JP4527132B2 - Communication sheet and printer sheet for communication sheet - Google Patents

Description

  The present invention relates to a communication sheet such as a postcard for exchanging personal information such as an address, name and ID, and a personal identification number, and a printer sheet for a communication sheet provided with such a communication sheet.

  As a communication sheet such as a postcard for exchanging personal information such as an address, name, ID, and personal identification number, a communication piece that can generally describe communication contents and a concealment sheet piece that is adhered to a description surface to be concealed of the communication piece The one with is known.

  In such a communication sheet, generally, the concealment sheet piece includes a fine adhesive layer provided on the surface and a release paper provided so as to cover the adhesive layer. Remove the adhesive layer from the adhesive layer so that the exposed adhesive layer adheres to the communication piece, and cover the communication content description surface of the communication piece with a concealment sheet piece to make the personal information such as address, name, ID, and password unreadable. I have to.

For example, in Patent Document 1, an outgoing mail address display area is provided on one side and an outgoing credit postcard piece provided with an outgoing time information area on the other side, and a return address display area is provided on the other side and on the other side. A reply post piece provided with a reply information area, and a connecting piece connected via a folding part between the reply post piece and the outgoing credit post piece, and these pieces of paper are Z-folded. A peelable adhesive layer is provided on the overlapping surface of the outgoing credit postcard and the connecting piece and on the overlapping surface of the connecting piece and the return postcard piece. A technique for reciprocating postcards in which a partition is formed and an adhesive layer that can be peeled and re-adhered and re-peeled is provided on one surface of the concealment label is disclosed.
JP 2004-122666 A

  However, the communication sheet technology disclosed in the former Patent Document 1 uses a re-adhesive fine adhesive layer as the adhesive layer, so that a third party removes the concealment sheet piece in the middle of the communication path. Even if the contents of communication related to personal data are read off or tampered with such as writing from above, the cover sheet may be opened in the middle of the communication path when it is reattached to the communication piece. There was a problem of not knowing.

  On the other hand, as a similar communication sheet technology, a strong adhesive layer that is difficult to re-adhere is provided on the periphery of the concealment sheet piece, and a fine adhesive layer is provided on the other most part. A communication sheet configured to cover a communication content description surface of a communication piece with a concealment sheet piece provided with a communication piece is also generally known.

  In such a communication sheet, when a third party peels off the concealment sheet piece from the communication piece in the middle of the communication path, the trace remains in the portion of the surrounding strong adhesive layer, so that it is understood that it has been opened. There is. However, in such a communication sheet, a strong adhesive layer has to be provided in the periphery, and there is a problem that the range that can be described is narrowed. In addition, in the communication content description surface, there is a problem that it is possible to perform tampering such as writing from above in the portion corresponding to the slightly adhesive layer.

  The present invention has been made in view of the above problems, and prevents writing and falsification from above by a third party when the concealment sheet piece is peeled off from the communication piece in the middle of the communication path, and the concealment sheet piece A communication sheet with a wide description range capable of making it easy to recognize at a glance that it has been opened in the middle of a communication path by disabling re-bonding to the communication piece, and a printer sheet for a communication sheet provided with such a communication sheet It is an issue to provide.

The communication sheet according to the present invention for solving the above problems includes a communication piece having a communication content description surface describing communication contents, and a concealment sheet piece adhered to the communication piece so as to cover the communication content description surface. The concealment sheet piece is made of a material containing a release agent in UV ink, and a release layer laminated on the side of the concealment sheet piece covering the communication piece, and an extender pigment in the UV ink. consist of a material including a pseudo adhesive layer provided on the release layer, and the pseudo adhesive layer adhesive layer provided on the, and release paper is provided to cover the surface of the adhesive layer The concealment sheet piece is configured in such a manner that the exposed adhesive layer covers the communication content description surface of the communication piece and can be adhered in a state where the release paper is peeled off from the adhesive layer. Adhesive layer is adhered to communication piece, concealment sheet There in a tensioned state from the communication pieces, sticking a communication piece and the adhesive layer of the concealing sheet pieces are the peelable constructed between the left release layer and the quasi-adhesive layer were maintained, the release layer and the quasi-adhesive F1 is an adhesive force between the layers, F2 is an adhesive force between the pseudo adhesive layer and the adhesive layer, F3 is an adhesive force between the adhesive layer and the release paper, and the adhesive layer and the communication piece. F4 <F1 <F2 and F1 <F4 are established, and the peeling layer on one side of the concealment sheet and the pseudo-adhesion layer that is adhered to the communication piece side via the adhesive layer. In the peeled state, the communication content description surface of the communication piece can be read through the transparent adhesive layer and the pseudo-adhesion layer, and the release layer and the pseudo-adhesion layer on one side of the concealment sheet are configured so that they cannot be re-adhered. It is a communication sheet characterized by this.

