KR102217433B1 - Decorative sheet and method for manufacturing the same - Google Patents

Abstract

The invention relates to a decorative sheet and a method of manufacturing the same. The decorative sheet includes a decorative layer, an uneven layer, a planarization layer, and a transparent resin layer. The uneven layer is disposed on the decorative layer. The uneven layer includes first unevenness. The planarization layer is disposed on the uneven layer. The planarization layer includes second irregularities disposed on the first irregularities and complementary to the first irregularities. The planarization layer has a thicker thickness than the uneven layer. The transparent resin layer is disposed on the planarization layer.

Description

Decorative sheet and its manufacturing method {DECORATIVE SHEET AND METHOD FOR MANUFACTURING THE SAME}

The invention relates to a decorative sheet and a method of manufacturing the same.

The interior decorative sheet is a surface finishing material that can provide various decorative effects such as pictures, letters, numbers, patterns, and three-dimensional effect to interior and exterior materials for buildings, interior and exterior materials for automobiles, interior and exterior materials of electronic products, and the like.

As a method of imparting a three-dimensional effect to an interior decorative sheet, there is one such that the surface layer of the interior decorative sheet has an uneven structure. However, in this case, due to the uneven structure formed on the surface layer of the interior decorative sheet, it was impossible to implement a glossy product.

An object of the present invention is to provide a decorative sheet capable of implementing a glossy product and excellent in appearance quality and depth, and a method for manufacturing the same.

An object of the present invention is to provide a decorative sheet and a method of manufacturing the same, which enables the implementation of a glossy product having a mirror surface effect and has excellent appearance quality and depth.

An object of the present invention is to provide a decorative sheet excellent in vacuum forming and a manufacturing method thereof.

An object of the present invention is to provide a decorative sheet having excellent vacuum formability, capable of implementing a glossy product, and having excellent appearance quality and depth, and a manufacturing method thereof.

The present invention is to provide a decorative sheet having excellent vacuum formability, a glazed product having a mirror surface effect, and excellent depth and appearance quality, and a manufacturing method thereof.

The problems to be solved by the invention are not limited to those mentioned above, and the problems that are not mentioned will be clearly understood by those skilled in the art from the following description.

The decorative sheet according to the invention includes a decorative layer, an uneven layer, a planarization layer, and a transparent resin layer. The uneven layer is disposed on the decorative layer. The uneven layer includes first unevenness. The planarization layer is disposed on the uneven layer. The planarization layer includes second irregularities disposed on the first irregularities and complementary to the first irregularities. The planarization layer has a thicker thickness than the uneven layer. The transparent resin layer is disposed on the planarization layer.

In the decorative sheet, a vertical distance from the convex portion constituting the first unevenness to the planarization surface of the planarization layer may be 1 micron (µm) or more and 50 micron (µm) or less.

The decorative sheet may further include a surface treatment layer formed on the transparent resin layer.

The surface treatment layer may have higher gloss than the uneven layer or the planarization layer. For example, both the uneven layer and the planarization layer may be a matte layer, and the surface treatment layer may be a glossy layer.

In the decorative sheet, the planarization layer may have a higher refractive index than the uneven layer or the transparent resin layer.

In the decorative sheet, the transparent resin layer may have an elongation of 100% or more and 500% or less.

In the decorative sheet, the transparent resin layer may be composed of one of an acrylic resin film, an acrylonitrile-butadiene-Styrene (ABS) resin film, and a thermoplastic polyurethane resin film.

The manufacturing method of the decorative sheet according to the invention includes the following 1) to 5).

1) forming a first coating layer by coating a first coating material on a carrier film;

2) forming an uneven layer including the first unevenness on the carrier film by patterning the unevenness on the first coating layer;

3) By coating a second coating material on the first irregularities, the first irregularities and the complementary second irregularities are included, and the convex portions constituting the second irregularities are thicker than the projections constituting the first irregularities. Forming a planarization layer having on the uneven layer;

4) disposing a transparent resin film on the planarization layer; And

5) separating the carrier film from the uneven layer, and disposing a decorative layer on the surface of the uneven layer from which the carrier film has been removed;

Details of other embodiments are included in the detailed description and drawings.

