KR101074965B1 - A method of tile and tile - Google Patents

Abstract

The present invention is applied by vacuum degassing and mixing the epoxy resin, the curing agent and the antifoaming agent to the mold for tile, and evenly spreading the silica sand and natural stone on the coated surface, and the epoxy resin and the curing agent are mixed on the silica sand on the laid surface After filling, the coated surface, the foamed surface, and the mixed filled surface are integrally formed by compression molding, so that the base having strong strength and compressive strength, and also the upper surface having good chemical resistance, high deformation resistance and good insulation The present invention relates to a stone tile having excellent durability, acid resistance, and water resistance by compression molding, and a method of manufacturing the same. Next, the silica sand and the natural stone are uniformly laid on the coated surface, and then thermally cured for 60 to 90 minutes in a dryer at 120 to 150 ° C. Then, a mixture of silica sand and an epoxy resin hardener mixture is mixed at a ratio of 5: 1 on the laid surface so that the wire mesh is buried while repeatedly filling, and the mold is maintained at 60 to 70 ° C., 30 cm 2 / kg to 50 Pressed at 2 cm 2 / ㎏ pressure, the press-molded molded product is a method for producing a stone tile, characterized in that for 60 minutes or more dried at 120 ~ 150 ℃, the present invention also thermoelectric various patterns on the surface of the molded product obtained above After attaching the limbs and dried for 60 minutes at 180 ℃, and the UV coating treatment on the transfer surface, the present invention can obtain a stone tile obtained by the method of producing a stone tile.

Epoxy resin layer, silica sand stone layer, wire mesh, silica sand resin layer, stone tile, thermal transfer paper, UV coating layer

Description

Stone tile and its manufacturing method {A method of tile and tile}

The present invention relates to a stone tile used as interior and exterior materials of a building and a method of manufacturing the same. More particularly, epoxy resin, a curing agent, and an antifoaming agent are vacuum-defoamed and mixed and applied to a metal mold mold. And uniformly spreading the epoxy resin and the curing agent into the silica sand on the installed surface, and then the coated surface, the formed surface and the mixed filled surface were integrally formed by compression molding, thereby providing a strong strength and The present invention relates to a stone tile having excellent durability, acid resistance and water resistance by compression molding with a base having a compressive strength and an upper surface having good chemical resistance, high deformation resistance and good insulation.

In addition, the present invention by the transfer treatment of various patterns on the upper surface of the stone tile, and also by UV coating on the surface of the transfer, it is possible to create a natural beauty in a wide range of shapes and colors on the surface of the stone tile In addition, the present invention relates to a stone tile and a method of manufacturing the same that can more beautifully and create the appearance of the stone tile.

In general, most of the stone composition used on the interior floor or wall surface of the building is a state in which a mixture of cement, artificial stone or natural stone is processed, and recently, various tiles, floors or decorative materials are attached and used. However, when the cement and stone is mixed directly to the floor or wall surface, the work is difficult and complicated, and the appearance is not beautiful and it is hard to avoid the use.

In addition, in the case of a variety of floor decorative material is beautiful in appearance and gives a considerable satisfaction in soft lighting, there is also a problem that is not economical because it can not be used permanently.

On the other hand, various tiles are used as interior and exterior materials of buildings. Among them, resin tiles, stones, and ceramic tiles are used. However, resin tiles have low durability and chemical resistance, and ceramic tiles have various colors and patterns. Although it has been widely used in the manufacture of the tiles, high temperature firing is required in the manufacture of the tile, and the fired products are not only easily broken but also heavy in handling, which also has disadvantages in use.

Such tiles may be printed with various patterns or flower pictures on the surface of the tiles, or drawn directly with pigments containing adhesives, in order to enhance the aesthetics of the surroundings, depending on the field of use, that is, the interior and interior materials of buildings. There are various kinds of decorative tiles that form enclosed decorative parts.

However, the conventional decorative tiles are formed to protrude from the surface of the tile, so that when the transportation or construction is often around, there is a problem that the decorative portion decorating the tile surface is broken or detached from the tile surface.

In addition, the ceramic tile is given a pattern of various colors to avoid forging by the transfer method, but there are many disadvantages economically because of the difficulty in the processing step.

In addition, with the development of various resin industries, various artificial stones made by mixing resins with natural resins or artificial stones are being developed, but bubbles are formed inside the molded resin moldings, and chemical resistance, tensile strength and tear strength, etc. Due to poor physical properties, it is not widely used.

The present invention is to solve the above problems, and when forming the base of the tile used in the manufacture of artificial stone material to form a silica sand resin layer by mixing and filling the epoxy resin and the curing agent in the silica sand, if the moldability is good and not easily broken The goal is to get a light bass.

