KR102466752B1 - Composition for functional flame retardant paint including waste Styrofoam - Google Patents

Abstract

A composition for a flame retardant functional paint comprising waste Styrofoam according to the present invention comprises: 10 to 25 parts by weight of waste Styrofoam; 40 to 80 parts by weight of an organic solvent including at least one of benzene, xylene, and ethyl benzene; 5 to 15 parts by weight of a flame retardant including at least one of aluminum hydroxide, magnesium hydroxide, zinc stannate, antimony-based flame retardant, and phosphorus-based flame retardant; 5 to 20 parts by weight of a base resin including at least one of an acrylic resin, a silicone resin, a urethane resin, and a rubber resin; and 1 to 10 parts by weight of oil containing at least one of silicone oil, mineral oil, castor oil, linseed oil, orange oil, and paulownia oil. According to the composition for a flame retardant functional paint containing the waste Styrofoam of the present invention, waste Styrofoam, which was impossible to recycle, is used so as to be recycled as paint. Furthermore, the present invention has flame retardancy by combining a flame retardant with high economic efficiency, and at the same time shows excellent flowability, flexibility of a coating film, and excellent adhesion.

Description

Composition for functional flame retardant paint including waste Styrofoam

The present invention relates to a composition for a flame retardant functional paint containing waste Styrofoam, and relates to a composition for a paint that enhances the value of upcycling by reusing discarded Styrofoam and at the same time has flame retardancy.

BACKGROUND OF THE INVENTION [0002] Paints are used for the purpose of protecting substrates of various products or improving aesthetics. Among them, since the protection of the substrate is an important role of the paint, it is required that the paint can form a coating film having various physical properties according to various uses.

In general, paints commonly used in real life exhibit flammability and have a disadvantage in that they are very vulnerable to fire. Accordingly, there is a problem in that it is difficult to ensure the safety of users of the structure when the paint is burned when a fire occurs in a room where the paint is applied.

Therefore, in order to solve this problem, a flame retardant is mixed with a paint and applied. In general, a phosphorus-based flame retardant, a halogen-based flame retardant, and an inorganic flame retardant are mixed to form a flame retardant paint.

Korean Patent No. 10-1746739 (registered on June 7, 2017) discloses a flame retardant paint to which an inorganic flame retardant is added and a manufacturing method thereof, and Korean Patent No. 10-1193037 (registered on October 15, 2012) discloses a phosphorus-based flame retardant. Disclosed is a flame retardant paint to which is added.

Furthermore, in such flame retardant paints, fillers are generally included to increase the strength of the paint, and various materials can be applied to the use of these fillers. At this time, by applying various materials that are not regenerated or recycled to the paint, It can enable upcycling of materials that could not be recycled in the past.

Therefore, as described above, there is a need to develop a paint composition capable of implementing upcycling by applying a material that cannot be recycled or recycled, such as Styrofoam, to a flame retardant paint.

The main object of the present invention is to provide a paint composition that has excellent flame retardancy and is economically feasible, enabling the recycling of waste styrofoam.

Another object of the present invention is to increase the coating strength of the paint film of the present invention.

Another object of the present invention is to improve the leveling property of the paint film of the present invention and to increase the safety of the paint composition.

In order to achieve the above object, the composition for a flame retardant functional paint comprising waste styrofoam according to the present invention includes 10 to 25 parts by weight of waste styrofoam; 40 to 80 parts by weight of an organic solvent including at least one of benzene, xylene, and ethyl benzene; 5 to 15 parts by weight of a flame retardant including at least one of aluminum hydroxide, magnesium hydroxide, zinc stannate, antimony-based flame retardant, and phosphorus-based flame retardant; 5 to 20 parts by weight of a base resin including at least one of an acrylic resin, a silicone resin, a urethane resin, and a rubber resin; 1 to 10 parts by weight of an oil containing at least one of silicone oil, mineral oil, castor oil, linseed oil, orange oil, and paulownia oil; characterized in that it comprises a.

Furthermore, the coating composition is characterized in that it further comprises 1 to 10 parts by weight of a physical property improver including sodium magnesium silicate.

