KR20160101310A - Cloisonne enamel comprising an image and/or letter and manufacturing method thereof - Google Patents

Abstract

The present invention relates to a cloisonne decoration comprising images and/or letters and a manufacturing method therefor, wherein the method comprising: a degreasing step for a metal material; a step for forming cloisonne on the degreased metal; a coating step using a plastic resin composition on the formed cloisonne; and a printing step for forming images and/or letters through UV printing, and thus the cloisonne decoration can be easily produced. The present invention can provide a method for printing various images and/or letters on cloisonne, which has no limitation on shapes that can be expressed, and thus can provide a cloisonne decoration with images and/or letters having excellent durability and scratch resistance.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a cloisonroom embellishment comprising images and /

The present invention relates to a cloisonné decoration comprising images and / or characters and a method of making the same.

Cloisonne is a traditional metalwork that is made by applying a glassy glaze on a base metal and fixing it to a base metal by high temperature heat treatment, (Gold-red, silver oxide-opaque yellow, copper oxide-green, etc.) are colored in various colors through heat treatment, and they are developed into beautiful colors in addition to the color of the base metal. have.

The cloisonne is excellent in gloss, reflectance and refractive index, so it is very beautiful in color, and it is free to express the design and color of the pattern. In addition, when silver and copper are used as base metal, the thermal expansion coefficient and the cooling shrinkage rate of glaze are developed similar to the base metal, so that cracks do not easily occur, and they do not corrode well in acid, alkali, gas and have no affinity with water Cold resistance and refractoriness are excellent, and the life span is semi-permanent within the range of not being damaged by the external force, and the manufacturing cost is comparatively high because most of the work is performed by hand, but recently it has been used little by little as decorations of various life accessories as well as traditional ornaments.

Conventional methods for making cloisonne, in which the image of pattern and the like are formed, in addition to the cloisono represented by only the color, include (i) a method of applying a glaze by making a rim (image) A method of drawing with a technique used in painting by using a painting tool such as a brush, a method of spraying a glaze after punching a hole in a paper or thin sheet, iv) a method of using a silk printing or ink-jet printer A method of making a transfer paper by using a transfer paper and then firing is used.

However, in the case of i), mass production is difficult, the cost is very high, and there is a limit to the shape that can be expressed. In the case of ii), artistic property is easy to exist but there is no commerciality. In particular, the boundary line is clear, In the case of iii), a simple monochromatic representation is possible, but it is difficult to express two or more colors or complex shapes. In the case of iv), when a transfer paper is made by silk printing, there is a problem of making a large amount of transfer paper, a cost increase due to color degradation, and a limitation of color expression. In the case of making a transfer paper with a glaze printing machine, And the time required for the production of the transfer paper, problems of the film edge appearing in the case of the transfer paper using the film, and problems of being vulnerable to scratches.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems and it is an object of the present invention to provide a method for forming a coating layer on a chilblaid layer and a printing layer including an image and / , An image which can be expressed except for the limitation of the printer resolution, a printing layer which is not limited in color representation, and a manufacturing method thereof.

The present invention relates to a metal substrate layer as a base layer of clay formation; A transparent or semi-transparent or opaque first clojb layer formed on the metal substrate layer; A first coating layer formed on the first undercoat layer, the first coating layer being transparent or semitransparent; And a printed layer including an image and / or characters formed on at least one region of the first coating layer, wherein the textures and the colors of the respective layers are superimposed on each other.

The present invention further provides a laminated cloisonné decoration comprising a metal foil layer formed on at least one region of the first embryonic layer and a transparent or semitransparent second clay layer formed on the metal foil layer.

The present invention also provides a laminated cloisonné decoration comprising an image and / or characters formed from UV curable coatings.

The present invention further provides a second coating layer formed on the printing layer, wherein the first coating layer and the second coating layer provide a layered cloisonné decoration that is an acrylic layer, a urethane layer, or an epoxy layer.

The thickness of the first clay layer may be 0.01 to 5 mm, the thickness of the first coating layer may be 0.001 to 5 mm, the thickness of the first clay layer may be 0.001 to 5 mm, 0.001 to 10 mm.

