阅读说明：本技术 一种双组份超细膨胀型防火涂料 (Double-component superfine intumescent fire retardant coating ) 是由 李伟东 于 2020-03-18 设计创作，主要内容包括：本发明涉及涂料技术领域,尤其是一种双组份超细膨胀型防火涂料,包括以下原料：液体A和粉体B,其中液体A包括水180份、昕特码乳液150份、矿物油消泡剂2.5份、有机硅分散剂3份、润湿剂1.5份、流平剂3份、杀菌剂1份、防霉剂1份、成膜剂1.5份、增稠剂1.5份,其中粉体B包括聚磷酸铵220份、三聚氰胺105份、季戊四醇105份、百利钛白粉100份、硅灰石粉75份、滑石粉25份、煅烧高岭土25份,本发明还提供了一种双组份超细膨胀型防火涂料的制备方法。本发明具有使防火涂料可以长期存放的特点。(The invention relates to the technical field of coatings, in particular to a double-component superfine intumescent fire retardant coating, which comprises the following raw materials: the fireproof coating comprises a liquid A and a powder B, wherein the liquid A comprises 180 parts of water, 150 parts of Xinte code emulsion, 2.5 parts of mineral oil defoamer, 3 parts of organic silicon dispersant, 1.5 parts of wetting agent, 3 parts of flatting agent, 1 part of bactericide, 1 part of mildew preventive, 1.5 parts of film forming agent and 1.5 parts of thickening agent, and the powder B comprises 220 parts of ammonium polyphosphate, 105 parts of melamine, 105 parts of pentaerythritol, 100 parts of Baili titanium dioxide, 75 parts of wollastonite powder, 25 parts of talcum powder and 25 parts of calcined kaolin. The invention has the characteristic that the fireproof coating can be stored for a long time.)

1. The double-component superfine intumescent fire retardant coating is characterized by comprising the following raw materials: the coating comprises a liquid A and a powder B, wherein the liquid A comprises 180 parts of water, 150 parts of Xinte code emulsion, 2.5 parts of mineral oil defoamer, 3 parts of organic silicon dispersant, 1.5 parts of wetting agent, 3 parts of flatting agent, 1 part of bactericide, 1 part of mildew preventive, 1.5 parts of film forming agent and 1.5 parts of thickening agent, and the powder B comprises 220 parts of ammonium polyphosphate, 105 parts of melamine, 105 parts of pentaerythritol, 100 parts of Baili titanium dioxide, 75 parts of wollastonite powder, 25 parts of talcum powder and 25 parts of calcined kaolin.

2. The method for preparing the two-component superfine intumescent fire retardant coating according to claim 1, comprising the following steps:

s1, weighing the raw materials in the liquid A, adding water into the Xinte code emulsion, then adding a mineral oil defoamer, an organic silicon dispersant, a wetting agent, a flatting agent and a film forming agent, stirring for 5-10min, and then placing the solution into an environment at 5-10 ℃ for 30-40 min;

s2, adding the mixed solution in the S1 into a thickening agent, stirring and mixing for 3-5min, and finally adding a bactericide and a mildew preventive to prepare a liquid A;

s3, weighing the raw materials in the powder B, crushing the raw materials by a coarse crusher, screening the crushed raw materials by a 600-mesh screening sieve, and continuously crushing the raw materials which are not completely crushed;

s4, finely crushing the completely crushed raw materials by a fine crusher, secondarily screening the crushed raw materials by a 1200-mesh sieve, not secondarily crushing the raw materials by the 1200-mesh sieve, and mixing and stirring the raw materials passing through the 1200-mesh sieve to prepare powder B;

and S5, adding the powder B into the liquid A, stirring and mixing to prepare the coating.

Technical Field

The invention relates to the technical field of coatings, in particular to a double-component superfine intumescent fire retardant coating.

