JP2007094123A - Label and synthetic-resin made container with in-mold label - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To obtain layer constitution of a label for recalling texture and appearance which are not seen before by developing unique visual effect and to provide an article which gives a purchaser a special image by sticking the label to the container. <P>SOLUTION: The label is formed by stacking a transparent or translucent base material layer 2, a pattern print layer 4 which is printed in a specified pattern, and an adhesion layer 5 to be bonded to a decorated body in order. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a label that is used by being attached to a product such as a container, and a synthetic resin container with an in-mold label.

  The decoration of products such as containers occupies a large part of the product power, and the product image is large by exhibiting decorating properties so that buyers can feel a high-class or unique feel by painting, printing, etc. Try to improve.

Conventionally, there is an in-mold molding method for labels, which is one of the surface decoration techniques for molded products made of synthetic resin, where the label is placed in the mold in advance and the label is attached to the molded product surface at the same time as molding. The surface of the molded product is known, for example, with letters, figures, symbols, designs, etc., and the label can be integrated with the container body without any step on the surface. Can be granted. (For example, see Patent Document 1)
JP 2005-189628 A

  An object of the present invention is to find a layer structure of a label for revealing a unique visual effect and reminiscent of an unprecedented texture and texture, and sticking this label to a container etc. The purpose is to provide goods.

  Among the present invention for solving the above technical problems, the means of the present invention according to claim 1 is a transparent or translucent base material layer, a pattern printed layer formed by printing in a predetermined pattern, and an object to be decorated. The label is formed by sequentially laminating adhesive layers to be adhered.

  In the above-described configuration according to claim 1, the pattern of the pattern print layer can be formed by arranging a portion where the print layer is formed and a portion where the print layer is not formed in a predetermined pattern. Also, the pattern can be formed by changing the thickness of the print layer and the print density.

  And by the said structure of Claim 1, while making a base material layer transparent or semi-transparent, the pattern of a pattern printing layer appears floating through the base material layer, and the part without a printing layer, a printing layer When the layer thickness or concentration is low, the surface color of the object to be decorated with the label attached through the adhesive layer appears to overlap, and a three-dimensional and unique visual effect is exhibited.

  According to a second aspect of the present invention, there is provided the invention according to the first aspect, wherein the pattern printing layer is a light shielding layer for suppressing light transmission.

  With the above-described configuration, the degree of light transmission varies along the pattern formed by the light shielding layer, and a three-dimensional visual effect is more exhibited.

  According to a third aspect of the present invention, there is provided the invention according to the first or second aspect, wherein the light shielding layer is printed and formed on a textured pattern of Japanese paper.

According to the above-described configuration of claim 3, the light-shielding layer is printed and formed into a Japanese paper texture-like pattern, thereby forming a texture-like texture unique to Japanese paper formed by laminating many fibers on the surface of the label through the base material layer. The pattern can be revealed and the product can be reminiscent of a Japanese-style feel.
In addition, the visual effect can be made to appear as if the Japanese paper is partially seen through by largely breaking the texture.

  According to a fourth aspect of the present invention, in the invention according to the first, second, or third aspect, a pattern printing layer formed by printing a pattern is laminated on the upper surface of the base material layer.

In the above-described configuration according to claim 4, the pattern is a generic term for a character, a design, a pattern, a pattern, or a combination thereof. With the above-described configuration according to the fourth aspect of the present invention, the pattern printing layer on which the pattern is printed is combined with the visual effect of the pattern printing layer on the pattern, and an unprecedented decoration effect is exhibited.
For example, if the layer thickness or density of the pattern print layer is reduced, light is transmitted through this print layer, so the pattern appears to overlap characters, designs, designs, patterns, etc. These characters, designs, designs, patterns, etc. Can be displayed with various textures.

  The means of the invention described in claim 5 is that, in the invention described in claim 1, 2 or 3, the base material layer is made of translucent oil-resistant paper.

  According to the above-described configuration, the base material layer is made of translucent oil-resistant paper, so that light is scattered and transmitted by the fibers constituting the paper, so that the pattern printing is performed together with the texture of the base material layer itself. The pattern of the layer can appear in a slightly blurred form, and a soft texture can be recalled.

