JPH0772819B2 - Label seal and method for manufacturing the same - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label to be attached to various articles, and more particularly to a label hermetic seal for holding the label in a hermetically sealed state and a manufacturing method thereof.

[0002]

2. Description of the Related Art As is well known, in this type of label, an adhesive is applied to the back surface of the label and is attached to a release paper. To utilize this label, it is peeled from the release paper and applied, for example, to a product. The name of the product, the date of manufacture, or the reference number is written on the surface of this label.

[0003]

By the way, the above-mentioned conventional label is held in a state of being stuck to the release paper, but is always exposed to the outside air. Therefore, this label was not suitable for special applications. For example, when the label has a scent, the label cannot be kept scent because the label is simply attached to the release paper.

Therefore, an object of the present invention is to provide a label hermetic seal for hermetically holding a label and a manufacturing method thereof.

[0005]

In order to solve the above problems, in a label seal according to the present invention, a label sheet is superposed on a release sheet via an adhesive layer,
A base material sheet is superposed on this label sheet with a temporary adhesive layer in between, and the label sheet is sandwiched between a release sheet and the base material sheet.
It is divided into one label and a frame surrounding this label.

Further, in a method for manufacturing a label hermetic seal according to another invention, a base sheet is attached to a first label sheet via a temporary adhesive layer, and on the base sheet,
By punching out the first label sheet, one of at least one label and a frame surrounding the label is formed, and a release sheet is attached to the second label sheet via an adhesive layer, By punching out the second label sheet on the release sheet, the other of the label and the frame is formed, and the release sheet and the base sheet are superposed with an adhesive layer interposed therebetween. The label and the frame are sandwiched between the release sheet and the base sheet.

Further, in a method for manufacturing a label hermetic seal according to another invention, a release sheet is attached to a label sheet via an adhesive layer, and the label sheet is punched on the release sheet. The label sheet is divided into at least one label and a frame surrounding the label, and the base sheet is superposed on the label sheet via a temporary adhesive layer.

[0008]

According to the label seal according to the present invention,
Since the label sheet is sandwiched between the release sheet and the base sheet, an airtight space is formed inside the frame of the label sheet. The label surrounded by the frame of the label sheet is sealed in this space.

Further, according to the manufacturing method of another invention, one of the label and the frame surrounding the label is formed on the base sheet, and the other of the label and the frame is formed on the release sheet. The release sheet and the base sheet are superposed with the pressure-sensitive adhesive layer in between, and the label and the frame are sandwiched. This forms a label seal.

Further, according to the manufacturing method of another invention, a label and a frame surrounding the label are formed on the release sheet, and the base sheet is overlaid on the label, and the release sheet and the base sheet. The label and frame are sandwiched between them. This forms a label seal.

[0011]

1 is a perspective view showing an embodiment of a label hermetic seal according to the present invention, and FIG. 2 is a sectional view of the label hermetic seal of this embodiment. As shown in these figures, the label seal 1 is such that a label sheet 3 is superposed on a release paper 2 via an adhesive layer 4, and a base sheet 5 is placed on the label sheet 3 with a temporary adhesive layer. It is configured by overlapping via 6.

The label sheet 3 is divided into each label 3a and a frame 3b surrounding these labels 3a.

The temporary adhesive layer 6 is for temporarily adhering the base sheet 5 to the label sheet 3, and adheres relatively weakly to the base sheet 5 and strong to the label sheet 3. It is glued. In order to satisfy this condition, the materials of the temporary adhesive layer 6, the base sheet 5, and the label sheet 3 are appropriately selected. Also, if this condition is met,
As the temporary adhesive layer 6, various materials such as an ultraviolet curable adhesive, a thermosetting adhesive, and an adhesive may be applied.

The label sheet 3 is sandwiched between the release paper 2 and the base sheet 5. Therefore, each space 7 surrounded by the frame 3b of the label sheet 3 is in an airtight state, and each label 3a located in these spaces 7 is
Will be sealed. Therefore, even if each label 3a is given a scent, the scent of these labels 3a can be maintained.

Here, the base sheet 5 is provided with a cut 8 shown by a dotted line, whereby the base sheet 5 is divided into respective portions 5a. Therefore, one portion 5a of the base sheet 5 can be peeled off. At this time, one label 3a adhered to this portion 5a via the temporary adhesive layer 6 is peeled off together with the portion 5a, so that the label 3a is adhered to the back side of the portion 5a of the base sheet 5. Becomes When the back side of the portion 5a of the base sheet 5 is pressed against a predetermined product, the label 3a on the back side is pressed.
Stick to the product via the adhesive layer 4. Subsequently, when the portion 5a of the base sheet 5 is peeled off, the base sheet 5 adheres to the label sheet 3 relatively weakly as described above, so that the portion 5a of the base sheet 5 is separated from the label 3a. The label 3a is peeled off, and only the label 3a is attached to the product and remains. In this state, characters and patterns can be written on the label 3a.

