KR100763751B1 - Ceramic thin plate for constrution exterior and the manufacturing method thereof - Google Patents

Abstract

The object of the present invention is first, it can be molded while maintaining the smoothness of the large panel, it can be fired, the second thickness is thin, easy to construct, can reduce the construction cost, and the third is made of inorganic, do not cause pollution In addition, it does not cause environmental pollution at the time of disposal, and because it is a fourth heat-resistant material, it can keep the indoor temperature, color does not discolor even after long-term use, and it does not burn and burns the ceramic thin plate for building exterior It is to provide a method of manufacturing the same.

Ceramic exterior plate for building exterior and manufacturing method

Description

Ceramic thin plate for building exterior and its manufacturing method {CERAMIC THIN PLATE FOR CONSTRUTION EXTERIOR AND THE MANUFACTURING METHOD THEREOF}

1 is a perspective view schematically showing a ceramic exterior thin plate for building according to an embodiment of the present invention,

Figure 2 is a flow chart illustrating a method of manufacturing a ceramic exterior ceramic sheet according to an embodiment of the present invention.

<Description of the code | symbol about the principal part of drawing>

50: ceramic panel 52: epoxy adhesive layer

54: glass fiber mesh layer

BACKGROUND OF THE INVENTION Field of the Invention [0001] The present invention relates to a ceramic thin plate for building exterior and its manufacturing method, and in particular, it can be molded, baked and maintained while maintaining the smoothness of a large panel (width x length x thickness = 1000 mm x 3000 mm x 3 mm). It is thin and easy to install, can save construction cost, and it is made of inorganic material so that it does not cause pollution, it does not cause environmental pollution during disposal, and it is made of heat-resistant material to keep room temperature warm, and The present invention relates to a ceramic thin plate for building exterior, which does not discolor even when used, and which does not burn.

In general, the conventional building exterior member takes the operation of setting the first bent line, the second bent line on a square or rectangular iron plate, and then cut the four corners of the steel sheet to the first bent line to form a cut portion Narrowing the first and second bent lines by a molding apparatus to form a decorative surface portion, the narrow side portions being bent at the rear side in a direction perpendicular to the decorative surface portion, and approximately perpendicular to each side portion; Building panels, which were formed by bending steel plate materials due to manufacturing cost and workability, were manufactured by forming an extended part having a surface parallel to the decorative surface part while being bent outward in the direction to form a unit building construction material. The coloring exterior material of is most practically used.

By the way, the conventional exterior plate made of a steel sheet material is exposed to the surface by extending to four vertices of the decorative surface portion after the bending portion formed by cutting the four corners to the first bent line in order to ensure the ease of bending molding In order to prevent leakage, the welding work must be preceded by each of these vertices. Therefore, the increase of labor due to the manufacture of the exterior material, the heat deformation of the decorative surface part due to the welding process, and the flatness of the exterior material, There was a problem that the corners are molded at right angles, resulting in poor appearance.

In addition, the exterior material made of a conventional iron plate material has a problem that the paint painted on the decorative surface cracks or partially falls off from the decorative surface portion when used for a long time, and not only the paint discolors, but also the paint burns when a fire occurs. There were also various problems such as generating harmful gases.

Accordingly, the present invention has been made in view of the various problems described above, and an object of the present invention can be molded while maintaining the smoothness of a large panel (width × length × thickness = 1000 mm × 3000 mm × 3 mm), and baking To provide a building exterior ceramic thin plate and a method of manufacturing the same.

It is another object of the present invention to provide a ceramic exterior ceramic sheet and a method for manufacturing the same, which can be thin and easy to construct, and can reduce construction costs.

It is another object of the present invention to provide a ceramic exterior thin plate for building exterior construction and its manufacturing method, which is made of inorganic material and thus does not cause pollution, and does not cause environmental pollution during disposal.

Still another object of the present invention is to provide a building exterior ceramic thin plate and a method of manufacturing the same, which are made of a heat resistant material and can keep the indoor temperature.

Still another object of the present invention is to provide a ceramic exterior thin plate for building exterior which does not discolor even after long term use and a method of manufacturing the same.

Still another object of the present invention is to provide a ceramic sheet for building exterior which is not burned and a manufacturing method thereof.

