KR200419456Y1 - Decorative sheet with excellent three-dimensional texture - Google Patents

Abstract

The present invention discloses a decorative sheet having excellent three-dimensional texture with excellent three-dimensional effect by exhibiting a synchronizing effect by transferring a transfer film having a three-dimensional pattern layer formed on a general colored sheet.

The present invention, in order to more effectively represent the three-dimensional texture of the decorative sheet, the transfer film having a surface treatment layer, a printing layer and a three-dimensional pattern layer on the transfer film plywood on the top of the general colored sheet formed with a tuning printing layer The three-dimensional pattern layer, the print layer, and the surface treatment layer are tuned to the sync printed layer of the general colored sheet, so that the three-dimensional texture is more excellent than the three-dimensional effect of the general decorative sheet.

Decorative sheet, three-dimensional effect, transfer film, surface treatment layer, printed layer, three-dimensional pattern layer, sync printed layer

Description

 Decorative Sheet with Excellent Cubic Texture {Decoration Sheet with Excellent Cubic Texture}

1 is a flow chart of a decorative sheet manufacturing process excellent in three-dimensional texture according to the present invention.

Figure 2 is a cross-sectional view of the decorative sheet in the printing form of a one-layer structure according to the present invention.

Figure 3 is a cross-sectional view of the decorative sheet in the printing form of a two-layer structure according to the present invention.

Figure 4 is a cross-sectional view of the transfer film of the present invention.

* Explanation of symbols for the main parts of the drawings

1: colored sheet 10: transfer film

11: surface treatment layer 12: solid pattern layer

13: printed layer 14: transfer film

15: copper print layer 20: easy sheet

The present invention relates to a decorative sheet having excellent three-dimensional texture, and particularly, to produce a transfer film having a three-dimensional pattern layer, and to transfer the transfer film by matching a pattern to a colored sheet printed by a general printing method. It relates to a decorative sheet having excellent three-dimensional texture.

As is well known, the decorative sheet refers to a finishing material that protects the material and expresses the exterior in various colors and textures. In particular, the decorative sheet is widely used as a material for decorating interior surfaces of building materials, furniture, and desks.

The decorative sheet is manufactured by a general coating or laminating method, and the laminating film has an adhesive type and an adhesive type, and melamine sheet, paper, and PVC, depending on the material used. (Poly Vinyl Chloride), PP (Polypropylene) decorative sheet.

In addition, recently, a decorative sheet in which a transparent film made of polyethylene terephthalate (PET) or polypropylene (PP) is added to the uppermost layer of the decorative sheet is used. At this time, a printed layer is formed under the transparent film using gravure printing or the like. The transparent film may be embossed to add a three-dimensional effect.

Such decorative sheets can be classified into overlays, wraps, membranes, edges, and the like, and are appropriately used according to their respective uses.

These decorative sheets are able to express a variety of colors and designs, increasing the interest of consumers, especially recently renovated the interior of the interior without the need to remove or re-install furniture or interior materials, re-install only the surface finish economically desired interior The use of adhesive decorative sheets, which can be quickly constructed, is increasing rapidly.

Since the decorative sheet has a printing layer on only one side of the transparent film or the colored film by the general ink, there is a problem in that it shows only a simple printed pattern without expressing a sense of depth or three-dimensional feeling even when printing with various colors or patterns.

In order to solve this problem, Korean Utility Model Application No. 2004-23066 (the name of the design: decorative sheet having a three-dimensional effect, hereinafter referred to as 'quoting draft') is disclosed, which is illustrated in FIG. 1.

This cited proposal is a transparent film containing a PEARL pigment on top of the first film layer 102 and the first printing layer 102 and the parent film Easy Film 101 and the Easy Film 101. (103), the second printing layer 104 on the transparent film 103, the surface treatment layer 105 coated on the upper portion of the second printing layer 104, and the surface treatment layer 105 It is composed of an embossed layer 106 formed to have a concave-convex shape of the same shape as the printed pattern on the top).

