KR101409371B1 - Additives for reducing asphyxiant harmful gases and reinforciing fire-extinguishing effect in the event of fire, and fire-extinguishing water, fire-extinguishing agent, anti-flaming paints, fireproof panits and fire-resistant paints comprising the same - Google Patents

Abstract

The present invention relates to an additive to be added to a fire-fighting water, an extinguishing agent, a flame retardant paint, a flame retardant paint, a refractory paint, etc. to reduce the suffocating toxic gas in a fire scene and reinforce the extinguishing effect. An additive according to one aspect of the present invention includes at least one of an acetyl acetone solution of Pt, Pd, and Au; Titanium butoxide; A mixture of butanol and methyl ethyl ketone; Hydrochloric acid; And water. In another embodiment of the present invention, the additive is PtCl ₆ ; An acetone solution of Pd; Titanium isopropoxide; A mixture of 2-butanol and methyl ethyl ketone; Methanol; nitric acid; And water. The present invention can reduce the suffocating harmful gas such as CO, SOx, NOx and the like, which are inevitably generated in the field of fire, and reinforce the extinguishing effect with the reaction product CO ₂ .

Description

FIELD OF THE INVENTION [0001] The present invention relates to an additive for reducing choking hazards and fire extinguishing effects in a fire, and a fire-fighting water containing the same, fire extinguishing agents, flame retardant paints, flame retardant paints, and refractory paints containing the same. FIRE, AND FIRE EXTINGUISHING WATER, FIRE-EXTINGUISHING AGENT, ANTI-FLAMING PAINTS, FIREPROOF PANITS AND FIRE-RESISTANT PAINTS COMPRISING THE SAME}

The present invention relates to an additive for reducing the suffocating toxic gas in a fire scene and enhancing the digestive effect by being added to water for fire fighting, fire extinguishing agent, flame retardant paint, fire retardant paint, refractory paint and the like.

The fire extinguishing materials used to suppress the fire in case of fire have been simply used to suppress or block the combustion reaction of combustible materials.

However, as a result of most fire damage investigations, it was found that most of the casualties were suffocated by suffocating toxic gas.

The main cause of this suffocation is incomplete combustion gas such as CO, SOx, NOx gas which is generated when combustible materials are burned in case of fire.

In this respect, the conventional extinguishing material has only a digestive function for blocking combustible substances and oxygen, and thus has no role in reducing the suffocating gas, which is the main cause of human injury.

The present invention for solving the above problems, reducing the suffocating harmful gas (CO, SOx, NOx, etc.) generated inevitably in the fire, and the reaction products CO ₂ An additive capable of reinforcing the extinguishing effect by gas, and a fire-fighting water containing the same, an extinguishing agent, a flame retardant paint, a flame retardant paint, and a refractory paint.

According to an aspect of the present invention, there is provided an additive for reducing the suffocating toxic gas and fire extinguishing effect during a fire according to an embodiment of the present invention includes at least one acetyl acetone solution of Pt, Pd, and Au; Titanium butoxide; A mixture of butanol and methyl ethyl ketone; Hydrochloric acid; And water.

In another aspect of the present invention, the additive for reducing the suffocating toxic gas and enhancing the fire extinguishing effect during the fire is PtCl ₆ ; An acetone solution of Pd; Titanium isopropoxide; A mixture of 2-butanol and methyl ethyl ketone; Methanol; nitric acid; And water.

In addition, the fire-fighting water for reducing the suffocating toxic gas and the fire extinguishing effect in the fire according to the present invention is prepared by adding the additive to the water for fire fighting.

In addition, the extinguishing agent for reducing the suffocating toxic gases and for enhancing the extinguishing effect in the fire according to the present invention is prepared by adding the above additives to the extinguishing agent.

Further, the flame retardant coating for reducing the suffocating toxic gas and the fire extinguishing effect in the fire according to the present invention is prepared by adding the above additives to the flame retardant paint.

Further, the flame retardant coating for reducing the suffocating toxic gas and the fire extinguishing effect in the fire according to the present invention is prepared by adding the additive to the flame-retardant paint.

In addition, the refractory coating for reducing the suffocating toxic gas and the fire extinguishing effect in the fire according to the present invention is prepared by adding the additive to the refractory paint.

The present invention reduces choking hazardous gases such as CO, SOx, and NOx that are inevitably generated at a fire site and reduces CO ₂ The gas can reinforce the digestion effect.