Background

With the rapid development of economic construction in China, steel structure buildings are increasing day by day, and steel structures which are not subjected to fire prevention treatment lose strength and deform and collapse in 15 minutes. The ultrathin steel structure fireproof coating has the advantages of excellent fireproof performance, heat insulation, acid and alkali resistance, thin coating, less consumption, low cost, reduction of steel structure load and good decorative effect. The fireproof coating is suitable for heavy steel structures of industrial plants, stations, airports, gymnasiums, television towers, metallurgy, power equipment, high-rise buildings and the like, but the fatal defect of the water-based coating is gradually released out of the water surface along with the rising of the water-based coating, so that the steel-structure fireproof coating on the existing market faces a difficult problem, namely the ammonium polyphosphate can be stored after production due to the hydrophilicity of the ammonium polyphosphate, and the problem that the fireproof coating cannot be stored for a long time due to the loss and the failure of phosphate ester in the ammonium polyphosphate caused by hydrolysis in the transportation process can be caused.

Disclosure of Invention

The invention aims to solve the defect that the fireproof coating in the prior art cannot be stored for a long time, and provides a two-component superfine intumescent fireproof coating.

In order to achieve the purpose, the invention adopts the following technical method:

designing a double-component superfine intumescent fire retardant coating, which comprises the following raw materials: the coating comprises a liquid A and a powder B, wherein the liquid A comprises 180 parts of water, 150 parts of Xinte code emulsion, 2.5 parts of mineral oil defoamer, 3 parts of organic silicon dispersant, 1.5 parts of wetting agent, 3 parts of flatting agent, 1 part of bactericide, 1 part of mildew preventive, 1.5 parts of film forming agent and 1.5 parts of thickening agent, and the powder B comprises 220 parts of ammonium polyphosphate, 105 parts of melamine, 105 parts of pentaerythritol, 100 parts of Baili titanium dioxide, 75 parts of wollastonite powder, 25 parts of talcum powder and 25 parts of calcined kaolin.

The invention also provides a preparation method of the double-component superfine intumescent fire retardant coating, which comprises the following steps:

s1, weighing the raw materials in the liquid A, adding water into the Xinte code emulsion, then adding the mineral oil defoamer, the organic silicon dispersant, the wetting agent, the flatting agent and the film forming agent, stirring for 5-10min, and then placing the solution into an environment at 5-10 ℃ for 30-40 min;

s2, adding the mixed solution in the S1 into a thickening agent, stirring and mixing for 3-5min, and finally adding a bactericide and a mildew preventive to prepare a liquid A;

s3, weighing the raw materials in the powder B, crushing the raw materials by a coarse crusher, screening the crushed raw materials by a 600-mesh screening sieve, and continuously crushing the raw materials which are not completely crushed;

s4, finely crushing the completely crushed raw materials by a fine crusher, secondarily screening the crushed raw materials by a 1200-mesh sieve, not secondarily crushing the raw materials by the 1200-mesh sieve, and mixing and stirring the raw materials passing through the 1200-mesh sieve to prepare powder B;

and S5, adding the powder B into the liquid A, stirring and mixing to prepare the coating.

The invention provides a double-component superfine intumescent fire retardant coating, which has the beneficial effects that: the super-code emulsion has better hydrophilicity, so that the phenomena of layering and emulsification can not occur after the super-code emulsion is contacted with water for a long time, and the environment-friendly bactericide, the preservative and the dispersant are added, so that the quality and the performance of liquid components can not be attenuated, and the problem that the steel structure fireproof coating can not be stored for a long time is solved.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the embodiments of the present invention, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

A double-component superfine intumescent fire retardant coating comprises the following steps: the method comprises the following raw materials: the paint comprises a liquid A and a powder B, wherein the liquid A comprises 180 parts of water, 150 parts of Xinte code emulsion, 2.5 parts of mineral oil defoamer, 3 parts of organic silicon dispersant, 1.5 parts of wetting agent, 3 parts of flatting agent, 1 part of bactericide, 1 part of mildew preventive, 1.5 parts of film forming agent and 1.5 parts of thickener, the powder B comprises 220 parts of ammonium polyphosphate, 105 parts of melamine, 105 parts of pentaerythritol, 100 parts of Baili titanium dioxide, 75 parts of wollastonite powder, 25 parts of talcum powder and 25 parts of calcined kaolin, the te code emulsion has good hydrophilicity, so that the liquid component can not be layered or emulsified after being contacted with water for a long time, and the environment-friendly bactericide and preservative are added, and the liquid component can not be attenuated due to the fact that various additives such as quality and performance are reduced, and therefore the problem that the steel structure fireproof paint can not be stored for a long time is solved.

