JP2006255915A - Embossed decorative paper, its manufacturing method and paper container using embossed decorative paper - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide embossed decorative paper which is obtained by applying fine numerous-lines like uneven pattern groups to metal gloss raw paper by emboss processing and having the original beautifulness without allowing the density irregularity or the like of a paper base material to appear on a metal gloss layer, its manufacturing method and a paper container using the embossed decorative paper. <P>SOLUTION: The fine numerous-lines like uneven pattern groups 30 due to heating emboss processing are applied to the metal gloss raw paper 20, which is obtained by applying the metal gloss layer 1 to the paper base material 10 through a thermoforming resin layer 14 so that a large number of pixels are gathered to constitute the embossed decorative paper 1. The height difference H between the fine numerous-lines like uneven pattern groups 30 is 0.003-0.1 mm and the pitch P thereof is 0.005-0.3 mm. The manufacturing method of the embossed decorative paper is also disclosed. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  TECHNICAL FIELD The present invention relates to an embossed decorative paper that embellishes the surface of a paper substrate such as paperboard by embossing and decorates it, increases its commercial value, a manufacturing method thereof, and an embossed decorative paper container using the embossed decorative paper Especially for paper boxes for high-quality sake, etc., a beautiful embossed decorative paper with its surface glossy with aluminum foil etc. and a fine uneven pattern on it, its manufacturing method and its use It relates to a paper container.

  Conventionally, for example, a high-quality sake or whiskey paper box, which has been embossed with fine pattern irregularities on its side wall surface to increase the commercial value of the paper box, and to make it even more beautiful, There is one in which a metallic luster is applied to the surface of the base material with an aluminum foil or the like, and fine pattern unevenness is registered by printing and embossing (for example, refer to Patent Document 1).

  On the other hand, as an embossing pattern (design etc.) for the above-mentioned beautification, an emboss pattern in which a plurality of line-shaped uneven pattern groups having different line directions are gathered on the metal foil (aluminum foil) layer on the surface of the base material. There is an “opal image” that has a so-called opal effect in which the shading and brightness of the line-shaped uneven pattern group dynamically changes when the viewing angle is changed (see, for example, Patent Document 2).

The above prior art documents are shown below.
JP-A-6-344649 JP 2003-72219 A (paragraph 0011, etc.)

  However, the above-mentioned conventional technology, that is, a metal glossy base paper with a metallic gloss layer made of aluminum foil or the like on the surface of a paper base material, has been subjected to embossing to give a fine concavo-convex pattern such as a line shape. , Uneven density of the paper base material (due to surface roughness based on gaps between fibers of the paper base material) appears on the surface of the metallic luster layer, and lacks the sharpness and brightness of the light and shade Thus, there was a problem that the so-called “opal effect” was lacking and the original beauty was lost.

  The present invention solves the problems of the prior art, and the problem is that the metallic gloss base paper having a metallic gloss layer on a paper base material is formed by a line pattern group by embossing. In embossed decorative paper with fine pattern irregularities, the embossed decorative paper has its original beauty without unevenness of density of the paper base material appearing in the metallic luster layer, its manufacturing method and its use It is to provide a paper container.

  In order to achieve the above object in the present invention, first, in the invention of claim 1, a metallic glossy base paper having a metallic gloss layer formed on a paper base material via a thermoformable resin layer is subjected to a heat embossing process. The embossed decorative paper is characterized by being provided with fine concavo-convex portions made of a line-shaped pattern group.

  Further, in the invention of claim 2, the fine irregularities formed by the line-shaped pattern group by the heat embossing have a height difference in a range of 0.003 to 0.1 mm, and a pitch of 0.005 to 0.005. The embossed decorative paper according to claim 1, wherein the embossed decorative paper is within a range of 0.3 mm.

  In the invention of claim 3, a paper base and a metallic gloss layer are sandwich laminated with a resin having thermoformability to produce a metallic gloss base paper. An embossed decorative paper manufacturing method is characterized in that a flat plate-type embossed plate having fine uneven portions formed of a group of patterns is heated, moved up and down, and pressed.