1 is a schematic view of a carbon monoxide oxidation reaction apparatus.
2 is an actual photograph of the device of Fig.
FIG. 3 is a graph comparing carbon monoxide conversion rates when the additive sample is added according to an embodiment of the present invention and when the additive sample is not added.

Hereinafter, the present invention will be described in detail with reference to the drawings.

If the concentration of harmful gas in the atmosphere can be reduced, which is a direct cause of the casualties in the event of a fire, it will be possible to minimize the casualties by allowing people in the fire scene to evacuate.

In order to reduce the concentration of such suffocative harmful gas and to maximize the digestion effect, the present inventor has developed an additive to be added to fire-fighting water, fire extinguishing agents, flame retardant paints, fire retardant paints, refractory paints and the like.

This additive may be, for example, CO - > CO ₂ And SOx → H ₂ SO ₄ to reduce the suffocating toxic gas concentration at the fire site drastically and reduce the reaction product CO ₂ And improves the digestion performance with the gas.

The additive according to the present invention may comprise at least one of an acetyl acetone solution of Pt, Pd and Au; Titanium butoxide; A mixture of butanol and methyl ethyl ketone; Hydrochloric acid; And water.

At least one acetylacetone solution of Pt, Pd, and Au is prepared by dissolving at least one of Pt, Pd, and Au in acetyl acetone. The concentration of the solution is preferably about 100 ppm. The concentration of Pt, Pd, Or more is preferably used in combination. There is no particular limitation on the mixing ratio thereof when the mixture is used. The butanol and methyl ethyl ketone mixture preferably has a volume ratio of butanol and methyl ethyl ketone of about 2: 1.

The additive is selected from the group consisting of 0.1 to 0.5 g of an acetyl acetone solution of at least one of Pt, Pd and Au, 0.2 to 0.4 moles of titanium butoxide, 10 to 50 g of a mixture of butanol and methyl ethyl ketone, and 3 to 5 moles of water , And it is preferable to add hydrochloric acid thereto to adjust the pH to 3 to 4.

Other additives according to the present invention include PtCl ₆ And An acetone solution of Pd; Titanium isopropoxide; A mixture of 2-butanol and methyl ethyl ketone; Methanol; nitric acid; And water.

Here, the acetone solution of Pd is obtained by dissolving Pd in acetone, and the concentration of Pd is preferably about 20 to 80 ppm. It is preferable that the volume ratio of 2-butanol and methyl ethyl ketone is about 2: 1 in the mixture of 2-butanol and methyl ethyl ketone.

This additive 0.1 to 0.3 g of PtCl ₆ .6H ₂ O, 0.1 to 0.9 g of an acetone solution of Pd, 0.2 to 0.5 moles of titanium isopropoxide, 10 to 50 g of a mixed solution of 2-butanol and methyl ethyl ketone, 0.5 to 1.5 mols of methanol, It is preferable that the ratio is 4 to 7 moles of water, and it is preferable to add nitric acid thereto to adjust the pH to 4 to 4.5.

<Examples>

Hereinafter, the present invention will be described in more detail by way of examples.

Example  One

Pt and Pd are mixed at a weight ratio of 1: 1 and dissolved in acetylacetone to a concentration of 100 ppm to prepare an acetyl acetone solution of Pt and Pd. In addition, butanol and methyl ethyl ketone are mixed at a volume ratio of 2: 1 to prepare a mixture of butanol and methyl ethyl ketone.

0.3 g of the prepared acetyl acetone solution of Pt and Pd, 0.3 mol of titanium butoxide, 30 g of the prepared butanol and methyl ethyl ketone mixture, and 4 mol of water were mixed and hydrochloric acid was added thereto to adjust the pH to 3.5, To complete the additive.

Example  2

Pd is dissolved in acetone to a concentration of 50 ppm to prepare an acetone solution of Pd. In addition, 2-butanol and methyl ethyl ketone are mixed at a volume ratio of 2: 1 to prepare a mixture of 2-butanol and methyl ethyl ketone.

0.2 g of PtCl ₆ .6H ₂ O, 0.5 g of the acetone solution of the prepared Pd, 0.4 mol of titanium isopropoxide, 30 g of the prepared 2-butanol and methyl ethyl ketone mixture, 1 mol of methanol and 6 mol of water were mixed , And nitric acid is added thereto to adjust the pH to 4.3 to complete the other additives of the present invention.