As described above, in the label hermetic seal 1 of the above-mentioned embodiment, since the respective labels 3a can be hermetically sealed and held, even if each label 3a is given a scent, the scent of these labels 3a is maintained. be able to. In addition, since each label 3a can be protected from contamination, it can be used in medical facilities.

The cut 8 in the base sheet 5 may be omitted, in which case the base sheet 5 is peeled off entirely.

The temporary adhesive layer 6 is applied only between the base sheet 5 and the frame 3b of the label sheet 3 so that the temporary adhesive layer 6 is not interposed between the base sheet 5 and each label 3a. It doesn't matter. In this case, the frame 3b of the label sheet 3
The base sheet 5 together with the release sheet 2 to remove the release sheet 2
Each label 3a can be left on top.

Further, although the label is hermetically sealed here, the present invention is not limited to this, and a thin card or film can be hermetically held.

By the way, in the label seal 1 of the above embodiment, the labels 3a and the frame 3b are separated from each other, but they may be adjacent to each other. For example, in FIG.
As shown in (a), the pressure-sensitive adhesive layer 4, the label sheet 3, and the temporary adhesive layer 6 each have only a cut 11 along the contour of each label 3a and a cut 12 along the contour of the frame 3b. A blank space 13 between the notches 11 and 12
It does not matter if you leave it without peeling it off. Even in this case, each label 3a can be sandwiched and sealed between the release paper 2 and the base sheet 5, and the base sheet 5 and each label 3a can be peeled off. Moreover, as shown in FIG. 3 (b), even if only the cut 14 along the contour of each label 3 a is made in the pressure-sensitive adhesive layer 4, the label sheet 3, and the temporary adhesive layer 6, each label 3 a and these It can be divided into a frame 15 surrounding the label 3a. Of course, there is no problem in sealing and sticking each label 3a.

Next, a method of manufacturing a label hermetic seal according to another invention will be described.

FIG. 4 shows the steps of an embodiment of the manufacturing method according to this another invention, and FIGS. 5 and 6 show a preliminary process apparatus and this apparatus for carrying out the manufacturing method of this embodiment. Is schematically shown. Here, in FIG.
And the label seal 1 shown in FIG. 2 is manufactured.

First, in the preliminary process apparatus of FIG. 5, the base material sheet delivery roller 21 is wound with the base material sheet 5, and the base material sheet 5 delivered from here is conveyed through the roller 22. Then, during this transportation, the temporary adhesive layer 6 is applied by the temporary adhesive applying device 23, as shown in FIG.
The state becomes as shown in (a). In addition, the first label sheet feeding roller 24 has the first label sheet 3-
1 is wound, and the first label sheet 3-1 sent out from here is conveyed via the roller 25, and the first label sheet 3-1 shown in FIG.
As shown in (b), the base sheet 5 is overlaid.

After this, the first label sheet 3-1 is cut by the punching device 26 along the contour of the frame 3b.
7 is put in, and the adhesive layer 31 is applied to each of the blank portions 29 inside the cut 27 by the adhesive applying device 28, and the state shown in FIG. 4C is obtained.

On the other hand, a peeling sheet 33 is wound around the peeling sheet feeding roller 32, and the peeling sheet 33 is taken up by the peeling sheet take-up roller 36 via the rollers 34 and 35. To be When the peeling sheet 33 is conveyed, the peeling sheet 33 is superposed on the first label sheet 3-1 between the rollers 34 and 35,
The peeling sheet 33 is bonded to each blank portion 29 of the first label sheet 3-1 via the adhesive layer 31. In this state, the peeling sheet 33 is the peeling sheet winding roller 3
The first label sheet 3-1 as it is wound around 6
The respective blank portions 29 are peeled off from the base material sheet 5, and only the frame 3b remains on the base material sheet 5 as shown in FIG. 4 (d). The base sheet 5 and the frame 3b reach the base sheet winding roller 38 via the roller 37 and are wound around the base sheet winding roller 38.

Next, in the process apparatus of FIG. 6, the release paper 2 is wound around the release paper feed roller 41,
The release paper 2 sent out from here is conveyed via the rollers 42. A second label sheet 3-2 having an adhesive applied on one surface is wound around the second label sheet feeding roller 43, and the second label sheet 3-2 fed from this is fed.
The label sheet 3-2 is conveyed through the roller 45 with the pressure-sensitive adhesive layer facing downward, and is superposed on the release paper 2, whereby the state shown in FIG. 4 (e) is obtained.

The second label sheet 3-2 is cut along the contour of each label 3a by the punching device 46 during the transportation thereof, whereby it is divided into each label 3a and the scrap 47 of the other part. To be The residue 47 is wound around a residue winding roller 49 via a roller 48. As the dust 47 is wound up, each label 3a remains on the release paper 2 as shown in FIG.