According to another aspect of the present invention, there is provided a method of fabricating a semiconductor device, comprising: a degreasing step of removing a retaining material on a surface of a metal substrate layer; Forming a first clover layer on the surface of the degreased metal substrate layer by applying a glaze to the surface of the degreased metal substrate layer and firing the glaze; A coating composition of 0.01 to 10 g is applied to the surface of the formed first cilobro layer with a coverage of 1 cm ² of the first cilobro layer, and heat is applied at 150 to 200 캜 for 15 to 30 minutes to form a first coating layer A first coating step; And a printing step of forming a printing layer by UV curing on the formed first coating layer, wherein the formed layers are overlapped with each other in texture and color.

In addition, the present invention provides a method of manufacturing a laminated cloisonné decoration, wherein the printing is a step of printing on a first coating layer using a printer using a UV curable ink, followed by UV irradiation to form a printing layer.

The present invention further includes a second coating step of coating the coating composition on the printing layer after the printing step and curing the coating composition for 15 to 30 minutes by applying heat at 150 to 200 ° C to form a second coating layer Thereby providing a method of manufacturing a cloisonne decoration.

Further, the present invention provides a method of fabricating a semiconductor device, comprising: a metal foil layer forming step of forming a metal foil on one surface or both surfaces of the first chopping layer before the printing step after forming the first chopping layer; And forming a second embedding layer for applying and baking the glaze onto the metal foil layer.

Also, the present invention provides a method for manufacturing a laminated cloisonné decoration, wherein the coating composition of the first coating step and the second coating step is a urethane resin composition or an epoxy resin composition.

Since the cloisonné decoration including images and / or characters according to the present invention includes a separate print layer with minimal influence on the cloisonn layer, the texture and color of each layer are overlapped while maintaining the inherent aesthetics of the cloisonné layer And can provide cloisonné ornaments with various images and / or textual representations on the cloisonne.

Also, by providing adhesiveness and flatness on the cloisonna layer including the coating layer, it is easy to form a print layer including images and / or characters, and transparency is provided, so that the cloisonne layer is projected and the cloisonne's original aesthetics can be maintained.

Also, it is possible to prevent a printed layer containing images and / or characters included in a cloisonroom decoration from being damaged (e.g., scratches, oxidation, etc.) by physical or chemical external forces, and being excellent in durability and scratch resistance You can provide an image of a cloisonné ornament.

Further, according to the manufacturing method according to the present invention, not only is it easy to mass-produce, but also a customized small-volume production is easy and manufacturing cost is reduced compared to a method of forming an image on a conventional cloisonode, A method of manufacturing a cloisonné ornament comprising a printable layer with no limitation on the image, color representation, which can be provided.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a diagram showing a laminated form of a cloisonne decoration comprising images and / or characters according to an embodiment of the present invention. Fig. 1A: a cloisonroom decoration containing images and / or characters, Fig. 1B: Or a silver clasp decorated with letters)
2 is a photograph of a cloisonné ornament containing images and / or characters according to an embodiment of the present invention. (Figure 2a: an embossed cloisonne bowtie containing images and / or characters, Figure 2b: an embossed cloisonne emblem containing images and / or characters)
3 is a process diagram showing each step of a method of manufacturing a cloisonne decoration including images and / or characters according to an embodiment of the present invention.
4 is a process diagram illustrating concrete steps of a cloisono forming step according to an embodiment of the present invention.
5 is a process diagram showing each step of a method of manufacturing a cloisonne decoration including images and / or characters according to an embodiment of the present invention.

Before describing the present invention in detail, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention, which is defined solely by the appended claims. shall. All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art unless otherwise stated.

Throughout this specification and claims, the word "comprise", "comprises", "comprising" means including a stated article, step or group of articles, and steps, , Step, or group of objects, or a group of steps.

On the contrary, the various embodiments of the present invention can be combined with any other embodiments as long as there is no clear counterpoint. Any feature that is specifically or advantageously indicated as being advantageous may be combined with any other feature or feature that is indicated as being preferred or advantageous. Hereinafter, embodiments of the present invention and effects thereof will be described with reference to the accompanying drawings.

The cloisonné decoration comprising an image and / or character according to an embodiment of the present invention comprises a metal substrate layer 10 serving as a base metal; A first clover layer (21) formed on the metal substrate layer; A first coating layer (31) formed on the clay layer; And a printing layer 40 including an image and / or characters formed on the coating layer. Since the cloisonné decoration according to the present invention includes a printing layer including a separate image and / or character whose influence on the cloisonne layer is minimized, the texture and color of each layer are overlapped while maintaining the original esthetics of the cloisonne layer And provides a cloisonné decoration on the cloisonne, which can represent a variety of images and / or text.