  According to the present invention, the release paper at the top of the concealment sheet piece is peeled off from the adhesive layer to expose the adhesive layer, and in this state, the concealment sheet piece and the communication piece are adhered, whereby the communication content description surface is It is possible to prevent other people from seeing the communication contents related to personal data such as address, name, ID, and password.

  Also, if the concealment sheet piece and the communication piece are peeled off from this state, both are peeled off between the peeling layer and the pseudo adhesive layer of the concealment sheet piece, and the transparent adhesive layer and the pseudo adhesive adhered to the communication piece side. The communication content on the communication content description surface can be read through the layer.

  Further, in this state, since the transparent adhesive layer and the pseudo adhesive layer are adhered on the communication content description surface, it becomes impossible for a third party to write or tamper from above.

  In addition, once the communication content description surface of the communication piece is read, the peeling layer on the concealment sheet side and the pseudo-adhesion layer on the communication piece side are configured so that they cannot be reattached. Even when it is opened, it is obvious that the communication content has been read when the communication sheet is obtained. As a result, it is possible to quickly respond such as immediately changing the personal data such as the address, name, ID, and personal identification number described.

  And, since there is no such thing as providing a strong adhesive layer around the concealment sheet piece that leaves a trace when it is peeled off, a communication sheet with a wide description range can be realized on the communication content description surface. .

  Here, it is preferable that the concealment sheet piece is connected to the communication piece via a fold.

  In this way, the concealment sheet piece and the communication piece can be adhered with high accuracy simply by bending the concealment sheet piece to the communication piece side along the crease.

  Further, the concealment sheet piece is printed with a concealment design for preventing watermarks, and when the adhesive layer of the concealment sheet piece is adhered to the communication piece, the communication content on the communication content description surface is the concealment sheet piece or communication piece. It is preferable that the watermark is not readable.

  In this way, the concealment design for preventing the watermark is printed on the concealment sheet piece, and the communication contents cannot be read through the concealment sheet piece or the communication piece. It is possible to prevent personal data such as the address, name, ID, and personal identification number described in the above item from being watermark-read by a third party.

  Moreover, it is preferable that the adhesive layer of the said concealment sheet piece is provided in the range which can cover the whole communication content of a communication piece.

  In this way, the adhesive layer of the concealment sheet piece can cover almost the entire communication content, so that writing or falsification from above by a third party can be suppressed over the entire communication content.

  Moreover, it is preferable that the said communication piece is a postcard and is comprised so that an address can be written on the back surface of a communication content description surface.

  In this way, by adhering the concealment sheet piece to the communication content description surface of the communication piece, and by writing the address on the back side of the communication content description surface, as a postcard that prevents watermarking and the re-adhesion of the concealment sheet piece, The mail address can be mailed as it is to the address on the back side of the communication content description surface.

  Further, the concealment sheet piece is a forward mail postcard and is configured to be addressable on the surface of the release paper, and the communication piece is a reply postcard and is addressed on the back side of the communication content description surface. It is preferable that the concealment sheet piece and the communication piece constitute a round-trip postcard.

  In this way, by writing the address on the surface of the release sheet of the concealment sheet piece, it becomes possible to mail to the address on the surface of the release layer as a forward mail postcard of a round-trip postcard. Also, by writing the address on the back side of the communication content description surface of the communication piece, it can be mailed to the address on the back side of the communication content description surface as a reply postcard for watermark prevention and non-reattachment of the concealment sheet piece. become able to.

  The communication sheet preferably includes a binder hole portion having a binder hole applicable to the binder, and is configured to be accommodated in the binder.

  In this way, since the communication sheet can be bound to the binder through the binder hole of the binder hole portion, it is possible to realize a communication sheet that has good storage properties and is convenient for storage.

  Also, a communication sheet printer sheet according to the present invention for solving the above-mentioned problems is provided with at least one of the above communication sheets, replenished to the printer as the output sheet of the printer, and the communication content description surface and concealment sheet of the communication piece It is configured to be printable on both or one of the surfaces of a piece of release paper.