  According to a fourth aspect of the present invention, a thermoforming resin layer is formed by melt-extruding a resin having thermoformability on a paper substrate, and a metallic gloss layer is formed on the surface of the thermoformable resin layer by vapor deposition or transfer of a metal vapor deposition thin film. To produce a metallic glossy base paper, and heat the plate-type embossed plate with fine irregularities made of line-shaped patterns on the surface of the metallic glossy base paper. It is set as the manufacturing method of the embossed decorative paper characterized by pressing.

  In the invention of claim 5, a thermoformable resin layer is formed by melt extrusion of a resin having a thermoformability on a paper substrate, and a metallic luster layer is applied to the surface of the thermoformable resin layer by printing with an aluminum paste ink. To produce a metallic glossy base paper, and heat and move the plate-type embossed plate with fine irregularities made of line-shaped patterns on the metallic glossy layer surface of the metallic glossy base paper to pressurize it. It is set as the manufacturing method of the embossed decorative paper characterized by these.

  Further, in the invention of claim 6, the fine irregularities formed by the line-shaped pattern group applied to the flat plate type embossed plate have a depth in the range of 0.003 to 0.1 mm and the pitch. Is in the range of 0.005 to 0.3 mm, the embossed decorative paper manufacturing method according to any one of claims 3 to 5.

  Furthermore, in invention of Claim 7, it is set as the paper container using the embossed decorative paper of the said Claim 1 or 2.

  Since this invention is the above structure, there exist the following effects.

  That is, according to the first aspect of the present invention, a line pattern group is formed by embossing heat and pressure applied to a metallic glossy base paper having a metallic glossy layer provided on a paper base via a thermoformable resin layer. This thermoformable resin layer absorbs unevenness in the density of the paper base material (due to surface roughness based on gaps between fibers of the paper base material) and the surface. A sharp line-shaped uneven pattern with a sharp edge is obtained, and uneven density of the paper base material does not appear on the surface of the metallic luster layer as in the past. (Sharpness) and brightness increase, and embossed decorative paper having an original beauty and excellent in so-called “opal effect” can be obtained.

  According to the second aspect of the present invention, the difference in altitude of the fine irregularities formed by the line-shaped pattern group in the heating embossing is set to a range of 0.003 to 0.1 mm, An opal image with excellent so-called “opal effect”, which is excellent in contrast (sharpness) and brightness of the metallic luster layer on the surface by setting the pitch of the concavo-convex portion of the group to a range of 0.005 to 0.3 mm. Can be used as embossed decorative paper.

If the height difference of the fine irregularities formed by the above-mentioned line-shaped pattern group is less than 0.003 mm and the pitch (of the irregularities of the line-shaped pattern group) is less than 0.005 mm, the fine irregularities are The depth and brightness of the metallic luster layer on the surface is too shallow and too fine, resulting in embossed decorative paper with no original beauty. If the pitch exceeds 1 mm and the pitch exceeds 0.3 mm, the fine uneven portions are too deep and rough, and the surface metallic luster layer loses light and shade, so that the so-called “opal effect” is lost.

  According to the third aspect of the present invention, the paper base and the metallic gloss layer are sandwich-laminated with a resin having thermoformability to produce a metallic gloss base paper. In addition, a sandwich-type laminate layer made of a resin having thermoformability is formed by heating a flat-plate type embossed plate with fine irregularities made of a line-shaped pattern group by heating, moving up and down, and applying pressure. Absorbs uneven density of materials (due to surface roughness based on gaps between fibers of paper base material) and forms sharp sharp line-shaped uneven patterns on metallic glossy base paper. In this way, the density unevenness of the paper base material does not appear on the surface of the metallic luster layer, thus increasing the sharpness and brightness of the surface metallic luster layer, so-called "opal effect" Excellent natural beauty It can be a method for producing embossed decorative paper.

