JPH01308693A - Post card and manufacture thereof - Google Patents

Abstract

PURPOSE:To temporarily conceal part of the surface of a card mount by forming a lottery on the surface of any of at least a concealing layer, a release agent layer, a transparent base material and a card mount, and applying an adhesive to the surface of the card mount with a first adhesive layer. CONSTITUTION:A card 1 is concealed by a concealing layer 15 of an adhesive 10 for a secret item 6 and a lottery 7 on the surface of a card mount 5. When a sheet base material 12 of the adhesive 10 is peeled from the card 1, a second adhesive layer 14 and a concealing layer 16 are peeled together with the material 12, and a release agent layer 18, a transparent base 20 and a first adhesive layer 22 adhesively remain on the surface of the card mount 5. The secret item 6 and the lottery 7 on the surface of the card mount 5 can be observed through the layer 18, the material 20 and the layer 22. Accordingly, the item 5a formed on the card mount 5 can be suitably and temporarily concealed.

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a postcard and a method for manufacturing the same, and in particular has a lottery part and can temporarily hide secret information formed on the surface of a postcard mount, for example. , relates to a postcard and its manufacturing method.

(Prior Art) Conventional postcards, which form the background of this invention, include postcards with lottery numbers attached to the front surface and winning numbers determined by lottery, such as New Year's postcards with New Year's gifts.

Furthermore, some conventional postcards include a postcard mount on which secret information is formed, and an adhesive piece attached to the surface of the postcard mount with a pressure-sensitive adhesive.

(Problem to be Solved by the Invention) However, with postcards in which winning numbers are determined by lottery, the contents of the lottery part, such as winning or losing, cannot be known on the spot until the lottery takes place.

On the other hand, with conventional postcards that have adhesive strips, secret information on the surface of the postcard mount can be hidden by the adhesive strip, but
Since it is difficult to peel off the adhesive piece from the surface of the postcard mount, it is not preferable for temporarily hiding confidential information.

Therefore, in order to make it easier to peel off the adhesive strip from the surface of the postcard mount, it is considered that the surface of the postcard mount should be subjected to a release process such as silicone processing so that the adhesive strip can be peeled off. It will be done.

However, applying a release process to the surface of the postcard mount complicates the device and increases costs.

Therefore, the main purpose of this invention is to be able to know the contents of the lottery part on the spot, and to temporarily and conveniently remove a part of the surface of the postcard mount without processing the surface of the postcard mount. An object of the present invention is to provide a postcard that can be hidden and a method for manufacturing the same.

(Means for Solving the Problems) A first invention is a postcard including a postcard mount and an adhesive material affixed to at least a part of the surface of the postcard mount, the adhesive material being a sheet base material. , a concealing layer formed on one main surface of the sheet base material and having concealing properties, a release agent layer formed on the surface of the concealment layer, a transparent base material formed on the surface of the release agent layer,
and a first adhesive layer formed on the surface of the transparent base material, and a comb part is formed on the surface of at least one of the hiding layer, the release agent layer, the transparent base material, and the postcard mount, so that the lottery part is hidden. The adhesive material is a postcard adhered to the surface of a postcard mount by a first adhesive layer.

The second invention is a step of preparing a sheet base material, a step of forming a concealing layer having a concealing property on one main surface of the sheet base material, and a step of forming a concealing layer on the surface of the concealing layer! J Step of forming a release layer layer, step of forming a transparent base material on the surface of the release agent layer, step of forming a first adhesive layer on the surface of the transparent base material, step of preparing a postcard mount, at least a concealing layer , a step of forming a lottery part on the surface of any one of the release agent layer, the transparent base material, and the postcard mount;
This is a postcard manufacturing method for manufacturing the above-mentioned postcard, which includes a step of attaching a transparent base material to at least a part of the surface of a postcard mount using a first adhesive layer so as to hide the lottery part.

A third invention is a postcard including a postcard mount and an adhesive material affixed to at least a part of the surface of the postcard mount, the adhesive material being a sheet base material having a concealing property or a sheet base material having a concealing property. A release agent layer formed on one main surface, a transparent base material formed on the surface of the release agent layer, and a first adhesive layer formed on the surface of the transparent base material, at least a sheet base material, a release agent layer, and a first adhesive layer formed on the surface of the transparent base material. A postcard in which a comb portion is formed on the surface of either the layer, the transparent base material, or the postcard mount, and the adhesive material is affixed to the surface of the postcard mount with a first adhesive layer so that the comb portion is hidden. .