The metal substrate layer 10 includes metal portions such as gold, silver, copper, iron, aluminum, stainless steel, glass and copper alloys such as iron, brass and the like. Metal plate, or the like, and may have various shapes including metal parts. There are no limitations on the shape, material, etc., as long as the glaze can be applied and fired. It is preferable to have a surface in the form of a plate in which a chilbosheet layer and a print layer are easily formed.

The thickness of the metal substrate layer 10 is 0.1 mm to 10 mm. When the thickness is less than 0.1 mm, there is a problem of bending well, and in the case of exceeding 10 mm, there is a problem that the cloisonne glaze is not attached due to the difference of the coefficient of thermal expansion of the metal substrate. In order to solve the problem caused by the difference in the thermal expansion coefficient, the cloisonne glaze is applied and fired on the backside and the front surface of the metal substrate layer having a proper thickness to adjust the stress on the front and back sides. In the case of the thick metal substrate, Random patterns should be made to reduce the stress of the cloisonne glaze. However, making these patterns can cause design problems and may incur additional costs. More preferably 0.3 mm to 3 mm.

The first undercoat layer 21 is a layer formed by applying a glaze on the surface of the metal substrate layer 10 and firing it, and there is no limitation on the technique of forming the cloisonné, such as a wireless paperboard, a wire cloth paper, an inlaid paper cloth, For example, the first undercoat layer 21 may be formed by separately applying a glaze exhibiting various colors without forming a separate border or contour, applying the first glaze to the metal substrate layer 10, and then firing it, A pattern is formed by a thin metal line on the surface of the substrate 10, a glaze is applied therebetween, and then the first fine clay layer 21 is formed by firing.

Further, the first undercoat layer 21 is a transparent, semitransparent or opaque cloisonna layer formed by applying a transparent, translucent or opaque glaze and then firing, and the metal foil layer is projected on a portion where a transparent or translucent glaze is applied and fired . The first undercoat layer 21 may be formed on one side or both sides of the metal substrate.

The thickness of the first undercoat layer 21 is 0.01 mm to 5 mm. If the thickness is less than 0.01 mm, there is a problem that the surface of the metal base layer, to which the glaze is not uniformly applied, is exposed to the air and oxidized. When the thickness exceeds 5 mm, the glaze may fall off. More preferably 0.02 mm to 3 mm.

In addition, another layer may be further provided between the first undercoat layer 21 and the first coating layer 31 to provide a multilayer cloisonna layer 20. For example, in the case of further including the metal foil layer 22, the cloisonna layer 20 includes the first cloisonne layer 21, the second cloisonne layer 23, the first cloisonne layer 21, 23 may include a metal foil layer 22. When the second undercoat layer 23 is formed by applying and baking a transparent, translucent or opaque glaze, the metal foil layer 22 can be projected. The metal foil layer may include a silver foil layer, a gold foil layer, an aluminum foil layer, and the like.

The thickness of the metal foil layer 22 is 0.001 mm to 2 mm. If it is less than 0.001 mm, there is a problem of tearing, and when it is more than 2 mm, it is difficult to adhere to the metal substrate. More preferably 0.002 mm to 1 mm.

The thickness of the second embedment layer 23 is 0.01 mm to 5 mm. If the thickness is less than 0.01 mm, there is a problem that the surface of the metal foil layer to which the glaze is not uniformly applied is exposed to the air to be oxidized or destroyed by contact, and when the thickness is more than 5 mm, the glaze may fall off. More preferably 0.02 mm to 3 mm.

The first coating layer 31 is a coating layer made of a transparent plastic material formed on the clay layer 20. The clay layer 20 is formed by applying and curing a transparent coating composition on the clay layer 20 and may be an acrylic layer, a urethane layer, an epoxy layer, have. Since the printing layer 40 is easily formed and transparency is provided by providing the adhesive layer and the flatness on the cloisonna layer by the first coating layer 31, the metal substrate layer 10 and the cloisonna layer 20 are projected, Can be maintained.