In addition, the physical property improver is prepared by mixing 20 to 40 parts by weight of sodium magnesium silicate, 30 to 50 parts by weight of ethylene glycol, and 10 to 20 parts by weight of tetrahydrofuran. step; 70 to 85 parts by weight of the first mixture, 5 to 10 parts by weight of Cetrimonium Chloride, 5 to 15 parts by weight of ozocerite, and 10 to 15 parts by weight of turpentine are mixed to prepare a second mixture. manufacturing; 85 to 90 parts by weight of the second mixture, 1 to 10 parts by weight of octyl phenol ethoxylate, and 1 to 10 parts by weight of a mixability improver including polyoxyethylene lauryl ether are mixed It is characterized in that it is produced through; to complete the physical property improver.

According to the composition for a flame retardant functional paint containing the waste styrofoam of the present invention,

1) Waste Styrofoam, which was impossible to recycle, was used so that it could be recycled as a paint, and furthermore, it had flame retardancy by combining highly economical flame retardant materials, and at the same time, it exhibited excellent flowability, flexibility of the coating film, and excellent adhesion,

2) Improving the strength of the coating film and improving the quality of the coating film, leadability, hiding rate, and washability through the addition of a physical property improver including sodium magnesium silicate,

3) Adding a mixability improver has an effect of improving mixability and leveling, as well as improving flexibility and adhesion of a coating film.

1 is a flow chart showing a method for preparing a physical property improver.
Figure 2 is a flow chart showing a method for preparing a mixability improver.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The accompanying drawings are not drawn to scale, and like reference numbers in each drawing indicate like elements.

First, the composition for a flame retardant functional paint comprising waste styrofoam of the present invention has flame retardancy, and is based on including waste styrofoam. Preferably, the composition for a flame retardant functional paint of the present invention comprises 10 to 25 parts by weight of waste styrofoam, 40 to 80 parts by weight of an organic solvent, 5 to 15 parts by weight of a flame retardant material, 5 to 20 parts by weight of a base resin, and 1 to 10 parts by weight of an oil. characterized by

Waste Styrofoam refers to Styrofoam that has already been used and discarded, and can also be called Styrofoam that is subject to recycling. Such waste Styrofoam may be contaminated Styrofoam or compressed Styrofoam. It can be added in the range of 10 to 25 parts by weight in the coating composition of the present invention, and can be used as a solvent in the flame retardant coating composition by being diluted with an organic solvent to be described later.

The above-mentioned waste styrofoam is mixed with an organic solvent contained in the range of 40 to 60 parts by weight and diluted. In this case, the organic solvent may be at least one of benzene, xylene, and ethyl benzene, more preferably xylene And ethyl benzene may be included to increase solubility in waste styrofoam.

In addition, in the flame retardant paint composition of the present invention, the flame retardant is characterized in that it includes at least one of aluminum hydroxide, magnesium hydroxide, zinc stannate, antimony-based flame retardant, and phosphorus-based flame retardant, wherein the flame retardant is 5 to 15 may occupy a part by weight. In addition, since the antimony-based flame retardant may be at least one of antimony trioxide and antimony pentoxide, a flame retardant including antimony may be added.

Also preferably, the phosphorus-based flame retardant is tris (2-chloroethyl) phosphate (Tris (2-chloroethyl) phosphate), bis (2,3-dibromopropyl) 2,3-dichloropropyl phosphate (Bis (2,3-dibromopropyl ) 2,3-dichloropropyl phosphate), tris (dichloropropyl) phosphate (Tris (dichloropropyl) phosphate), it may include at least one of, it may be to add flame retardancy by including phosphorus and halogen.

Therefore, it is possible to impart flame retardancy by including at least one of aluminum hydroxide, magnesium hydroxide, zinc stannate, antimony-based flame retardant, and phosphorus-based flame retardant, and furthermore, it exhibits a low price and at the same time has high stability within the temperature range seen in general fires. It has a characteristic.