In order to achieve the above object, the building exterior ceramic thin plate of the present invention comprises 47 wt% to 55 wt% quartz powder, 9 wt% to 17 wt% alumina powder, 7 wt% to 12 wt% clay powder, 5 wt% to 8 wt% of water was supplied to the mixed powder mixed with 8 wt% to 12 wt% of clay powder, and 7 wt% to 13 wt% of the pigment was added to the ceramic powder dough mixed with water to The ceramic powder dough mixed with pigment was passed through rollers to form a specific size, and then fired for 100 to 120 minutes at a temperature of 1300 ° C to 1400 ° C, and an epoxy adhesive was applied to one side of the ceramic panel. It is characterized by consisting of an epoxy adhesive layer and a glass fiber mesh layer laminated with a glass fiber mesh on the epoxy adhesive layer and bonded with an adhesive.

In addition, the manufacturing method of the ceramic exterior ceramic sheet of the present invention is 47 to 55% by weight of quartz, 9 to 17% by weight of alumina, 7 to 12% by weight of clay, 8% to A ceramic agglomeration combining step of putting 12% by weight of clay into a grinder, and a wet grinding step of wet grinding while supplying 5 wt% to 8% by weight of water to the ceramic agglomerates introduced in the ceramic agglomeration combining step; A pigment mixing process in which 7% by weight to 13% by weight of a pigment is added to a ceramic powder dough pulverized in a wet grinding process and mixed with water, and mixed by a ball mill, and a ceramic powder dough mixed with pigments in the pigment mixing process is a roller. The extrusion molding process of extrusion molding into a panel of a specific size while passing through, and the ceramic panel molded in the extrusion molding process at a temperature of 15 ℃ to 25 ℃ within 5 minutes A drying step of leaving for 15 minutes to dry, a firing step of firing the ceramic panel dried in the drying step at a temperature of 1300 ° C. to 1400 ° C. for 100 minutes to 120 minutes, and an edge of the ceramic panel fired in the firing step Edge processing process for cutting the die with a cutting mechanism, an epoxy adhesive application process for laminating an epoxy adhesive layer by applying an epoxy adhesive to one side of a ceramic panel whose edge is cut in the edge processing process, and lamination in the epoxy adhesive application process And a glass fiber mesh lamination process of laminating a glass fiber mesh on the epoxy adhesive layer and adhering with an adhesive, and an epoxy adhesive curing process of laminating and curing the glass fiber mesh layer.

Hereinafter, a description will be given in detail to the ceramic thin plate for building exterior of the present invention.

1 is a perspective view schematically showing a ceramic exterior thin plate for building according to an embodiment of the present invention.

As shown in FIG. 1, the ceramic thin plate for building exterior of the present invention includes 47 to 55 wt% quartz powder, 9 to 17 wt% alumina powder, 7 to 12 wt% clay powder, , 5 to 8 wt% of water was supplied to the mixed powder of 8 to 12 wt% clay powder, and 7 to 13 wt% of the pigment was added to the ceramic powder dough mixed with water. The ceramic powder dough mixed with the additive pigment was molded into a specific size by passing between the rollers, and then fired for 100 to 120 minutes at a temperature of 1300 ° C. to 1400 ° C., and one side of the ceramic panel 50. It consists of the epoxy adhesive layer 52 which apply | coated the epoxy adhesive to the surface, and the glass fiber mesh layer 54 which laminated | stacked the glass fiber mesh on the said epoxy adhesive layer 52, and adhere | attached with the adhesive agent.

The glass fiber mesh layer 54 preferably uses a woven fabric made of glass fiber.

With reference to the accompanying drawings, the manufacturing method of the building exterior ceramic thin plate of the present invention will be described in detail with reference to various embodiments.

Figure 2 is a flow chart illustrating a method of manufacturing a ceramic exterior ceramic sheet according to an embodiment of the present invention.