In the present invention, a transparent resin layer is disposed on the top of the uneven layer, and a planarization layer is arranged between the uneven layer and the transparent resin layer, so that a glossy product can be realized, and a decorative sheet having excellent appearance quality and depth, and a manufacturing method thereof Can provide.

The invention imparts a mirror effect to the transparent resin layer disposed on the top of the uneven layer, and a planarization layer is disposed between the uneven layer and the transparent resin layer, so that it is possible to implement a mirror-polished product, and has excellent appearance quality and depth. A decorative sheet and a manufacturing method thereof can be provided.

The invention imparts a mirror surface effect to the transparent resin layer disposed on the top of the uneven layer, and by adding a matting agent to the uneven layer and the flattening layer, it is possible to realize a mirror surface glossy product, excellent appearance quality, and very sense of depth. It is possible to provide an excellent decorative sheet and a manufacturing method thereof.

The present invention can provide a decorative sheet excellent in vacuum formability and a manufacturing method thereof by applying a transparent resin film having a high elongation to the transparent resin layer.

The effects according to the invention are not limited by the contents exemplified above, and more various effects are included in the present specification.

1 is a schematic perspective view of a decorative sheet according to an embodiment.
2 is a schematic cross-sectional view taken along line A-A' of FIG. 1.
3 is an enlarged view of area I of FIG. 2.
4 is a schematic perspective view of a decorative sheet according to another embodiment.
5 is a schematic cross-sectional view taken along line B-B' of FIG. 4.
6 is an enlarged view of area II of FIG. 5.
7 is a manufacturing process diagram of a decorative sheet according to an embodiment.
8 to 12 are diagrams showing schematic manufacturing processes according to the manufacturing process diagram of FIG. 6.

Advantages and features of the invention, and a method of achieving them will become apparent with reference to embodiments and experimental examples to be described later in detail together with the accompanying drawings. It should be noted that the accompanying drawings are only for easily understanding the spirit of the technology disclosed in the present specification, and should not be construed as limiting the spirit of the technology by the accompanying drawings.

In addition, the invention is not limited to the content posted below, but can be implemented in various forms, and the content posted below makes the disclosure of the invention complete, and the invention is for those of ordinary skill in the art to which the invention belongs. It is provided to fully inform the scope of the invention, and the invention is only defined by the scope of the claims.

If it is determined that a detailed description of a related known technology may obscure the gist of the technology, the detailed description may be omitted.

The same reference numerals refer to the same components throughout the specification. In the drawings, the sizes and relative sizes of layers and regions may be exaggerated for clarity of description.

Although the first, second, and the like are used to describe various components, it goes without saying that these components are not limited by these terms. These terms are only used to distinguish one component from another component, and unless otherwise stated, the first component may be the second component.

Throughout the specification, unless otherwise specified, each component may be singular or plural.

Throughout the specification, when a part refers to "including" or "having" a certain component, this does not exclude other components, but further includes other components unless specifically stated to the contrary. It means something that can be included.

Throughout the specification, when referred to as "A and/or B", it means A, B or A and B, unless otherwise specified, and when referred to as "C to D", it means that a special opposite description is Unless there is one, it means that it is C or more and D or less.

When an element or layer is referred to as “on” or “on” of another element or layer, it is possible to interpose another layer or other element in the middle as well as directly above the other element or layer. All inclusive. On the other hand, when a device is referred to as "directly on" or "directly on", it indicates that no other device or layer is interposed therebetween.

Spatially relative terms "below", "beneath", "lower", "above", "upper", etc., as shown in the figure It may be used to easily describe the correlation between the device or components and other devices or components. Spatially relative terms should be understood as terms including different directions of the device during use or operation in addition to the directions shown in the drawings.

Hereinafter, with reference to the drawings, the invention will be described in more detail.