In addition, the flame retardant paint composition of the present invention includes 5 to 20 parts by weight of a base resin, wherein the base resin serves to impart elasticity to the paint of the present invention and increase adhesion to the surface to which the paint is applied, In this case, the base resin preferably includes at least one of an acrylic resin, a silicone resin, a urethane resin, and a rubber-based resin.

Here, the acrylic resin is also referred to as an acrylic emulsion, and is a resin having excellent adhesion. The acrylic emulsion may basically include acrylic acid esters or methacrylic acid esters, further unsaturated carboxylic acids, acrylic monomers, and the like. These acrylic emulsions do not discolor even when exposed to the outdoors, have good chemical resistance, and have good electrical insulation and water resistance.

As the unsaturated carboxylic acid, at least one of acrylic acid, methacrylic acid, crotonic acid, itaconic acid, and maleic acid may be used.

In addition, as the acrylic monomer, at least one of acrylonitrile, acrylamide, N-hydroxyacrylamide, N-butoxymethylacrylamide, styrene, and vinyl acetate may be used.

Preferably, the rubber-based resin may include at least one of chlorinated rubber, isobutylene-isoprene rubber, and styrene-butadiene rubber.

Therefore, through the addition of such a base resin, there is a feature that improves the adhesion to the target surface to which the coating film is attached, provides flexibility of the coating film, and provides sufficient covering power at the same time.

Furthermore, the coating composition of the present invention contains 1 to 10 parts by weight of oil to prevent the flowability of the paint from deteriorating and to add flexibility to the paint film to improve impact resistance, spreadability, and lightening properties to provide gloss, and furthermore At this time, at least one of silicone oil, mineral oil, castor oil, linseed oil, orange oil, and paulownia oil may be selected and used as the oil.

Therefore, in the case of the composition for a flame retardant functional paint of the present invention, waste styrofoam can be used by dissolving it in an organic solvent so that the waste styrofoam, which was not recyclable, can be recycled as a paint, and furthermore, it has a highly economical flame retardant material. At the same time as having flame retardancy, there is an effect of exhibiting excellent flowability, flexibility of the coating film, and excellent adhesion.

Hereinafter, the evaluation results of Examples and Comparative Examples will be compared and described in order to explain the physical properties according to the composition of the coating composition of the present invention. The examples are composed of Examples 1 to 5, which are examples including the waste styrofoam, organic solvent, flame retardant, base resin, and oil of the present invention, and Comparative Examples 1 and 2 are paint compositions that do not contain a flame retardant.

As shown in Table 1 below, each component was added and mixed in the corresponding amount, and after solvent degreasing of 1.0 T SUS PLATE, a coating film was formed to be 1.2 to 1.5 T and 260 ℃ 30 minutes, 270 ℃ 30 minutes, 280 ℃ 30 minutes It was fired step by step.

Table 1 is a table showing component ratios of the coating compositions of Examples 1 to 5 and Comparative Examples. Here, the unit of each component is % by weight. Example comparative example One 2 3 4 5 One 2 waste styrofoam 15 15 15 15 15 15 - xylene 55 55 55 55 55 65 80 flame retardant aluminum hydroxide 10 - - - - - - magnesium hydroxide - 10 - - - - - Zinc Tartarate - - 10 - - - - antimony trioxide - - - 10 - - - tris
(2-chloroethyl)
phosphate - - - - 10 - - chlorinated rubber 15 15 15 15 15 15 15 castor oil 5 5 5 5 5 5 5

[Experimental Example 1] Evaluation of flame retardant properties

In order to compare the flame retardant effects of Examples and Comparative Examples, the properties of the paints prepared in Examples 1 to 5 and Comparative Examples 1 to 2 were measured by the following method, and the results are shown in Table 2.

- Appearance: The appearance was observed with the naked eye to evaluate whether boiling, bubbles, etc. occurred.

- Machinability: The specimen was bent at 180° to check for cracks, and the deformability of the material was evaluated.

- Flame retardancy: After burning for 60 seconds at 15 cm perpendicular to the lined specimen using a gas torch, the state of the coating film was observed to check whether it was ignited.

- Film thickness before fire burning (T): The film thickness before burning was measured.

- Film thickness after burning (T): The film thickness after burning was measured.