Example 1

As shown in Fig. 2, 50% by weight of quartz, 13.5% by weight of alumina, 9.5% by weight of clay, and 9% by weight of clay were put into a grinder (ceramic lump combining step), and the ceramic lumps put into the ceramic lump combining step were added. Wet grinding (wet grinding process) while supplying 8 wt% of water to (quartz, alumina, clay, clay), 10 wt% of pigment was added to the ceramic powder dough pulverized and mixed with water in the ball mill and By mixing (pigment mixing step) and extrusion molding into a panel of a specific size (width × length × thickness = 1000 mm × 3000 mm × 3 mm) while passing through the rollers the ceramic powder dough mixed with the pigment in the pigment mixing step. (Extrusion molding process), the ceramic panel molded in the extrusion molding process is left for 5 to 15 minutes at a temperature of 15 ℃ to 25 ℃ dried (drying process), the ceramic dried in the drying process The panel 50 is baked (baking step) at a temperature of 1300 ° C. to 1400 ° C. for 100 minutes to 120 minutes, and the edge of the ceramic panel 50 which is fired in the firing step is cut through a cutting mechanism (eg, saw or diamond). Cutting machine) and the epoxy adhesive layer 52 is laminated (epoxy adhesive coating step) by applying an epoxy adhesive to one side of the ceramic panel where the edge is cut in the corner processing step. Glass fiber mesh (woven fabric) is laminated on the epoxy adhesive layer 52 laminated in the coating step and bonded with an adhesive (glass fiber mesh lamination step) to laminate the glass fiber mesh layer 54, and then cured (epoxy adhesive curing step) To produce a ceramic exterior ceramic sheet of the present invention as shown in FIG.

Six samples of the building exterior ceramic thin plate (width × length × thickness = 610 mm × 610 mm × 4.6 mm) of the present invention manufactured in this way were commissioned by the Korea Building Materials Testing Institute. KS L 2002-'03 ( As a result of the fall impact impact strength test by the fall impact impact strength test), all six were not destroyed.

Example 2

55% by weight of quartz, 9% by weight of alumina, 7% by weight of clay, and 12% by weight of clay were placed in a pulverizer (ceramic lump combining step), and ceramic lumps (quartz, alumina, clay, Wet grinding (wet grinding process) while supplying 10 weight% of water to the clay, and 7 weight% of the pigment was added to the ceramic powder dough ground and mixed in the wet grinding process, and mixed by ball mill (pigment mixing process) In the pigment mixing step, the ceramic powder dough mixed with the pigment is passed through a roller and extruded (extrusion molding step) into a panel having a specific size (width × length × thickness = 1000 mm × 3000 mm × 3 mm), The ceramic panel molded in the extrusion molding process is left to dry (drying process) for 5 to 15 minutes at a temperature of 15 ° C to 25 ° C, and the ceramic panel 50 dried in the drying process is 1300 ° C to 1400 ° C. Firing at a temperature for 100 to 120 minutes (firing process), cutting the edges of the ceramic panel 50 fired in the firing process with a cutting mechanism (corner processing process), and cutting the edges in the ceramic processing process Epoxy adhesive is applied to one side of the substrate to laminate the epoxy adhesive layer 52 (epoxy adhesive coating step), and a glass fiber mesh (woven fabric) is laminated on the epoxy adhesive layer 52 laminated in the epoxy adhesive coating step. The glass fiber mesh layer 54 was laminated by bonding with an adhesive (glass fiber mesh lamination step) and then cured (epoxy adhesive curing step) to prepare a ceramic exterior ceramic sheet of the present invention.

Six samples of the building exterior ceramic thin plate (width × length × thickness = 610 mm × 610 mm × 4.6 mm) of the present invention manufactured in this way were commissioned by the Korea Building Materials Testing Institute. KS L 2002-'03 ( As a result of the fall impact impact strength test by the fall impact impact strength test), all six were not destroyed.

