Butt-bonding label

By designing the winding part and two separate adhesion parts on the optical cable label, and using the adhesion between the first glue layer and the second glue layer during pasting, the problem of reducing adhesion after label is solved, and the label is improved Stability and maintenance ease.

CN222337800UActive Publication Date: 2025-01-10LINKTEL TECH CO LTD
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202421122578.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-21
Publication Date
2025-01-10
Estimated Expiration
2034-05-21

AI Technical Summary

Technical Problem

During the application of optical cables, the adhesive force of the glue is reduced due to the influence of ambient temperature and humidity after the label is pasted, which makes the label easy to open or fall off, affecting the recognizable and convenient maintenance of the optical cable.

Method used

An adhesive label is designed, including a winding part and two separate adhesive parts, respectively arranged at both ends or outside of the winding part, and adhesion between the first glue layer and the second glue layer is used during pasting, by changing the Adhesive materials and structural designs increase adhesion and reduce the risk of label falling off.

Benefits of technology

Through improved adhesive structure and material contact methods, the adhesive force of the label is increased, the risk of opening and falling off is reduced, and the recognizable and maintenance convenience of the optical cable is improved.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN222337800U_ABST
    Figure CN222337800U_ABST
Patent Text Reader

Abstract

The utility model discloses an opposite-adhesion label which comprises a winding part used for winding a cable, a first adhesion part and a second adhesion part, the first adhesion part and the second adhesion part are connected with the winding part, a first glue layer is arranged on the first adhesion part, and the second adhesion part is adhered to the first glue layer. According to the utility model, the winding part is arranged, so that the cable can be firstly positioned during pasting, the first glue layer is only arranged on one pasting part, when the first pasting part and the second pasting part are pasted, the contact between glue after folding is changed into the contact between glue and label paper, and the bonding force is increased by changing the bonding material, so that the production efficiency is improved. And the risk that the label is opened and falls off is reduced.
Need to check novelty before this filing date? Find Prior Art

Description

Technical Field

[0001] The utility model relates to the technical field of labels, in particular to a pair of adhesive labels. Background Art

[0002] In the application process of optical cables, the transmission distance of optical cables is usually labeled on the optical cables. However, as the label is placed or applied for a longer time, the adhesive force between the glue and the label will decrease due to the influence of ambient temperature and humidity. When the adhesive force is less than the tension of the label itself, the label is easy to open or even fall off, affecting the identifiability of the optical cable and the convenience of use and subsequent maintenance. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a sticky label which reduces the risk of the label opening and falling off after being pasted.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solution: a self-adhesive label, comprising a winding portion for winding a cable and a first adhesive portion and a second adhesive portion connected to the winding portion, and a first glue layer is provided on the first adhesive portion, and the second adhesive portion is adhered to the first glue layer.

[0005] Furthermore, it comprises a winding portion for winding the cable, and a first adhesive portion and a second adhesive portion connected to the winding portion, wherein a first glue layer is arranged on the first adhesive portion, and the second adhesive portion is adhered to the first glue layer.

[0006] Furthermore, the first pasting portion and the second pasting portion are respectively connected to two ends of the winding portion.

[0007] Furthermore, the first adhesive portion and the second adhesive portion are respectively connected to the outer side of the winding portion, and a second glue layer is provided at one end of the inner side of the winding portion, and the other end of the inner side of the winding portion can be adhered to the second glue layer, and at this time, when the first adhesive portion and the second adhesive portion are pasted, it can be selected whether to wrap the winding portion or not.

[0008] Furthermore, first slide bars are arranged at intervals on the winding portion, second slide bars are arranged at intervals at the connection between the first pasting portion and the second pasting portion, and the second slide bars penetrate into the gap between the first slide bar and the winding portion and slideably cooperate with the first slide bar, and first clamping strips are arranged at intervals on the first pasting portion, and the second pasting portion can pass through the gap formed with the first clamping strip after wrapping the winding portion.

[0009] Furthermore, a second clip strip is spaced apart on the second adhesive portion, a folding portion is spaced apart at the end of the first adhesive portion, and after the first adhesive portion and the second adhesive portion are adhered together, the folding portion can be folded over and pass through the space formed by the folding portion.

[0010] Furthermore, a third glue layer is provided at the other end of the outer side of the second adhesive portion and the winding portion, a receiving label is also pasted on the third glue layer, and the receiving label can be adhered to the first glue layer and the second glue layer.