  According to a sixth aspect of the present invention, in the first, second, third, fourth or fifth aspect of the invention, the adhesive layer is a heat seal layer and an in-mold label is formed.

  According to the configuration of claim 6, an adhesive layer made of an adhesive or a heat seal layer made of a heat seal material can be used as the adhesive layer. By using a mold label, the label can be applied to the surface of the decorated body without any step at the same time as the molding of the synthetic resin decorated body, and exhibits better decorating properties. be able to.

  According to a seventh aspect of the present invention, there is provided a synthetic resin container having an in-mold label in which the in-mold label according to the sixth aspect of the present invention is heat-welded and bonded by in-mold molding.

  According to the above-described configuration of the seventh aspect, it is possible to provide a synthetic resin container in which an unprecedented visual effect is exhibited by the pattern printing layer.

The present invention has the above-described configuration, and has the following effects.
In the invention according to claim 1, the pattern of the pattern printing layer appears to float through the base material layer, and the label is not present in the portion of the pattern printing layer where there is no printing layer, or where the layer thickness or density of the printing layer is low. The color of the surface of the object to be decorated, which is pasted through the adhesive layer, appears to overlap, and a three-dimensional and unique visual effect is exhibited.

  In the invention according to claim 2, the degree of light transmission varies along the pattern formed by the light shielding layer, and a three-dimensional visual effect is more exhibited.

   In the invention described in claim 3, a texture-like pattern peculiar to Japanese paper can be made to appear by the light shielding layer, and a Japanese image can be given to the product.

  In the invention described in claim 4, the design printing layer combines the design with the visual effect of the pattern printing layer, and exhibits an unprecedented decoration effect.

  In the invention of claim 5, by making the base material layer a semi-transparent oil-resistant paper, the texture of the base material layer itself and the pattern printed layer appear in a slightly blurred form. It is possible to recall a soft texture.

    In the invention of claim 6, the label can be attached to the surface of the object to be decorated without any step at the same time as the object to be decorated by in-mold molding, and more excellent decorating properties. Can be demonstrated.

  In invention of Claim 7, the synthetic resin container which can demonstrate the visual effect which is not conventionally by a pattern printing layer can be provided.

Embodiments of the present invention will be described with reference to the drawings.
1 and 2 show an embodiment of the label of the present invention. This label 1 is a label for an in-mold label, and FIG. 1 is a longitudinal cross-sectional view showing a state of being pasted on the surface of a container body 9 that is a body to be decorated. The light shielding layer 4a which is the pattern printing layer 4 and the heat seal layer 5a which is the adhesive layer 5 are laminated on the layer 3 and the back surface.

FIG. 2 (a) shows a state in which a pattern printing layer 3 formed by printing characters designed by screen printing is laminated on a base layer 2 made of translucent oil-resistant paper.
FIG. 2B shows a printing pattern of the light shielding layer 4a, which is printed on a textured pattern of Japanese paper using black printing ink. The black part is the part where the printed layer is formed, and the white part is the part where the white layer is not formed. By combining this white and black part, a textured pattern of Japanese paper is created by laminating many fibers. ing.
FIG. 2C shows the state of the label 1 as viewed from the front side, and the pattern of the Japanese paper texture of the light shielding layer 4a can be seen through the translucent base material layer 2, and the pattern printing layer 3 Overlapping with the design-like characters, a Japanese-style visual effect is exhibited while giving a three-dimensional depth.

FIG. 3 is a perspective view showing an embodiment of the synthetic resin container of the present invention. The container main body 9 is a cup-shaped container made of polypropylene resin by injection molding, and the label 1 shown in FIG. 2 (c) is pasted on the body by an in-mold injection molding method to be described later.
Here, as described above, the white portion in FIG. 2B is a portion where the printed layer is not formed in the light shielding layer 4 a, and passes through the transparent heat seal layer 5, the white portion, and the base material layer 2. The color of the container body 9 can appear on the surface of the label 1.