Such a reference design uses the easy film 101 as a substrate of a decorative sheet, and the first printed layer 102 is printed on the top surface of the easy film 101 or the bottom surface of the transparent film 103. In the gravure printing method, the remaining counts are printed except for the final print count.

In addition, since the transparent film 103 is a transparent film 103 to which a pearl (PEARL) pigment is added as compared to a general transparent film forming a printing layer, when the decorative effect is given to the upper and lower parts by using a gravure method. (PEARL) The three-dimensional appearance that appears to be caused by the pigment can be added to add a three-dimensional effect. The easy film 101 and the transparent film 103 may be plywood and embossing work due to the properties of the thermoplastic PVC resin, and the easy film 101 and the transparent film 103 are extruded using a rolling process or a Ti-die using a calendar. Can be manufactured by processing.

The second printed layer 104 is formed by printing the final frequency by a gravure printing method to be synchronized with the printed pattern of the first printed layer 102 on the upper surface of the transparent film 103, the surface treatment layer 105 is Using a printing roll of the same pattern as the printed pattern formed on the second printed layer 104, the gravure by partially coating a non-glossy, glossy treatment agent on the second printed layer 104 to be synchronized with the printed pattern. It is formed by a printing method.

The easy film 101, the first printed layer 102, the transparent film 103, the second printed layer 104, the surface treatment layer 105, and the like are subjected to plywood treatment through a thermal plywood machine. When embossing is performed using plywood and embossing using the embossing roll having the same shape as the printed pattern on the upper surface of the surface treatment layer 105, the embossed layer 106 is formed to be synchronized with the printed pattern to form a three-dimensional decoration. You get a sheet.

This citation forms the first and second printed layers that are tuned to both sides of the transparent film containing PEARL pigments, and the gloss effect of coherent with the printed pattern of the printed layer and coexisting matte and gloss effects. By forming a surface treatment layer and an emboss layer additionally synchronized with the printed pattern, it is possible to manufacture a decorative sheet having a large synchronization stereoscopic effect, but by using a general gravure printing method of the material of the base film (PVC) Due to the poor heat resistance of the material), thermal deformation of the product may occur in the manufacturing process, and there is a problem in that it is vulnerable to the protection of the printed pattern.

The purpose of the present invention devised to solve such a problem is to form a three-dimensional pattern layer on the transfer film of PET material having excellent heat resistance than PVC material in producing a decorative sheet excellent in three-dimensional texture and printing the transfer film in a general printing method It is to provide a decorative sheet having excellent three-dimensional texture and a method of manufacturing the same to be able to double the depth of the three-dimensional effect by transferring the pattern to the colored sheet printed by the.

The present invention relates to a decorative sheet having excellent three-dimensional texture, and a method of manufacturing the same, comprising a colored sheet, a copper-printed layer, a three-dimensional pattern layer, a printed layer, and a surface treatment layer, and forming a surface treatment layer on a transfer film. And printing a predetermined pattern and manufacturing a three-dimensional pattern transfer film by laminating and gelling a sol for forming a three-dimensional pattern layer on the lower part of the printed pattern and gelling the same. Provided is a decorative sheet having excellent three-dimensional texture of a laminated structure on which a layer of color-coated sheets are laminated, and a printed printing layer, a three-dimensional pattern layer, a printing layer, and a surface treatment layer are sequentially stacked on the colored sheet, and a manufacturing method thereof.

In addition, according to the present invention in the decorative sheet having excellent three-dimensional texture, the three-dimensional pattern layer is 100 parts by weight of vinyl chloride resin (Vinylchloride resin), 25 to 100 parts by weight of plasticizer, 1 to 4 parts by weight of stabilizer and pearl pigment (Pearl) Pigment) Provided is a decorative sheet excellent in three-dimensional texture characterized in that it is made of a sol composition comprising 1 to 50 parts by weight, and a method for producing the same.

