JPH08137401A - Label continuous body and its manufacture - Google Patents

Abstract

PURPOSE: To provide a label continuous body and its manufacturing method which widen the range of choice of a label base material and adhesive layer and enables the production of many kinds in small lot. CONSTITUTION: This label continuous body 10 includes the long size babel base material 14, an adhesive layer 16 formed on the rear surface of the babel base material 14, a thermosensitive color developing layer 22 formed on the front surface side of the label base material 14 and a printing layer 20 which has excellent in stripping resistance and is formed on the front surface side of the label base material 14 facing to the adhesive layer 16 side when the label base material 14 is lap-wound. Further, the manufacturing method of this label continuous body 10 comprises a step for superposing the rear surface of the label base material 14 on the adhesive layer 16 of a process sheet 24, a step for forming the printing layer 20 excellent in stripping resistance on the front surface of the label base material 14, a step for peeling only the process sheet 24 from the adhesive layer 16 surface which is transferred to the rear surface of the label base material 14 and a step of lap-winding the label base material 14 so that a peeling layer 18 and the adhesive layer 16 are temporarily stuck while facing each other.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label continuous body in which a plurality of labels are continuously formed and a method for producing the same, and in particular, it has a so-called release paper suitable for use as, for example, a price tag or a bar code label. The present invention relates to a non-separable label continuum and a method for producing the same.

[0002]

2. Description of the Related Art Conventionally, a label having no release paper, which is a so-called non-separation type, has a pressure-sensitive adhesive layer formed of a delayed tack type heat-adhesive adhesive on the back surface of a heat-resistant substrate. There is.

[0003]

In the case of such a so-called heat-activatable pressure-sensitive adhesive layer formed, it can be wound and used without using a release paper. That is, before the adhesive is heated and melted to give pressure sensitivity, it does not have adhesiveness, so that it does not adhere even when wound in a roll shape. However, in this conventional non-separable label, the manufacturing equipment is inevitably large, the capital investment is large, and the label must be heated to activate the heat-adhesive adhesive. As a base material, there is no choice but to select a material having excellent heat resistance such as paper. In addition, the range of selection is extremely limited, for example, it is necessary to select one that is not affected by the components contained in the adhesive forming the adhesive layer.

Therefore, the present invention is to provide a label continuum and a method for producing the same, which can expand the selection range of the label base material and the pressure-sensitive adhesive layer and can produce a large variety of small lots.

[0005]

A label continuum according to claim 1 is formed by a long label base material, an adhesive layer formed on the back surface of the label base material, and a front surface side of the label base material. A label continuum including a thermosensitive coloring layer and a print layer having excellent releasability, which is formed on the surface side of the label substrate facing the pressure-sensitive adhesive layer side when the label substrate is rolled up.

The label continuum according to claim 2 is the label continuum according to claim 1, wherein the printing layer is formed by printing and applying printing ink.

In the label continuum according to claim 3, the peeling layer is formed on the surface side of the label base material facing the pressure-sensitive adhesive layer side when the label base material is wound together with the printing layer. The label continuum according to any one of 1 or 2.

According to a fourth aspect of the present invention, there is provided a method for producing a continuous label body, comprising the step 1 of preparing a process sheet having at least one surface thereof having releasability and forming an adhesive layer on the releasable surface of the process sheet, Step 2 of preparing a long label base material having a back surface to which the pressure-sensitive adhesive layer is transferred and adhered, and superposing the back surface of the label base material and the pressure-sensitive adhesive layer of the process sheet, and the surface of the label base material. Step 4 of forming a printed layer having excellent releasability, and Step 5 of peeling only the process sheet from the transferred pressure-sensitive adhesive layer surface on the back surface of the label substrate.
And a step 6 of winding the label base material so that the peeling layer and the pressure-sensitive adhesive layer face each other and are temporarily adhered, and the step 6.