Decorative sheet

1 is a schematic perspective view of a decorative sheet according to an embodiment. 2 is a schematic cross-sectional view taken along line A-A' of FIG. 1. 3 is an enlarged view of area I of FIG. 2.

1 to 3, the decorative sheet 1000 includes a base layer 100, a decorative layer 200, an uneven layer 300, a planarization layer 400, and a transparent resin layer 500.

The base layer 100 may be a resin film layer and/or an adhesive layer. For example, the base layer 100 may be composed of a resin film. For example, the base layer 100 may be composed of an adhesive layer. For example, the base layer 100 may be composed of a resin film layer and an adhesive layer disposed on the lower surface thereof.

The base layer 100 may be a colored layer or a transparent layer. For example, the base layer 100 may be formed of a colored or transparent resin film layer. For example, the base layer 100 may be formed of a colored or transparent adhesive layer. For example, the base layer 100 may be composed of a colored or transparent resin film layer and a colored or transparent adhesive layer disposed on the lower surface thereof.

The decoration layer 200 is disposed on the base layer 100. The decorative layer 200 may be a printing layer or a metal deposition layer.

The decorative layer 200 may serve to impart aesthetics to the decorative sheet 1000 by forming a pattern in various ways such as transfer printing, gravure printing, screen printing, offset printing, rotary printing, or flexographic printing.

The decorative layer 200 may be formed by depositing a metal material through a method such as sputtering. The decorative layer 200 may serve to impart a metallic texture to the decorative sheet 1000 by depositing a metallic material.

The decorative layer 200 may be a colored layer, a metal texture layer, or a transparent layer. The composition of the ink for forming the colored layer, the printing method, etc. are not particularly limited. For example, one or two or more mixed printing inks or paints such as acrylic, vinyl chloride-vinyl acetate copolymer, urethane, polyester, cellulose derivative, chlorinated polypropylene, and polyvinyl butyral may be used. have. As the metal material forming the metal texture layer, tin, aluminum, copper, silver, platinum, chromium, nickel, etc. may be used, and one or two or more types may be used if necessary.

The decorative layer 200 may have a thickness of, for example, about 10 µm to about 100 µm, and when formed to a thickness of less than about 10 µm, printing may become difficult, and is formed with a thickness of more than about 100 µm. In this case, the manufacturing cost of the decorative sheet 1000 may increase.

At least one of the base layer 100 and the decorative layer 200 may be a colored layer. For example, the base layer 100 may be a colored layer, and the decorative layer 200 may be a transparent layer. Meanwhile, for example, the base layer 100 may be a colored layer, and the decorative layer 200 may be a metal texture pattern layer.

The uneven layer 300 is disposed on the decorative layer 200. The uneven layer 300 may include, for example, a 3D three-dimensional pattern, an embossed pattern, a hairline pattern, etc., and a sense of depth is given to the decorative sheet 1000 through a 3D three-dimensional pattern, an embossed pattern, and a hairline pattern. can do. The uneven layer 300 may be manufactured by various methods, and may be manufactured using, for example, an imprinting technique. The lower surface of the uneven layer 300 may have a flat surface, and the upper surface of the uneven layer 300 may have a first uneven surface.

The uneven layer 300 may have a thickness of, for example, about 10 μm to about 100 μm, and when formed to a thickness of less than about 10 μm, it may be difficult to impart a sense of depth to the decorative sheet 1000, and about If it is formed to a thickness of more than 100 μm, the depth of the decorative sheet 1000 may be impaired.

The uneven layer 300 may be a colored layer or a transparent layer. At least one of the base layer 100, the decoration layer 200, and the uneven layer 300 may be a colored layer. For example, the base layer 100 may be a colored layer, and both the decorative layer 200 and the uneven layer 300 may be transparent layers. Meanwhile, for example, the base layer 100 may be a colored layer, the decorative layer 200 may be a metallic patterned layer, and the uneven layer 300 may be a transparent layer.