1 is a process flowchart for producing a decorative sheet having excellent three-dimensional texture according to the present invention. As shown in the drawing, the decorative sheet first forms the surface treatment layer 11, the print layer 13, and the three-dimensional pattern layer 12 on the transfer film 14 to complete the three-dimensional pattern transfer film 10. In addition, after the colored sheet 1 is manufactured and thermally laminated to form the copper-printed layer 15, the copper-printed layer 15 on the colored sheet 1 and the printed layer 13 of the transfer film 10 are tuned. After the plywood is peeled off, the transfer film 14 is peeled off, thereby completing a decorative sheet having excellent three-dimensional texture according to the present invention.

Referring to the manufacturing process of the decorative sheet excellent in three-dimensional texture of the present invention according to the decorative sheet shown in FIG. The colored sheet 1 is, for example, 100 parts by weight of a PVC straight resin having a polymerization degree of 800 to 1000, 5 to 30 parts by weight of plasticizer, 1 to 3 parts by weight of stabilizer, 2 to 20 parts by weight of filler, and 5 to 20 parts by weight of titanium oxide. , 1 ~ 5 parts by weight of colored pigment is mixed and mixed in a mixer with a high speed impeller for 5 to 20 minutes, kneaded in a BANBURY MIXER or an extruder, and then rolled in a calendar or extruded in a Ti-die sheet. Can be obtained.

The plasticizer may be used alone or mixed with dioctylphthalate (DOP) or an epoxy plasticizer, and the stabilizer may be a complex stabilizer of cadmium-barium-zinc or barium-zinc, and the filler may be calcium carbonate or silica. It is used in the form of a filler of 1 μm coating type.

The printed sheet 15 is printed by printing a predetermined printed pattern on the colored sheet 1. The printing method may be performed through known offset printing, rotary screen printing, or transfer printing in addition to gravure printing.

At this time, the general ink used is 10 to 40% by weight of a PVC-based copolymer having a polymerization degree of 600 to 700, 30 to 70% by weight of methyl ethyl ketone, and 1 to 20% by weight of a known pigment. can do. The composition of the general ink used is not limited to the above examples, and of course, can be applied to known acrylic inks.

The transfer film 10 is subjected to a surface treatment with a two-component surface treatment agent using a knife coater, a (forward / reverse) roll coater, a screen coater or the like to the general transfer film 14. At this time, it is cured by heating for 20 to 60 seconds at a speed of 10 ~ 50m / min at 80 ~ 120 ℃. After printing a predetermined pattern on the gravure printing method to form the print layer 13, the sol (Sol) containing a certain percentage of pearl pigment is matched with the pattern to be emphasized using a gravure or rotary screen. It is coated with a thickness of 10 to 100 µm, and heated to 130 to 210 ° C. at a speed of 10 to 50 m / min for 20 to 200 seconds to complete the gelation.

At this time, the composition of the three-dimensional pattern layer 12 is a suitable amount of 25 to 100 parts by weight of plasticizer, 1 to 5 parts by weight of stabilizer, 1 to 50 parts by weight of pearl pigment and other additives to 100 parts by weight of vinyl chloride resin having a polymerization degree of 500 to 2000. It is made into a sol (Sol) state by mixing. The pearl pigment has a plate-like structure coated with titanium dioxide (TiO₂) on the mica, the color depends on the thickness of the coated titanium dioxide, the particle size of 1 ~ 250㎛ are used.

The effect of the three-dimensional pattern layer 12 may be different depending on the color, particle size, content of the added pearl pigment. When the content of the pearl pigment is less than 1 part by weight based on 100 parts by weight of the vinyl chloride resin, the steric effect is deteriorated. When the content of the pearl pigment is more than 50 parts by weight, the print sharpness is deteriorated. Therefore, the content of the pearl pigment is preferably in the range of 1 to 50 parts by weight.

Hereinafter, the present invention will be described in detail with reference to Examples.