Table 2 is a table showing the flame retardant property test results. Example comparative example One 2 3 4 5 One 2 Exterior ○ ○ ○ ○ ○ △ × machinability ○ ○ ○ ○ ○ △ △ flame retardant ○ ○ ○ ○ ○ × × before digestion
film thickness 1.4 1.5 1.4 1.5 1.5 1.5 1.4 after digestion
film thickness 1.2 1.1 1.2 1.3 1.2 0.8 0.7

As shown in Table 2, it can be seen that the paints of Examples 1 to 5 of the present invention show relatively excellent results compared to the paints of Comparative Examples 1 and 2 in terms of appearance, workability, flame retardancy, and comparison of film thickness before and after fire extinguishing. Furthermore, it can be confirmed through comparison between Examples 1 to 5 that sufficient flame retardancy is exhibited even when any one of aluminum hydroxide, magnesium hydroxide, zinc stannate, antimony-based flame retardant, and phosphorus-based flame retardant is selected as the flame retardant.

Furthermore, the coating composition of the present invention may further include 1 to 10 parts by weight of a physical property improver including sodium magnesium silicate.

In this case, the paint composition of the present invention includes 10 to 25 parts by weight of the above-described waste styrofoam, 40 to 80 parts by weight of an organic solvent, 5 to 15 parts by weight of a flame retardant material, 5 to 20 parts by weight of a base resin, 1 to 10 parts by weight of oil, and It may contain 1 to 10 parts by weight of the physical property improver.

Here, the active ingredient of the physical property improver includes sodium magnesium silicate. Sodium magnesium silicate is a montmorillonite-based synthetic clay mineral that is used as a bulking agent and binder to increase adhesiveness and at the same time serves as a filler to improve physical properties. When included as, it has an effect of improving the strength of the coating film formed through the composition for painting of the present invention.

Furthermore, in addition to sodium magnesium silicate, the physical property improver may further include other compositions, which will be described with drawings.

1 is a flow chart showing a method for preparing a physical property improver.

Referring to FIG. 1, the physical property improver of the present invention may be prepared through the steps of preparing a first mixed solution (S31), preparing a second mixed solution (S32), and completing a physical property improver (S33). can

(S31) preparing a first mixed solution

First, a first mixed solution is prepared by mixing 20 to 40 parts by weight of sodium magnesium silicate, 30 to 50 parts by weight of ethylene glycol, and 10 to 20 parts by weight of tetrahydrofuran.

As described above, sodium magnesium silicate increases adhesion and at the same time serves as a filler to improve the strength of the coating film formed through the coating composition when included as a physical property improver.

Ethylene glycol is a compound widely used as an automobile antifreeze and is one of the simplest dihydric alcohols. The paint composition of the present invention is added as an anti-freezing agent to prevent freezing in cold weather,

Tetrahydrofuran is a clear, colorless liquid with an etheric odor, and is readily soluble in many organic solvents and water. It is added as a solvent for sodium magnesium silicate and ethylene glycol.

(S32) preparing a second mixed solution

Subsequently, 70 to 85 parts by weight of the first mixture, 5 to 10 parts by weight of Cetrimonium Chloride, 5 to 15 parts by weight of ozocerite, and 10 to 15 parts by weight of turpentine were mixed to obtain a second prepare a mixture

Cetrimonium chloride is a quaternary ammonium salt and is used as a disinfectant and preservative because its cation exhibits a wide range of bactericidal actions against bacteria and fungi. In the present invention, it is added to increase the mixing of various components included in the physical property improver and further enhance the leveling property of the paint composition.

Ozokerite is produced in the coal seam of Slanik in Moldavia, Romania, and is a kind of mineral wax produced in nature. micro-crystal. It has excellent water resistance and electrical insulation properties and serves to impart gloss.

However, since ozokerite does not dissolve well in common solvents, turpentine oil is added as a solvent so that the second mixed solution forms a stable liquid phase. Turpentine is a colorless liquid made by rectifying the sap of conifers and a special type of pine. It is used in pharmaceuticals, raw materials for paint manufacturing, solvents in emulsification, and shoe polish. In the present invention, it is added to increase the miscibility of ozokerite.