The planarization layer 400 is disposed on the uneven layer 300. The planarization layer 400 may be manufactured by applying a coating material on the uneven layer 300. The planarization layer 400 includes a first unevenness and a complementary second unevenness of the uneven layer 300. The planarization layer 400 may have second unevenness on its lower surface and a flat surface on its upper surface. The second irregularities are arranged in engagement with the first irregularities, and the thickness D2 of the convex portions constituting the second irregularities is larger than the thickness D1 of the convex portions constituting the first irregularities.

In other words, the planarization layer 400 has a thicker thickness than the uneven layer 300 and serves to fill the first unevenness. The planarization layer 400 fills the first unevenness of the unevenness layer 300 and flattens the upper surface, thereby generating the interior of the decorative sheet 1000 due to the unevenness layer 300 in the interior of the decorative sheet 1000. It is possible to minimize possible micropores. The planarization layer 400 may improve the appearance quality of the decorative sheet 1000.

The planarization layer 400 may have a thickness of, for example, about 11 μm to about 150 μm, about 13 μm to about 150 μm, or about 15 μm to about 150 μm, and less than about 11 μm When formed to a thickness of, since the uneven layer 300 may not be completely filled, micropores may be generated between the uneven layer 300 and the planarization layer 400, and formed with a thickness of more than about 150 μm. If so, the depth of the decorative sheet 1000 may be impaired.

Meanwhile, the vertical distance (H) from the convex portion constituting the first unevenness to the planarization surface of the planarization layer 400 is 1 micron (µm) or more, 50 micron (µm) or less, 3 micron (µm) or more, and 50 microns. (Μm) or less, or 5 microns (µm) or more and may be within a range of 50 microns (µm) or less. Within the above range, the planarization layer 400 may not impair the sense of depth exerted by the uneven layer 300. If it is less than 1 micron (㎛), the flattening effect may not be expressed, so that a problem may occur in adhesion reliability between the uneven layer 300 and the transparent resin layer 500, and if it exceeds 50 micron (㎛), the uneven layer 300 ), the feeling of embossing is not easily felt, or when the flattening layer 400 is formed, non-uniformity of the coating film may be caused.

In terms of adhesion reliability between the uneven layer 300 and the transparent resin layer 500, a sense of depth and process stability of the decorative sheet 1000, from the convex portions constituting the first unevenness to the flattened surface of the planarization layer 400 The lower limit of the vertical distance H of may be greater than 1 micron (µm), and may be, for example, 3 microns (µm) or more and 5 microns (µm) or more.

The planarization layer 400 may be a colored layer or a transparent layer. At least one of the base layer 100, the decoration layer 200, the uneven layer 300, and the planarization layer 400 may be a colored layer. For example, the base layer 100 may be a colored layer, and the decoration layer 200, the uneven layer 300, and the planarization layer 400 may all be transparent layers. Meanwhile, for example, the base layer 100 may be a colored layer, the decorative layer 200 may be a metallic patterned layer, and both the uneven layer 300 and the planarization layer 400 may be transparent layers.

The transparent resin layer 500 is disposed on the planarization layer 400. The transparent resin layer 500 may be formed of a transparent resin film having an elongation suitable for vacuum forming. The transparent resin layer 500 may be formed of a film having an elongation of 100% or more and 500% or less. If the elongation is less than 100%, molding defects may occur during vacuum molding, and if the elongation is more than 500%, the film may become too brittle, resulting in process problems.

In terms of vacuum forming and process stability, the transparent resin layer 500 may be composed of a film having an elongation of 150% or more and 450% or less, and a film having an elongation of 200% or more and 400% or less.

When the transparent resin layer 500 is composed of a transparent resin film, the transparent resin film may be laminated or attached to the planarization layer 400 using heat or pressure.

Examples of the transparent resin film that can be applied to the transparent resin layer 500 include an acrylic resin film, an ABS (Acrylonitrile-Butadiene-Styrene) resin film, a thermoplastic polyurethane resin film, etc., but within the range of the above-described elongation. Various films may be applied, and are not limited to the above examples. However, in terms of vacuum forming, the transparent resin layer 500 may not include a polyethylene terephthalate (PET) resin biaxially stretched film.