The thickness of the first coating layer 31 is 0.001 mm to 5 mm. When the thickness is less than 0.001 mm, there is a problem that the transparency of the exposed portion may be seen differently due to the nonuniform coating, and when the thickness is more than 5 mm, the coating itself becomes difficult. More preferably 0.002 mm to 3 mm.

The printing layer 40 is a layer formed by UV curing in at least one region of the first coating layer 31. The printing layer 40 can display an image of a logotype or a character which is not only a simple form image but also a boundary line is clear and a straight line, have. The print layer 40 comprises an image and / or characters formed from UV curable coatings. That is, the image or character may be a special printed layer using a UV curable paint. Printing, or spray coating through a transfer paper.

The image and / or characters of the print layer 40 may be transparent, semitransparent or opaque, and if transparent or translucent, the texture and color of the layers under the print layer may be superimposed and projected, respectively.

The thickness of the print layer 40 is 0.001 mm to 10 mm. If it is less than 0.001 mm, there is a problem that the bottom is exposed if the printing is not uniform. If it is more than 10 mm, there is a problem that printing is difficult with a general printing machine and 3D printing is required. More preferably 0.002 mm to 5 mm.

The cloisonné decoration in the form of a laminate including the printing layer 40 according to the present invention may further comprise a second coating layer 32 on the printing layer 40. The second coating layer is a transparent coating layer, which can protect the print layer 40 from physical damage such as scratches and chemical damage such as oxidation, and can provide a gloss effect. Also, because of its transparency, the cloisonn layer and the print layer can be projected to provide a cloisonné decoration in which the image is formed on the cloisonne board.

The thickness of the second coating layer 32 is 0.001 mm to 50 mm. When the thickness is less than 0.001 mm, there is a problem that the printed material is exposed when the coating is not uniform, and when the thickness is more than 50 mm, a general coating method can not be used. More preferably 0.002 mm to 30 mm.

A laminated form of the cloisonne decoration is shown in Fig. As shown in FIG. 1, the first cloisonna layer 21 can be formed on both sides or one side of the metal substrate layer 10 (FIG. 1A), and a silver foil layer is further formed between the first and second cloisonna layers (Fig. 1B). A first coating layer 31 and a printing layer 40 are formed on the clay layer 20, and a second coating layer 32 may optionally be formed.

There are no limitations on the shape of the ornaments that can be produced through the method of manufacturing the cloisono formed with images and / or characters according to the present invention, and various accessories such as bow tie, key ring, business card case, mirror, USB, ball marker, , Interior and living products, as well as all products that can be decorated with cloisonne. FIG. 2 illustrates a cloisonroom decoration including images and / or characters according to an embodiment of the present invention.

A method of manufacturing a cloisonroom decoration including images and / or characters according to an embodiment of the present invention includes a degassing step (S1) for removing oil and fat material on a surface of a metal substrate layer, (S2) forming a first coating layer on the surface of the degreased metal substrate layer and firing a glaze on the surface of the degreased metal substrate layer, a first coating step (S3) coating and forming a first coating layer on the first coating layer, And a printing step (S4) of forming a printing layer including an image and / or characters through special printing on the first coating layer formed. FIG. 3 shows the steps of a method of manufacturing a cloisonne decoration including images and / or characters, which is one embodiment of the present invention.

The degreasing step S1 is a step for preparing the metal substrate layer 10. Since the surface of the generally processed metal alloy is contaminated with foreign substances and oil, it is a step for removing the glaze before applying the glaze. . When degreasing through heat treatment, heat treatment is preferably performed at 200 to 500 DEG C for 1 to 30 minutes.

The metal used as the metal substrate can be gold, silver, copper, iron, aluminum, stainless steel, glass and copper alloy, iron, brass and the like. Since the heat transferred to the glaze differs depending on the type of metal when the glaze is placed on the metal substrate, the glaze can provide aesthetic diversity even if the glaze of the same color is used.

The metal substrate is not limited in its shape and shape, but it is preferable that the metal foil has a surface in the form of a plate in which the glaze can be easily applied in the first stepping-stone formation step S2 and the image printing step S4.

The step of forming the first embedment layer (S2) is a step of forming the first emblem layer (21), in which the beauty of the embroidered cloisonne is produced by applying a glaze on the surface of the embedding layer (10) So that it can be permanently maintained. In addition, even in the case of glazing of the same color, it is possible to express various colors according to the base metal and the method of firing. Various forms of glaze can be used, including powder, granular, liquid, and the like.