  According to the invention of claim 4 above, a thermoformable resin layer is formed by melt extrusion of a resin having thermoformability on a paper substrate, and vapor deposition or transfer of a metal vapor-deposited thin film is formed on the thermoformable resin layer surface. A metallic glossy base paper is prepared by applying a metallic glossy layer, and a flat type embossed plate with fine irregularities made of line-shaped patterns on the metallic glossy layer surface of the metallic glossy base paper is heated to By moving and applying pressure, the melt-extruded resin layer made of a resin having thermoformability absorbs uneven density of the paper base material (due to surface roughness based on gaps between fibers of the paper base material). In addition, a sharp and sharp line-shaped uneven pattern group is formed on the metallic gloss base paper, and the density unevenness of the paper base material does not appear on the metallic gloss layer surface as in the past, so the surface metallic gloss In the layer, sharpness and sharpness Tighten Masa to come, it can be a method for producing embossed decorative paper having the original beautiful is excellent in so-called "opal effect."

  According to the fifth aspect of the present invention, a thermoformable resin layer is formed by melt-extruding a resin having thermoformability on a paper base, and the surface of the thermoformable resin layer is printed with aluminum paste ink. A metallic glossy base paper is prepared by applying a glossy layer, and a flat plate type embossed plate with fine irregularities made of line-shaped patterns on the metallic glossy layer surface of the metallic glossy base paper is heated and moved up and down. And pressurizing, the melt-extruded resin layer made of a resin having thermoformability absorbs uneven density of the paper base material (due to surface roughness based on gaps between fibers of the paper base material) and the like, and A sharp and sharp line-shaped uneven pattern group is formed on the metallic glossy base paper, and unevenness of the density of the paper base material does not appear on the metallic glossy layer surface as in the past. In sharpness (sharpness) Tighten Masa shine can be a method for producing embossed decorative paper having the original beautiful is excellent in so-called "opal effect."

  Further, according to the invention of claim 6, the depth of the fine irregularities formed by the line-shaped pattern group applied to the flat plate type embossed plate is in the range of 0.003 to 0.1 mm, By setting the pitch in the range of 0.005 to 0.3 mm, a sharp sharp line-shaped uneven pattern group is formed on the metallic glossy base paper, and thus the sharpness (sharpness of the shading) is formed on the metallic glossy layer on the surface. And embossed decorative paper having an original beauty excellent in so-called “opal effect”.

The depth of the fine concavo-convex portion formed by the line-shaped pattern group applied to the flat plate type embossed plate is less than 0.003 mm, and the pitch (of the fine concave portion of the line-shaped pattern group) is 0.005 mm. Otherwise, the fine embossed portion is too fine to corrode the metal and the embossed plate that forms the uneven portion cannot be drawn, so the embossed decorative paper obtained by heating embossing of this embossed plate is not If the depth of the fine irregularities formed by the line-shaped pattern group forming the embossed plate exceeds 0.1 mm and the pitch exceeds 0.3 mm. The embossed plate's fine irregularities are too deep and rough, and the metallic luster layer of embossed decorative paper obtained by heat embossing with this embossed plate loses the sharpness and brightness of the shading and lacks the so-called "opal effect" Is not preferable because Uninaru.

  Furthermore, according to the invention which concerns on the said Claim 7, the paper container of the embossed decoration obtained by setting it as the paper container using the embossed decorative paper of the said Claim 1 or 2 is the A sharp and sharp line-shaped uneven pattern group is formed on the surface such as the side wall, and an opal image excellent in so-called “opal effect” is formed on the metallic gloss layer on the surface, which is excellent in shading and sharpness and brightness. It can be set as the made paper container.

  The “opal effect” mentioned above refers to the angle at which an image is formed by forming a plurality of fine line-shaped uneven patterns on the surface with metallic luster by changing the direction of the line for each pixel little by little (opal). When the direction is changed, the shading and brightness of each line-shaped uneven pattern group dynamically changes, which means the effect of producing an extremely brilliant gloss like opal.

  The best mode for carrying out the present invention will be described below in detail with reference to the drawings.

  FIG. 1 is an enlarged perspective view of a part of the embossed decorative paper of the present invention, and FIG. 2 is a side sectional view for explaining one step of the method for producing the embossed decorative paper of the present invention. Moreover, FIG. 3 is explanatory drawing of the embossing plate used for the manufacturing method of the embossed decorative paper of this invention, FIG. 4 is a sectional side view of the transfer foil which is an example of the manufacture. Furthermore, FIG. 5 is explanatory drawing of the paper-made containers using the embossed decorative paper of this invention.