The transparent resin layer 500 may have a thickness of, for example, about 50 µm to about 150 µm, and when formed to a thickness of less than about 50 µm, it may be difficult to exhibit a gloss effect. When formed in a thickness, the sense of depth of the decorative sheet 1000 may be impaired.

In terms of the gloss effect and sense of depth of the decorative sheet 1000, the transparent resin layer 500 may have, for example, a thickness of about 60 µm to about 140 µm, and a thickness of about 70 µm to about 130 µm. .

Meanwhile, the decorative sheet 1000 may further include a surface treatment layer 600. The surface treatment layer 600 may be disposed on the transparent resin layer 500. The surface treatment layer 600 is formed by surface-treating one surface of the transparent resin layer 500 and may have a mirror surface effect.

The surface treatment layer 600 may be, for example, a scratch-resistant layer capable of improving the scratch resistance of the decorative sheet 1000, an ultraviolet ray-resistant layer for preventing the decorative sheet 1000 from being deteriorated by ultraviolet rays, etc. .

The surface treatment layer 600 may be formed by applying an ultraviolet curable composition such as a urethane acrylate-based UV curable composition on the transparent resin layer 500 and curing it through ultraviolet irradiation. It can be formed in a way.

The surface treatment layer 600 may have a thickness of, for example, about 1 µm to about 50 µm, and when formed to a thickness of less than about 1 µm, it may be difficult to exert a mirror gloss effect, and exceed about 50 µm. If it is formed in the thickness of the decorative sheet 1000 may impair the sense of depth.

In terms of the gloss effect and the sense of depth of the decorative sheet 1000, the surface treatment layer 600 may have, for example, a thickness of about 3 μm to about 45 μm, and a thickness of about 5 μm to about 40 μm. .

Meanwhile, the base layer 100 and the adhesive layer 200 may be implemented as one first film F1. The first film F1 may include an adhesive layer 200 disposed on the base layer 100.

For example, the first film F1 may have a structure in which the decorative layer 200 is disposed on a colored or transparent resin film. For example, the first film F1 may have a structure in which a metal deposition layer or a printing layer is disposed on a colored or transparent resin film. For example, the first film F1 may have a structure in which a metal deposition layer or a printing layer is disposed on a colored or transparent adhesive layer.

In addition, the uneven layer 300, the planarization layer 400, the transparent resin layer 500, and the surface treatment layer 600 may be formed of one second film F2. The second film F2 may be disposed on the first film F1.

Meanwhile, when all the layers constituting the decorative sheet 1000 are formed of a transparent layer, the planarization layer 400 may have a higher refractive index than the uneven layer 300 and/or the transparent resin layer 500. For example, the planarization layer 400 may have a higher refractive index than the uneven layer 300. For example, the planarization layer 400 may have a higher refractive index than the transparent resin layer 500. For example, the planarization layer 400 may have a higher refractive index than both the uneven layer 300 and the transparent resin layer 500.

4 is a schematic perspective view of a decorative sheet 1000' according to another embodiment. 5 is a schematic cross-sectional view taken along line B-B' of FIG. 4. 6 is an enlarged view of area II of FIG. 5.

Hereinafter, only the difference between the decorative sheet 1000 and the decorative sheet 1000 ′ will be described in detail, and the same components and the same structure have been described in detail above, so a detailed description thereof will be omitted. do.

The decorative sheet 1000 ′ differs from the decorative sheet 1000 in that the surface treatment layer 600 has a higher gloss than the uneven layer 300 ′ and/or the flattening layer 400 ′. For example, in the decorative sheet 1000 ′, the surface treatment layer 600 may be a glossy layer, and the uneven layer 300 ′ and/or the planarization layer 400 ′ may be a matte layer.

In the decorative sheet 1000', as a method of imparting a difference in gloss between the surface treatment layer 600 and the uneven layer 300' and/or the flattening layer 400', the uneven layer 300' and/ Or, for example, adding a matting agent 400' to the planarization layer 400'.