In the method for manufacturing a label continuum according to a fifth aspect of the present invention, step 5 includes a step of slitting the label base material and the process sheet laminated in steps 1 to 4 together with other layers formed to an appropriate width. The method for producing a continuous label body according to claim 4.

In the method for manufacturing a label continuum according to claim 6, step 5 includes a step of die-cutting the label base material laminated in steps 1 to 4 into an appropriate width together with other layers formed. It is a method for producing the described label continuum.

The method for producing a label continuum according to claim 7, wherein step 4 includes a step of printing / applying a printing ink having excellent releasability on the surface of the label substrate to form a printing layer. 7. The method for producing a label continuum according to any one of 1 to 6.

In the method for manufacturing a label continuum according to claim 8, step 4 includes the step of forming a release layer having excellent release properties on the surface of the label base material together with the printing layer. The method for producing a continuous label body according to claim 2.

[0013]

According to the first aspect of the present invention, since the label base material has the thermosensitive coloring layer formed on the surface opposite to the pressure-sensitive adhesive layer, the label base material develops color by heating.

According to the second aspect of the present invention, the print layer side having excellent releasability formed on the front surface side of the label base material and the adhesive layer side formed on the back surface side of the label base material face each other. Since the label base material is rolled up so as to be temporarily attached, it is rewound.

According to the invention of claim 3, since the print layer is formed on the surface of the label base material and the release layer is formed on the surface of the label base material together with the print layer, the rolled label base material is It is rewound.

According to the invention of claim 4, since the pressure-sensitive adhesive layer is formed on the surface of the sheet with the process sheet having releasability, the pressure-sensitive adhesive layer is formed from the process sheet when it is superposed on the long label substrate. It is transferred to the surface of the long label substrate.

According to the invention of claim 5, a process sheet,
The long label base material is cut together with other layers.

According to the invention of claim 6, the process sheet is not cut, but the label base material and the other layer are cut together.

According to the inventions of claims 7 and 8, the label base material is wound so that the print layer and / or the release layer side and the adhesive layer side of the label base material face each other and are temporarily adhered.
The label continuous body wound up is rewound.

[0020]

According to the invention of claim 1, since the adhesive layer is formed on the back surface of the label substrate, the adhesive layer can be formed on the surface of the label substrate at room temperature. Therefore, when selecting a label base material, even an extremely thin tape with relatively low heat resistance can be used, and the solvent of the adhesive in the dissolved state before the adhesive layer is originally formed is transferred. Since it is removed before being applied, the range of selection of the pressure-sensitive adhesive forming the pressure-sensitive adhesive layer can be expanded regardless of the property of the label substrate. Further, in particular, as the label base material, a material such as thermal paper that develops heat can be selected, and it can be applied to any printer such as a printer that prints on a transfer foil that is relatively heated.

According to the invention of claim 2, since the printing layer having excellent releasability is formed on the surface of the label substrate, the adhesive layer formed on the back surface of the label substrate and the surface thereof are formed. Even if the label base material is rolled up so as to be temporarily adhered to the print layer, the label base material can be rewound and the label can be cut and used one by one.

According to the invention of claim 3, the print layer is formed on the surface of the label substrate, and the release layer having excellent releasability is formed on the surface of the label substrate. Even if the label base material is rolled up so that the printing layer and / or the peeling layer formed on the side and the pressure-sensitive adhesive layer formed on the back surface face each other and are temporarily attached, the label can be rewound and the label can be continuously fed. It can be cut from the body into individual labels for use.