(S33) Step of completing the physical property improver

Finally, 85 to 90 parts by weight of the second mixed solution, 1 to 10 parts by weight of octylphenol ethoxylate, and 1 to 10 mixing improvers including polyoxyethylene lauryl ether By mixing parts by weight, the physical property improver is completed.

Octyl phenol ethoxylate added here is a kind of nonionic surfactant, and is added to increase the mixing of various components included in the physical property improver of the present invention.

Polyoxyethylene lauryl ether, which is added as an active ingredient of the mixability improver, has excellent surface activity and can increase mixability, and is used as an emulsifier, a dispersant, and a solubilizer. In the present invention, according to the addition as a mixability improver, it serves to improve the leveling property and increase the stability of the physical property improver.

Therefore, according to the addition of such a physical property improver, it is possible to increase the adhesion of the coating film, strengthen the durability, prevent freezing at low temperatures, and further enhance the insulating property of the coating film and impart gloss to the coating film. Of course.

Hereinafter, the evaluation results of Examples and Comparative Examples will be compared and described in order to test adhesion and film strength according to the addition of the physical property improver of the present invention, and whether or not to freeze at low temperatures. The examples are composed of Examples 1 and 2 to which the property improver of the present invention is added, and Comparative Examples 1 and 2 are paint compositions in which some or all of the components of the property improver are not added.

As shown in Table 3 below, each component was added and mixed in the corresponding amount, and after degreasing the 1.0 T SUS PLATE solvent, a coating film was formed to be 1.2 to 1.5 T and 260 ℃ 30 minutes, 270 ℃ 30 minutes, 280 ℃ 30 minutes It was fired step by step.

Table 3 is a table showing component ratios of the coating compositions of Examples 1 and 2 and Comparative Examples. Here, the unit of each component is % by weight. Example comparative example One 2 waste styrofoam 15 15 15 xylene 55 55 65 chlorinated rubber 15 10 15 castor oil 5 5 5 aluminum hydroxide 5 5 10 Properties
improver sodium magnesium
silicate 2.88 10 - Ethylene glycol 2.88 - - tetrahydrofuran 1.44 - - cetrimonium
chloride 0.45 - - ozokerite 0.45 - - turpentine 0.9 - - octylphenol
Ethoxylate 0.5 - - polyoxyethylene
lauryl ether 0.5 - -

[Experimental Example 2] Evaluation of coating film strength

An evaluation team of 25 people observed and evaluated the hardness and uniformity (quality of the composition for painting a structure) of Examples and Comparative Examples, and evaluated the hardness and uniformity of the composition for painting of the present invention in a dry state (the quality of the composition for painting a structure). The quality of the composition) was evaluated in five stages of very good (5), good (4), average (3), bad (2), and very bad (1), respectively, and the average score was determined.

At this time, the hardness was evaluated by the evaluation team for the state observed on the dry film surface after giving the dry film of the paint composition and the dry film of the commercially available paint finish material 10 times with a metal part. The dried coating film of the composition for paint of the structure of the present invention and the dry coating film of the finishing material for commercial paint were evaluated closer to very good (5) when the condition was good, and closer to very bad (1) when the condition was poor.

In addition, the uniformity (quality of the composition for painting the structure) indicated the evaluation of the evaluation team for the apparent uniformity (quality of the composition for painting the structure) when the evaluation team saw the dried composition for painting the structure of the present invention. The uniformity (quality) of the composition for paint of the structure of the present invention and the finishing material for commercially available paint was evaluated closer to very good (5), and closer to very bad (1) when it did not look uniform.

[Experimental Example 3] Physical properties, consistency, concealment test

Experiments were conducted on the general physical properties, lead test, and hiding rate of the coating compositions of Examples and Comparative Examples. The physical property test was conducted according to the general KS standard <KS M 6010 Type 2> water-based paint standard, and the lead test was conducted according to the test method of KS M 5000 through a lead tester. In the case of the coverage rate, it was tested according to KS M ISO 2814, and the coverage rate was carried out by observing the degree of peeling after natural drying for 24 hours according to test method 3351 of KS M 5000 for the above-mentioned coating film.