Specifically, in the decorative sheet 1000 ′, the uneven layer 300 ′ and/or the planarization layer 400 ′ may include matting agents P and P ′. In this case, the decorative sheet 1000 ′ is different from the decorative sheet 1000 in that the uneven layer 300 ′ and/or the planarization layer 400 ′ further includes a matting agent (P, P′). have.

Examples of matting agents (P, P') include inorganic particles such as barium sulfate, silicon dioxide, calcium carbonate, titanium dioxide, talc, antimony trioxide, silica particles, polyamide, color bar, candy lira, rice, petrolatum , Wax-based matting agents such as polyethylene, polypropylene, and polytetrafluoroethylene, silica-based matting agents such as silica, silica rubber powder, silicone resin powder, and silicone mixed powder, and the like.

The inorganic particles may include silica particles having a particle diameter of about 0.5 μm to about 15 μm. The'particle diameter' refers to the'average particle diameter' and means the average value of the diameters measured in an arbitrary area of the particle.

Manufacturing method of decorative sheet

7 is a manufacturing process diagram of a decorative sheet according to an embodiment. 8 to 12 are diagrams showing schematic manufacturing processes according to the manufacturing process diagram of FIG. 6.

A method of manufacturing a decorative sheet according to an embodiment includes forming a first coating layer ICL by applying a first coating material on a carrier film CF (S1). The carrier film CF may be a polyethylene terephthalate (PET) film.

The first coating material may include, for example, a UV-curable acrylic syrup and a matting agent. UV curable acrylic syrup. For example, it may be a solvent-free UV curable acrylic syrup.

Examples of the matting agent include inorganic particles such as barium sulfate, silicon dioxide, calcium carbonate, titanium dioxide, talc, antimony trioxide, silica particles, polyamide, color bar, candy lira, rice, petrolatum, polyethylene, polypropylene, And silica-based matting agents such as wax-based matting agents such as polytetrafluoroethylene, silica, silica rubber powder, silicone resin powder, and silicone mixed powder.

The manufacturing method of the decorative sheet includes forming the uneven layer 300 including the first unevenness on the carrier film CF by patterning the unevenness on the first coating layer ICL (S2).

An example of a method of patterning the irregularities on the first coating layer ICL includes an imprinting technique. An example of the imprinting technology may be a UV-curable imprint, and when using this, a stamp with a predetermined pattern is brought into contact with the first coating layer ICL, and then heat is applied to the first coating layer ICL. By imparting fluidity to the coating layer and subsequently applying pressure, the first coating layer ICL is filled between the patterns of the stamp, and then the first unevenness may be formed by removing the stamp after cooling.

By using a UV-curable imprint, a first unevenness layer 300 may be formed on one surface and a flat surface in direct contact with the carrier film CF on the other surface.

The manufacturing method of the decorative sheet includes forming a planarization layer 400 covering the uneven layer 300 by applying a second coating material on the first unevenness (S3). Specifically, the second coating material is applied on the uneven layer 300 to a thickness that completely covers the first unevenness, and the planarization layer 400 includes a second unevenness complementary to the first unevenness and convex constituting the first unevenness Compared to the portion, the convex portion constituting the second irregularities has a thicker thickness.

The second coating material may include, for example, a UV curable acrylic syrup and a matting agent. The UV curable acrylic syrup may be a solvent free UV curable acrylic syrup.

As described above, when all the layers of the decorative sheet are transparent layers, the second coating material may be made of a material having a higher refractive index than the first coating material. As described above, when all layers of the decorative sheet are transparent layers, the second coating material may be made of a material having a higher refractive index than that of the transparent resin film TF.

Examples of the matting agent include inorganic particles such as barium sulfate, silicon dioxide, calcium carbonate, titanium dioxide, talc, antimony trioxide, silica particles, polyamide, color bar, candy lira, rice, petrolatum, polyethylene, polypropylene, And silica-based matting agents such as wax-based matting agents such as polytetrafluoroethylene, silica, silica rubber powder, silicone resin powder, and silicone mixed powder.