The glaze includes a main raw material and a coloring agent, and various glazes such as a transparent glaze, a translucent glaze, and an opaque glaze can be used depending on the content of the emulsion. The main raw materials include SiO ₂ , Pb ₃ O ₄ , borax NaB ₄ O _{7 ·} 10H ₂ O, KNO ₃ and NaNO ₃ , and potassium carbonate K ₂ CO ₃ (Fe ₂ O ₃ ), antimony (Sb), chromium oxide (Cr ₂ O ₃ ), manganese dioxide (MnO ₂ ), gold (Au) and cobalt oxide (CoO) By controlling the content, it is possible to produce various colors. Emulsions include sodium silicate (Na ₂ SiF ₆ ), arsenic trioxide (As ₂ O ₃ ), antimony oxide (Sb ₂ O ₃ ) and tin oxide (SnO).

A glaze of various colors is applied to the surface of the degreased metal substrate layer. The glaze can be sprayed using a hand or a tool in the case of powders, or placed on a granule, and in the case of a liquid phase, it can be applied by a method using a brush.

The glaze may be applied to one side or both sides of the degreased metal substrate. After the glaze is applied, the glaze is baked at 600 to 900 DEG C for 1 to 5 minutes using a heat source such as a kiln or an electric furnace. If the firing is performed at a temperature lower than 600 ° C, the glaze is not sufficiently melted and is not adhered to the metal substrate layer. If the firing is performed at a temperature exceeding 900 ° C, the shape of the metal substrate may be deformed. More preferably, calcination is carried out at 650 to 850 占 폚.

More specifically, the step of forming the first embedment layer (S2) comprises applying a glaze to the surface of the metal substrate layer (S201), and baking it at 600 to 900 DEG C, more preferably at 700 to 820 DEG C for 1 to 5 minutes (Step S202).

After forming the first embedment layer (S2), a metal foil is applied to at least one region of the first embedment layer (S203) to apply a glaze on the metal foil layer (S204) , And further preferably at 700 to 820 캜 for 1 to 5 minutes (S205), so that a second clumped layer can be further formed. FIG. 4 shows a concrete procedure of the cloisonne forming step according to an embodiment of the present invention.

The first coating step S3 is a step of forming a first coating layer 30 on the clayboard layer 20 in order to easily form a printing layer including images and / or characters, ) Is coated with a transparent plastic resin composition and cured by applying heat to form the first coating layer 31. [ The first coating step is to coat the coating composition on the cloisonne layer and cure at 150-200 [deg.] C for 15-30 minutes, so that the first coating formed thereby provides flatness and adhesion suitable for the image to be printed . In addition, various special printing methods can be applied.

The coating composition used for the first coating uses a composition including a plastic resin including an acrylic resin, a urethane resin, an epoxy resin, etc. and a curing agent, a curing accelerator, and other additives. 15 to 20 parts by weight of a curing agent is contained relative to 100 parts by weight of the plastic resin. Preferably, the formation of the first coating layer by using the urethane resin composition is advantageous in terms of transparency, adhesiveness, and the like.

The plastic resin composition is applied in an amount of 0.01 to 10 g per 1 cm < ² > 0.01 g / cm when applied to less than ^2, the image and / or there is a print layer is printed including a character and a suitable flat difficult to provide the combination and adhesion problems, transmittance in the case where the coating in excess of 10 g / cm ² coating layer Or the edge of the edge is not cleaned neatly by the surface tension of the coating liquid and the coating liquid on the bottom, work plate or work table and the edge side is connected There is a problem that the edge is not cleanly processed. Urethane application can be done by using a spray or a brush on a flat table without dust, or by directly applying a coating liquid using a stick such as wooden chopsticks. It is necessary to uniformly coat the entire surface and determine the proper amount depending on experience. On the edge side, the surface tension of the coating liquid forms a natural curve without overflowing. The coating thickness can be from 0.05 mm to 5 mm.

In the printing method used in the printing step S4, a transfer sheet film printed with a pattern is attached to the first coating layer 31 using a UV-curable coating material, and ultraviolet rays (UV) A method in which a pattern image is printed on a layer or a desired image is input to a UV printer to print on a cloisonna layer formed with a first coating layer with a UV curable ink and simultaneously curing by irradiating UV light .

