KR20100100139A - Plastic card having a complicated decoration - Google Patents

Abstract

The present invention relates to a plastic card inserted with a complex decoration and a method of manufacturing the same, and in particular, after the decoration is bonded to the base sheet to make a flat state by the first laminating adhesive, and the printed sheet and the overlay sheet on the result of the primary laminating sequentially By laminating and then laminating again, there is no need for a separate additional process to secure a space for the decoration in advance on the base sheet, and there is no bubble in the decoration bonding part so that a high quality plastic card can be manufactured. Provided is a plastic card inserted with a decoration and a method of manufacturing the same.

Description

Plastic card having a complicated decoration}

The present invention relates to a plastic card inserted with a complex decoration and a method of manufacturing the same, and more specifically, to a flat state by first laminating the decoration after adhering the decoration to the sheet, a plurality of sheets sequentially on the result of the primary laminating By laminating it and then laminating it again, it can be manufactured without securing the space for the decoration on the sheet in advance, and there is no bubble in the bonding part of the decoration. Provided are a plastic card and a method of manufacturing the same.

In general, plastic cards are not only credit cards that can be used in place of cash, but smart cards with integrated circuit chips (IC chips) that can store large amounts of information have been developed in recent years. In recent years, its use has become widespread.

As a result, it is recognized as a personal necessity, and as the demand increases, the relevant company issuing a recent card issuing different marketing cards to satisfy consumers' preferences by issuing cards differentiated according to the customer's credit rating. It is true.

As a part of this, apart from the simple sheet form of the existing synthetic resin material, by expressing patterns or letters representing various colors through offset printing using an overlay film on the surface of the sheet, the appearance of the plastic card is more beautifully decorated and differentiated, thus diversifying To satisfy the taste of consumers.

However, since the conventional card is manufactured in such a way that the appearance of the card is decorated through the film on which the image is printed, a different texture may appear on the card or the appearance of the card may be differentiated to provide a more aesthetic image. There was a limit to implementing it.

For this purpose, a plastic card has been proposed as an example of a sheet of a material other than a synthetic resin sheet, in which a metal sheet is bonded to existing synthetic resin sheets so that a different texture can be expressed. Synthetic resin sheet is bonded by a simple thermal fusion, there is a problem in that the quality of the metal sheet is discolored or deteriorated due to the occurrence of the floating phenomenon between the gold foil sheet and the synthetic sheet when used for a long time. In addition, conventionally, since the additional precision machining process is required to form a space in which the foil sheet can be put in advance by using a milling machine on the surface of the synthetic resin sheet, there is a problem in that it takes a lot of production time and manufacturing cost. When the gold foil sheet is inserted into the grooves formed in the sheet and coated, there is a problem that bubbles are generated at the attachment portion of the gold foil sheet, thereby significantly reducing the quality of the card.

The present invention is to solve the above problems, an object of the present invention is to laminate the printing sheet and the overlay sheet in order to make the flat state by the first laminating after the decoration on the base sheet, and sequentially After the second lamination and bonding again, there is no need for an additional process to secure a space for the decoration in the base sheet as in the prior art, there is no air bubbles in the decoration bonding portion, as well as a three-dimensional structure as well as a laminate-like decoration The present invention provides a plastic card and a method of manufacturing the same.

As a specific means for solving the above technical problem, the plastic card manufacturing method according to the present invention, the first temporary welding step of temporarily attaching and fixing the decoration processed in a predetermined shape on the base sheet; A first laminating step of laminating the resultant product to which the decoration is welded so that the decoration is embedded in a flat state on the surface of the base sheet; A second temporary welding step of temporarily attaching and fixing a printing sheet and an overlay sheet on the resultant of the first laminating process; A second laminating step of laminating the resultant product to which the printing sheet and the overlay sheet are welded; It characterized in that it comprises a punching step of cutting the second laminated result to a suitable size.

Here, at least two or more results of the primary lamination treatment may be provided and the secondary lamination treatment may be performed in a stacked state.

In addition, in the first temporary welding step, the decoration may be welded to the base sheet through ultrasonic waves or an adhesive.