  In the present invention, for example, as shown in a partially enlarged perspective view of FIG. 1, a metallic glossy base paper in which a metallic glossy layer (12) is provided on a substrate (10) via a thermoformable resin layer (14). (20), embossed decorative paper (1) comprising an embossed pattern in which three fine line-shaped uneven pattern groups (30) obtained by heat embossing are assembled, and the manufacturing method thereof, for example, these embossed decorative paper (1) and this manufacturing method, as shown in the perspective view of FIG. 5, an emboss pattern in which a plurality of fine line-shaped concavo-convex pattern groups (30) by heat embossing are assembled on the side wall surface of the trunk is applied. The present invention relates to a paper container (5) that exhibits a very beautiful gloss of opal.

  In the invention according to claim 1, for example, as shown in FIG. 1, a paperboard such as a coated ball is used as a base material (10), and a thermoformable resin layer (14) excellent in thermoformability at a low temperature such as polyethylene. 3), a fine line-shaped uneven pattern group (30) by heat embossing is assembled on the surface of a metallic glossy base paper (20) on which a metallic glossy layer (12) made of aluminum foil or the like is applied. An embossed decorative paper (1) formed by forming an embossed pattern.

  As described above, a thermoformable resin layer (14) excellent in thermoformability at a low temperature such as polyethylene was applied between a substrate (10) such as paperboard and a metallic luster layer (12) made of aluminum foil or the like. By using the metallic glossy base paper (20), the thermoformable resin layer (14) absorbs uneven density of the rough base material (10) such as paperboard, and on the surface of the metallic glossy base paper (20). Since the line-shaped uneven pattern group (30) is formed by gathering three pixels by heat embossing, a sharp line-shaped uneven pattern group (30) with a good cut is obtained on the surface, and thus the surface metal The embossed decorative paper (1) can be obtained in which the brightness (sharpness) and brightness of the gloss layer (12) are increased, and the original beauty is so-called “opal effect”.

The line-shaped concavo-convex pattern group (30) may be composed of only one pixel. However, when a plurality of pixels are assembled as shown in FIG. It can also be an opal image.

  In the invention according to claim 2, for example, as shown in FIG. 1, the fine line-shaped uneven pattern group (10) by heat embossing has an altitude difference (H) of 0.003 to 0.00. The embossed decorative paper (1) has a pitch (P) in the range of 0.005 to 0.3 mm within a range of 1 mm.

  Thus, the height difference (H) of the fine line-shaped uneven pattern group (30) formed by heat embossing is in the range of 0.003 to 0.1 mm, and the pitch (P) is 0.005 to 0.00. By setting the range to 3 mm, the surface metallic luster layer (12) is excellent in contrast and sharpness (sharpness) and brightness, and when the viewing direction and angle are changed, the surface metallic luster layer (12) is dark and light. It is possible to obtain a very beautiful embossed decorative paper (1) which is excellent in sharpness (sharpness) and brightness and excellent in so-called “opal effect”.

  If the height difference (H) of the fine line-shaped uneven pattern group (30) is less than 0.003 mm and the pitch (P) is less than 0.005 mm, the fine uneven parts are shallow and too fine. The metallic luster layer (12) on the surface is not clear and bright, and it becomes embossed decorative paper (1) with a blurred pearl image without the original beauty. Conversely, the fine line-shaped uneven pattern group (30) When the height difference (H) exceeds 0.1 mm and the pitch (P) exceeds 0.3 mm, the fine line-shaped uneven pattern group (30) is too deep and rough, and the metallic gloss layer (12 ), The embossed decorative paper (1) lacks the so-called “opal effect”.

  The surface of the metallic gloss layer (12) constituting the metallic glossy base paper (20) can be provided with a printing layer (not shown) such as a pattern with a printing ink having excellent transparency to improve the design effect. An overcoat layer (not shown) composed mainly of a resin having excellent heat resistance and fastness such as acrylic and polyester resin can be provided on the surface of the metallic gloss layer (12) to protect the metallic gloss layer (12). .

