KR200358318Y1 - Fabric protecting ultraviolet rays for printing sticker - Google Patents

Abstract

The present invention is the release paper from the bottom; A silicone coating layer; a first adhesive layer; An aluminum layer formed to a thickness of 5 to 50 μm; Second adhesive layer; Printing paper formed of any one thermoplastic resin selected from the group consisting of polypropylene, polyethylene, polyethylene terephthalate and polystyrene; A protective layer formed of a corona discharge layer or a primer coating layer; And a printing surface; relates to a styka printing fabric of the UV protection function attached to the container of the thermoplastic resin material layered sequentially.

Stika made of the UV-protective sticker printing fabric of the present invention can prevent the infiltration of UV rays and increase the shelf life of products by preventing the infiltration of UV rays, and the same material as polypropylene and polyethylene, polyethylene terephthalate and polystyrene containers. It is easy to attach as it is used.

Description

UV-Static Printing Fabric {FABRIC PROTECTING ULTRAVIOLET RAYS FOR PRINTING STICKER}

The present invention relates to a fabric for printing UV-sticking stickers which are attached to a container made of a thermoplastic resin, and more specifically, a container made of a conventional thermoplastic resin in which a release paper, a silicone coating layer, an adhesive layer, a printing paper, and a printing surface are sequentially layered. The present invention relates to a styka printing fabric having a UV protection function, which is manufactured by further laminating an aluminum layer between the release paper and the printing paper.

In general beverages, especially processed beverages such as milk, coffee beverages, yogurt, juice, etc., thermoplastic containers or cups are used to increase the demand for purchase of articles. As the thermoplastic resin used, polyethylene, polypropylene, polyethylene terephthalate, polystyrene, and the like are used. More specifically, the polyethylene resin is selected from high density polyethylene (HDPE), low density polyethylene (LDPE) or linear low density polyethylene (LLDPE). Can be.

In addition, a predetermined portion of such a container is attached with a sticker that describes the brand, expiration date, manufacturing plant, raw material of the product, and its content, for the convenience of the buyer.

However, when a container made of thermoplastic resin is exposed to sunlight and direct sunlight, it is pointed out that ultraviolet rays are transmitted and its contents are easily deteriorated. If the container is exposed to sunlight for a long time, the contents of the drink is changed. There is an urgent need for technology to prevent this.

Accordingly, it is an object of the present invention to provide a styka printing fabric of UV protection is attached to the container of the thermoplastic resin material.

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1 is a cross-sectional view of a conventional styka printing fabric,

Figure 2 is a cross-sectional view of the styka printing fabric of the UV blocking function as a preferred embodiment of the present invention,

Figure 3 is a cross-sectional view of a stikka printing fabric to give a protective effect, the gloss effect in addition to the UV blocking function as another embodiment of the present invention,

Figure 4 is an example of applying a styka of the UV blocking function of the present invention.

In order to achieve the above object, the present invention provides a fabric for printing styka UV protection is attached to the container of the thermoplastic resin material.

More specifically, in a preferred embodiment of the present invention, the release paper from the bottom; Silicon coating layer; First adhesive layer; An aluminum layer formed to a thickness of 5 to 50 μm; Second adhesive layer; Printing paper formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; A protective layer formed of a corona discharge layer or a primer coating layer; And a printed surface; provides a styka printing fabric of the UV protection function layered sequentially.

In another preferred embodiment of the present invention, the release paper from the bottom; Silicon coating layer; First adhesive layer; An aluminum layer formed to a thickness of 5 to 50 μm; Second adhesive layer; Printing paper formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; A protective layer formed of a corona discharge layer or a primer coating layer; Printing surface; And a polyethylene terephthalate layer; provides a styka printing fabric of the UV protection function layered sequentially.

The UV-blocking stika printing fabric attached to the thermoplastic resin container of the present invention uses a thermoplastic resin, preferably polyethylene terephthalate, polyethylene or polypropylene. In addition, a polyethylene terephthalate layer may be further deposited on the printing surface to protect the printing surface and provide a gloss effect.

An adhesive layer is formed using an acrylic adhesive.

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

As shown in Figure 1 , looking specifically at the cross section of the conventional sticky cloth for printing 100, the release paper 111, the silicone coating layer 112, the pressure-sensitive adhesive layer 113, the printing paper 114 and the printing surface (from the bottom) 115) has a sequential layered structure. At this time, the printing paper 114 that can be used is not particularly limited among paper or thermoplastic resin, but in the case of using a thermoplastic resin, the primer (Primer) to help the smooth printing of the UV curable ink on the printing paper 114 during UV printing A coating layer or corona discharge is further formed. In addition, the silicone coating layer 112 is a known processing technology for easily releasing the release paper and the printing fabric when using the actual stika.

The present invention provides a fabric for printing a sticker of UV-blocking function attached to a container made of a thermoplastic resin, characterized in that the aluminum layer is further laminated between the release paper and the printing paper in the conventional sticker for printing.

The aluminum layer is made of a flat plate layer using aluminum, which has strong corrosion resistance and no harm to the human body in the atmosphere, and is known for blocking ultraviolet rays and sunlight.

More specifically, after forming the conventional silicone coating layer and the pressure-sensitive adhesive layer on the release paper, and laminating an aluminum layer of 5 to 50 ㎛ thickness in order to block the ultraviolet rays, and then sequentially printing paper and printing surface. In this case, the surface of the printing paper is coated with a prima coating so as to facilitate UV curing printing, thereby forming a coating layer or performing a corona discharge treatment. At this time, when the thickness of the aluminum layer is less than 5 μm, the thickness of the aluminum layer becomes too thin, making the aluminum plate flat layer difficult, and when the thickness of the aluminum layer exceeds 50 μm, it is not preferable as a sticker that can be attached to the container as the thickness of the entire sticker printing fabric becomes thick. not.