At this time, the decoration may be made of a metal plate of a thin plate form consisting of any one or two or more metals of stainless steel, titanium, gold, silver, copper, copper, platinum, aluminum, magnesium, brass, bronze.

On the other hand, the plastic card according to the invention for solving the above technical problem, the base sheet made of a synthetic resin material; A decoration that is laminated and attached to be embedded in a flat state on the surface of the base sheet; A printing sheet laminated on the base sheet so that the decoration is exposed to the outside; And a transparent overlay sheet laminated on the printing sheet and laminated so that the printing surface of the decoration and the printing sheet are exposed to the outside, and the decoration is subjected to a primary laminating process after the decoration is welded to the base sheet. It is to be buried in a flat state on the surface of, and the laminated sheet and the laminated sheet on the result of the primary laminated treatment, characterized in that formed by the second laminating treatment.

Here, at least two or more results of the primary lamination treatment may be provided, and the secondary lamination treatment may be performed in a stacked state.

In addition, the decoration may be welded to the base sheet through ultrasonic waves or an adhesive.

At this time, the decoration may be made of a metal plate of a thin plate form consisting of any one or two or more metals of stainless steel, titanium, gold, silver, copper, copper, platinum, aluminum, magnesium, brass, bronze.

According to the present invention having the above-described configuration, after the decoration is laminated on the base sheet, the first laminating treatment so that the decoration is embedded in a flat state on the surface of the base sheet, and the printed sheet and the overlay sheet on the result of the first laminated process By sequentially laminating and then laminating again, a high quality plastic card with a decorative material can be manufactured.

In particular, in the present invention, since the surface of the base sheet is liquefied by high heat and pressure during the first laminating process, and the decoration is flatly embedded on the surface of the base sheet, a separate groove for embedding the decoration is formed on the base sheet as in the prior art. There is an advantage that does not need to be, and there is no need for an additional process such as milling for forming the groove, the manufacturing process can be simplified, there is an advantage that can reduce the manufacturing time and manufacturing cost.

In addition, the present invention is because the base sheet surface portion of the liquefied state in the first laminating process is made without the empty space while filling the gap between the inside and the outside of the decoration, there is no phenomenon that bubbles are generated in the bonding portion of the decoration as before There is an advantage in that a high quality plastic card having a firm adhesive strength can be manufactured.

In addition, the present invention by applying a method of laminating the printed sheet and the result of the first laminated process and the printing sheet in the second laminate, it is possible to produce a high-quality card that does not deform the printing surface printed on the printing sheet.

In addition, the present invention by inserting a decorative material having two or more of the result of the first laminating treatment laminated and then laminated, by the second laminate, it can produce a three-dimensional effect due to a plurality of decorations or printing patterns located on different laminated surfaces, It can enhance aesthetics.

In addition, the present invention consists of a thin-walled metal ornaments, such as stainless steel, gold, silver, copper, etc. inserted between the sheets, the inherent brilliance of the metal ornaments are transmitted at a variety of angles while passing through the transparent overlay sheet and aesthetics In addition, since the metal decoration does not discolor or deteriorate even after long use, the quality and reliability of the plastic card can be further improved.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing the configuration of a plastic card inserted in the decoration according to the present invention, Figure 2 is an exploded perspective view of FIG.

1 and 2, the plastic card 200 according to the present invention by placing the ornament 110, which can be seen from the outside through the card surface inside the card, the overall texture and aesthetics of the card can be improved I would have to.

That is, the plastic card 200 according to the present invention includes a base sheet 120 made of a synthetic resin material, a decoration 110 flatly embedded in the base sheet 120, and a lower portion of the base sheet 120. The printed sheets 220 and 210 are stacked, and the overlay sheets 240 and 230 are respectively stacked on an upper portion of the base sheet 120 and a lower portion of the printing sheets 220 and 210.

As the base sheet 120, an opaque synthetic resin material having a predetermined thickness is used.

In addition, the printing sheet 210, 220 is a synthetic resin sheet formed with a printing unit of a predetermined character or pattern on one side, the overlay sheet 230, 240 is a decoration 110 and the printing sheet 210 (220) It is a thin transparent resin sheet having a film form so that the surface printed on the) is naturally exposed to the outside.