[Experimental Example 4] Paint Freezing Experiment

1L of the coating composition of Examples 1 and 2 and Comparative Example was left at -15° C. for 24 hours and then frozen or not frozen.

Table 4 is a table showing the experimental results. Example comparative example One 2 solidity 4.8 4.7 4.2 uniformity
(quality) 4.7 4.5 3.9 lead
(82~110K.U) 105 103 90 concealment rate
(over 92%) 95 96 92 washability
(more than 300 times) 500 510 370 Freeze or not × ○ ○

As can be seen from Table 4, the coating compositions of Examples 1 and 2 containing the physical property improver of the present invention are superior in hardness and uniformity, that is, in quality, compared to the coating compositions of Comparative Examples. Compared to the paint composition to which no is added, it can be confirmed that the consistency, hiding rate, and wash resistance are excellent. Furthermore, it can be confirmed that the anti-freezing effect appears according to the addition of ethylene glycol in Example 1 through the comparison of freezing between Examples 1 and 2.

Through this, it can be confirmed that the quality and hardness of the coating film, consistency, hiding rate, washability, and further anti-freeze properties are enhanced according to the addition of the physical property improver, which is It can be confirmed that it exhibits superior physical properties, and in addition, it can be confirmed that the concealment rate and wash resistance are further improved according to the increase in the weight of sodium magnesium silicate.

In addition, the mixability improver included in the above-described physical property improver may further include an additional composition in addition to polyoxyethylene lauryl ether, which will be described with drawings.

2 is a flow chart illustrating a method for preparing a mixability improver.

Referring to FIG. 2, the miscibility improver of the present invention is prepared through a step of preparing a first mixed solution (S41), a step of preparing a second mixed solution (S42), and a step of completing the miscibility improver (S43). characterized in that it is manufactured.

(S41) preparing a first mixed solution

First, a first mixture is prepared by mixing 20 to 40 parts by weight of polyoxyethylene lauryl ether, 30 to 50 parts by weight of purified water, and 10 to 30 parts by weight of butylene glycol.

Polyoxyethylene lauryl ether is said to be used as an emulsifier, a dispersant, and a solubilizer as it has excellent surface activity and can increase mixing. Such polyoxyethylene lauryl ether is dissolved in purified water as a solvent.

Butylene glycol is a component made from a substance derived from fatty acids extracted by fermenting sugarcane. As it is added to the mixability improver, the mixability of various components included in the mixability improver and paint composition is increased, and furthermore, by adjusting the viscosity, It is added to increase the flexibility of the formed coating film.

(S42) preparing a secondary mixed solution

Second, 75 to 90 parts by weight of the primary mixed solution, 5 to 15 parts by weight of Potassium Cocoyl Hydrolysed Collagen, and 5 to 10 parts by weight of triethylamine are mixed to make a secondary prepare a mixture

Potassium cocoyl hydrolyzed collagen is an aqueous solution of the potassium salt of the condensate of collagen hydrolyzate and palm oil fatty acid, and serves as a surfactant to increase the mixability of various components included in the secondary mixture and improve the adhesiveness. In addition, it can help to improve the flexibility of the formed coating film of the composition for roads.

Triethylamine controls the acidity of the prepared miscibility improver by performing a function of adjusting the pH, and serves as a surfactant to increase the miscibility of each component included in the miscibility improver. there is

(S43) Step of Completing the Mixability Improver

Finally, 85 to 90 parts by weight of the secondary mixed solution, 5 to 10 parts by weight of nitrocellulose, and 1 to 5 parts by weight of trimethylolpropane diallyl ether are mixed to complete the mixing improver. .

Nitrocellulose is a type of film-forming agent used in coatings, films, inks, and adhesives, and is a type of natural polysaccharide obtained from plant fibers. When added to the mixability improver, there is an effect of increasing the strength of the coating film formed through the prepared paint composition.