According to the invention of claim 4, the surface of the long-sized label base material, which comprises an adhesive layer formed on the releasable surface of the process sheet and a surface to which the adhesive layer is transferred and adhered. Are overlapped with each other, and the adhesive layer is transferred from the surface of the process sheet to the back surface of the long label base material at room temperature,
The pressure-sensitive adhesive layer can be formed even with an extremely thin label substrate having relatively low heat resistance. In addition, since the solvent contained when the pressure-sensitive adhesive forming the pressure-sensitive adhesive layer is in the emulsion state is removed and transferred from the surface of the process sheet to form the pressure-sensitive adhesive layer, the solvent affects the label substrate. Will not be affected. Therefore, the range of selection of the pressure-sensitive adhesive for forming the label base material and the pressure-sensitive adhesive layer becomes extremely wide, and it is suitable for the production of a wide variety of products in small quantities. Moreover, since the process sheet can be used many times, it is possible to reuse resources without becoming waste.

If the adhesive layer is formed as a label base material having a plurality of desired widths from the beginning, useless portions are generated on both side edges of each label base material. According to this, a label substrate and a process sheet which are wider and longer than the intended label substrate width are first prepared, and they are laminated with an adhesive layer, and they are arranged in an appropriate width. By slitting to form the desired label substrate, the pressure-sensitive adhesive layer formed on the releasable surface of the process sheet can be formed leaving the left and right ends of the process sheet slightly. It is extremely useful because it can produce a label base material having a desired width in the initial stage with a small amount of wasteful edges.

According to the sixth aspect of the present invention, a wide and long label base material and a process sheet are prepared, they are laminated with an adhesive layer, and the label base material is die-cut into an appropriate width. If the appropriate label width is formed by the above, the initial target label can be appropriately formed,
Extremely useful.

According to the invention of claim 7, if the pressure-sensitive adhesive layer is formed on the releasable surface of the process sheet and the pressure-sensitive adhesive layer is transferred and superposed on the back surface of the long label substrate to which the pressure-sensitive adhesive layer is bonded. The pressure-sensitive adhesive layer can be transferred from the process sheet to the back surface of the long label substrate by the action of the process sheet having excellent releasability.

According to the invention of claim 8, if a pressure-sensitive adhesive layer is formed on the releasable surface of the process sheet and the pressure-sensitive adhesive layer is transferred and adhered to the back surface of the long label substrate to be adhered. The pressure-sensitive adhesive layer can be transferred from the process sheet to the back surface of the long label substrate by the action of the process sheet having excellent releasability.

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

[0029]

1 is a diagram showing a label continuous body which is an embodiment of the present invention, in which (A) is a perspective view thereof and (B) is a sectional view thereof. 2 and 3
FIG. 3 is an illustrative view showing one example of a manufacturing method of the example shown in FIG.
FIG. 2 is a diagram showing the first half of the process, and FIG. 3 is a diagram showing the second half of the process.

The label continuum 10 of this embodiment is formed by continuously forming a plurality of labels 12 in a strip shape, and each label 12 is cut at the boundary between the labels 12 to be used as a single label 12. Is.

Then, the pressure-sensitive adhesive layer formed by transferring to the back surface of the long label base material 14, that is, the adhesive layer 16 which is adhesive at room temperature and adheres to the adherend with a light pressure.
Is formed, a release agent layer 18 as a release layer is formed on the surface side of the label base material 14, and the release agent layer 18 on the surface side of the label base material 14 is excellent in releasability. The first printing layer 20 is formed with printing ink, and the label base material 1 is formed between the label base material 1 and the label base material 14.
The second printed layer 21 is formed on a part of the surface of No. 4.
The second printing layer 21 is formed of a normal printing ink, and the display portions of the labels 12 are formed at regular intervals so that the display portions of the labels 12 are formed at the boundaries of the labels 12. It is formed intermittently. However,
The second print layer 20 may not be formed.

As shown in FIG. 1 (A), the label continuum 10 has a label base so that the release agent layer 18 side and the adhesive layer 16 face each other and are temporarily attached before being used as a label. The material 14 is wound in a roll shape. In addition, in this embodiment, the thermosensitive coloring layer 22 is formed on the surface of the label base material 14 on the release agent layer side 18.