The ornament 110 attached to the base sheet 120 is a metal ornament in the form of a plate, and after cutting a thin metal plate according to the designed design, after performing surface processing such as gloss or sanding (plating) or plating The film was formed by coating.

The decoration 110 is formed of a thin plate by employing any one or two or more metals from metals such as stainless steel, plated metal thin films, titanium, gold, silver, copper, copper, platinum, aluminum, magnesium, brass, and bronze. It can be processed.

In addition, the decoration 110 of the present invention can be configured by using the jewels such as mother-of-pearl, jade, amber, diamond, sapphire, birthstone, cloisonne, as well as the above metal bar, as well as a three-dimensional decoration as well as a three-dimensional structure The ornament which has is also applicable easily.

At this time, the operation of generating the shape of the decoration 110 to achieve the specific design shape can be produced using a variety of methods such as cutting, corrosion, pressing, sheet metal, casting, engraving, cutting, injection, the size of at least The sheets 120, 130, 210, 220, 230, and 240 do not exceed the size of the sheets.

In addition, the decoration 110, after performing the surface processing, such as hairline work, gloss work or sanding work, and performing a film forming work such as plating, coloring, coloring, coating, anodizing, surface of the polished and colorful metal You can make the texture appear.

Such a decoration 110 is embedded in the flat state in the base sheet 120 by being thermally bonded by a laminating operation in a state temporarily adhering to the base sheet 120.

FIG. 3 shows the primary laminating process for flattening the ornament 110 into the base sheet 120. As shown in the figure, the ornament 110 is placed between two base sheets 120a and 120b. When the laminating treatment is performed in a state of being interposed therebetween, the upper and lower base sheets 120a and 120b are thermally bonded to each other to be integrated, and the ornament 110 is embedded in the central portion of the integrated base sheet 120, thereby decorating the ornament 110. The base sheet 120 surface to which the) is attached is maintained in a flat surface without protruding.

Here, before performing the laminating operation as described above, the temporary welding of the decoration 110 and the base sheet 120 is welded using ultrasonic waves or an adhesive or the like together with a hot melt.

In addition, in the present invention, in the primary laminating treatment of the base sheet 120 to which the ornament 110 is immersed, the ornament 110 is applied to the upper surface of one base sheet 120 as shown in the process diagram of FIG. 4. By adhering and laminating, the decoration 110 may be attached to the upper surface of the base sheet 120 so as to be buried flat. Also, as shown in FIG. 5, the decoration 110 is welded and laminated on the lower surface of the base sheet 120. The decoration 110 may be formed in the form of a flat portion embedded in the lower surface of the base sheet 120.

The decoration 110 may be liquefied by applying a hot melt, adhesive, etc. by a method such as silk and spray, and can be contacted. If the adhesive is bonded using these methods, the metal decoration 110 and the base sheet 120 during the first lamination. The adhesion of the liver can be further enhanced.

The laminating work of the decoration 110 is performed with high temperature heat and pressure. The surface of the synthetic resin base sheet 120 and the surface of the hot melt are liquefied by the high heat and pressure generated during the laminating process of the decoration 110. As the decoration 110 is naturally buried on the surface of the base sheet 120, the surface of the decoration 110 is embedded in a flat state on the surface of the base sheet 120.

In addition, since the surface portion of the base sheet 120 in the liquefied state during the laminating process fills the gap between the inside and the outside of the decoration 110 (empty space formed by the design), the adhesive is made without the empty space, thereby adhering the decoration portion. Since there is no space in the air bubbles, no adhesion is achieved.

The layer structure of the resultant layer generated through the laminating process forms a structure in which the decoration 110 is embedded in the inner center of the base sheet 120. In this case, the base sheet 120 is the decoration 110. It may be formed of a transparent material so that it can be easily exposed to the outside.

As a result of the decoration 110 and the base sheet 120 is laminated and the result of the laminating process is a second laminating process by laminating the printing sheet 210, 220 and overlay sheet 230, 240.

That is, two printing sheets 210 and 220 are stacked on the base sheet 120 to which the decoration 110 is attached, and each of the printing sheet 210 and the base sheet 120 are placed on the bottom of the printing sheet 210. Secondary laminating is performed while the overlay sheets 230 and 240 are stacked to be thermally bonded.