  According to the present invention, a large number of communication sheets in various communication modes can be created by supplying the printer sheet for communication sheets to the printer and printing on the communication content description surface of the communication piece. Further, by printing on the surface of the release layer of the concealment sheet piece, for example, a large number of communication sheets can be processed, such as writing many addresses at once.

  The communication sheet printer paper has a sprocket engaging portion applicable to a sprocket paper feed type printer, and is supplied to the printer as a continuous output paper of the printer so that the communication content description surface of the communication piece and the concealment sheet piece It is preferable that printing is possible on both or one of the surfaces of the release paper.

  In this way, the communication sheet printer paper can be replenished to the printer as a continuous output paper of the printer and a large amount of communication sheets can be processed.

  As described above, according to the present invention, when the concealment sheet piece is peeled off from the communication piece in the course of the communication path, it is possible to prevent writing or falsification from above by a third party, and the communication piece of the concealment sheet piece. A communication sheet with a wide descriptive range that can be recognizable when it is opened in the middle of a communication path by disabling re-bonding to the printer, and a printer sheet for a communication sheet including such a communication sheet. can do.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. FIG. 1 is a perspective view showing a configuration of a communication sheet 1 according to an embodiment of the present invention, and FIG. 2 is a perspective view of the communication sheet 1 according to the embodiment of the present invention as viewed from the back side of FIG. . FIG. 3 is a top view showing a schematic configuration of the communication sheet 1 according to the embodiment of the present invention.

  Referring to FIG. 1, a communication sheet 1 according to an embodiment of the present invention shown in FIG. 1 constitutes a round-trip postcard in this embodiment, and a communication piece 2 and a fold 2a are formed on the communication piece 2. A concealing sheet piece 3 that is continuously provided via a perforation line, and a binder hole portion 4 that is continuous with the communication piece 2 via a perforation 2b and has a binder hole 4a.

  As shown in FIG. 3, the concealment sheet piece 3 includes a release layer 5, a pseudo adhesive layer 6 provided on the release layer 5, and an adhesive layer 7 provided on the pseudo adhesive layer 6. And release paper 8 provided to cover the surface of the adhesive layer 7. Note that the total amount of the communication sheet 1 of the present embodiment is set to 2 g or more and 6 g or less in order to enable posting as a round-trip postcard.

  The communication piece 2 is a paper piece corresponding to the return postcard of the communication sheet 1 constituting the round-trip postcard, and has a communication content description surface 2c describing the communication content to be concealed. A reply address can be written on the back surface 2d (FIG. 2) of the surface 2c. In this embodiment, the return address, that is, the address and name of the sender of the round-trip postcard are printed in advance on the back surface 2d of the communication content description surface 2c in the communication piece 2 by the sender of the round-trip postcard.

  The concealment sheet piece 3 is a forward mail postcard, and is configured so that the address of the forward credit can be written on the surface of the release paper 8. In this embodiment, the address of the outgoing credit, that is, the address and name of the recipient of the round-trip postcard are printed in advance on the surface of the release paper 8 by the sender of the round-trip postcard.

  In this concealment sheet piece 3, the communication sheet 1 constituting this round-trip postcard arrives, and personal information such as address, name, ID, and password is entered on the communication content description surface 2c of the communication piece 2 by the recipient. Thereafter, the release paper 8 is peeled off by the recipient, and the adhesive layer 7 is adhered to the communication piece 2 so as to cover the communication content description surface 2c.

  As shown in FIG. 2, the concealment sheet piece 3 is printed with a concealment design 3a for preventing watermarks, and in a state where the adhesive layer 7 of the concealment sheet piece 3 is adhered to the communication piece 2, the communication content description surface 2c The communication contents are configured to be unreadable through the concealment sheet piece 3 or the communication piece 2.

  The binder hole 4 has a binder hole 4a applicable to the binder, and the communication sheet 1 is configured to be bound and stored in the binder via the binder hole 4a.

  In the state in which the adhesive layer 7 of the concealment sheet piece 3 is adhered to the communication piece 2 and the concealment sheet piece 3 is pulled from the communication piece 2, the release layer 5 includes the adhesive layer 7 and the communication piece 2 of the concealment sheet piece 3. This layer is laminated on the side of the concealing sheet piece 3 covering the communication piece 2 so that the peeling layer 5 and the pseudo-adhesion layer 6 can be peeled off while maintaining the adhesion. As the release layer 5, a UV ink that is cured by irradiation with ultraviolet rays is used as a layer that forms an easily peelable surface by being cured.