In this embodiment, the long label base material 14 is, for example, a plastic film or sheet of paper, synthetic paper, cellophane, polystyrene, polyester or the like, or a long strip of aluminum foil or the like. Each continuous strip of continuous label strip 1
In order to cut into two, it is necessary to use a material that can be cut by hand or by a mechanical device such as a cutter. Alternatively, perforations (not shown) such as perforations may be formed at predetermined intervals so that the label 12 can be cut into a predetermined strip.

The pressure-sensitive adhesive layer 16 formed by transferring to the back surface of the label base material 14 is for giving an adhesive force to each label 12, and is a known adhesive such as an acrylic copolymer resin or a rubber adhesive. An adhesive is used.

The thermosensitive coloring layer 22 formed on the surface side of the label substrate 14 is formed by applying and drying a thermosensitive coloring agent containing a mixture of a transparent or monochromatic leuco dye, an acidic substance and a binder. It In this case, examples of the leuco dye include crisital violet lactone, 3-indolino-3-P-dimethylaminophenyl-6-dimethylaminophthalide, 3-diethylamino-7-chlorofluorane, and 2-diethylamino-7.
-Cyclohexylaminofluorane, 3-diethylamino-5-methyl-7-t-butylfluorane, 3-diethylamino-6-methyl-7-anilinofluorane, 3
-Diethylamino-6-methyl-7-P-butylanilinofluorane and the like.

As the acidic substance, for example, 2,
2-bis (4'-oxyphenyl) propane, 4-phenylphenol, 4-hydroxyacetophenone, 2,
2'-dihydroxydiphenyl, 2,2'-methylenebis (4-methyl-6-t-butylphenol), 4,
4'isopropylidenediphenol, 4,4'-isopropylidene bis (2-chlorophenol), 4,4'-
Isopropylidene bis (2-methylphenol), 4,
4'-ethylenebis (2-methylphenol), 4,
4'-thiobis (6-t-butyl-3-methylphenol) and the like can be mentioned.

Further, as the binder, for example, polyvinyl alcohol, methoxy cellulose, hydroxyethyl cellulose, carboxymethyl cellulose, polyacrylamide, polyacrylic acid, starch, gelatin,
Examples thereof include water-soluble or aqueous emulsions of polystyrene, vinyl chloride-vinyl acetate copolymer and the like. The thermosensitive coloring layer 22 can be colored by heating it with a thermal head of a printer or the like.

On the surface of the label base material 14 on the thermosensitive coloring layer 22 side, there is further formed a second printing layer 21 which forms a display portion of each label 12 with a boundary between each label 12 being separated.
This second printing layer 21 uses a general printing ink,
It is formed by printing by a known printing method such as planographic printing, letterpress printing or offset printing. The surface side of the label substrate 14, that is, the thermosensitive coloring layer 22 and the second printing layer 20.
The release agent layer 18 formed on the surface of is formed by printing and applying a release agent such as a silicone resin that can be cured at a temperature that does not affect the thermosensitive coloring layer 22.

In this embodiment, as the release agent forming the release agent layer 18, ultraviolet rays or electron beams such as UV silicon (so-called ultraviolet curing type silicon) and EB silicon (so-called electron beam curing type silicon) are used. It is preferable to select a material which is cured by the method and does not affect the thermosensitive coloring layer 22. The release layer may be formed by laminating and adhering films or sheets having excellent releasability.

Next, an example of the manufacturing method shown in FIG. 1 will be described mainly with reference to FIGS.

First, a long strip-shaped process sheet 24 made of paper, film, sheet-shaped plastic, or the like, which is rolled up in a roll, is rolled up and prepared. The process sheet 24 is used only in the manufacturing process and does not remain in the completed label continuum 10. The surface of the process sheet 24 is printed with a release agent such as silicone resin or fluorine resin.
A peeling layer 24a having a peeling property is formed by being applied.