In this case, when applied to a non-contact RF (Radio Frequency) card between the two printing sheets 210 and 220 stacked below the base sheet 120, an inlay sheet having an RF chip mounted thereon as an option (option) 215 may be additionally interposed.

Meanwhile, before performing the second laminating operation, the print sheets 210 and 220 are welded to the first laminating result by matching the printing surface of the print sheets 210 and 220 with the position of the decoration 110, and then overlaying. The laminating operation is performed by stacking the sheets 230 and 240.

In this case, the plastic card 200 of the present invention is provided with two or three separate products of the first laminated process sequentially stacked, or second space after laminating with a space between the transparent sheets in between. By laminating, a three-dimensional effect can be exhibited through a plurality of decorations or print patterns located on different laminated surfaces, thereby improving aesthetics.

Reference numerals 122 and 242 in the drawings are contact integrated circuit chips and holograms attached to the overlay sheet 240, 124 is an antenna coil embedded with the RF chip in the RF inlay sheet 215, 222 is a printing sheet 220 212 is a magnetic tape attached to the bottom surface of the overlay sheet 230.

Since the integrated circuit chip 122, the antenna coil 124, the magnetic tape 212, the printing logo 222, and the like are selectively used according to the type of plastic card and are already generalized, description thereof will be omitted.

Hereinafter, the manufacturing process of the plastic card 200 according to the present embodiment will be described with reference to FIGS. 6 and 7.

First, the thin metal sheet is cut in accordance with the designed design, and then a surface forming operation and a film forming operation such as plating or coating are performed to produce a metal ornament 110 to be inserted into the plastic card 200. (S310)

Then, the pre-fabricated metal ornament 110 is disposed on a predetermined position between the two base sheets 120 as shown in FIG. 6 and temporarily welded using an attachment means such as an ultrasonic wave or an adhesive (S320).

Subsequently, the base sheet 120 to which the metal decoration 110 is welded is thermally bonded by performing a first laminating operation (S330).

In this primary laminating process, since the surface of the base sheet 120 made of synthetic resin is liquefied by melting with high heat and pressure, the metal ornament 110 is naturally wrapped and buried on the surface of the liquefied base sheet 120, thereby decorating ( The surface of the base sheet 120 into which the 110 is inserted is kept flat.

As such, in the first laminating process of the metal ornament 110, the surface portion of the base sheet 120 in the liquefied state fills the inner and outer gaps of the metal ornament 110, so that the metal ornament 110 has no empty space. Strong adhesion is achieved.

Next, two sheets of the resultant lamination process are prepared by the above-described method, and the printed sheets 210 and 220 and the overlay sheet 230 are printed with predetermined characters or patterns printed on the lower and upper portions of the resulting laminate. 240 is to be attached, the printing sheet 210, 220 to match the position of the metal surface 110 and the printing sheet 210, 220 is welded by using a predetermined attachment means such as ultrasonic waves. (S340)

As such, the printed sheets 210 and 220 and the overlay sheets 230 and 240 are second-laminated and heat-bonded to the resultant products. (S350) In this case, the first laminated resultant is two pieces. The above is provided and laminated | stacked, and the three-dimensional effect by a some decoration can be exhibited.

Lastly, the second laminating result is punched out to a suitable size to fit the size of the card and cut. The second laminating result is determined to include one or a plurality of metal decorations 110 therein. Cutting to a size that meets the standard, by performing a defect inspection for the cut unit plastic card 200 is completed the manufacture of the plastic card according to the present invention. (S360)

According to the present invention described above, the metal ornament 110 is in contact with the base sheet 120 and then laminated first to allow the metal ornament 110 to be embedded in a flat state on the surface of the base sheet 120, the primary By laminating the printed sheets 210 and 220 and the overlay sheets 230 and 240 on the resultant, and laminating them again, and thermally bonding them to the second lamination, the adhesion quality of the metal decoration 110 is excellent. The plastic card 200 can be manufactured. In particular, in the present invention, since the metal decoration 110 is buried in a flat state on the surface of the base sheet while the surface of the base sheet 120 is liquefied by high heat and pressure during the first laminating process, the decoration of the decoration on the base sheet as in the prior art Since there is no need to form a separate groove for embedding, and additional processing such as milling for groove formation is unnecessary, the plastic card has the advantage of simplifying the manufacturing process and saving time and cost. .

