proportions by weight; [CH 2 -CH (COOH)], r - [CHrCH (COONa)] "greater than or equal to 85%
  • An aliphatic amide preferably
  • the medium is preferably water
  • the reaction that takes place is the hydrolysis of the base compound at a pH lower than 6.2, so that weak acids which act as catalysts for the hydrolysis reaction can be used to lower the pH.
  • the physicochemical characteristics of the compounds are the following:
  • the polymer an absorption greater than 450 g / g and the polymer (CeHeNaC ⁇ n presents an absorption of 63.7 g / g in the presence of a 0.9% solution of NaCl in water.
  • Odor threshold 17 ppm as ammonia.
  • Solubility Easily soluble in hot water and soluble in cold water, partially soluble in methanol, diethyl ether, Insoluble in N-octanol.
  • composition of the solvent agent As described herein, the preferred solvent for obtaining the extinguishing compound of the present invention is water.
  • a denser mixture or a sealant can be made by projecting the same amount of compound for a longer time on the same surface, or by increasing the percentage of the product.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Dispersion Chemistry (AREA)
  • Fire-Extinguishing Compositions (AREA)

Abstract

L'invention concerne un système d'extinction d'incendies basé sur un composé d'extinction qui est formé par une réaction essentiellement produite par un composant de base qui comprend deux types de polymères, un premier polymère plus rapide et de moindre poids et un second polymère qui est de poids supérieur et dure plus longtemps et un troisième composé constitué d'une amine aliphatique, lesquels s'hydrolysent dans un milieu aqueux à un pH déterminé, le composé de base comprenant un premier composé A constitué d'un polymère acrylique qui forme un sel de formule moléculaire [CH2-CH(COOH)]m-[CH2-CH(COONa)]n, de N-heptane et d'eau et le composé B constitué d'un second polymère superabsorbant de formule moléculaire (C3H3NaC2)n ainsi que d'eau et d'une amide aliphatique, de préférence, CO(NH2)2.
PCT/ES2017/000124 2017-10-06 2017-10-06 Système pour extinction d'incendies WO2019068941A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES202090016A ES2783892B2 (es) 2017-10-06 2017-10-06 Sistema para extincion de incendios
PCT/ES2017/000124 WO2019068941A1 (fr) 2017-10-06 2017-10-06 Système pour extinction d'incendies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/ES2017/000124 WO2019068941A1 (fr) 2017-10-06 2017-10-06 Système pour extinction d'incendies

Publications (1)

Publication Number Publication Date
WO2019068941A1 true WO2019068941A1 (fr) 2019-04-11

Family

ID=65994460

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2017/000124 WO2019068941A1 (fr) 2017-10-06 2017-10-06 Système pour extinction d'incendies

Country Status (2)

Country Link
ES (1) ES2783892B2 (fr)
WO (1) WO2019068941A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES554541A0 (es) * 1985-05-03 1987-10-01 Bluecher Hubert Procedimiento para producir agua de extincion de incendios.
WO2012003542A1 (fr) * 2010-07-07 2012-01-12 Skill Pro Services Pty Ltd Agent anti-incendie ou anti-explosion pour poussières combustibles
US20160023032A1 (en) * 2013-03-14 2016-01-28 Tyco Fire Products Lp Use of High Molecular Weight Acrylic Polymers in Fire Fighting Foams
US20160030789A1 (en) * 2014-06-06 2016-02-04 GeITech Solutions, Inc. Colorized fire extinguishing compositions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030038272A1 (en) * 2001-08-24 2003-02-27 Figiel Edmund W. Fire retardant foam and gel compositions
US20070001156A1 (en) * 2004-08-04 2007-01-04 Toreki William Iii Degradable or reversible fire-blocking gel
WO2009062902A2 (fr) * 2007-11-15 2009-05-22 Basf Se Mousse super-absorbante avec des signes graphiques sur la surface
EP2802386B1 (fr) * 2012-01-09 2018-05-02 S.P.C.M. Sa Procédé permettant de stopper et/ou de prévenir la propagation des feux de tourbe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES554541A0 (es) * 1985-05-03 1987-10-01 Bluecher Hubert Procedimiento para producir agua de extincion de incendios.
WO2012003542A1 (fr) * 2010-07-07 2012-01-12 Skill Pro Services Pty Ltd Agent anti-incendie ou anti-explosion pour poussières combustibles
US20160023032A1 (en) * 2013-03-14 2016-01-28 Tyco Fire Products Lp Use of High Molecular Weight Acrylic Polymers in Fire Fighting Foams
US20160030789A1 (en) * 2014-06-06 2016-02-04 GeITech Solutions, Inc. Colorized fire extinguishing compositions

Also Published As

Publication number Publication date
ES2783892R1 (es) 2020-10-05
ES2783892B2 (es) 2021-07-13
ES2783892A2 (es) 2020-09-18

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