In the case of forming the printing layer 40 including images and / or characters through UV printing, not only mass production is easy, but customized small-volume production is also easy, and images, There is no restriction on color representation and there is no need for color separation. Therefore, it is suitable for expressions such as logos and characters that have a clear boundary line, a straight line, and a curve.

A cloisonob manufacturing method comprising a printing layer (40) comprising an image and / or a character according to an embodiment of the present invention is characterized in that the printing step (S4) is carried out on the printing layer (40) And a second coating step (S5) of forming a second coating layer (32). The printed image through the second coating layer 32 can be prevented from peeling off (e.g., scratch, oxidation, etc.) by physical and chemical external forces.

The second coating step S5 is a step of applying a transparent plastic resin composition on a printing layer containing an image and / or characters, and curing by applying heat to form a second coating layer 32. [ The second coating step is performed by applying the plastic resin composition onto the printing layer containing the image and / or characters and curing at 150 to 200 DEG C for 15 to 30 minutes. FIG. 5 shows the steps of a method of manufacturing a cloisonne decoration including images and / or characters, further comprising a second coating step according to an embodiment of the present invention.

15 to 20 parts by weight of a curing agent is contained relative to 100 parts by weight of the plastic resin.

The plastic resin composition used for the second coating includes a composition including a plastic resin including an acrylic resin, a urethane resin, an epoxy resin, etc. and a curing agent, a curing accelerator, and other additives. Preferably, the formation of the second coating layer by using the urethane or epoxy resin composition is advantageous in that it has excellent durability such as transparency, adhesiveness and scratch resistance.

The features, structures, effects, and the like illustrated in the above-described embodiments can be combined and modified in other embodiments by those skilled in the art to which the embodiments belong. Therefore, it should be understood that the present invention is not limited to these combinations and modifications.

Claims (10)

A metal substrate layer as a base layer of clay formation;
A transparent, semitransparent or opaque first clover layer formed on the metal substrate layer;
A first coating layer formed on the first undercoat layer, the first coating layer being transparent or semitransparent; And
And a printed layer including an image and / or a character formed in at least one region of the first coating layer, wherein the textures and the colors of the respective layers overlap each other.
The method according to claim 1,
Further comprising: a metal foil layer formed on at least one region of the first embryonic layer; and a transparent or translucent second embryoid layer formed on the metal foil layer.
The method according to claim 1,
Wherein the printed layer comprises an image and / or character formed from a UV curable coating.
The method according to claim 1,
And a second coating layer formed on the printing layer,
Wherein the first coating layer and the second coating layer are an acrylic layer, a urethane layer, or an epoxy layer.
The method according to claim 1,
The thickness of the metal base layer is 0.1 to 10 mm,
The thickness of the first embryonic layer is 0.01 to 5 mm,
The thickness of the first coating layer is 0.001 to 5 mm,
Wherein the thickness of the printing layer is 0.001 to 10 mm.
A degreasing step of removing a retaining material on the surface of the metal substrate layer;
Forming a first clover layer on the surface of the degreased metal substrate layer by applying a glaze to the surface of the degreased metal substrate layer and firing the glaze;
A coating composition of 0.01 to 10 g is applied to the surface of the formed first cilobro layer with a coverage of 1 cm ² of the first cilobro layer, and heat is applied at 150 to 200 캜 for 15 to 30 minutes to form a first coating layer A first coating step; And
And a printing step of forming a printing layer by UV curing on the formed first coating layer
Wherein the formed layers are overlapped with each other in texture and color.
The method according to claim 6,
Wherein the printing is a step of printing on a first coating layer using a printer using UV curable ink and then irradiating UV to form a printing layer.
The method according to claim 6,
After the printing step,
A second coating step of applying a coating composition on the printing layer and applying heat at 150 to 200 DEG C for 15 to 30 minutes to form a second coating layer.
The method according to claim 6,
After the step of forming the first embedment layer, before the printing step,
A metal foil layer forming step of depositing a metal foil on one surface or both surfaces of the first undercoat layer; And
Further comprising the step of forming a second embedding layer for applying and firing glaze on the metal foil layer.
9. The method of claim 8,
Wherein the coating composition in the first coating step and the second coating step is a urethane resin composition or an epoxy resin composition.

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