Next, the release layer 24a of the process sheet 24
The adhesive 26 that forms the adhesive layer 16 is printed and applied on the surface of the adhesive coating device 100. The adhesive coating device 100 includes two rollers 102a and 102b. Roller 102
The lower part of a is immersed in the adhesive 26 stored in the pan 104. Therefore, the rollers 102a and 102
By rotating b, the pressure-sensitive adhesive 26 is applied by printing onto the surface of the release layer 24a of the process sheet 24 guided to that portion. As the adhesive coating device, a coating device such as a gravure roll coater, a reverse roll coater, an air knife coater or the like may be used, or a known printing machine such as a screen printing machine may be used.

The process sheet 24 on which the adhesive 26 is printed and applied is, for example, the dryer 10 including a heater.
Guided to 6. In the dryer 106, the adhesive 26 printed and applied on the process sheet 24 is dried to form the adhesive layer 16. When an adhesive containing a water-soluble resin such as EVA, vinyl acetate, acrylic, or a solvent-based adhesive made of vinyl chloride, urethane, acrylic, etc. is used as the adhesive 26, a dryer is used to When using an EVA hot-melt adhesive, a cooler is used.

On the release layer 24a side of the process sheet 24 on which the pressure-sensitive adhesive layer 16 is formed in this manner, the base paper 14a to be the label base material 14 is laminated. Base paper 14a of the label base material 14
Is formed in the same width as the process sheet 24, and the thermosensitive coloring layer 22 is already formed on the surface of the base paper 14a of the label base material 14.
Are formed. The thermosensitive coloring layer 22 is formed on the side opposite to the side of the pressure-sensitive adhesive layer 26 described above.

In this way, the process sheet 24 and the adhesive 26
The layered product in which the above layer and the label base material 14 are laminated has a width that is approximately similar to the width of the label continuous body 10 that is the final product in advance in the laminated state before being guided to the next process such as printing. It is slit by the slitter 108, and after slitting, it is wound in a roll shape.

A laminated product 30 obtained by laminating and temporarily adhering the process sheet 24 and the continuous body of the label base material 14 with a layer of the adhesive 26 is rolled up, and the laminated product 30 is rolled up. In this state, the sheet is guided to the printing and stripping agent coating device in the next step shown in FIG.

Next, the roll-shaped laminate 30 wound into a laminated roll shape of the laminate 30 is loaded into the manufacturing apparatus shown in FIG. 3, and the laminate 30 is rewound to form the second printing layer 21.
To the printing device 110 for forming the. This printing device 110 prints a display portion that constitutes each label 12, and, for example, an image line composed of characters such as a product name and an appropriate design is printed by a known printing device such as planographic printing, letterpress printing, or offset printing. It is to be printed.

Subsequently, the laminate 30 having the second printing layer 20 formed thereon is used as a release agent applying device 12 for forming the release agent layer 18 on the surface of the second printing layer 20 of the label substrate 14.
Lead to zero. The release agent applying device 120 includes a main roller 122a and a roller 122b provided so as to face the main roller 122a. And the main roller 1
22a is a release agent 3 whose lower part is stored in the pan 124.
2 is immersed in the main roller 122a and the roller 1
The release agent 32 is applied by the main roller 122a to the surface of the label base material 14 of the laminate 30 that is sandwiched between the release agent 32 and the sheet 22b. Then, the laminate 30 printed with the release agent 32 is applied.
Are moved to dryer 126, which includes, for example, a heater. In the dryer 126, the release agent 32 printed and applied to the laminate is dried to form the release agent layer 18. Next, the laminate 30 is guided to a printing device 115 for forming the first printing layer 20 with a printing ink having excellent releasability on a portion where the release agent layer 18 is not formed. Then, the laminate 30 on which the first printing layer 20 has been formed by the printing device 115 is sent to the dryer 117. And the first
The label continuum 10 in which the printing layer 20, the release agent layer 18, and the laminate 30 of FIG.
Lead to zero. The process sheet removing device 130 includes the roller 1
The process sheet 24 including 32 is peeled off from the surface of the pressure-sensitive adhesive layer 16 of the laminate 30 and wound into a roll so that it can be reused separately.