Base material constituting the embossed decorative paper (1) as (10), for example, basis weight 210g / m ² ~500g / m ² about coated board, no coated cardboard, ivory or card paper manila board, special A low-grade paperboard with a rough surface such as a Manila ball or a yellow ball or a chip ball can also be used.

  Moreover, as the thermoformable resin layer (14) constituting the embossed decorative paper (1), for example, linear low density polyethylene (LLDPE), low density polyethylene (LDPE), medium density polyethylene (MDPE), The resin layer is excellent in thermoformability at a relatively low temperature, such as ionomer (IO) and unstretched polypropylene (CPP), and has a thin film thickness of 10 to 50 μm, preferably about 15 μm. The method for producing decorative paper will be described.

  Moreover, as a metallic luster layer (12) which comprises the said embossed decorative paper (1), for example, the aluminum vapor deposition film which gave the aluminum vapor deposition layer to the aluminum foil about 10 micrometers thick, the polyethylene terephthalate film about 12 micrometers thick, or Examples thereof include those printed with metal paste ink.

Further, the invention according to claim 3 is, for example, the production of embossed decorative paper (1) in which a fine line-shaped uneven pattern group (30) is provided on the surface of a metallic glossy base paper (20) as shown in FIG. For example, as shown in the cross-sectional side view of FIG. 2, heat such as low-density polyethylene between a base material (10) made of paperboard and a metallic luster layer (12) made of an aluminum vapor-deposited film or the like. Metallic glossy base paper with so-called sandwich laminate that extrudes and laminates resin with excellent moldability (
20).

  Subsequently, on the surface of the metallic glossy layer (12) of the metallic glossy base paper (20) obtained above, for example, a top view of FIG. 3 (a) and a cross-sectional view of FIG. As shown in FIG. 1, a flat plate-type embossed plate (3) provided with a fine line-shaped concavo-convex pattern group (32) of 3 pixels is heated, moved up and down, and pressurized to give an emboss as shown in FIG. It is a manufacturing method of embossed decorative paper made into decorative paper (1).

  The flat plate type embossed plate (3) is obtained, for example, by forming a line-shaped concavo-convex pattern group (32) on a flat copper plate by an intaglio plate making method used for securities printing, that is, by hand or mechanical engraving corrosion method. Furthermore, a copper plate practical plate (practical embossed plate) can be obtained by the electroconcentration method based on this copper plate original plate.

  In addition, the invention according to claim 4 is a method for producing embossed decorative paper (1) as shown in FIG. 1, for example, as shown in the side sectional laminate diagram of FIG. Extruded resin having excellent thermoformability such as melted low density polyethylene to the base material (10) to form a thermoformable resin layer (14), and further on the surface of the thermoformable resin layer (14), For example, aluminum is vapor-deposited and a metallic luster layer (12) is applied to produce a metallic luster base paper (20).

  Subsequently, on the surface of the metallic glossy layer (12) of the metallic glossy base paper (20) obtained above, for example, a top view of FIG. 3 (a) and a cross-sectional view of FIG. As shown in FIG. 1, a flat plate-type embossed plate (3) provided with a fine line-shaped concavo-convex pattern group (32) of 3 pixels is heated, moved up and down, and pressurized to give an emboss as shown in FIG. It is a manufacturing method of embossed decorative paper made into decorative paper (1).

  In the invention according to claim 4, the metallic luster layer (12) formed on the surface of the thermoformable resin layer (14) is made of, for example, polyethylene having a thickness of about 12 μm as shown in the side sectional view of FIG. Using a metal vapor-deposited transfer foil (40) in which an easy-peeling layer (42), a protective layer (43), an aluminum vapor-deposited layer (44), and an adhesive layer (45) are laminated in this order on a terephthalate film (41), an easy-peelable layer The aluminum vapor deposition layer (44) with the protective layer (43) from (42) may be adhered and transferred by the adhesive layer (45).

  Thus, since the metallic luster layer (12) is obtained by transferring the aluminum vapor deposition layer (44), partial transfer is possible only on necessary portions, and the embossed decorative paper is more economical and suitable for design. (1) can be obtained.