Trimethylolpropane diallyl ether (Trimethylolpropane Diallyl Ether) is a modifier for acrylate emulsions and aqueous solution polymers for thermosetting paints or resins, and plays an intermediate role in the manufacture of flame retardants, high-functional monomers, and plasticizers. Therefore, flame retardancy is increased according to the addition of trimethylolpropane diallyl ether, and plasticity is improved, so processability may also be increased.

Therefore, according to the addition of such a mixability improver, the mixability of the paint composition to which the mixability improver is added can be improved and the leveling property can be increased, and furthermore, the coating film can have sufficient strength and flexibility, and at the same time, the adhesive strength can also be improved. can be improved

As described so far, the composition and operation of the composition for a flame retardant functional paint containing waste styrofoam according to the present invention have been expressed in the above description and drawings, but this is only an example and the spirit of the present invention is not shown in the above description and drawings. It is not limited, and various changes and modifications are possible within a range that does not deviate from the technical spirit of the present invention.

S31: preparing a first mixed solution
S32: preparing a second mixed solution
S33: step of completing the physical property improver
S41: Step of preparing a first mixed solution
S42: preparing a second mixed solution
S43: Completing the Mixability Improver

Claims (7)

A composition for a flame retardant functional paint containing waste styrofoam,
10 to 25 parts by weight of waste styrofoam;
40 to 80 parts by weight of an organic solvent including at least one of benzene, xylene, and ethyl benzene;
5 to 15 parts by weight of a flame retardant including at least one of aluminum hydroxide, magnesium hydroxide, zinc stannate, antimony-based flame retardant, and phosphorus-based flame retardant;
5 to 20 parts by weight of a base resin including at least one of an acrylic resin, a silicone resin, a urethane resin, and a rubber resin;
1 to 10 parts by weight of an oil containing at least one of silicone oil, mineral oil, castor oil, linseed oil, orange oil, and paulownia oil;
1 to 10 parts by weight of a physical property improver; including,
The physical property improver,
Preparing a first mixed solution by mixing 20 to 40 parts by weight of sodium magnesium silicate, 30 to 50 parts by weight of ethylene glycol, and 10 to 20 parts by weight of tetrahydrofuran;
70 to 85 parts by weight of the first mixture, 5 to 10 parts by weight of Cetrimonium Chloride, 5 to 15 parts by weight of ozocerite, and 10 to 15 parts by weight of turpentine are mixed to prepare a second mixture. manufacturing;
85 to 90 parts by weight of the second mixture, 1 to 10 parts by weight of octyl phenol ethoxylate, and 1 to 10 parts by weight of a mixability improver including polyoxyethylene lauryl ether are mixed The step of completing the physical property improver; Characterized in that it is prepared through, a composition for painting. According to claim 1,
The antimony-based flame retardant,
A composition for painting, characterized in that it is at least one of antimony trioxide and antimony pentoxide. According to claim 1,
The takeover flame retardant,
Tris(2-chloroethyl)phosphate, Bis(2,3-dibromopropyl) 2,3-dichloropropylphosphate (Bis(2,3-dibromopropyl) 2,3-dichloropropyl phosphate), tris (dichloropropyl) phosphate (Tris (dichloropropyl) phosphate) characterized in that it comprises at least one of, a composition for painting. According to claim 1,
The rubber-based resin,
A composition for painting, comprising at least one of chlorinated rubber, isobutylene-isoprene rubber, and styrene-butadiene rubber. According to claim 1,
The mixability improver,
Preparing a first mixed solution by mixing 20 to 40 parts by weight of polyoxyethylene lauryl ether, 30 to 50 parts by weight of purified water, and 10 to 30 parts by weight of butylene glycol;
75 to 90 parts by weight of the first mixed solution, 5 to 15 parts by weight of Potassium Cocoyl Hydrolysed Collagen, and 5 to 10 parts by weight of triethylamine are mixed to prepare a second mixed solution. doing;
Mixing 85 to 90 parts by weight of the secondary mixed solution, 5 to 10 parts by weight of nitrocellulose, and 1 to 5 parts by weight of trimethylolpropane diallyl ether to complete a mixing improver; Characterized in that produced through, the composition for paint. delete delete

Images