On the other hand, the laminate constituting the label continuum 10 is rolled into a roll while cutting both side edges or one side edge with the slitter 140 so that the width of the label continuum 10 is further optimized. To be However, you may die cut.

Next, a label continuous body as an embodiment different from the example shown in FIG. 1 will be described.

FIG. 4 is a cross-sectional view of another embodiment of a label continuous body. FIG. 5 is an illustrative view showing one example of the manufacturing method shown in FIG.

The label continuum 50 has a release agent layer 58 formed on the surface of the label substrate 54, unlike the example shown in FIG. Further, a first printing layer 60 is formed on the surface of the release agent layer 58. However, the adhesive layer 56 is formed on the back surface of the label base material 54 as in the example shown in FIG. 1, and the thermosensitive coloring layer 62 is formed on the surface of the label base material 54. It is similar to the illustrated example. Also, the first
As the printing ink that forms the printing layer 60, it is necessary to select a printing ink that has peelability itself.

The label continuum 50 in the example shown in FIG.
A laminate 70 of the label base material 54 and the processed sheet 64, which is responsible for the first half of the manufacturing process, is manufactured using the same apparatus as that shown in FIG. 2, but the latter half of the manufacturing method shown in FIG. As in the example shown in FIG. 5, the manufacturing apparatus for carrying out is for applying the release agent 72 to the surface of the label base material 54 of the laminate 70 by printing, and for curing the printed release agent 72 applied. The curing device is used to cure to form the release agent layer 58, and the printing device 210 is provided downstream thereof to form the printing layer 60 on the surface of the release agent layer 58.

In the example shown in FIG. 5, unlike the example shown in FIG. 3, the slitter 240, which is an apparatus for adjusting the label base material 54 to the optimum width of the label continuum 50, is a step sheet removing apparatus 230. The slit 64 is provided downstream of the pressure-sensitive adhesive layer 56 immediately before being wound into a roll so as to slit after being peeled off from the pressure-sensitive adhesive layer 56.

[Brief description of drawings]

FIG. 1 is a diagram showing a label continuous body which is an embodiment of the present invention, (A) is a perspective view thereof, and (B) is a sectional view thereof.

2 is an illustrative view showing one example of the manufacturing method of the example shown in FIG. 1, showing the first half of the process. FIG.

FIG. 3 is an illustrative view showing one example of the manufacturing method of the example shown in FIG. 1, and shows the latter half of the process.

FIG. 4 is a cross-sectional view of a label continuum according to another embodiment.

5 is an illustrative view showing one example of the manufacturing method of the example shown in FIG. 4. FIG.

[Explanation of symbols]

 10,50 Label continuum 12,52 Label 14,54 Label base material 16,56 Adhesive layer 18,58 Release agent layer 20,60 First printing layer 21 Second printing layer 22,62 Thermosensitive coloring layer 24, 64 process sheet 24a release layer 26 adhesive 30,70 laminate 32,82 release agent 100 adhesive application device 102 roller 104 pan 106 dryer 108 slitter 110,115,210 printing device 120,220 release agent application device 122 main roller 124 Bread 126 Dryer 130,230 Process sheet removing device 132 Roller 140,240 Slitter 222 Curing device

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[Procedure amendment]

[Submission date] October 30, 1995

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] 0024

[Correction method] Change

[Correction content]

If the adhesive layer is formed as a label base material having a plurality of desired widths from the beginning, useless portions are generated on both side edges of each label base material. According to this, a label substrate and a process sheet that are wider and longer than the intended label substrate width are first prepared, and the pressure-sensitive adhesive layer is overlaid, and they are arranged in an appropriate width. By slitting to form the desired label substrate, the pressure-sensitive adhesive layer formed on the releasable surface of the process sheet can be formed leaving the left and right ends of the process sheet slightly. wasteful part of the edge seen is just, place
This is extremely useful because it can form a larger number of label base materials having a desired width.