  Specifically, the release layer 5 includes, as UV ink, a photosensitive resin, a photosensitive monomer, a photopolymerization initiator, and a release agent such as a silicone agent or wax for improving the release property. Although used, the content of the release agent varies depending on the type of the release agent. In the case of using a silicon agent, it is preferably set within a range of 1 to 10%, more preferably within a range of 2 to 5%, in order to improve releasability.

  In addition, auxiliary agents such as a plasticizer, a leveling agent, and a stabilizer are added to the UV ink as necessary.

  Then, the UV ink is applied to the masking sheet piece 3 by offset printing or the like and irradiated with ultraviolet rays to cure and fix the UV ink, and the release layer 5 is laminated on the back surface of the masking sheet piece 3.

  The pseudo adhesive layer 6 is a transparent intermediate layer located between the release layer 5 and the adhesive layer 7, and when the concealing sheet piece 3 and the communication piece 2 adhered via the adhesive layer 7 are peeled off. In addition, the pseudo adhesive layer 6 and the release layer 5 are provided in order to prevent the adhesive layer 6 and the release layer 5 from being re-adhered smoothly.

  The pseudo adhesive layer 6 is made of UV ink that is cured by irradiation with ultraviolet rays. In the present embodiment, the UV ink includes a photosensitive resin such as polyurethane acrylate, a photosensitive monomer such as an acrylate monomer, and a photopolymerization initiator, and includes an extender pigment to adjust the adhesive force.

  In addition, auxiliary agents such as stabilizers, anti-settling agents, and leveling agents are added to the UV ink as necessary.

  Here, the content of the extender pigment is preferably set within a range of 3 to 35%, and more preferably within a range of 5 to 25%.

  Then, this UV ink is applied on the release layer 5 by flexographic printing or the like in a thickness of 2 to 50 μm (preferably 4 to 30 μm), and is peeled off by being cured and fixed by irradiation with ultraviolet rays. A thin film of the pseudo adhesive layer 6 is laminated on the layer 5.

  The pseudo adhesive layer 6 formed in this way has a property that it is difficult to re-adhere with the release layer 5.

  The pressure-sensitive adhesive layer 7 is a transparent layer that is provided on the pseudo-adhesive layer 6 and is configured to adhere to the communication piece 2 with a predetermined pressure after the release paper 8 is removed. It is provided in a range that can cover almost the entire communication content of the piece 2.

  This adhesive layer 7 can be either an aqueous adhesive or an oil-based adhesive. For example, an aqueous acrylic resin with an auxiliary agent added can be used as an aqueous adhesive, or an oily adhesive with an auxiliary agent added to a photosensitive resin, a photosensitive monomer, or a photopolymerization initiator can be used. You can also. In this embodiment, an acrylic emulsion-type pressure-sensitive adhesive, an acrylic-based pressure-sensitive adhesive, a silicon-based pressure-sensitive adhesive, or the like is used. The pressure-sensitive adhesive is applied by flexographic printing or the like, and the pressure-sensitive adhesive layer 7 is formed on the pseudo adhesive layer 6. Are configured to be laminated.

  The release paper 8 is for covering the surface of the adhesive layer 7 to protect the adhesive layer 7 and maintaining the adhesiveness of the adhesive layer 7 until the time of use. The contact surface is coated with silicon or the like, and has a good releasability with respect to the adhesive layer 7. In this embodiment, since the adhesive layer 7 is provided over substantially the entire surface of the concealment sheet piece 3, the release paper 8 is also provided correspondingly.

  The concealing sheet piece 3 is configured such that the exposed adhesive layer 7 adheres to and covers the communication content description surface 2 c of the communication piece 2 in a state where the release paper 8 is peeled off from the adhesive layer 7.

  Here, the adhesive force F1 between the release layer 5 and the pseudo adhesive layer 6, the adhesive force F2 between the pseudo adhesive layer 6 and the adhesive layer 7, the adhesive force F3 between the adhesive layer 7 and the release paper 8, The adhesive force F4 between the adhesive layer 7 and the communication piece 2 and the mutual relationship will be described.

  In the present embodiment, the components, ratios, and the like of each layer are adjusted so that the adhesive force F1 between the release layer 5 and the pseudo adhesive layer 6 satisfies F3 <F1 <F2 and F1 <F4. Specifically, F1 is set within a range of 280 to 800 g (preferably 300 to 600 g), and F2 is set within a range of 1000 to 1400 g (preferably 1200 g). Further, F3 is preferably set to 250 g within a range of 100 to 290 g. Furthermore, the adhesive force F4 is set within a range of 1000 to 1400 g (preferably 1200 g). Here, the adhesive force and the adhesive force are shown as values when measured by a 180 degree peel test at a peeling speed of 300 mm / min using a sample having a width of 25 mm at room temperature.