  FIG. 5 is a schematic explanatory view showing an example of in-mold injection molding. In-mold sticking (adhesion) of the label 1 to the container body 9 is performed by attaching the cylindrical label 1 to the cavity mold 13 of the injection mold 11 in the vacuum suction hole 16 in the injection molding process of the container body 9. Then, the core mold 12 is inserted into the cavity mold 13 and the molten synthetic resin is injected from the gate 15 into the cavity 14 and molded.

In the above embodiment, the container body 9 is made of polypropylene resin, and the heat seal layer 5 is made of ethylene / propylene copolymer resin.
Of course, in addition to the polypropylene resin, various kinds of conventionally used synthetic resins such as polyethylene resin, polystyrene resin, polystyrene resin, and PET resin are used for the container body 9. can do.
In addition to the above, for the heat seal layer 5, for example, polyethylene resin, ethylene / propylene copolymer resin, ethylene-vinyl acetate copolymer resin, chlorinated polypropylene resin, polyester resin, butyral resin, etc. Although materials can be used as appropriate, in order to make the color of the container body 9 appear on the surface, it is necessary to select a material that is nearly transparent.

As mentioned above, although the structure of this invention and its effect | action were demonstrated along the Example, this invention is not limited to the said Example.
For example, as the base material layer, in addition to oil-resistant paper, a translucent synthetic paper, a transparent or translucent synthetic resin film, or the like can be used depending on the purpose of use. In the present embodiment, the designed characters are used for the pattern print layer 3, but other symbols, patterns, patterns, or combinations thereof may be used. A clear coat layer can also be laminated on the pattern printing layer 3. Further, it is possible to decorate only by the three-dimensional visual effect of the pattern printing layer 4 without forming the pattern printing layer 3.

  The pattern printing layer 4 is not limited to the light-shielding layer 4a using black, gray, or brown inks, and can have various colors. In addition, visual effects of various modes can be exhibited by changing the color in a gradation or adding shading depending on the printing method. The pattern to be formed can be various patterns. For example, FIG. 4 shows another example of the printing pattern of the light shielding layer 4a (pattern printing layer 4). Moreover, a character, a symbol, etc. can also be selected as a printing pattern.

Moreover, the label of this invention is not limited to an in-mold label, and a non-decorative body is not limited to a synthetic resin container. It can also be affixed as a normal label to various types of products such as synthetic resin, metal, and glass.
In-mold molding is not limited to injection molding, and the label of the present invention can be used in blow molding, biaxial stretch blow molding, thermoforming, and the like.

  As described above, the label of the present invention exhibits a three-dimensional visual effect that is not similar to conventional ones, and is expected to be developed into various products such as a synthetic resin container by in-mold molding.

It is a schematic sectional drawing which shows the laminated constitution of one Example of the label of this invention. (A) is the state which laminated | stacked the pattern printing layer on the base material layer, (b) is the printing pattern of a light shielding layer, (c) is explanatory drawing which shows the state which looked at the label from the surface side. It is a perspective view of one Example of the synthetic resin containers of the present invention. The other example of the printing pattern of a light shielding layer is shown. It is a schematic explanatory drawing which shows an example of in-mold injection molding.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1; (In-mold) label 2; Base material layer 3; Picture printing layer 4; Pattern printing layer 4a; Shading layer 5; Adhesion layer 5a; Heat seal layer 9; Container body 11; Cavity type 14 cavity 15 gate 16 vacuum suction hole

Claims (7)

A label in which a transparent or translucent base material layer (2), a pattern printing layer (4) formed by printing in a predetermined pattern, and an adhesive layer (5) that adheres to the object to be decorated are sequentially laminated. The label according to claim 1, wherein the pattern printing layer (4) is a light shielding layer (4a) for suppressing light transmission. The label according to claim 2, wherein the light shielding layer (4a) is formed by printing on a textured pattern of Japanese paper. The label according to claim 1, 2 or 3, wherein a picture printing layer (3) on which a picture is printed is laminated on the upper surface of the base material layer (2). The label according to claim 1, 2, 3 or 4, wherein the base material layer (2) is made of translucent oil-resistant paper. The label according to claim 1, 2, 3, 4 or 5, wherein the adhesive layer (5) is a heat seal layer (5a) and is an in-mold label. A synthetic resin container with an in-mold label, wherein the in-mold label according to claim 6 is welded and pasted by in-mold molding.

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