[Procedure Amendment 2]

[Document name to be amended] Statement

[Name of item to be corrected] 0025

[Correction method] Change

[Correction content]

According to the sixth aspect of the present invention, a wide and long label base material and a process sheet are prepared, they are laminated with an adhesive layer, and the label base material is die cut to an appropriate width. If the appropriate label width is formed, the desired label can be appropriately formed.
Extremely useful.

[Procedure 3]

[Document name to be amended] Statement

[Correction target item name] 0031

[Correction method] Change

[Correction content]

Then, the pressure-sensitive adhesive layer formed by transferring to the back surface of the long label base material 14, that is, the adhesive layer 16 which is adhesive at room temperature and adheres to the adherend with a light pressure.
Is formed, the release agent layer 18 as a release layer is formed on the surface side of the label base material 14, and the release agent layer 18 on the surface side of the label base material 14 is excellent in releasability. The first printing layer 20 is formed by using the printing ink described above, and the second printing layer 21 is formed between the label substrate 14 and a part of the surface of the label substrate 14. The second printing layer 21 is formed of a normal printing ink, and the display portions of the labels 12 are formed at regular intervals so that the display portions of the labels 12 are formed at the boundaries of the labels 12. It is formed intermittently. However, the second print layer 21 may not be formed.

[Procedure amendment 4]

[Document name to be amended] Statement

[Name of item to be corrected] 0032

[Correction method] Change

[Correction content]

As shown in FIG. 1 (A), the label continuum 10 has a label base so that the release agent layer 18 side and the adhesive layer 16 face each other and are temporarily attached before being used as a label. The material 14 is wound in a roll shape. In this embodiment, the thermosensitive coloring layer 22 is formed on the surface of the label base material 14 on the release agent layer 18 side.

[Procedure Amendment 5]

[Document name to be amended] Statement

[Correction target item name] 0038

[Correction method] Change

[Correction content]

On the surface of the label base material 14 on the thermosensitive coloring layer 22 side, there is further formed a second printing layer 21 which forms a display portion of each label 12 with a boundary between each label 12 being separated.
This second printing layer 21 uses a general printing ink,
It is formed by printing by a known printing method such as planographic printing, letterpress printing or offset printing. The surface side of the label substrate 14, that is, the thermosensitive coloring layer 22 and the second printing layer 21.
The release agent layer 18 formed on the surface of is formed by printing and applying a release agent such as a silicone resin that can be cured at a temperature that does not affect the thermosensitive coloring layer 22.

[Procedure correction 6]

[Document name to be amended] Statement

[Correction target item name] 0044

[Correction method] Change

[Correction content]

On the release layer 24a side of the process sheet 24 on which the pressure-sensitive adhesive layer 16 is formed in this manner, the base paper 14a to be the label base material 14 is laminated. Base paper 14a of the label base material 14
Is formed in the same width as the process sheet 24, and the thermosensitive coloring layer 22 is already formed on the surface of the base paper 14a of the label base material 14.
Are formed. The thermosensitive coloring layer 22 is formed on the side opposite to the side of the pressure-sensitive adhesive layer 16 described above.

[Procedure Amendment 7]

[Document name to be amended] Statement

[Correction target item name] 0048

[Correction method] Change

[Correction content]