The fourth invention includes a step of preparing a sheet base material having an opaque property, a step of forming a release agent layer on one main surface of the sheet base material, a step of forming a transparent base material on the surface of the release agent layer, and a step of forming a transparent base material on the surface of the release agent layer. a step of forming a first adhesive layer on the surface of the material, a step of preparing a postcard mount, a step of forming a comb portion on the surface of at least one of the sheet base material, release agent layer, transparent base material, and postcard mount; This is a postcard manufacturing method for manufacturing the above-mentioned postcard, which includes a step of attaching a transparent base material to at least a part of the surface of a postcard mount using a first adhesive layer so as to hide the lottery part.

(Function) In a postcard that includes a concealing layer that has an opaque property, the display items on the surface of the postcard mount are hidden by the opaque layer, while in a postcard that includes a sheet base material that has an opaque property, for example, the display items on the surface of the postcard mount are hidden by the opaque layer. Items are hidden by the sheet substrate.

Then, when the sheet base material is peeled off, the lottery part is visible.Furthermore, in the case of postcards that include a concealing layer that has concealment properties, the concealment layer is peeled off from the release agent layer together with the sheet base material, and the sheet base material that has concealment properties is removed. , the sheet substrate is peeled off from the release agent layer. Therefore, the release agent layer,
The display items on the surface of the postcard mount are visible through the transparent base material and the first adhesive layer.

(Effects of the Invention) According to the present invention, it is possible to know the contents of the lottery portion on the spot, and moreover, it is possible to suitably and temporarily change the display items on the surface of the postcard mount without processing the surface of the postcard mount. A postcard and a method for manufacturing the same are obtained that can be hidden.

The above objects, other objects, features and advantages of the present invention will become more apparent from the following detailed description of embodiments with reference to the drawings.

(Example) Fig. 1A and Fig. 1B each show an embodiment of the present invention, Fig. 1A is an exploded perspective view thereof, and Fig. 1B is an exploded perspective view thereof.
The figure is an exploded cross-sectional view.

This postcard 1 includes a postcard mount 5 made of a sheet-like material such as paper, and on the surface of the postcard mount 5, confidential information 6 such as a bank account balance and a winning information are displayed.

A lottery part 7 such as a gap is formed. This secret matter 6
The lottery portion 7 is formed by, for example, printing on the surface of the postcard mount 5. Please note that this confidential matter 6
And the lottery part 7 may be formed by handwriting, for example.

Further, an adhesive material 10 is attached to the surface of the postcard mount 5.

This adhesive material 10 includes a rectangular sheet base material 12 made of paper and synthetic resin, for example.

On one main surface of the sheet base material 12, a second adhesive layer 14 made of an adhesive such as a pressure-sensitive adhesive is applied to a concealing layer made of a sheet having concealing properties such as aluminum foil or colored paper. 16 is glued.

Further, a release agent layer 18 is formed on the surface of the masking layer 516 by applying a release agent such as silicone.

A sheet-like transparent base material 20 is formed on the surface of the release agent layer 18 . The transparent base material 20 is formed by applying a transparent synthetic resin such as polypropylene or polyethylene to the surface of the release agent layer 18.

Furthermore, a first adhesive layer 22 is formed on the surface of the transparent base material 20.
is formed. This first adhesive layer 22 is attached to the transparent base material 2
0 by applying an adhesive, such as a pressure-sensitive adhesive, to the surface of the 0.

On the other hand, on the other main surface of the sheet base material 12, a printed layer 24 with characters such as "Please peel off" is formed. Note that this printing layer 24 does not need to be formed.

Then, this adhesive material 10 is adhered to the surface of the postcard mount 5 including the secret information 6 and the lottery part 7 by the first adhesive layer 22.

Next, an example of the manufacturing process of this postcard 1 will be explained with reference to FIGS. 2A to 2C.

Band-shaped base material 12 to become the sheet base material 12 of the adhesive material 10
°' is held in a roll on a holding reel 50, as shown in FIG. 2A. This substrate 12' is unwound at one end from the holding reel 50 and guided to a printing coating device 52. Then, a pressure-sensitive adhesive 14', which is to become the second adhesive layer 14, is printed and coated on one main surface of the base material 12' by a printing coating device 52. Note that this printing coating device 52 is, for example, a gravure roll coater.