In addition, an object of the present invention is to be able to express the natural appearance of the appearance from the transparent epoxy resin layer formed on the surface by installing silica sand and natural stone of a certain size on the base.

In addition, an object of the present invention is to provide a high-quality tiles of the surface of the tiles smoother and more beautiful by UV coating on the epoxy resin layer formed on the installation surface of the tile.

In the present invention, the epoxy resin and the curing agent are mixed in a vacuum in a 2: 1 ratio and a small amount of the antifoaming agent, and then vacuum-defoamed, and then coated with silica sand and natural stone on the coated surface, and then 120 to 150 ° C. After 60 to 90 minutes of heat curing in the dryer of the above, the mixture of silica sand and epoxy resin hardener mixture on a surface of 5: 1 ratio to be filled with wire mesh while repeatedly filling, the mold is 60 ~ 70 ℃ It is a method of manufacturing a stone tile, characterized in that the crimped at 30 cm 2 / kg ~ 50 cm 2 / kg pressure in the maintained state, and dried the press-molded molded product at 120 ~ 150 ℃ 60 minutes or more.

In another aspect, the present invention is a method of producing a stone tile that is affixed to the surface of the molded article obtained in various patterns, dried for 60 minutes at 180 ℃, UV-coated on the transfer surface.

In addition, there is a feature in the stone tile obtained by the method of manufacturing the stone tile.

As described above, the present invention is applied by vacuum degassing and mixing the epoxy resin, the curing agent and the antifoaming agent to the mold for tile, and also to install the silica sand and natural stone uniformly on the coated surface, and the epoxy resin on the silica sand on the laid surface And the curing agent is mixed and filled, and then the coated surface, the foamed surface and the mixed filled surface are integrally formed by compression molding, so that the base having strong strength and compressive strength and also the chemical resistance is good and the deformation temperature is high. The compression molding with the upper surface having good insulation is excellent in durability, acid resistance and water resistance.

Detailed examples of the present invention will be described below with reference to the accompanying drawings.

1 is a block diagram of a stone tile of the present invention and a manufacturing method thereof, and FIGS. 2A, B, C, D, and E are schematic views of molding examples of the stone tile of the present invention, and FIG. Above is a separation of the transfer paper and UV coating example, and Figure 4 is an enlarged cross-sectional view of the main portion of the stone tile of the present invention.

As shown in Fig. 1, in the method for producing a stone tile of the present invention, a vacuum vacuum degassing mixture of epoxy resin and a curing agent with a 2: 1 ratio and a small amount of antifoaming agent is applied to the mold for tile, and then coated with silica sand on the coated surface. After uniformly installing the natural stone, heat-cured for 60 to 90 minutes in a dryer of 120 ~ 150 ℃, the wire mesh is repeatedly filled with a mixture of silica sand and epoxy resin hardener mixture in a 5: 1 ratio on the surface laid After being buried, the mold was pressed at 30 cm 2 / kg ~ 50 cm 2 / kg pressure while the mold was maintained at 60 ~ 70 ℃, the press-molded molded product dried at 120 ~ 150 ℃ 60 minutes or more Get)

 In addition, after attaching the thermal transfer paper with various patterns on the surface of the stone tile 10 obtained above, dried at 180 ℃ 60 minutes, by the UV coating on the transfer surface to finally obtain a high quality stone tile do.

(Example 1)

As shown in FIG. 2A, the epoxy mold and the curing agent are applied in a vacuum vacuum degassing mixture of epoxy resin and a curing agent in a ratio of 2: 1 and a small amount of antifoaming agent, thereby coating the epoxy resin layer 100. Done.

The mold is a frame of a PP resin plate, and can be any other resin that does not have epoxy bonding such as silicone, Teflon, PE, and PP.

Generally, the hardening | curing agent is aliphatic diamine, a polyamine, aromatic diamine, an acid anhydride, etc. In addition, urethane, melamine and phenol resins are also applied to the modification of epoxy resins to give excellent properties. Aliphatic diamines, such as dimethylenetriamine (DTA) and triethylenetetramine (TETA), have been put to practical use as room temperature hardeners, but some of them are highly toxic and cause dermatitis and respiratory disorders. It is used.

In addition, the antifoaming agent is used to remove harmful foams, such as chemicals, silicones, organic phosphates, alcohols, etc. Most of the chemically synthesized hydrophilic-lipophilic structure to increase the adsorptive power does not want or generated foaming It's a case of breaking bubbles

In addition, epoxy resin is a resin-like substance obtained by polymerizing a compound containing two or more epoxy groups in a molecule, and is typically made by polymerizing epichlorohydrin and bisphenol. The epoxy resin has a short curing time (drying time), and the coating film has a large chemical and mechanical resistance.