[0048] Subsequently, a second printing layer 21 laminate 30 is formed, the release agent application device 12 for forming a release agent layer 18 on the surface of the second printed layer 21 of the label substrate 14
Lead to zero. The release agent applying device 120 includes a main roller 122a and a roller 122b provided so as to face the main roller 122a. And the main roller 1
22a is a release agent 3 whose lower part is stored in the pan 124.
2 is immersed in the main roller 122a and the roller 1
The release agent 32 is applied by the main roller 122a to the surface of the label base material 14 of the laminate 30 that is sandwiched between the release agent 32 and the sheet 22b. Then, the laminate 30 printed with the release agent 32 is applied.
Are moved to dryer 126, which includes, for example, a heater. In the dryer 126, the release agent 32 printed and applied to the laminate is dried to form the release agent layer 18. Next, the laminate 30 is guided to a printing device 115 for forming the first printing layer 20 with a printing ink having excellent releasability on a portion where the release agent layer 18 is not formed. Then, the laminate 30 on which the first printing layer 20 has been formed by the printing device 115 is sent to the dryer 117. And the first
The label continuum 10 in which the printing layer 20, the release agent layer 18, and the laminate 30 of FIG.
Lead to zero. The process sheet removing device 130 includes the roller 1
The process sheet 24 including 32 is peeled off from the surface of the pressure-sensitive adhesive layer 16 of the laminate 30 and wound into a roll so that it can be reused separately.

[Procedure Amendment 8]

[Document name to be amended] Statement

[Correction target item name] Explanation of code

[Correction method] Change

[Correction content]

[Explanation of Codes] 10,50 Label continuum 12,52 Label 14,54 Label substrate 16,56 Adhesive layer 18,58 Release agent layer 20,60 First printing layer 21 Second printing layer 22,62 Thermosensitive coloring layer 24,64 Process sheet 24a Release layer 26 Adhesive 30,70 Laminate 32,82 Release agent 100 Adhesive applicator 102a, 102b Roller 104 Pan 106 Dryer 108 Slitter 110,115,210 Printing device 120,220 Peeling Agent coating device 122a Main roller 122b Roller 124 Pan 126 Dryer 130,230 Process sheet removing device 132 Roller 140,240 Slitter 222 Curing device

[Procedure Amendment 9]

[Document name to be corrected] Drawing

[Name of item to be corrected] Figure 3

[Correction method] Change

[Correction content]

[Figure 3]

Claims (8)

[Claims] 1. A long label base material, a pressure-sensitive adhesive layer formed on the back surface of the label base material, a thermosensitive coloring layer formed on the front surface side of the label base material, and a label base material rolled up. A label continuum including a printing layer formed on the surface side of the label substrate facing the pressure-sensitive adhesive layer side and having excellent releasability when being applied. 2. The label continuum according to claim 1, wherein the printing layer is formed by printing and applying printing ink. 3. The release layer is formed on the surface side of the label base material facing the pressure-sensitive adhesive layer side when the label base material is wound together with the printing layer, and the release layer is formed on the surface side of the label base material. Label continuum according to. 4. A step 1 in which at least one surface of the process sheet has a peelable surface, and a pressure-sensitive adhesive layer is formed on the peelable surface of the process sheet, and the pressure-sensitive adhesive layer is transferred and adhered. Step 2 of preparing a long label substrate having a back surface to be overlapped with the back surface of the label substrate and the pressure-sensitive adhesive layer of the process sheet, and printing with excellent releasability on the surface of the label substrate. Step 3 of forming a layer, Step 4 of peeling only the process sheet from the transferred pressure-sensitive adhesive layer surface of the back surface of the label base material, and the peeling layer and the pressure-sensitive adhesive layer facing each other and temporarily attached. And a step 5 of winding the label base material on each other. 5. The step 4 includes a step of slitting the label base material and the process sheet laminated by the steps 1 to 3 together with other layers formed into an appropriate width.
The method for producing a continuous label body according to claim 4. 6. The method for producing a label continuum according to claim 4, wherein step 4 includes a step of die-cutting the label base material laminated in steps 1 to 3 together with other layers formed into a suitable width. 7. The label according to claim 4, wherein step 3 includes a step of forming a printing layer by printing / applying a printing ink having excellent releasability on the surface of the label base material. Manufacturing method of continuous body. 8. The production of a label continuum according to claim 4, wherein step 3 includes the step of forming a release layer having excellent release properties on the surface of the label base material together with the printing layer. Method.