The thermoplastic resin that can be used is any one selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene, preferably using polyethylene terephthalate, polyethylene or polypropylene. At this time, the printing paper formed of the thermoplastic resin is preferably secured to a thickness sufficient to support the aluminum layer of the thin layer, it may be appropriately adjusted according to the thickness of the aluminum layer or the structure of the fabric for printing staka. As one example thereof, polyethylene terephthalate is preferably used in a thickness of 20 to 70 µm.

More preferably, among the laminated layer of the fabric for printing sunscreen sticker, aluminum layer; The printing paper formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene is formed to a thickness of 10 to 200 μm.

The adhesive uses an acrylic adhesive made of an acrylic monomer or an oligomer as a substrate, and the acrylic adhesive is a pollution-free adhesive that does not use an organic solvent, and thus has an advantage that it is harmless to the human body. In addition, the acrylic adhesive may be used both of the emulsion type or solvent type, but may be appropriately selected according to the material of the adhesive target.

Figure 2 is a preferred embodiment of the present invention, the release paper 11 from the bottom; Silicon coating layer 12; First adhesive layer 13; An aluminum layer 14 formed to a thickness of 5 to 50 μm; Second adhesive layer 15; Printing paper 16 formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; A protective layer 17 formed of a corona discharge layer or a primer coating layer; And a printing surface 18 having a UV blocking function attached to a container made of a thermoplastic resin, which is sequentially layered with a printing surface 18.

The primer coating layer is formed with a plurality of embossing on the surface of the printing paper.

Figure 3 is another preferred embodiment of the present invention, the release paper 21 from the bottom; Silicon coating layer 22; First adhesive layer 23; An aluminum layer 24 formed to a thickness of 5 to 50 μm; Second adhesive layer 25; Printing paper 26 formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; A protective layer 27 formed of a corona discharge layer or a primer coating layer; Printing surface 28; And a polyethylene terephthalate layer 29; the printing fabric 1 'having a UV blocking function attached to a container made of a thermoplastic resin.

In particular, the printing fabric 1 'of the UV blocking function may be further deposited on the printing surface of the polyethylene terephthalate layer to protect the printing surface and give a gloss effect.

As the protective layers 17 and 27 in the styling printing materials 1 and 1 ′ of the UV blocking function of the present invention, a plurality of embossings are formed on the prima coating layer, and the embossing is UV upon UV printing. The curable ink permeates between each embossing to prevent it from being easily peeled off by external physical and chemical changes.

In addition, the corona discharge layer has a plurality of discharge effects to prevent the UV curable ink from penetrating between the surface of the fabric during UV printing on the fabric surface and easily peeling off due to external physical and chemical changes. Therefore, the prima coating layer or the corona discharge layer in the protective layer may be selected according to the type of the thermoplastic resin used or the specific use of the fabric for printing stickers.

The UV-blocking stika fabric of the present invention was measured by daylight fastness for 72 hours, which is the highest value of the experiment.

Figure 4 shows an example of applying the styka of the UV protection function of the present invention to a cup made of a thermoplastic resin. That is, the UV-blocking printing sticky fabric (1 or 1 ') of the present invention is made of a sticky cloth by printing a desired pattern on a printing surface, and the sticky stripped off the release paper (11 or 21). As shown in Figure 4, it can be used by being attached to the surface of the container 2 made of thermoplastic resin.

The sticky paper made of styka printing fabric (1 or 1 ') of the present invention can be attached to a container made of a thermoplastic resin to block external ultraviolet penetration to serve to prevent deterioration of drinking water.

As described above, the styka printing fabric of the UV protection function is attached to the container of the thermoplastic resin of the present invention

First, by preventing the penetration of ultraviolet rays into the beverage container made of thermoplastic resin to prevent the deterioration of drinking water can increase the shelf life of the product,

Second, by further depositing polyethylene terephthalate on the styka printing fabric of the UV-blocking function of the present invention can protect the printed surface and give a glossy effect on the print.

Claims (3)

Release paper 11 from the bottom; Silicon coating layer 12; First adhesive layer 13; An aluminum layer 14 formed to a thickness of 5 to 50 μm; Second adhesive layer 15; Printing paper 16 formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; A protective layer 17 formed of a corona discharge layer or a primer coating layer; And Printing surface 18; UV-sticking fabric printing material is attached to a container of a thermoplastic resin, characterized in that sequentially layered. Release paper 21 from the bottom; Silicon coating layer 22; First adhesive layer 23; An aluminum layer 24 formed to a thickness of 5 to 50 μm; Second adhesive layer 25; Printing paper 26 formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; A protective layer 27 formed of a corona discharge layer or a primer coating layer; Printing surface 28; And Polyethylene terephthalate layer 29; UV-protective sticker printing fabric attached to a container of a thermoplastic resin, characterized in that the layered sequentially. 3. The apparatus of claim 1 or 2, further comprising: an aluminum layer among the purely laminated surfaces of the fabric; The printing paper formed of any one thermoplastic resin selected from the group consisting of polyethylene, polypropylene, polyethylene terephthalate and polystyrene; the UV-protective sticker printing fabric, characterized in that formed with a thickness of 10 to 200 ㎛.