KR20200090546A - Manufacturing method of color face brick - Google Patents

Abstract

The present invention relates to a method of manufacturing a color face brick. The method comprises: a step of introducing, into a molding mold, 200-500 parts by weight of aggregates, 0.01-2.0 parts by weight of a strength enhancer, 2.0-5.0 parts by weight of a color pigment, 1-2.5 parts by weight of a binder, and 15-35 parts by weight of water with respect to 100 parts by weight of cement to form a colored layer; a press molding step of pressing an upper portion of the colored layer using a press device to form a shape of a brick; a curing step of curing a molded brick to complete the manufacturing of the brick; and a surface processing step of cutting and removing or blasting an edge portion of a surface of the colored layer of the cured brick so that the surface of a first colored layer is exposed, and thus, two different colors are implemented on the surface. According to the present invention, the color face brick manufactured by the method can exhibit a natural aesthetic effect.

Description

Manufacturing method of color face bricks

The present invention relates to a method of manufacturing a color face brick, and more specifically, as a brick used as an interior and exterior material of a building, so as to exhibit various colors, textures, and functions on the surface of the brick to improve the decorativeness and aesthetics of the building. It relates to a method of manufacturing a brick that can be improved.

In general, bricks are commonly used as a retaining wall for civil engineering works when building or terrain construction of buildings, and are usually used as materials of naturally sized stone, bricks undergoing curing, and concrete. The material of the brick is manufactured by mixing cement with inorganic materials such as aggregate, sand, waste glass, blast furnace slag, fly ash, and curing them.

These bricks perform decorative and aesthetic functions when used as interior and exterior materials of buildings. They have various shapes and colors to improve aesthetics while maintaining sufficient strength due to the properties of building materials.

However, although it is intended to maximize the aesthetic effect simply by mixing and surface treatment of various materials, there is a problem that it cannot sufficiently cope with various needs of users seeking new and beautiful.

Korea Patent Publication 10-2011-0002912 (2011.01.11 published) Korean Patent Registration 10-0783038 (Announcement of November 30, 2007)

In order to solve the problems as described above, the present invention is to implement two or more colors on the surface of the brick to implement the decorative beauty as interior and exterior materials.

Also, through the processing of the surface of the brick, two or more types of textures are realized to create a natural aesthetic.

In addition, by including a phosphorescent pigment in the concave portion or convex portion in the manufacturing process of the brick has the purpose of realizing a subtle light effect in accordance with the change of lighting to exhibit a unique aesthetic.

In order to solve the above problems, the present invention relates to a method for manufacturing a color face brick, with respect to 100 parts by weight of cement in a molding mold, 200 to 500 parts by weight of aggregate, 0.01 to 2.0 parts by weight of strength enhancer, and 2.0 to 5.0 of color pigment. Forming a colored layer having a concave portion or a convex portion on one surface by adding parts by weight, 1 to 2.5 parts by weight of binder and 15 to 35 parts by weight of water; A press forming step of forming a brick shape by applying pressure using a press device on the top of the colored layer; Characterized in that it comprises a curing step of curing the molded brick to complete the brick and a surface processing step of cutting or removing the protrusion of the colored layer on one surface of the cured brick.

In addition, in the method of manufacturing a color face brick, the step of forming a colored layer includes a first colored layer forming step of forming a first colored layer using a first color pigment and a concave portion using a second color pigment on top of the first colored layer or It may be characterized by forming a second colored layer having a convex portion.

On the other hand, in the method of manufacturing a color face brick, the aggregate of the first colored layer may have a diameter of 0.2 to 10.0 mm, and the aggregate of the second colored layer may have a diameter of 0.2 to 3.0 mm.

In a preferred embodiment of the present invention, in the method for manufacturing the color face brick of the present invention, the binder may be characterized by being prepared by mixing 35% by weight of acrylic resin, 20% by weight of polyurethane resin and 45% by weight of benzoic acid. have.

As a preferred embodiment of the present invention, in the method for manufacturing a color face brick of the present invention, the second coloring layer may be characterized in that it further comprises 0.5 to 2.0 parts by weight of a phosphorescent pigment furnace.