  Thereby, when the concealment sheet piece 3 is peeled from the communication piece 2, delamination occurs between the peeling layer 5 and the pseudo-adhesion layer 6 having an F1 adhesive force (adhesive force) smaller than F2 and F4. Further, since F3 has the smallest adhesive strength (adhesive strength), the release paper 8 can be smoothly peeled off from the adhesive layer 7.

  Next, with reference to FIGS. 4-9, the use procedure of the communication sheet 1 which concerns on embodiment of this invention is demonstrated. 4-9 is explanatory drawing which shows the use procedure of the communication sheet 1 which concerns on embodiment of this invention.

  First, as shown in FIG. 3, the communication sheet 1 according to the embodiment of the present invention is stored in a binder (not shown) through a binder hole 4 a of the binder hole portion 4 before use.

  Next, FIG. 4 is a top view showing a state in which the binder hole 4 of the communication sheet 1 is removed with the perforation 2b as a boundary. The release paper 8 covers the surface of the adhesive layer 7, and the adhesiveness of the adhesive layer 7 is maintained.

  Then, a mail address is printed or written on the surface of the release layer 5, and is posted on the post as a postcard. When the communication sheet 1 arrives, the communication contents to be concealed on the personal information such as the address, name, ID, and personal identification number of the receiver are described on the communication content description surface 2c of the communication piece 2 by the receiver.

  FIG. 5 shows that the release sheet 8 of the communication sheet 1 is attached by the receiver in order to adhere the concealment sheet piece 3 to the communication piece 2 after the communication contents to be concealed on the communication content description surface 2c. It is a top view which shows the state which began to be peeled off from the edge part. At this time, since the adhesive force F3 between the adhesive layer 7 and the release paper 8 has the smallest adhesive force, the release paper 8 can be smoothly peeled from the adhesive layer 7.

  6 is a top view showing a state after the release paper 8 of the communication sheet 1 is peeled off. With the release paper 8 removed, the exposed adhesive layer 7 can be adhered to the communication piece 2 so as to cover almost the entire communication content to be concealed by the communication piece 2.

  FIG. 7 is a top view showing a state in which the concealment sheet piece 3 is adhered to the communication piece 2 of the communication sheet 1, and FIG. 8 is a perspective view of FIG.

  Thus, the concealment sheet piece 3 is adhered to the communication piece 2 so as to cover the communication content description surface 2c of the communication piece 2 by the recipient after the arrival of the communication sheet 1 constituting this round-trip postcard. At this time, the concealment sheet piece 3 is adhered to the communication piece 2 with a predetermined adhesive force, and the concealment design 3a printed on the concealment sheet piece 3 causes the communication content on the communication content description surface 2c to be concealed. The communication piece 2 cannot be read through the watermark.

  In addition, since the address for reply, that is, the address and name of the sender of the round-trip postcard is already printed on the back surface 2d of the communication content description surface 2c, in this state, the sender of the round-trip postcard is sent by the recipient. Mailed as a reply postcard.

  FIG. 9 is a top view showing a state in which the concealment sheet piece 3 is peeled off from the communication piece 2 by the sender of the round-trip postcard with the return postcard in hand again. Thus, in the state where the adhesive layer 7 of the concealment sheet piece 3 is adhered to the communication piece 2 and the concealment sheet piece 3 is pulled from the communication piece 2, the adhesive layer 7 of the concealment sheet piece 3 and the communication piece 2 are adhered. Is maintained, the peeling layer 5 and the pseudo adhesive layer 6 are peeled apart, and the communication content description surface 2 c of the communication piece 2 can be read through the transparent adhesive layer 7 and the pseudo adhesive layer 6. . Moreover, in this state, it becomes impossible to re-adhere the peeling layer 5 and the pseudo adhesion layer 6 on the concealment sheet piece 3 side.

  As described above, according to the communication sheet 1 according to the embodiment of the present invention, the release paper 8 on the top of the concealment sheet piece 3 is peeled off from the adhesive layer 7 to expose the adhesive layer 7, and this state By adhering the concealment sheet piece 3 and the communication piece 2, the communication content description surface 2 c is covered so that the communication content related to the personal data such as the address, name, ID, and personal identification number is not exposed to others' eyes. be able to.