  Furthermore, the invention according to claim 5 is a method for producing embossed decorative paper (1) as shown in FIG. 1, for example, as shown in the side sectional laminate diagram of FIG. The base material (10) is extruded with a resin having excellent thermoformability, such as molten low density polyethylene, to form a thermoformable resin layer (14), and further on the surface of the thermoformable resin layer (14). For example, a metallic gloss base paper (20) is produced by applying a metallic gloss layer (12) by printing with aluminum paste ink.

  Subsequently, on the surface of the metallic glossy layer (12) of the metallic glossy base paper (20) obtained above, for example, a top view of FIG. 3 (a) and a cross-sectional view of FIG. As shown in FIG. 1, a flat plate-type embossed plate (3) provided with a fine line-shaped concavo-convex pattern group (32) of 3 pixels is heated, moved up and down, and pressurized to give an emboss as shown in FIG. It is a manufacturing method of embossed decorative paper made into decorative paper (1).

Moreover, in the invention which concerns on the said Claim 6, as shown in FIG.3 (a) and FIG.3 (b) showing the BB surface, for example, the line applied to the flat plate type embossed plate (3) Of embossed decorative paper, wherein the depth (ED) of the concavo-convex pattern group (32) is in the range of 0.003 to 0.1 mm, and the pitch (EP) is in the range of 0.005 to 0.3 mm. It is.

  By setting the depth (ED) and pitch (EP) of the line-shaped uneven pattern group (32) applied to the embossed plate (3) as described above, as shown in FIG. ) A sharp and sharp line-shaped uneven pattern group (30) is formed on the surface, and as a result, the surface of the metallic luster layer (12) is increased in sharpness and brightness and is too fine. Thus, it can be a method for producing embossed decorative paper having an original beauty excellent in so-called “opal effect” which is not too rough.

  The heating temperature of the flat plate type embossed plate (3) in the method for producing embossed decorative paper is about 75 ° C. to 250 ° C., and is appropriately selected depending on the thickness of the thermoformable resin layer (14), the type of resin, and the like. If this temperature is less than 75 ° C., sufficient line-shaped uneven pattern group (30) is not formed on the thermoformable resin layer (14), and conversely if it exceeds 250 ° C, the thermoformable resin layer ( 14) melts and a sufficient line-shaped uneven pattern group (30) is not formed, which is not preferable.

  Further, the pressurization by the vertical movement of the flat plate type embossing plate (3) is embossed in a short time at a high pressure of about 0.5 MPa to 400 MPa, and if this pressure is less than 0.5 MPa, thermoformability is achieved. A sufficient line-shaped uneven pattern group (30) is not formed on the resin layer (14). On the contrary, if the pressure exceeds 400 MPa, the line-shaped uneven pattern group (32) of the embossed plate (3) may be crushed. Absent.

  Furthermore, as shown in the perspective view of FIG. 5, for example, the invention according to claim 7 uses an embossed decorative paper (1) obtained by the above-described embossed decorative paper manufacturing method, The embossed decorative paper container (5) is provided with a line-shaped uneven pattern group (30) on the body side wall of the paper container (5), and has an excellent opal effect. The paper container (5).

  Specific examples of the present invention will be described below.

A coated ball having a basis weight of 310 g / m ² is used as a base material, and an aluminum vapor-deposited film in which aluminum is vapor-deposited on a 12 μm PET film is used as a metallic gloss layer. The thermoformable resin thus obtained was melt extruded and laminated with a thermoformable resin layer having a thickness of 15 μm to obtain a metallic glossy base paper.

  On the other hand, an embossed plate having a line-shaped uneven pattern group depth of 0.04 mm and a pitch of 0.08 mm was prepared.

  The embossed plate is attached to a foil stamping machine: SP102-BMA type (manufactured by Bobst), and the plate pressure: 34 MPa, plate temperature; To get embossed decorative paper.

  Below, the comparative example of this invention is demonstrated.