A coating device such as a reverse roll coater, a known printing device such as a gravure printing machine, a screen printing machine, etc. are used.

Further, the substrate 12' coated with the pressure-sensitive adhesive 14' is led to a dryer 54, where the pressure-sensitive adhesive 14' is dried and formed as the second adhesive layer 14.

Then, a laminating device 56 is provided on the surface of the second adhesive layer 14.
By this, concealing sheets 1i16 made of sheets having concealing properties such as aluminum foil or colored paper are laminated,
Thereby, the hiding layer 16 is adhered to one main surface of the base material 12'. That is, the laminating device 56 is connected to the holding reel 58.
a, and this holding reel 58a has a band-shaped concealing layer 1.
6 is held in a roll. Then, one end of the concealing layer 16 is unwound and the two rollers 58b
and 58c, where it is laminated and bonded to the surface of the second adhesive layer 14.

゛ In order to adhere the hiding layer 16 to one main surface of the base material 12', the band-shaped hiding layer 1 made of a sheet with hiding properties is temporarily attached to a release mount with the second adhesive layer 14.
6 may be laminated on one main surface of the base material 12' while being peeled off from the release mount together with the second adhesive layer '14.

Then, a printing coating device 6 is applied to the surface of the hiding layer 1 and 6.
0, a release agent 18', such as silicone, is applied by printing. Then, the release agent 18' is applied to the dryer 6.
2 to form a release agent layer 18.

Furthermore, a transparent synthetic resin 20' such as polypropylene or polyethylene is printed and coated on the surface of the release agent layer 18 by a printing coater 64.゛Then, this synthetic resin 20' is dried in a dryer 66 and formed into a transparent base material 2.
Formed as 0.

Then, the base material 12', the second adhesive layer 14°, the hiding layer 16. The laminate 28 of the release layer 18 and the transparent substrate 20 is wound up into a roll on a take-up reel 68.

On the other hand, as shown in FIG. 2B, the strip-shaped release mount 26 is
It is held in a roll shape by a holding reel 70.

One end of the release mount 26 is unwound from the holding reel 70 and guided to the printing/coating device 72 .

The printing and coating device f 72 is for printing and coating the pressure-sensitive adhesive on the surface of the release mount 26, and includes two rollers 72a and 72b. The lower part of the roller 72a is immersed in the pressure sensitive adhesive 22a stored in the pan 72c. Therefore, by rotating the rollers 72a and 72b, the pressure sensitive adhesive 22a is printed onto the surface of the release liner guided between them.

Then, the release mount 26 printed with the pressure-sensitive adhesive 22a is guided to a dryer 74 including, for example, a heater.

In the dryer 74, the pressure-sensitive adhesive 22a printed and coated on the release mount 26 is dried and formed as the first adhesive layer 22.

The release mount 2 on which the first adhesive layer 22 is formed in this way
6 is led to a laminating device 76.

On the other hand, the laminate 28 is held in a roll by another holding roller 78. Then, one end of the laminate is unwound from the holding roller 78 and guided to the laminate device 76.

The laminating device 76 includes two rollers 76a and 76b, between which a release mount 26 is placed so that the first adhesive layer 22 is laminated to the transparent substrate 20 of the laminate 28. Then, the first adhesive layer 22 and the laminate 28 are wrapped.

Then, by rotating these rollers 76a and 76b, the release mount 26 and the first adhesive layer 22 are removed.
and the laminate 28 are laminated to form a laminate 30.

This laminate 30 is wound up into a roll shape and held by a take-up reel 78.

Next, this laminate 30 is held in a roll shape on a holding reel 80, as shown in FIG. 2C. And laminate 3
0 is unwound at one end from the holding reel 80 and guided to the printing device 82. In the printing device 82, the laminate 30
On the other main surface of the base material 12', a print Ji24 of characters such as "Please peel off" is formed.

The laminate 30 with the printed layer 24 formed in this way is
It is guided to a die cutting machine 84. The die cutting machine 84 includes a roll with incisors, so-called die roll 84a, and this die opening/roll 84a.
4a, the substrate 12', the second adhesive layer 14.1!
! , base layer 16. A cut is made in the release agent layer 18, the transparent base material 20, and the first adhesive layer 22 in the same shape as the outline of the adhesive material IO.