The color face brick manufactured according to the present invention is the same color in the area of the two parts of the border and the center by cutting off the surface of the brick or by blasting, but it is processed to have different textures of the surface, so it is natural as a natural marble-like surface. It can exert an aesthetic effect.

The color face brick manufactured according to the present invention can realize a different decorative color and a different color of the center portion.

The color face brick manufactured according to the present invention may exhibit an aesthetic effect of emitting soft light according to a change in lighting, including a phosphorescent pigment in the center portion only.

1 is a manufacturing process diagram of the color face brick of the present invention.
2 is a form of (a) concave and (b) convex color face bricks according to an embodiment of the present invention.
3 is a schematic diagram of a manufacturing process of a concave color face brick according to an embodiment of the present invention.
4 is a form of (a) concave and (b) convex color face bricks according to an embodiment of the present invention.

Hereinafter, the present invention will be described in more detail.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention is not limited or limited by the embodiments, and contents determined or repeated by those skilled in the art may be omitted.

1 is a manufacturing process diagram of the colored face brick of the present invention.

As shown in Fig. 1, the method for manufacturing a color face brick of the present invention comprises a colored layer forming step, a press forming step, a curing step, and a surface processing step.

The coloring layer forming step (S100) is based on 100 parts by weight of cement in a separate mixer, 200 to 500 parts by weight of aggregate, 0.01 to 2.0 parts by weight of strength enhancer, 2.0 to 5.0 parts by weight of color pigment, 1.0 to 2.5 parts by weight of binder and water 15 to 35 parts by weight is mixed and introduced into a molding mold to form a colored layer having a concave portion or a convex portion at the center of one surface.

In the coloring layer forming step (S100), 200 to 500 parts by weight of aggregate is mixed with respect to 100 parts by weight of cement in a separate mixer. The content of aggregate is determined by the purpose of the brick used as the interior or exterior material, and in addition to the aggregate, the material used to manufacture known bricks such as sand, blast furnace slag, fly ash or waste resource recovery aggregate can be additionally mixed as needed. Can.

The strength strengthening agent is to improve the bonding force between the aggregate and the cement, it is mixed with 0.01 to 2.0 parts by weight based on 100 parts by weight of cement. As the strength enhancer, any one or more selected from silicate-based sodium silicate, potassium silicate, lithium silicate, and aqueous acrylic emulsion cellulose organic binder is used. The aqueous acrylic emulsion cellulose is a mixture of 75% by weight of an aqueous acrylic emulsion and 25% by weight of cellulose acetate acetate (Cellulose Acetate Butyrate).

More preferably, the strength enhancing effect is maximized when 1.5 parts by weight of the lithium silicate: water-based acrylic emulsion cellulose organic binder as a strength enhancer is used in a weight ratio of 1:1, and the manufactured brick exhibits excellent mechanical properties.

In addition, in the coloring layer forming step, color pigments are mixed in an amount of 2.0 to 5.0 parts by weight to express color on the surface of the brick. Pigments are generally classified into inorganic pigments and organic pigments. Inorganic pigments are generic names of inorganic substances used as pigment substances, such as light white, zinc, titanium oxide, litphone, barite, bangol, podium, yellow lead, zinc sulfur, ultramarine, Royal blue and carbon black, etc. are used as colorants such as paint, plastic, printing ink, enamel, etc., and excellent in weather resistance, light resistance, heat resistance, and chemical resistance are used.

In addition, in the step of forming the colored layer, 1.0 to 2.5 parts by weight of the provider is added and mixed to improve the bonding force between the inorganic pigment and other materials such as cement and aggregate. The binder has an inorganic binder and an organic binder. As a result of testing by applying various binders for the manufacture of the bricks of the present invention, 35% by weight of acrylic resin, 20% by weight of polyurethane resin, and 45% by weight of benzoic acid as a plasticizer are colored in a mixed binder. It was confirmed that the clarity of the layer was excellent and the weatherability was the best.

15 to 35 parts by weight of water is mixed with respect to 100 parts by weight of the cement. After the components are homogeneously mixed in a separate mixer, they are introduced into a molding mold and compressed to form a colored layer. Pressing is by press pressing and follows a general process according to the existing brick manufacturing process.

2(a) is a concave color face brick, and (b) is a convex color face brick. The shape of the concave or convex color face brick is determined by the design of the molding mold.