<Example>

<Production of Transfer Film 10>

     100 parts by weight of a urethane-based main part, 10 parts by weight of an acid hardening type curing agent, and 30 parts by weight of methyl ethyl ketone (MEK), which is a solvent for viscosity adjustment, were coated on a transfer film using a reverse roll coater, and then coated at 50 μm. It was dried for 40 seconds in a hot air oven.

     100 parts by weight of vinyl chloride resin having a degree of polymerization of 1700, 40 parts by weight of dioctylphthalate as a plasticizer, 3 parts by weight of epoxy compound, 15 parts by weight of butylbenzylphthalate, 2.5 parts by weight of barium-zinc compound as a heat stabilizer, and a white kerosene component as a viscosity reducing agent. 20 weight part of phosphorus DSOL-240R and 40 weight part of white pearl pigments were mixed, and the pearl sol (Sol) was mix | blended.

     After printing the last frequency of a predetermined pattern by a gravure printing method on the upper surface of the transfer film treated with a stock printing machine, the sol is mixed with a gravure or rotary screen using the above-mentioned sol. The coating was made with a thickness of 30 μm to match the pattern to be emphasized, and heated at 160 ° C. at a speed of 20 m / min for 30 seconds (ㅁ 5 seconds) to gel to prepare a steric pattern transfer paper.

<Production of Colored Sheet 1>

      100 parts by weight of a PVC straight resin having a degree of polymerization of 1000, 20 parts by weight of dioctylphthalate, 3 parts by weight of a barium-zinc compound, heat stabilizer, 10 parts by weight of titanium oxide, and 2 parts by weight of pigmented pigment, in a blender with a high-speed impeller. The mixture was mixed for 10 minutes, kneaded in a BANBURY MIXER or an extruder, and rolled in a calendar to prepare a colored sheet.

<Formation of the copper-printed layer 15 on the colored sheet 1>

On the colored sheet 1 prepared above, the previous frequency was printed except for the last frequency through a general gravure printing machine.

   <Formation of surface treatment layer 11, printed layer 13, three-dimensional pattern layer 12>

After passing through the gelling drum (Gelling Drum) (about 170 ℃) to gel the colored sheet (1) containing the printed layer 15, the fabric surface temperature is maintained at about 100 ℃ or more, Using the laminating roll (about 140 ℃) by inserting the three-dimensional pattern transfer paper prepared in the upper layer and laminated on the colored sheet (1) by the surface treatment layer 11, printed layer 13, three-dimensional pattern layer ( 12) were formed simultaneously.

<Peeling of Transfer Film 14>

The surface treatment layer 11, the printing layer 13, the three-dimensional pattern layer 12 is formed on the colored sheet 1 including the tuning printed layer 15, and then the transfer film 10 is laminated. After passing the decorative sheet through a cooling drum (Cooling drum) and cooled to about 20 ℃, peeling the transfer film 14 from the decorative sheet to complete a decorative sheet excellent in three-dimensional texture.

In addition, the present invention can be made of a two-layer decorative sheet by adding a plywood by adding the easy sheet 20 to the lower portion of the colored sheet 1 in addition to the above embodiment.

In this way, the present invention is manufactured by combining the general gravure printing and the transfer printing method, and due to the excellent heat resistance of the transfer film (PET material), there is no thermal deformation of the product during the manufacturing process, and it is possible to enhance the deeply synchronized stereoscopic effect. It can of course have the effect of protecting the printed pattern.

Claims (2)

In the known decorative sheet formed by forming the tuning printed layer 15, the three-dimensional pattern layer 12, the printed layer 13, and the surface treatment layer 11 on the upper side of the colored sheet 1, respectively, The tuned print layer 15 includes a transfer film 10 formed by sequentially forming the surface treatment layer 11, the print layer 13, and the three-dimensional pattern layer 12 below the transfer film 14. A decorative sheet having excellent three-dimensional texture, characterized in that the structure is formed by plywood on the colored sheet (1) and peeling the transfer film (14). The method of claim 1, Decorative sheet excellent in three-dimensional texture, characterized in that the structure is formed by further comprising an easy film 20 in the lower portion of the colored sheet (1).

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