Test Example

For the powder remaining after the solvent was excessively fired in the additive obtained in Example 1, the carbon monoxide conversion rate was measured as follows using a carbon monoxide oxidation reaction apparatus.

Fig. 1 is a schematic view of a carbon monoxide oxidation reaction apparatus, and Fig. 2 is an actual photograph thereof.

The sample (powder) calcined at 400 DEG C for 2 hours under the condition of flowing air was charged into the reactor of Figs. 1 and 2, heated at a rate of 2 DEG C / min in a nitrogen atmosphere of 200 cm3 / min, For one hour to pretreat the sample.

After the gases were charged into the reactor under the conditions of 0.1% carbon monoxide, 4% oxygen, the remaining nitrogen (1,000 ppm carbon monoxide) and total flow 200 cm 3 / min, the temperature of the test tube was changed from 100 ° C. to 300 ° C. at a rate of 2 ° C./min The amount of carbon monoxide changed while ascending was detected and analyzed by an IR analyzer.

As a result, the change in carbon monoxide concentration according to the reaction temperature change (100 to 300 ° C) was as shown in Table 1 below.

Before the reaction (input amount) After the reaction Carbon monoxide concentration 1,000ppm 0 ppm (at 204.9 &lt; 0 &gt; C)

On the other hand, oxidation reaction for carbon monoxide under the same conditions without sample (serving as a catalyst) was carried out. As the oxidation reaction did not occur at a reaction temperature of 300 ° C. with respect to the carbon monoxide (1,000 ppm) .

3 is a graph comparing carbon monoxide conversion ratios with and without a sample.

From this, it was found that the sample was completely oxidized at the reaction temperature of 204.9 ° C., and 1,000 ppm of the carbon monoxide was completely oxidized and removed.

That is, this sample showed perfect performance (CO conversion rate 100%) for carbon monoxide removal caused by incomplete combustion above the reaction temperature.

The additive of the present invention having such excellent performance is added in an amount of 0.1 to 1.0% by weight based on water for fire fighting, fire extinguishing agent, flame retardant paint, fire retardant paint, refractory paint and the like. When used in fire extinguishing agents, they are preferably used in foam-type fire extinguishing agents.

The fire-fighting water, the fire-retardant paint, the fire-retardant paint and the refractory paint mixed with the additive of the present invention not only extinguishes the flame but also the nano particles contained in the additive absorb Thereby accelerating the oxidation reaction. That is, the suffocating accelerates the oxidation of toxic gases can be greatly reduced by the harmful gas concentration of the harmful gases in the fire is drastically reduced to reduce the loss of life, wherein CO ₂ produced by the oxidation of CO It also brings about an effect that the digestion ability is additionally improved due to the gas.

In regard to the harmful harmful gases, especially CO, it is stipulated that the fire standards may lose consciousness when exposed to a 1,500ppm CO 2 environment for 3 minutes, and may pose a life threat when exposed. Therefore, by reducing the CO concentration at the fire site by using the additive of the present invention, it is possible to extend the time for people to evacuate at the fire scene by more than two times.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention as defined in the appended claims. will be.

Claims (7)

A solution in which at least one of Pt, Pd, and Au is dissolved in acetylacetone; Titanium butoxide; A mixture of butanol and methyl ethyl ketone; Hydrochloric acid; And additives for reinforcing the extinguishing effect of reducing the suffocating toxic gases in the case of fire including water. PtCl _6; A solution in which Pd is dissolved in acetone; Titanium isopropoxide; A mixture of 2-butanol and methyl ethyl ketone; Methanol; nitric acid; And additives for reinforcing the extinguishing effect of reducing the suffocating toxic gases in the case of fire including water. A fire extinguisher for reducing the suffocating toxic gas and enhancing the fire extinguishing effect produced by adding the additive of claim 1 or 2 to fire fighting water. An extinguishing agent for reducing the suffocating toxic gas and enhancing the extinguishing effect when the additive of claim 1 or 2 is added to the extinguishing agent. A flame-retardant paint for enhancing the reduction of suffocating toxic gases and fire extinguishing effects produced by adding the additive of claim 1 or 2 to a flame retardant paint. A flame retardant paint for reinforcing the extinguishing effect of reducing the suffocating toxic gas during a fire produced by adding the additive of any one of claims 1 or 2 to a flame retardant paint. A fire-resisting paint for reinforcing the extinguishing effect of reducing the suffocating toxic gas during a fire produced by adding the additive of claim 1 or 2 to a fire-resisting paint.

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