On the other hand, the base sheet feeding roller 51 is formed by the preliminary process apparatus of FIG. 5 as shown in FIG. 4 (d).
The base material sheet 5 and the frame 3b are wound, and the base material sheet 5 and the frame 3b are delivered from the delivery roller 51. When the base material sheet 5 and the frame 3b are conveyed, the adhesive layer 52 shown in FIG. 4 (g) is applied to the frame 3b by the adhesive applying device 53. After that, the base material sheet 5 is conveyed through the rollers 54,
It is superposed on the release paper 2. At this time, the base sheet 5 and the release paper 2 are superposed so that the label 3a on the release paper 2 side is surrounded by the frame 3b on the base sheet 5 side. As a result, the state shown in FIG. 4 (h) is formed, and the label hermetic seal 1 shown in FIGS. 1 and 2 is formed, and the label hermetic seal 1 passes through the roller 55 and the label hermetic seal take-up roller 56. Will be wound up.

In the manufacturing method of the above embodiment, the frame 3b is formed on the base sheet 5 and the labels 3a are formed on the release paper 2 so that the base sheet 5 and the release paper 2 are superposed on each other. However, conversely, each label 3a may be formed on the base material sheet 5, the frame 3b may be formed on the release paper 2, and these may be overlapped.

FIG. 7 shows steps of an embodiment of a manufacturing method according to another invention.

Here, as shown in FIG. 7A, the label sheet 3 is overlaid on the release paper 2 with the adhesive layer 4 interposed therebetween, and then the outline of each label 3a is formed as shown in FIG. 7B. Along with the notch 61 along the contour, a notch 62 along the contour of the frame 3b is made, and the adhesive layer 64 is applied to each blank portion 63 interposed between each label 3a and the frame 3b. Then, as shown in FIG. 7 (c), the peeling sheets 65 are overlapped, and the peeling sheets 65 are separated by the adhesive layer 64 to form the margins 6 respectively.
Adhere to 3. After that, when the peeling sheet 65 is peeled off,
As shown in FIG. 7D, the margin sheet 63 is peeled off together with the peeling sheet 65, and each label 3 a is peeled off on the release paper 2.
And the frame 3b is left. Further, as shown in FIG. 7 (e), when the base sheet 5 is stacked with the temporary adhesive layer 6 interposed therebetween, the label hermetic seal 1 shown in FIGS. 1 and 2 is formed.

[0032]

As described above, according to the label hermetic seal according to the present invention, an airtight space is formed inside the frame of the label sheet sandwiched between the release sheet and the base sheet. The label is sealed. Therefore, even if a scent is attached to the label, the scent of the label can be maintained.

According to the manufacturing method of another invention, one of the label and the frame is formed on the release sheet, and the other of the label and the frame is formed on the base sheet. The release sheet and the base sheet are superposed, the label and the frame are sandwiched, and a label hermetic seal is formed.

Further, according to the manufacturing method according to another invention, the label and the frame are simultaneously formed by punching the label sheet on the release sheet, and the base material sheet is overlaid on the label and the frame to form a label hermetic seal. Is forming.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of a label hermetic seal according to the present invention.

2 is a cross-sectional view of the label seal of FIG.

FIG. 3 is a cross-sectional view showing a modified example of the label hermetic seal.

FIG. 4 is a diagram showing steps of an embodiment of a manufacturing method according to another invention.

5 is a view schematically showing a preliminary process apparatus for carrying out the manufacturing method of FIG.

FIG. 6 is a diagram schematically showing the present process apparatus for carrying out the manufacturing method of FIG.

FIG. 7 is a diagram showing steps of an embodiment of a manufacturing method according to another invention.

[Explanation of symbols]

 1 Label Sealing Seal 2 Release Paper 3 Label Sheet 4 Adhesive Layer 5 Base Material Sheet 6 Adhesive Layer

Claims (3)

[Claims] 1. A label sheet is superposed on a release sheet via an adhesive layer, a base material sheet is superposed on this label sheet via a temporary adhesive layer, and this label sheet is combined with a release sheet as a base. This label sheet is sandwiched between material sheets, and this label sheet is a label hermetic seal that is divided into at least one label and a frame surrounding the label. 2. A base sheet is attached to a first label sheet via a temporary adhesive layer, and the first label sheet is attached onto the first label sheet.
The label sheet is punched out to form at least one label and one of the frames surrounding the label, and the release sheet is attached to the second label sheet via the adhesive layer. The second label sheet is punched out to form the other of the label and the frame, and the release sheet and the base sheet are superposed on each other via an adhesive layer. A method of manufacturing a label hermetic seal in which the label and the frame are sandwiched between a release sheet and a base sheet. 3. A release sheet is attached to a label sheet via an adhesive layer, and the label sheet is punched on the release sheet to surround the label sheet with at least one label and the label. A method for producing a label hermetic seal, which is divided into a frame and a base sheet is superposed on the label sheet via a temporary adhesive layer.