Note that the die cutter 84 may include a so-called die cutter having incisors.

The scored laminate 30 is moved by rollers 86a and 8
6b, the adhesive material 10 is separated into a necessary part (adhesive material 10) and an unnecessary part, and the adhesive material 10 is wound up into a roll by a take-up roller 88 while being affixed to the release mount 26, and the unnecessary part is taken up by a scrap removal reel. It is wound up into a roll at 90.

The adhesive material 10 thus formed is attached to the surface of a strip-shaped release mount 26 on which a release agent layer is formed, at intervals in the longitudinal direction, as shown in FIGS. 3A and 3B. separated and removably attached.

In addition, the above-mentioned die cutting machine 84. A punching machine is provided in place of the rollers 86a and 86b2, the winding reel 88, and the waste removal reel 90, and the punching machine punches out the laminate 30 to form the adhesive material 1.
You can also create 0.

This adhesive material 10 is then peeled off from the release mount 26.

Then, as shown in FIGS. 1A and 1B, the adhesive material 10 is pasted on the surface of the postcard mount 5, including the secret information 6 and the lottery part 7, to produce the postcard 1.

In this postcard 1, the secret information 6 and the lottery part 7 on the surface of the postcard mount 5 are hidden by the concealing layer 16 of the adhesive material 10.

In this postcard 1, as shown in FIGS. 4A and 4B, when the sheet base material 12 of the adhesive material 10 is peeled off,
The second adhesive layer 14 and the hiding layer 16 are peeled off together with the sheet base material 12, and the release agent layer 18. The transparent base material 20 and the first adhesive layer 22 remain attached to the surface of the postcard mount 5.

In this state, the secret information 6 and lottery part 7 on the surface of the postcard mount 5 are separated from the release agent layer 18 of the adhesive 10 and the transparent base material 20.
and visible through the first adhesive layer 22.

Therefore, in this embodiment, the contents of the lottery section 7 can be viewed on the spot, and the secret information 6 formed on the surface of the postcard mount 50 can be suitably and temporarily removed without processing the surface of the postcard mount 50. can be hidden.

FIG. 5 is a sectional view showing a modification of the embodiment shown in FIGS. 1A and 1B. In this embodiment, in particular, adhesive material 1
The ink layer 17 that is easily peeled off from the release agent layer 18 is formed by printing a white ink containing, for example, titanium white on the surface of the mask [16].
A release agent layer 18 is formed on the surface of this ink layer 17.

Therefore, in this embodiment, the secret information 6 and lottery part 7 on the surface of the postcard mount 5 are hidden by the hiding layer 16 of the adhesive material 10.
and the ink layer 17. Furthermore, in this embodiment, the sheet substrate 12 is coated with a second adhesive layer 14. hidden layer 16
And it can be peeled off from the release agent layer 18 together with the ink layer 17.

Further, if the ink layer 17 is formed on the surface of the hiding layer 16 as in this embodiment, a material with weak hiding property can be used as the material of the hiding layer 16.

Note that if the material of the release agent layer 18 has relatively strong releasability,
As in the embodiment shown in FIGS. 1A and 1B, ink J'117 may not be formed.

FIG. 6 is a sectional view showing another modification of the embodiment shown in FIGS. 1A and 1B. In the embodiment shown in FIGS. 1A and 1B, the hiding layer 16 of the adhesive material 10 is formed of a sheet having hiding properties.
In particular, the hiding layer 16 is formed of an ink having a hiding property, such as silver ink. That is, in this embodiment, the hiding layer 16 is formed by printing and applying an ink having hiding properties on one main surface of the sheet base material 12 without forming the second adhesive layer 14.

Also in this embodiment, the secret information 6 and lottery section 7 of the postcard mount 5 are hidden by the concealing layer 16. In this embodiment, the sheet base material 12 and the hiding layer 16 are separated by a release agent layer 18.
It can be peeled off. Further, if the hiding layer 16 is formed using an ink having hiding properties as in this embodiment, the second adhesive layer 14 is not necessary.

In this embodiment as well, an ink layer 17 that is easily peeled off from the release agent layer 18 may be formed between the hiding layer 16 and the release agent layer 18.

7A and 7B respectively show other embodiments of the present invention, of which FIG. 7A is an exploded perspective view;
Figure B is an exploded cross-sectional view.