The embossed decorative paper was prepared in the same manner as in Example 1 except that the substrate was laminated with a metallic gloss layer via a polyurethane-based dry lamination adhesive to obtain a metallic glossy base paper, and the embossed plate was not heated to room temperature. Obtained.

  The embossed decorative paper obtained in Example 1 has a sharp, sharp, line-like uneven pattern on its surface, and thus the surface of the metallic luster layer has sharpness (sharpness) and brightness. The original beauty was excellent in the so-called “opal effect”. On the other hand, the embossed decorative paper obtained in Example 2 for comparison shows uneven density of the coated cardboard in the metallic luster layer, lacking its sharpness and sharpness, The original beauty, that is, the “opal effect” was lost.

It is a fragmentary perspective view explaining one embodiment of embossed decorative paper of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 illustrates an embodiment of a method for producing embossed decorative paper according to the present invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 illustrates one embodiment of a method for producing embossed decorative paper according to the present invention, in which (a) is a top view of an embossed plate, and (b) is a side cross-sectional view taken along a line B-B in (a). It is explanatory drawing represented by these. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a side sectional view illustrating an example of a transfer foil used for forming a metallic gloss layer, illustrating an embodiment of a method for producing embossed decorative paper of the present invention. It is a perspective view of the paper container boxed using one example of embossed decorative paper of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Embossed decorative paper 3 ... Embossed plate 5 ... Embossed decorative paper container 10 ... Base material 12 ... Metal gloss layer 14 ... Thermoformable resin layer 20 ... Metal gloss base paper 30 ... Line-like concavo-convex pattern group 32 ... Line-like concavo-convex pattern group applied to embossed plate 40 ... Aluminum vapor deposition transfer foil 41 ... Polyethylene terephthalate film 42 ... Easy peeling layer 43 ... Protective layer 44 ... Aluminum vapor deposition Layer 45 ··· Adhesive layer ED ··· Depth of line-like uneven pattern group of embossed plate EP ··· Pitch of line-like uneven pattern group of embossed plate H ·············· Depth P ... Pitch of line-shaped uneven pattern group of embossed decorative paper

Claims (7)

  A metallic luster base paper having a metallic luster layer formed on a paper base material via a thermoformable resin layer is provided with fine irregularities formed of a line-shaped pattern group by heat embossing. Embossed decorative paper.   The fine irregularities formed by the line-shaped pattern group by the heat embossing have a height difference in the range of 0.003 to 0.1 mm and a pitch in the range of 0.005 to 0.3 mm. The embossed decorative paper according to claim 1.   A paper base and a metallic gloss layer are sandwich-laminated with a resin having thermoformability to produce a metallic glossy base paper, and fine uneven portions made up of line-shaped patterns on the metallic glossy layer surface of the metallic glossy base paper A method for producing embossed decorative paper, characterized in that a flat plate type embossed plate to which is applied is heated and moved up and down to pressurize it.   A metal glossy base paper is produced by forming a thermoformable resin layer by melt extrusion of a resin having thermoformability on a paper base material, and applying a metal luster layer to the surface of the thermoformable resin layer by vapor deposition or transfer of a metal vapor deposition thin film. An embossed decoration characterized by heating a plate-type embossed plate having fine irregularities formed of a line-shaped pattern group on the surface of the metallic glossy layer of the metallic glossy base paper, and heating and moving it up and down to pressurize it. Paper manufacturing method.   A thermoforming resin layer is formed by melt-extruding a resin having thermoformability on a paper base material, and a metallic luster layer is formed on the surface of the thermoformable resin layer by printing with an aluminum paste ink. An embossed decorative paper characterized by heating a plate-type embossed plate with fine irregularities made of a line-shaped pattern group on the surface of the metallic glossy base of the metallic glossy base paper, and heating and moving it up and down to apply pressure. Production method.   The fine concavo-convex portion formed of a line-shaped pattern group applied to the flat plate type embossed plate has a depth in the range of 0.003 to 0.1 mm and a pitch of 0.005 to 0.3 mm. The method for producing embossed decorative paper according to any one of claims 3 to 5, wherein the embossed decorative paper is a range.   A paper container using the embossed decorative paper according to claim 1.

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