In addition, in the present invention, since the surface portion of the base sheet 120 in the liquefied state during the first laminating process is filled without any empty space while filling the gap between the inside and the outside of the metal decoration, the bonding portion of the metal decoration 110 as before. There is no bubble generation, and a high quality plastic card having a firm adhesive force can be produced.

In addition, in the present invention, the printing sheet 210 (220) and the overlay sheet 230 (240) 240 is laminated on the result of the primary lamination process when the second laminate is welded and then laminated, the printing sheet 210 ( It is possible to produce high quality cards in which the printing surface of 220 is not deformed.

In addition, the present invention, by inserting the metal decoration 110, two or more of the result of the primary laminating treatment is laminated and then laminated to the second, three-dimensional effect due to a plurality of metal decorations or printing patterns located on different laminated surfaces It can make, and enhance the aesthetics.

Although the preferred embodiments of the present invention have been shown and described above, the present invention is not limited to the above-described embodiments, and the present invention is not limited to the above-described embodiments without departing from the spirit of the present invention as claimed in the claims. Various modifications can be made by those skilled in the art, and such modifications are intended to fall within the scope of the appended claims.

1 is a perspective view showing the configuration of a plastic card inserted in the decoration according to the present invention.

2 is an exploded perspective view of FIG.

Figure 3 is a process chart showing the primary laminating process of the base sheet decorated with ornaments.

4 and 5 is a process chart showing a first laminating process according to another embodiment of the present invention.

6 is a process chart showing the entire manufacturing process of the plastic card according to the present invention.

7 is a flowchart sequentially illustrating a manufacturing process of a plastic card according to the present invention.

<Description of the symbols for the main parts of the drawings>

110: ornament 120: base sheet

122: integrated circuit chip 124: antenna coil

130: transparent sheet 200: plastic card

210,220 Printed sheet 212 Magnetic tape

222: print logo 230,240: overlay sheet

Claims (8)

A first temporary welding step of temporarily attaching and fixing a decoration processed to a predetermined shape to the base sheet; A first laminating step of laminating the resultant product to which the decoration is welded so that the decoration is embedded in a flat state on the surface of the base sheet; A second temporary welding step of temporarily attaching and fixing a printing sheet and an overlay sheet on the resultant of the first laminating process; A second laminating step of laminating a resultant product to which the printing sheet and the overlay sheet are welded; And a punching step of cutting the second laminated result into a suitable size. The method of claim 1, wherein at least two or more first-laminated products have a second laminating process in a stacked state. The method of claim 1 or 2, wherein in the first step of adhering, the decoration is welded to the base sheet by ultrasonic or adhesive. According to claim 3, The decoration is stainless steel, titanium, gold, silver, copper, copper, platinum, aluminum, magnesium, brass, bronze, or any one of two or more metals in the form of a thin metal, characterized in that the metal decoration. Plastic card manufacturing method with a complex decoration. A base sheet made of a synthetic resin material; A decoration that is laminated and attached to be embedded in a flat state on the surface of the base sheet; A printing sheet laminated on the base sheet so that the decoration is exposed to the outside; It includes a transparent overlay sheet laminated and laminated to the printing sheet so that the decorative surface and the printing surface of the printing sheet is exposed to the outside, After the decoration is in contact with the base sheet and the primary laminating process to embed the decoration in a flat state on the surface of the base sheet, laminating the printing sheet and the overlay sheet on the result of the primary laminated treatment and then the second laminating treatment Plastic card inserted with a complex ornament, characterized in that formed by. 6. The plastic card of claim 5, wherein the first laminated result is at least two or more and the second laminated result is laminated in a stacked state. 7. The plastic card of claim 5 or 6, wherein the decoration is welded to the base sheet by ultrasonic waves or an adhesive. The method of claim 7, wherein the decoration is stainless steel, titanium, gold, silver, copper, copper, platinum, aluminum, magnesium, brass, bronze, or any one of two or more metals in the form of a thin metal, characterized in that the metal decoration. Plastic card with complex ornaments.

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