In this embodiment, in particular, a concealing layer 16 made of a sheet having concealing properties is formed on the surface of the central portion of the second adhesive layer 140 in the width direction, extending from one end to the other end thereof. Furthermore, a release agent layer 18 is formed on the surface of the hiding layer 16.

A transparent base material 20 is formed on the exposed surface of the second adhesive layer 14 and the surface of the release agent layer 18. Therefore, in this embodiment, both sides of the sheet base material 14 in the width direction are adhered to the transparent base material 20 with the second adhesive layer 14.

Furthermore, cutting cuts 23a and 23b are formed in the sheet base material 12 and the second adhesive layer 14 along the peripheries of the hiding layer 16 and the release agent layer 18. In this case, the sheet base material 12 has cuts 23 along the flow direction of the paper used as the material, that is, the direction of the fiber grain.
a and 23b are formed. Therefore, the sheet base material 12 is easily cut at the portion where the cuts 23a and 23b are formed without being torn into other portions. Note that the cuts 23a and 23b are formed, for example, when forming the outline of the adhesive material 10 using a die roll.

In this example, the sheet base material 12 of the adhesive material 10 is cut at 2
3a and 23b, particularly FIGS. 8A and 8.
As shown in FIG.
The adhesive layer I4 and the hiding layer 16 are peeled off. In this case, since the cuts 23a and 23b are formed along the direction of the fibers of the sheet base material 12, the sheet base material 12
The center portion in the width direction can be easily cut at the cuts 23a and 23b without tearing into other portions. If the central portion of the sheet base material 12 in the width direction is peeled off in this way, the release agent layer 18. Transparent base material 20 and first adhesive layer 2
2 remains attached to the surface of the postcard mount 5, and both sides of the sheet base material 12 in the width direction remain attached to the transparent base material 20. Therefore, the secret information 6 and the lottery part 7 on the surface of the postcard mount 5 are removed from the release agent layer 18 of the adhesive material 10. Visible through transparent substrate 20 and first adhesive layer 22 .

Further, in this embodiment, since both sides of the adhesive material 10 in the width direction of the sheet base material 12 are adhered to the transparent base material 20 and cannot be peeled off, the sheet base material 12 may be inadvertently exposed to forces from both sides. It will never be torn off.

FIG. 9 is a sectional view showing a modification of the embodiment shown in FIGS. 7A and 7B. In this embodiment, compared to the embodiment shown in FIGS. 7A and 7B, in particular, by printing and applying a white ink containing, for example, titanium white, between the hiding layer 16 and the release agent layer 18, the ink layer 17
is formed.

Therefore, in this embodiment, the secret information 6 and the lottery part 7 on the surface of the postcard mount 5 are concealed by the adhesive material 10.
16 and an ink layer 17. In this embodiment, the widthwise central portion of the sheet base material 12 is covered with a second adhesive layer 14. The release agent layer together with the hiding layer 16 and the ink layer 17 can be peeled off within one day.

In addition, as in this embodiment, the hiding layer 16 and the ink layer 17 are
If the ink layer 17 is formed between the layers, a material with weak hiding property can be used as the material of the hiding layer 16.

Note that if the material of the release agent layer 18 has relatively strong releasability,
As in the embodiment shown in FIGS. 7A and 7B, the ink layer 17 may not be formed.

FIG. 10 is a sectional view showing another modification of the embodiment shown in FIGS. 7A and 7B. In the embodiment shown in FIGS. 7A and 7B, the concealing layer 16 of the adhesive material 10 is formed of a sheet having concealing properties, but in this embodiment,
For example, the hiding layer 16 is formed of an ink having a hiding property, such as silver ink. That is, in this embodiment, the hiding layer 16 is formed by printing and applying an ink having hiding properties to the central portion in the width direction of one principal surface of the sheet base material 12 without forming the second adhesive layer 14. is formed. Therefore, the transparent base material 20 is similar to the sheet base material 12.
The release agent layer 18 is formed on one exposed principal surface of the release agent layer 18 .

Also in this embodiment, the secret information 6 and lottery section 7 of the postcard mount 5 are hidden by the concealing layer 16. In this embodiment, the central portion of the sheet base material 12 in the width direction is covered with a concealing layer 16.
It can be peeled off from the release agent layer 18 at the same time.