Example 3

49% by weight of quartz, 17% by weight of alumina, 12% by weight of clay, and 8% by weight of clay were put into a grinder (ceramic lump combining step), and the ceramic lumps (quartz, alumina, clay, Wet grinding (wet grinding process) while supplying 5% by weight of water to the clay, and 9 wt% of the pigment was added to the ceramic powder dough pulverized and mixed in the wet grinding process and mixed by ball mill (pigment mixing process) In the pigment mixing step, the ceramic powder dough mixed with the pigment is passed through a roller and extruded (extrusion molding step) into a panel having a specific size (width × length × thickness = 1000 mm × 3000 mm × 3 mm), The ceramic panel molded in the extrusion molding process is left to dry (drying process) for 5 to 15 minutes at a temperature of 15 ° C to 25 ° C, and the ceramic panel 50 dried in the drying process is 1300 ° C to 1400 ° C. 100 minutes to 120 minutes at a temperature of (calcination process), the edge of the ceramic panel 50 fired in the firing process is cut with a cutting mechanism (corner processing process), the edge-cut ceramic in the corner processing process Epoxy adhesive is applied to one side of the panel to laminate the epoxy adhesive layer 52 (epoxy adhesive application step), and glass fiber mesh (woven fabric) is laminated on the epoxy adhesive layer 52 laminated in the epoxy adhesive application step. Then, the glass fiber mesh layer 54 was laminated by bonding with an adhesive (glass fiber mesh lamination step) and then cured (epoxy adhesive curing step) to prepare a ceramic exterior ceramic sheet of the present invention.

Six samples of the building exterior ceramic thin plate (width × length × thickness = 610 mm × 610 mm × 4.6 mm) of the present invention manufactured in this way were commissioned by the Korea Building Materials Testing Institute. KS L 2002-'03 ( As a result of the fall impact impact strength test by the fall impact impact strength test), all six were not destroyed.

Example 4

47% by weight of quartz, 15% by weight of alumina, 8.5% by weight of clay, and 9% by weight of clay were put into a grinder (ceramic lump combining step), and the ceramic lumps (quartz, alumina, clay, Wet grinding (wet grinding process) while supplying 7.5 weight% of water to the clay, and 13 weight% of the pigment was added to the ceramic powder dough pulverized and mixed in the wet grinding process and mixed by ball mill (pigment mixing process) In the pigment mixing process, the ceramic powder dough mixed with the pigment is passed through a roller and extruded (extrusion molding process) into a panel having a specific size (width × length × thickness = 1000 mm × 3000 mm × 3 mm). The ceramic panel molded in the extrusion molding process is left to dry (drying process) for 5 to 15 minutes at a temperature of 15 ° C to 25 ° C, and the ceramic panel 50 dried in the drying process is 1300 ° C to 140 ° C. 100 minutes to 120 minutes at a temperature of 0 ℃ (firing process), the edge of the ceramic panel 50 fired in the firing step is cut with a cutting mechanism (corner processing step), the edge is cut in the corner processing step Epoxy adhesive is applied to one side of the ceramic panel, thereby laminating the epoxy adhesive layer 52 (epoxy adhesive coating step), and the glass fiber mesh (woven fabric) on the epoxy adhesive layer 52 laminated in the epoxy adhesive applying step. Was laminated and bonded with an adhesive (glass fiber mesh lamination step) to laminate the glass fiber mesh layer 54, followed by curing (epoxy adhesive curing step) to prepare a ceramic exterior ceramic sheet of the present invention.

Six samples of the building exterior ceramic thin plate (width × length × thickness = 610 mm × 610 mm × 4.6 mm) of the present invention manufactured in this way were commissioned by the Korea Building Materials Testing Institute. KS L 2002-'03 ( As a result of the fall impact impact strength test by the fall impact impact strength test), all six were not destroyed.

In Examples 1 to 4, the glass fiber mesh and the epoxy adhesive is preferably used in a ratio of 1: 1 in the glass fiber mesh bonding process, and the particle size of the raw material ground in the wet grinding process is 100. It is preferable that it is -1000 micrometers.

In the above description, containing 55% by weight or more of quartz is not preferable because the hardness is too strong and brittle, and containing 47% by weight or less of quartz is too weak to be used as a building exterior material, and contains 17% by weight or more of alumina. If the hardness is too strong and fragile, it is not preferable. If it contains 9% by weight or less of alumina, the flexibility is good, but the hardness is weak and cannot be used as a building exterior material.