  Moreover, when the concealment sheet piece 3 and the communication piece 2 were peeled off from this state, both were peeled off between the peeling layer 5 and the pseudo adhesive layer 6 of the concealment sheet piece 3 and adhered to the communication piece 2 side. The communication content on the communication content description surface 2 c can be read through the transparent adhesive layer 7 and the pseudo adhesive layer 6.

  Further, in this state, since the transparent adhesive layer 7 and the pseudo adhesive layer 6 are adhered on the communication content description surface 2c, it becomes impossible for a third party to write or tamper from above.

  In addition, once the communication content description surface 2c of the communication piece 2 is read, the peeling layer 5 on the concealment sheet piece 3 side and the pseudo-adhesion layer 6 on the communication piece 2 side are configured so that they cannot be reattached. Even if it is opened on the way of the communication path, it becomes obvious at a glance that the communication content has been read when the communication sheet is obtained. As a result, it is possible to quickly respond such as immediately changing the personal data such as the address, name, ID, and personal identification number described.

  And since there is no such thing as providing the strong adhesive layer 7 around the concealment sheet piece 3 that leaves a trace when it is peeled off, the communication sheet 1 having a wide description range is realized on the communication content description surface 2c. can do.

  Further, according to the communication sheet 1, the concealment sheet piece 3 and the communication piece 2 can be adhered with high accuracy by simply folding the concealment sheet piece 3 to the communication piece 2 side along the fold 2a.

  Further, since the concealment design 3a for preventing watermark is printed on the concealment sheet piece 3, and the communication content cannot be read through the concealment sheet piece 3 or the communication piece 2, it is in the middle of the communication path. It is possible to prevent personal data such as the address, name, ID, and personal identification number described in the above item from being watermark-read by a third party.

  Moreover, since the adhesive layer 7 of the concealment sheet piece 3 can cover almost the entire communication content, writing or falsification from above by a third party can be suppressed over the entire communication content.

  Further, the concealment sheet piece 3 is adhered to the communication content description surface 2c of the communication piece 2, and the postcard which prevents the watermark and the re-adhesion of the concealment sheet piece 3 by writing the address on the back surface 2d of the communication content description surface 2c. As a result, it is possible to directly mail the address on the back surface 2d of the communication content description surface 2c.

  Then, by writing the address on the surface of the release paper 8 of the concealment sheet piece 3, it becomes possible to mail the address on the surface of the release layer 5 as a forward mail postcard of a round-trip postcard. Further, by writing the address on the back surface 2d of the communication content description surface 2c of the communication piece 2, it is possible to use the reply postcard for the watermark prevention and the non-reattachment of the concealment sheet piece 3 as the address of the back surface 2d of the communication content description surface 2c. You will be able to mail it.

  In addition, since the communication sheet 1 can be bound to the binder through the binder hole 4a of the binder hole portion 4, the communication sheet 1 having good storage property and convenient for storage can be realized.

  The above-described embodiment is merely a preferred specific example of the present invention, and the present invention is not limited to the above-described embodiment.

  For example, the communication sheet 1 constitutes a round-trip postcard in the present embodiment, but is not necessarily limited to a round-trip postcard, and may be a normal postcard or mailed in an envelope. It may be just a kind of entry sheet. Also, the binder hole 4 is not essential.

  For example, FIG. 10 is a perspective view illustrating a configuration of a communication sheet 21 that is a modification of the communication sheet 1, and FIG. 11 is a perspective view of the communication sheet 21 according to the modification viewed from the back side of FIG. .

  With reference to FIG. 10 and FIG. 11, the communication sheet 21 according to the illustrated modification constitutes a normal one-way postcard, and the communication piece 22 is connected to the communication piece 22 via a fold 22a. The concealment sheet piece 23 provided continuously and the communication piece 22 are provided continuously through a perforation 22b.

  Moreover, the concealment sheet piece 23 includes a release layer 5 as shown in FIG. 3, a pseudo adhesive layer 6 provided on the release layer 5, and an adhesive layer 7 provided on the pseudo adhesive layer 6. The concealment sheet piece 3 is provided with a release paper 28 provided so as to cover the surface of the adhesive layer 7.

  Here, in the communication sheet 21 according to the modification, the communication piece 22 is a piece of paper constituting a postcard, and has a communication content description surface 22c describing the communication content to be concealed, and this communication content description. A mail address is written on the back surface 22d (FIG. 10) of the surface 22c.