FIG. 11 is a perspective view showing still another embodiment of the invention. In this embodiment, in particular, another cut 23c is formed in the sheet base material 12 and the second adhesive Ji14 slightly inside the cut 23a. This cut 23c
are formed with cuts 23a and 23b, for example in guirolle.

Furthermore, between the cuts 23a and 23C, the sheet base material 12. Second adhesive layer 14. At one end of the hiding layer 16 and the release agent layer 18, a notch 2 having a semicircular planar shape is formed, for example.
5 is formed.

Therefore, in this embodiment, when peeling off the center portion in the width direction of the sheet base material 12, first, as shown in FIG.
The sheet base material 12 is peeled off at the narrow width portion between the cut 23a and the cut 23c. In this case, by placing a finger on the cutout portion 25, the sheet base material 12 can be easily cut at the narrow width portion between the cutout 23a and the cutout 23c. Then, by bending or cutting the widthwise central portion of the sheet base material 12 at the cut line 23b, the release agent layer 18. The postcard mount 5 is passed through the transparent base material 20 and the first adhesive layer 22.
You can see the secret information 6 and the lottery section 7.

In the embodiment shown in FIG. 11, instead of forming the notch 25, a protrusion extending outward from the end of the transparent base material 20 between the cut 23a and the cut 23C is formed on the sheet base material 12.
It may be formed into In this way, the narrow width portion of the sheet base material 12 can be easily peeled off by pinching the protrusion.

FIG. 13 is an exploded perspective view showing another embodiment of the invention. In this embodiment, there are spots where the hiding layer 16 and release agent layer 18 are not formed, particularly on the surface of both end portions of the second adhesive layer 14 in the front and rear directions. Therefore, both end portions of the sheet base material 12 in the front and back direction are
It is attached in spots on the transparent base material 20. therefore,
In this embodiment, the sheet base material 12 is difficult to be accidentally peeled off even by forces received from the front and rear directions. In addition, in order to peel off the center portion in the width direction of the sheet base material 12, it is sufficient to peel off the portion pasted in spots.

In each of the above embodiments, the lottery part 7 is formed on the surface of the postcard mount 5, but in this invention, the lottery part 7 is formed on the surface of the hiding layer 16 of the adhesive material 10, on the surface of the masking layer 16 of the adhesive material 10, It may be formed on either the surface of the layer 18 or the main surface of the transparent base material 20.

Furthermore, in each of the above embodiments, the hiding layer 16 having hiding properties is formed on one main surface of the sheet base material 12.
In the present invention, instead of forming such a concealing layer, a material having a concealing property, such as colored paper, may be used as the sheet base material. In this case, the comb portion may be formed on one main surface of the sheet base material. In addition, if a concealing layer is not formed in this way, a release agent layer will be formed on one principal surface of the sheet base material.

Further, in each of the above embodiments, an adhesive such as a pressure-sensitive adhesive is used as the material for the first adhesive layer 22, but a heat-sensitive adhesive is used as the material for the first adhesive layer 22. may be used. In this case, the adhesive material 10 is adhered to the surface of the postcard mount 5 by heating the first adhesive layer 22.

Furthermore, in each of the embodiments shown in FIGS. 7A and 7B, FIG. 9, FIG. 1O, FIG. 11, and FIG.
Although the center portion of the sheet base material 12 in the width direction is configured to be removable, in these examples, for example,
A masking layer 16 is formed only on the surface of the central portion of the second adhesive layer 4, a release agent layer 18 is formed only on the surface of the mask layer 16, and a sheet base is further formed along the periphery of the release agent layer 18. A cut may be formed in the material 12 and the second adhesive layer 14 so that the central portion of the sheet substrate 12 can be peeled off from the transparent substrate 20.