If the content of clay is 12% by weight or more, the water absorption rate is high, so that it is difficult to maintain smoothness, and the surface is rough, which is not preferable. If the content of clay is 7% by weight or less, the flexibility (bending characteristics) is poor, which is not preferable. If the content is 12% by weight or more, the water absorption rate is high, so that smoothness is difficult to maintain, and the surface is rough, which is not preferable. If the content of clay is 8% by weight or less, the flexibility (bending characteristics) is poor, which is not preferable.

In addition, containing 10% by weight or more of water causes undesirable cracks during firing, while containing 5% by weight or less of water causes warpage during firing, which is undesirable. Although silver is vivid, it takes a lot of raw material values, and it is not preferable, and when it contains 7 weight% or less, it is unpreferable because it cannot obtain the color to express.

In the above description, the specific embodiments have been shown and described, but the present invention is not limited thereto, for example, by those skilled in the art without departing from the concept of the present invention. Of course, the design can be changed in various ways.

As described above, according to the present invention, the building exterior ceramic thin plate and the manufacturing method thereof can be molded while maintaining the smoothness of a large panel, can be baked, have a thin thickness, are easy to construct, and can reduce construction costs. As it is made of inorganic material, it does not cause pollution, and it does not cause environmental pollution at the time of disposal, and it is made of heat-resistant material to keep room temperature warm, not to discolor the color even after long-term use, and to burn Does have a very good effect.

Claims (6)

A mixture of 47 wt% to 55 wt% quartz powder, 9 wt% to 17 wt% alumina powder, 7 wt% to 12 wt% clay powder, and 8 wt% to 12 wt% clay powder 5 wt% to 8 wt% of water is supplied to the powder, and 7 wt% to 13 wt% of the pigment is added to the ceramic powder dough mixed with water, and the pigment passes the ceramic powder dough mixed with the pigment through the rollers. A ceramic panel 50 which is molded to a size and calcined at a temperature of 1300 ° C. to 1400 ° C. for 100 to 120 minutes, An epoxy adhesive layer 52 coated with an epoxy adhesive on one surface of the ceramic panel 50, Laminated glass fiber mesh on the epoxy adhesive layer 52, characterized in that consisting of a glass fiber mesh layer (54) bonded with an adhesive thin ceramic for building exterior. 2. The ceramic thin-plate for building exterior according to claim 1, wherein the specific size of the ceramic panel (50) is width x length x thickness = 1000 mm x 3000 mm x 3 mm. 2. The ceramic cladding for building exterior according to claim 1, wherein the glass fiber mesh layer (54) is a woven fabric made of glass fiber. 47 to 55 weight percent quartz, 9 to 17 weight percent alumina, 7 to 12 weight percent clay, and 8 to 12 weight percent clay Lump combination process, A wet grinding step of wet grinding while supplying 5 wt% to 8 wt% of water to the ceramic agglomerates introduced in the ceramic agglomeration combining step; A pigment mixing process of mixing 7 wt% to 13 wt% of the pigment into a ceramic powder dough ground in the wet grinding process and mixing water, and mixing by ball mill; An extrusion molding process of extruding the ceramic powder dough mixed with the pigment in the pigment mixing process into a panel of a specific size while passing between rollers; A drying step of leaving the ceramic panel molded in the extrusion molding process for 5 to 15 minutes at a temperature of 15 ° C. to 25 ° C. for drying; A firing step of firing the ceramic panel 50 dried in the drying step at a temperature of 1300 ° C. to 1400 ° C. for 100 minutes to 120 minutes, An edge processing step of cutting the edge of the ceramic panel 50 fired in the firing process with a cutting mechanism; An epoxy adhesive coating process of laminating an epoxy adhesive layer 52 by applying an epoxy adhesive to one side of the ceramic panel with the edges cut in the edge processing process; A glass fiber mesh lamination process of laminating a glass fiber mesh on the epoxy adhesive layer 52 laminated in the epoxy adhesive applying process and adhering with an adhesive; Method for producing a ceramic laminate for building exterior, characterized in that it comprises an epoxy adhesive curing step of laminating and curing the glass fiber mesh layer (54). The method according to claim 4, wherein the specific size of the ceramic panel molded in the extrusion molding step is width x length x thickness = 1000 mm x 3000 mm x 3 mm. 5. The method according to claim 4, wherein the glass fiber mesh layer (54) is a woven fabric made of glass fiber.

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