  Further, in the concealment sheet piece 23, the release paper 28 has a message “Please peel the release paper 28 on the surface of the release paper 28 and stick it together” and a message “The release paper 28 cannot be most adhered”. In addition to being printed in advance, a concealment design for preventing watermarks is printed in the same manner as the concealment design 23a on the back surface.

  As with the communication sheet 1, the concealment sheet piece 23 has personal information such as an address, name, ID, and password entered on the communication content description surface 22c of the communication piece 22, and then the release paper 28 is peeled off. The adhesive layer 7 is configured to adhere to the communication piece 22 so as to cover the communication content description surface 22c.

  Further, the main components of the release layer 5 and the pseudo adhesive layer 6 are not necessarily limited to UV ink. The material can be variously modified as long as it forms a surface that can be easily peeled by curing.

  Similarly, the UV ink photopolymerization initiator used for the pseudo-adhesion layer 6 may be used in a mixture of not only one type but also two or three types. Thus, by using a plurality of types of photopolymerization initiators, the curing rate and the like can be appropriately adjusted.

  Further, the extender pigments may be used not only as a single type but also as a mixture of a plurality of types such as two types or three types.

  Further, as the UV ink used for the pseudo adhesive layer 6, “Ever Beam J2-S34” (trade name) manufactured by Ever Chemical Laboratory Co., Ltd. can be used.

  Further, the method of laminating each layer is not limited to flexographic printing or offset printing, but may use other known methods such as silk screen printing or gravure printing.

  Further, the communication sheets do not necessarily have to be independent one by one. A mode in which a plurality of communication sheets 1 are gathered can also be adopted. For example, FIG. 12 is a perspective view showing a schematic configuration of the communication sheet printer paper 31 formed by aggregating a plurality of communication sheets 1.

  As shown in FIG. 12, the communication sheet printer paper 31 includes a sprocket engaging portion 32 having a sprocket hole 32 a that can be applied to an unillustrated printer of the sprocket feeding method, and a plurality of communication sheets 1 are perforated. It is formed in a state that can be separated by 31a or the like. The communication sheet printer paper 31 is supplied to the printer as continuous output paper of a sprocket paper feed type printer, and both the communication content description surface 2c of the communication piece 2 and the surface of the release paper 8 of the concealment sheet piece 3 or It is configured to print on one side.

  According to this communication sheet printer paper 31, a large number of communication sheets of various communication styles can be created by supplying the communication sheet printer paper 31 to the printer and printing it on the communication content description surface 2c of the communication piece 2. it can. Further, by printing on the surface of the release sheet 8 of the concealment sheet piece 3, for example, a large number of communication sheets can be processed, such as writing many addresses at once.

  FIG. 13 is a perspective view showing a schematic configuration of a communication sheet printer paper 41 which is a first modification of the communication sheet printer paper 31.

  As shown in FIG. 13, in the communication sheet printer paper 41 according to the first modified example, the concealment sheet piece 43 is provided with a sprocket hole 42 a so as to be on the sprocket engaging portion 42 side. . This communication sheet printer paper 41 is easy to manufacture because it can be easily aligned by the sprocket hole 42a of the sprocket engaging portion 42 when processing to add the release paper 8 to the concealment sheet piece 43. There is an advantage of becoming.

  Further, FIG. 14 is a perspective view showing a schematic configuration of a communication sheet printer paper 51 which is a second modification of the communication sheet printer paper 31.

  As shown in FIG. 14, in the communication sheet printer paper 51 according to the second modified example, the surface of the communication content description surface 52c of the communication piece 2 is configured to be blank, and can be freely selected according to the application. There is an advantage that it is possible to print on the style.

  In addition, it goes without saying that various design changes are possible within the scope of the claims of the present invention.