[Brief explanation of the drawing]

1A and 1B respectively show an embodiment of the present invention, FIG. 1A is an exploded perspective view thereof, and FIG. 1B is an exploded perspective view thereof.
The figure is an exploded cross-sectional view. FIGS. 2A to 2C are illustrative views showing an example of the manufacturing process of the postcard adhesive material shown in FIGS. 1A and 1B, respectively. FIG. 3A and FIG. 3B show adhesive materials manufactured by the steps shown in FIGS. 2A to 2C, respectively;
FIG. 3A is a perspective view thereof, and FIG. 3B is a sectional view thereof. 4A and 4B show the sheet base material in the embodiment shown in FIGS. 1A and 1B, respectively, after being peeled off, and FIG. 4A is a perspective view thereof, and FIG. 4B is a cross-sectional view thereof. It is a diagram. FIG. 5 is a sectional view showing a modification of the embodiment shown in FIGS. 1A and 1B. FIG. 6 is a sectional view showing another modification of the embodiment shown in FIGS. 1A and 1B. 7A and 7B respectively show other embodiments of the present invention, of which FIG. 7A is an exploded perspective view;
Figure B is an exploded cross-sectional view. 8A and 8B show the postcard shown in FIGS. 7A and 7B with the center portion in the width direction of the sheet base material removed, respectively, and FIG. 8A is a perspective view thereof,
FIG. 8B is a sectional view thereof. FIG. 9 is a sectional view showing a modification of the embodiment shown in FIGS. 7A and 7B. FIG. 10 is a sectional view showing another modification of the embodiment shown in FIGS. 7A and 7B. FIG. 11 is a perspective view showing still another embodiment of the invention. FIG. 12 is a sectional view showing a state in which the thin width portion of the postcard sheet base material shown in FIG. 11 has been peeled off. FIG. 13 is an exploded perspective view showing another embodiment of the invention. In the figure, 1 is a postcard, 5 is a postcard mount, 6 is a confidential matter, 7 is a lottery part, 10 is an adhesive material, 12 is a sheet base material, 1
6 is a hiding layer, 18 is a release agent layer, 20 is a transparent base material, 22
indicates the first adhesive layer. Figure 1A Figure 1B Figure 2B Figure 3A Figure 38 Figure 4B 17 9
b Fig. 5 Fig. 6 Fig. 76, b Fig. 7A - 'I Fig. 7B Fig. 8A Fig. 8B' / b ') Fig. 9 1 Fig. 10 Fig. 11 1 Fig. 12

Claims (1)

[Scope of Claims] 1. A postcard comprising a postcard mount and an adhesive material affixed to at least a part of the surface of the postcard mount, the adhesive material comprising: a sheet base material; A masking layer formed on one main surface and having a masking property, a release agent layer formed on the surface of the masking layer, a transparent base material formed on the surface of the release agent layer, and a masking layer formed on the surface of the transparent base material. a first adhesive layer, a lottery part is formed on the surface of at least one of the hiding layer, the release agent layer, the transparent base material, and the postcard mount, and the adhesive is attached so that the lottery part is hidden. The material is a postcard adhered to the surface of the postcard mount by the first adhesive layer. 2. A step of preparing a sheet base material, a step of forming a concealing layer having a concealing property on one main surface of the sheet base material, a step of forming a release agent layer on the surface of the said concealment layer, a step of forming a masking layer on the surface of the release agent layer. a step of forming a transparent base material, a step of forming a first adhesive layer on the surface of the transparent base material, a step of preparing a postcard mount, at least the hiding layer, the release agent layer, the transparent base material, and the postcard. a step of forming a lottery part on any surface of the mount, and a step of attaching the transparent base material to at least a part of the surface of the postcard mount with the first adhesive layer so as to hide the lottery part. A postcard manufacturing method for manufacturing a postcard according to claim 1. 3. A postcard comprising a postcard mount and an adhesive material affixed to at least a part of the surface of the postcard mount, the adhesive material having a concealing property, a sheet base material, and the sheet base material. a release agent layer formed on one main surface of the sheet, a transparent base material formed on the surface of the release agent layer, and a first adhesive layer formed on the surface of the transparent base material; A lottery part is formed on the surface of any one of the release agent layer, the transparent base material, and the postcard mount, and the adhesive material is attached to the postcard mount by the first adhesive layer so that the lottery part is hidden. A postcard attached to the surface of. 4. A step of preparing a sheet base material having opacity, a step of forming a release agent layer on one main surface of the sheet base material, a step of forming a transparent base material on the surface of the release agent layer, and a step of forming a transparent base material on the surface of the above-mentioned release agent layer. a step of forming a first adhesive layer on the surface; a step of preparing a postcard mount; forming a raffle portion on the surface of at least one of the sheet base material, the release agent layer, the transparent base material, and the postcard mount. and a step of attaching the transparent base material to at least a part of the surface of the postcard mount with the first adhesive layer so that the lottery part is hidden. A method for manufacturing postcards.