The press forming step (S200) is a step of forming a brick shape by applying vibration and pressure to the colored layer filled in the molding mold using a press device.

The brick curing step (S300) is a step of curing the molded brick to complete the brick. The forming step and curing step are performed according to a process generally used in the art, and the application temperature and time may be adjusted according to the specifications of bricks or required physical properties.

The surface processing step (S400) is a step of cutting or removing the protrusion of the colored layer of one surface of the cured brick or processing the surface by blasting. By removing the protrusions on one surface, the cross-section of the aggregate may be exposed on the surface, but the surface texture may be processed to form different layers. In addition, it can be blasted so that it is more beautifully exposed to a surface such as natural marble.

In addition, in the method of manufacturing a color face brick according to an embodiment of the present invention, a first color layer is formed by using a first color pigment in the coloring layer forming step (S100), and a second color pigment is applied on top of the first color layer. It can be used to form a second colored layer having a concave or convex portion in the center of one surface.

The first coloring layer forming step (S110) is based on 100 parts by weight of cement in the molding mold, 200 to 500 parts by weight of aggregate, 0.01 to 2.0 parts by weight of strength enhancer, 2.0 to 5.0 parts by weight of color pigment, 1 to 2.5 parts by weight of binder Part and 15 to 35 parts by weight of water are added to form a first colored layer.

In the second coloring layer forming step (S120), 200 to 500 parts by weight of aggregate, 2.0 to 5.0 parts by weight of second color pigment, 1 to 2.5 parts by weight of binder, and 15 parts of water with respect to 100 parts by weight of cement on top of the first coloring layer It is possible to form a second coloring layer having a concave or convex portion in the center of one surface by mixing and adding 35 to 35 parts by weight.

Press forming step (S200) of forming a brick shape by applying pressure using a press device on the upper portion of the second colored layer, bricks made of a second colored layer having different colors on top of the first colored layer by curing the molded brick The curing step (S300) of making and cutting the color of the border portion of the surface of the second coloring layer of the cured brick, or by removing the color by blasting, surface treatment to implement two colors on the surface so that the first coloring layer is exposed to the surface. The color face brick is manufactured through step S400.

As shown in FIG. 2(a), the first coloring layer 10 may be manufactured in a shape in which a central portion is concave and a rim is protruded, and a second coloring layer 20 may be formed on the first coloring layer 10. Alternatively, the first rectangular colored layer 10 of a general cuboid shape and the second rectangular colored layer 20 of a flat rectangular cuboid shape may be formed on the upper portion.

In the second coloring layer forming step (S120), the inorganic pigment used to input 2.0 to 5.0 parts by weight of the second color pigment in the same manner as the first coloring layer forming step (S110) is an inorganic material of the first coloring layer forming step (S110). The same type of pigment, but in order to implement two or more colors on the finished brick, a pigment capable of realizing a different color from the first colored layer 10 is used.

In the second coloring layer forming step (S120), 0.5 to 2.0 parts by weight of a strontium aluminate pigment mixed with aluminum oxide, calcium carbonate, strontium carbonate, boric acid, dydisprosium trioxide, and dyuropium trioxide as a photoluminescent pigment is further included. Can be formed.

Phosphorescent pigment can absorb and store a wide range of light, has excellent luminescence properties such as brightness and halo, and has excellent heat resistance, cold resistance and chemical resistance, so that it can maintain the photoluminescence function even in harsh environments such as high temperature and low temperature. It is good to use.

In the present invention, as the phosphorescent pigment powder, a pigment powder composed of 40% by weight of aluminum oxide, 6% by weight of calcium carbonate, 50% by weight of strontium carbonate, 3% by weight of boric acid, 0.5% by weight of dysprosium trioxide and 0.5% by weight of diuropium trioxide (* Particle size distribution 3 ~ 5 ㎛, average particle diameter 4 ㎛, pH 11 ~ 12, density 36 g / cm ³ ) was used by adding 1.5 parts by weight.

The photoluminescent pigment included in the second coloring layer 20 exhibits light emission characteristics according to changes in lighting, so that it emits soft light at night to further enhance the aesthetic effect.