It is a perspective view which shows the structure of the communication sheet which concerns on embodiment of this invention. It is the perspective view which looked at the communication sheet which concerns on embodiment of this invention from the back direction of FIG. It is a top view which shows the schematic structure of the communication sheet which concerns on embodiment of this invention. It is a top view which shows the state which removed the binder hole part of the communication sheet on the perforation line. After the receiver describes the communication content to be concealed on the communication content description surface, the receiver starts to peel off the communication sheet release paper from the edge to adhere the concealment sheet piece to the communication piece. FIG. It is a top view which shows the state after peeling off the release paper of a communication sheet. It is a top view which shows the state which adhered the concealment sheet piece with respect to the communication piece of the communication sheet. FIG. 8 is a perspective view of FIG. 7. It is a top view which shows the state by which the concealment sheet piece was peeled off from the communication piece by the sender of the round-trip postcard which got the reply postcard again. It is a perspective view which shows the structure of the modification of a communication sheet. It is the perspective view which looked at the communication sheet which concerns on a modification from the back direction of FIG. FIG. 5 is a perspective view illustrating a schematic configuration of a communication sheet printer sheet formed by aggregating a plurality of communication sheets. It is a perspective view which shows the structure of the outline of the 1st modification of the printer paper for communication sheets. It is a perspective view which shows the structure of the outline of the 2nd modification of the printer paper for communication sheets.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Communication sheet 2 Communication piece 2c Communication content description surface 3 Concealment sheet piece 3a Concealment design 4 Binder hole part 4a Binder hole 5 Release layer 6 Pseudo-adhesion layer 7 Adhesive layer 8 Release paper 11 Communication sheet printer paper 12 Sprocket engagement part

Claims (9)

A communication piece having a communication content description surface describing the communication content;
A communication sheet comprising a concealment sheet piece adhered to the communication piece so as to cover the communication content description surface,
The concealment sheet piece is
A release layer made of a material containing a release agent in UV ink, laminated on the side of the cover sheet covering the communication piece,
A pseudo-adhesive layer provided on the release layer , made of a material containing extender in UV ink ,
An adhesive layer provided on the pseudo adhesive layer;
A release paper provided to cover the surface of the adhesive layer,
The concealment sheet piece is configured in such a manner that the exposed adhesive layer covers the communication content description surface of the communication piece and can be adhered in a state where the release paper is peeled off from the adhesive layer.
In the state where the adhesive layer of the concealment sheet piece is adhered to the communication piece and the concealment sheet piece is pulled from the communication piece, the adhesion between the adhesive layer of the concealment sheet piece and the communication piece is maintained and the peeling layer and the pseudo-adhesion layer are maintained. It is configured to be able to peel off,
The adhesive force between the release layer and the pseudo adhesive layer is F1,
The adhesive force between the pseudo adhesive layer and the adhesive layer is F2,
The adhesive force between the adhesive layer and the release paper is F3,
When the adhesive force between the adhesive layer and the communication piece is F4,
F3 <F1 <F2, F1 <F4
Is established,
With the peel-off layer on one side of the concealment sheet and the pseudo-adhesion layer adhered to the communication piece via the adhesive layer, the communication content description surface of the communication piece can be read through the transparent adhesive layer and the pseudo-adhesion layer. A communication sheet, which is configured so that the release layer and the pseudo-adhesion layer on one side of the concealment sheet are non-reattachable.
  The communication sheet according to claim 1, wherein the concealment sheet piece is connected to the communication piece via a fold. The concealment sheet piece is printed with a concealment design for preventing watermarks,
The communication content of the communication content description surface is configured to be unreadable through the concealment sheet piece or the communication piece when the adhesive layer of the concealment sheet piece is adhered to the communication piece. Item 3. The communication sheet according to any one of items 2 to 3.   The communication sheet according to any one of claims 1 to 3, wherein the adhesive layer of the concealment sheet piece is provided in a range that can cover substantially the entire communication content of the communication piece. .   The communication sheet according to any one of claims 1 to 4, wherein the communication piece is a postcard and is configured such that an address can be written on a back surface of a communication content description surface. The concealment sheet piece is a forward mail postcard, and is configured to be addressable on the surface of the release paper,
The communication piece is a postcard for reply, and is configured to be addressable on the back side of the communication content description surface.
6. The communication sheet according to claim 1, wherein the concealment sheet piece and the communication piece constitute a round-trip postcard. A binder hole having a binder hole applicable to the binder is provided,
The communication sheet according to any one of claims 1 to 6, wherein the communication sheet is configured to be housed in a binder. At least one communication sheet according to any one of claims 1 to 7 is provided,
Printer sheet for communication sheets, which is configured to be supplied to the printer as output paper of the printer and to be printed on both or one of the communication content description surface of the communication piece and the release sheet surface of the concealment sheet piece . It has a sprocket engagement part applicable to a sprocket paper feed type printer,
9. The printer according to claim 8, wherein the printer is configured to be able to print on both or one of the communication content description surface of the communication piece and the surface of the release sheet of the concealment sheet piece as a continuous output paper of the printer. Printer sheet for communication sheets as described.

Images