Next, as shown in FIG. 2B, the silica sand and natural stone having a predetermined size are uniformly installed on the coated epoxy resin layer 100, and then thermally cured in a dryer at 120 to 150 ° C. for 60 to 90 minutes. The silica sand and natural stone is a laying surface constituting the silica sand natural stone layer 200, the silica sand natural stone layer 200 can be expressed in a natural aesthetic appearance from the transparent epoxy resin layer (100).

A silica sand epoxy mortar is obtained by mixing a silica sand and an epoxy resin hardener mixture in a 5: 1 ratio on the laid silica sand natural stone layer 200. This silica sand epoxy mortar is very different from the cement mortar, the adhesive strength and the compressive strength is very high to produce strong strength by mixing the silica sand with epoxy resin and hardener. Epoxy is too strong and brittle, but more stable when aggregates such as silica sand are mixed.

As shown in FIG. 2C, the wire mesh 300 is buried while repeatedly charging the silica sand epoxy mortar. As a result, the silica sand layer 400 is formed.

The silica sand is a generic term for quartz grains rich in silicic acid component (SiO 2) and is divided into natural silica sand and artificial silica sand. Natural silica contains 96 to 98% by weight of SiO 2 component and contains a small amount of Al 2 O 3 and Fe 2 O 2 components. In addition, transition of the crystal phase occurs at 200 to 270 ° C.

As described above, the temperature of 60 to 70 ° C. is maintained in the mold 1 in which the epoxy resin layer 100, the silica sand natural stone layer 200, and the silica sand resin layer 400 are stacked.

As shown in Fig. 2d, the stone mold as shown in Fig. 2e is pressed by pressing the die mold at a pressure of 30 cm 2 / kg to 50 cm 2 / kg and drying the press-molded molded product at 120 to 150 ° C. for 60 minutes or more. You get (10).

Therefore, the present invention allows the molded body to be integrally formed by compression molding, so that a base having strong strength and compressive strength and an upper surface having good chemical resistance, high deformation resistance and good insulation can be obtained.

(Example 2)

As shown in Figures 3 and 4, the present invention is affixed to the surface of the stone tile (10) obtained from the various patterns on the surface of the transfer paper (500) and dried at 180 ℃ 60 minutes, the transfer surface of UV coating is formed on the UV coating layer 600.

The silica sand natural stone layer 200 is a mixture of the silica sand and natural stone described above is expressed as a transparent thermal transfer paper 500 and UV coating layer 600, it is possible to create a wide variety of colors as well as natural beauty.

Various colors may be thermally transferred on the surface of the thermal transfer paper 500 to express a pattern and various colors.

The transparent thermal transfer paper 500 and the UV coating layer 600 may be formed by protecting the silica natural stone layer 200, and may be formed of a urethane and an acrylic coating layer.

The UV coating layer 600 can have a beautiful appearance, as well as to protect the natural silica layer 200 and the thermal transfer paper 500 has the advantage that can be used for a long time of the stone tile (10).

As described above, the present invention can generate a wide variety of colors as well as natural beauty by the formation of silica sand and natural stone having a color on the surface of the stone tiles used as interior and exterior materials of buildings and the use of various transfer paper.

1 is a block diagram of a stone tile of the present invention and a manufacturing method thereof;

Figure 2a, b, c, d, e is a schematic diagram of an example of forming a stone tile of the present invention,

Figure 3 is an isolation of the transfer paper and UV coating example on the stone tile of the present invention,

Figure 4 is an enlarged cross-sectional view of the main part of the stone tile of the present invention.

Explanation of symbols on the main parts of the drawings

1: mold 10: stone tile

100: epoxy resin layer 200: silica sand natural stone layer

300: wire mesh 400: silica sand resin layer

500: thermal transfer paper 600: UV coating layer

Claims (4)

Epoxy resin and hardener were mixed and vacuum-defoamed in a mold for tile with a 2: 1 ratio and a small amount of antifoaming agent, and then applied 1 ~ 2 mm. Subsequently, the silica sand and natural stone are uniformly laid on the coated surface, and then thermally cured in a dryer at 120 to 150 ° C. for 60 to 90 minutes. After the silica sand and the epoxy resin hardener mixture is mixed at a ratio of 5: 1 on the laid surface so that the wire mesh is buried while repeatedly filling, While pressing the mold at a pressure of 30 cm 2 / kg ~ 50 cm 2 / kg in a state of 60 ~ 70 ℃, The method of manufacturing a stone tile, characterized in that the press-molded molded product is dried for at least 60 minutes at 120 ~ 150 ℃. The method according to claim 1, wherein after the various transfer of the pattern on the surface of the molded article obtained by drying the thermal transfer paper at 180 ℃ 60 minutes, the method of producing a stone tile, characterized in that the UV coating on the transfer surface. Stone tile obtained by the method for producing a stone tile of claim 1. Stone tile obtained by the method for producing a stone tile of claim 2.

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