The invention also provides a preparation method of the double-component superfine intumescent fire retardant coating, which comprises the following steps:

s1, weighing the raw materials in the liquid A, adding water into the Xinte code emulsion, then adding a mineral oil defoaming agent, an organic silicon dispersing agent, a wetting agent, a flatting agent and a film forming agent, stirring for 5min, then placing the solution into an environment at 5 ℃ for 30min, activating molecules of all components at a low temperature, and enabling the molecules of all the components to have good compatibility, so that all the material molecules have relatively stable structures, and the precipitation and peptization phenomena cannot occur after the materials are mixed;

s2, adding the mixed solution in the S1 into a thickening agent, stirring and mixing for 3min, and finally adding a bactericide and a mildew preventive to prepare a liquid A;

s3, weighing the raw materials in the powder B, crushing the raw materials by a coarse crusher, screening the crushed raw materials by a 600-mesh screening sieve, and continuously crushing the raw materials which are not completely crushed;

s4, finely crushing the completely crushed raw materials by a fine crusher, secondarily screening the crushed raw materials by a 1200-mesh sieve, not secondarily crushing the raw materials by the 1200-mesh sieve, and mixing and stirring the raw materials passing through the 1200-mesh sieve to prepare powder B;

and S5, adding the powder B into the liquid A, stirring and mixing to prepare the coating.

Example 2

A double-component superfine intumescent fire retardant coating comprises the following steps: the method comprises the following raw materials: the paint comprises a liquid A and a powder B, wherein the liquid A comprises 180 parts of water, 150 parts of Xinte code emulsion, 2.5 parts of mineral oil defoamer, 3 parts of organic silicon dispersant, 1.5 parts of wetting agent, 3 parts of flatting agent, 1 part of bactericide, 1 part of mildew preventive, 1.5 parts of film forming agent and 1.5 parts of thickener, the powder B comprises 220 parts of ammonium polyphosphate, 105 parts of melamine, 105 parts of pentaerythritol, 100 parts of Baili titanium dioxide, 75 parts of wollastonite powder, 25 parts of talcum powder and 25 parts of calcined kaolin, the te code emulsion has good hydrophilicity, so that the liquid component can not be layered or emulsified after being contacted with water for a long time, and the environment-friendly bactericide and preservative are added, and the liquid component can not be attenuated due to the fact that various additives such as quality and performance are reduced, and therefore the problem that the steel structure fireproof paint can not be stored for a long time is solved.

The invention also provides a preparation method of the double-component superfine intumescent fire retardant coating, which comprises the following steps:

s1, weighing the raw materials in the liquid A, adding water into the Xinte code emulsion, adding a mineral oil defoaming agent, an organic silicon dispersing agent, a wetting agent, a flatting agent and a film forming agent, stirring for 10min, putting the solution into an environment at 10 ℃, wherein the time is 40min, and activating the molecules of each component at a medium and low temperature to ensure that the molecules of each component have relatively stable structures so that the materials cannot be precipitated and peptized after being mixed;

s2, adding the mixed solution in the S1 into a thickening agent, stirring and mixing for 5min, and finally adding a bactericide and a mildew preventive to prepare a liquid A;

s3, weighing the raw materials in the powder B, crushing the raw materials by a coarse crusher, screening the crushed raw materials by a 600-mesh screening sieve, and continuously crushing the raw materials which are not completely crushed;

s4, finely crushing the completely crushed raw materials by a fine crusher, secondarily screening the crushed raw materials by a 1200-mesh sieve, not secondarily crushing the raw materials by the 1200-mesh sieve, and mixing and stirring the raw materials passing through the 1200-mesh sieve to prepare powder B;

and S5, adding the powder B into the liquid A, stirring and mixing to prepare the coating.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent substitutions or changes according to the technical method and the inventive concept of the present invention should be covered by the scope of the present invention.