The manufacturing method of the decorative sheet includes disposing a transparent resin film (TF) on the planarization layer 400 (S4). The transparent resin film TF may be surface-treated to have a mirror surface gloss effect. The transparent resin film TF may be surface-treated to have scratch resistance.

Examples of the transparent resin film (TF) include an acrylic resin film, an ABS (Acrylonitrile-Butadiene-Styrene) resin film, a thermoplastic polyurethane resin film, etc., and a transparent resin film (TF) on the planarization layer 400 After the arrangement, heat and pressure may be applied to laminate or laminate the transparent resin film TF on the planarization layer 400.

In the manufacturing method of the decorative sheet, the carrier film CF is separated from the uneven layer 300, and the decorative layer 200 and the base layer 100 are formed on the lower surface of the uneven layer 300 from which the carrier film CF is removed. It includes (S5) arranging the included base film (B).

Although the embodiments have been described with reference to the accompanying drawings, the invention is not limited to the above embodiments, but may be manufactured in various different forms by combining the contents posted in each embodiment, and in the technical field to which the invention pertains. Those of ordinary skill in the art will understand that the invention can be implemented in other specific forms without changing the technical idea or essential features. Therefore, it should be understood that the embodiments described above are illustrative in all respects and not limiting.

1000, 1000': decorative sheet
100: base layer
200: decorative layer
300: uneven layer
400: planarization layer
500: transparent resin layer
600: surface treatment layer

Claims (12)

Decorative layer;
An uneven layer disposed on the decorative layer and including first unevenness;
A planarization layer comprising second irregularities disposed on the first irregularities complementary to the first irregularities, and having a thicker convex portions constituting the second irregularities than the convex portions constituting the first irregularities;
A transparent resin layer disposed on the planarization layer; And
Including; a surface treatment layer formed on the transparent resin layer,
A vertical distance from the convex portion constituting the first unevenness to the planarization surface of the planarization layer is 5 microns (µm) or more and 50 microns (µm) or less,
Both the uneven layer and the planarization layer are matt layers, the surface treatment layer is a glossy layer,
The planarization layer has a higher refractive index than the transparent resin layer.
Decorative sheet. delete delete delete delete The method of claim 1,
The planarization layer is a decorative sheet having a higher refractive index than the uneven layer. delete The method of claim 1,
The transparent resin layer is a decorative sheet having an elongation of 100% or more and 500% or less. The method of claim 1,
The transparent resin layer is a decorative sheet composed of one of an acrylic resin film, an ABS (Acrylonitrile-Butadiene-Styrene) resin film, and a thermoplastic polyurethane resin film. Coating a first coating material on a carrier film to form a first coating layer;
Forming an uneven layer including first unevenness on the carrier film by patterning the unevenness on the first coating layer;
By coating a second coating material on the first irregularities, the convex portions constituting the second irregularities include a second irregularities complementary to the first irregularities and have a thicker thickness compared to the projections constituting the first irregularities. Forming a planarization layer on the uneven layer;
Disposing a transparent resin film on the planarization layer; And
Separating the carrier film from the uneven layer, and disposing a decorative layer on the surface of the uneven layer from which the carrier film has been removed; Including,
Including a surface treatment layer formed on the transparent resin layer composed of the transparent resin film,
A vertical distance from the convex portion constituting the first unevenness to the planarization surface of the planarization layer is 5 microns (µm) or more and 50 microns (µm) or less,
Both the uneven layer and the planarization layer are matt layers, the surface treatment layer is a glossy layer,
The planarization layer has a higher refractive index than the transparent resin layer.
Manufacturing method of decorative sheet. The method of claim 10,
The first coating material and the second coating material, including a matting agent,
Manufacturing method of decorative sheet. The method of claim 10,
The second coating material has a high refractive index compared to the first coating material,
Manufacturing method of decorative sheet.

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