As illustrated in FIG. 3B, the second coloring layer 20 may be formed at a constant thickness on the first coloring layer 10. On the other hand, the first coloring layer 10 may be formed in a flat shape, or the second coloring layer 20 on the hexahedron projecting thereon may be formed.

Meanwhile, the aggregate of the first colored layer 10 may have a diameter of 0.2 to 10.0 mm, and the aggregate of the second colored layer 20 may have a diameter of 0.2 to 3.0 mm to produce bricks. The diameters of the aggregates of the first coloring layer 10 and the second coloring layer 20 are different, so that natural textures such as natural marble are expressed due to the difference in diameter of the aggregates exposed in the surface processing step.

The press forming step (S200) is a step of molding by vibration pressing on the top of the first color layer and the second color layer filled in the molding mold.

The curing step (S300) is a step of drying and curing a brick having an impermeable layer and an inner layer formed of a permeable layer on one surface of a molded brick.

The forming step and curing step are performed according to a process generally used in the art, and the application temperature and time may be adjusted according to the specifications of bricks or required physical properties.

In the surface processing step (S400), the first colored layer is exposed to the surface by cutting or removing the color of the edge of the surface of the second colored layer 20 of the cured brick by cutting or removing it by blasting. It is a surface processing step to implement the above color on the surface.

Cutting (Cutting) processing by cutting the boundary surface of the first coloring layer 10 and the second coloring layer 20 from the brick cross-section of Figure 3 (b) using a device such as a saw and (c) of Figure 3 Likewise, the border portion of the first colored layer 10 and the central portion 20 can be implemented with a second colored layer so that two colors can be implemented, and the shape of the brick is shown in FIG. 4.

In the processing method, the color of the edge of the surface of the second colored layer of the cured brick is cut and removed to expose the first colored layer to the surface, or by removing the upper part of the surface, it is the same series color but forms a layer with a different texture on the surface. It is possible to make the surface textures of the first and second colored layers more naturally exposed to the surface such as natural marble.

The blast treatment is a processing method of forming irregular irregularities on the surface by projecting sand or metal ball particles onto the surface of the brick with strong air pressure. The blast treatment is a process in which any one of the inorganic particles of AL ₂ O ₃ , SiC, and SiO _{2 having a} diameter of 60 to 120 mesh is sprayed at 9 Kg/cm ² air pressure.

By performing a blast process on color face bricks manufactured in the shape of FIG. 2 or 4, different textures and colors are realized on the surface of the brick due to the difference in diameter between aggregate particles of the first coloring layer 10 and the second coloring layer 20. This is possible and has the effect of expressing a natural aesthetic sense.

10: first colored layer
20: second colored layer

Claims (6)

The surface of the molding mold is injected with 200 to 500 parts by weight of aggregate, 0.01 to 2.0 parts by weight of strength strengthening agent, 2.0 to 5.0 parts by weight of color pigment, 1.0 to 2.5 parts by weight of binder, and 15 to 35 parts by weight of water with respect to 100 parts by weight of cement Forming a colored layer having a concave portion or a convex portion;
A press forming step of forming a brick shape by applying pressure using a press device on the top of the colored layer;
Curing step to complete the brick made by curing the molded brick; And
A method of manufacturing a colored face brick comprising cutting or removing a protrusion of a colored layer of one surface of a cured brick or performing a blast treatment.
According to claim 1,
In the forming of the colored layer, forming a first colored layer using a first color pigment, and forming a second colored layer having a concave or convex shape using a second colored pigment on the first colored layer Method of manufacturing a colored face brick characterized by. According to claim 2,
A method of manufacturing a color face brick, wherein the aggregate of the first colored layer has a diameter of 0.2 to 10.0 mm, and the aggregate of the second colored layer has a diameter of 0.2 to 3.0 mm.
According to claim 1,
The binder is 35% by weight of acrylic resin, 20% by weight of polyurethane resin and 45% by weight of benzoic acid method for producing a color face brick.
According to claim 2,
The second coloring layer is a phosphorescent pigment,
Method for producing a color face brick further comprising 0.5 to 2.0 parts by weight of a mixed powder of aluminum oxide, calcium carbonate, strontium carbonate, boric acid, dydisprosium trioxide, and dieuropium trioxide.
A color face brick produced by the method of claim 1.

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