[0011] Furthermore, the first adhesive portion and the second adhesive portion both extend outwardly along the radial direction of the cable wound by the winding portion.

[0012] Furthermore, the first adhesive portion and the second adhesive portion both extend outwardly along the axial direction of the cable wound by the winding portion.

[0013] Furthermore, the first adhesive portion extends outward in the radial direction of the cable wound on the winding portion, the second adhesive portion extends outward in the axial direction of the cable wound on the winding portion, and the second adhesive portion includes a first adhesive area and second adhesive areas arranged on both sides of the first adhesive area, and the two second adhesive areas can be folded along the connecting edges between themselves and the first adhesive area and adhered to each other after the first adhesive portion is adhered to the first adhesive area.

[0014] The beneficial effects of the utility model are embodied in:

[0015] The utility model can position the cable before pasting by arranging the winding part for the adhesive label, and by arranging the first glue layer only on one pasting part, when pasting the first pasting part and the second pasting part, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper, and the adhesive force is increased by changing the adhesive material, and the risk of the label opening and falling off is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural side view of a first embodiment of the adhesive label of the utility model;

[0017] Figure 2 It is a side view of the structure of the sticking method of the second embodiment of the sticky label of the utility model;

[0018] Figure 3 It is a side view of the structure of the sticking method of the third embodiment of the utility model for sticky labels;

[0019] Figure 4 yes Figure 3 A magnified view of part A;

[0020] Figure 5 It is a top view of a part of the structure of the adhesive label embodiment of the utility model;

[0021] Figure 6 It is a top view of the structure of part of the second embodiment of the adhesive label of the utility model;

[0022] Figure 7 It is a top view of the structure of the fourth part of the adhesive label embodiment of the utility model;

[0023] Figure 8 It is a top view of the structure of the fifth embodiment of the adhesive label of the utility model;

[0024] Fig. 9 It is a top view of the structure of the sixth part of the adhesive label embodiment of the utility model;

[0025] Fig.10 It is a top view of the structure of the seventh part of the adhesive label embodiment of the utility model.

[0026] The components in the accompanying drawings are marked as: 1. winding part; 2. first pasting part; 3. second pasting part; 301. first pasting area; 302. second pasting area; 4. first glue layer; 5. second glue layer; 6. first slide bar; 7. second slide bar; 8. first clamping strip; 9. second clamping strip; 10. folding part; 11. receiving label strip; 12. third glue layer. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. In the absence of conflict, the embodiments in this application and the features in the embodiments can be combined with each other. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0028] Example 1, see Figure 1 and Figure 5 .

[0029] In this embodiment, the adhesive label of the utility model comprises a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, and a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0030] The first pasting portion 2 and the second pasting portion 3 are respectively connected to two ends of the winding portion 1;

[0031] The second adhesive portion 3 is further provided with a third glue layer 12, on which a receiving label 11 is also pasted, and the receiving label 11 can be adhered to the first glue layer 4;

[0032] Furthermore, the first adhesive portion 2 and the second adhesive portion 3 both extend outward along the radial direction of the cable wound by the winding portion 1 .

[0033] With this design, by providing the winding portion 1, the cable can be positioned first when pasting is implemented. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0034] Example 2, see Figure 2 and Figure 6 .

[0035] In this embodiment, the adhesive label of the utility model comprises a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, and a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0036] The first adhesive portion 2 and the second adhesive portion 3 are respectively connected to the outer side of the winding portion 1, and a second glue layer 5 is provided at one end of the inner side of the winding portion 1, and the other end of the inner side of the winding portion 1 can be adhered to the second glue layer 5, and at this time, the first adhesive portion 2 and the second adhesive portion 3 are directly adhered to the winding portion 1 without wrapping;

[0037] The second adhesive portion 3 is further provided with a third glue layer 12, on which a receiving label 11 is also attached, and the receiving label 11 can be adhered to the first glue layer 4;

[0038] Furthermore, the first adhesive portion 2 and the second adhesive portion 3 both extend outward along the radial direction of the cable wound by the winding portion 1 .

[0039] In this design, by providing the winding portion 1, the cable can be positioned first when pasting is performed. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0040] By separating the winding part 1 from the first adhesive part 2 and the second adhesive part 3, and achieving adhesion from two directions respectively, when using the label, the first adhesive part 2 and the second adhesive part 3 are first pasted, and then the winding part 1 is wound on the cable and connected end to end through the second glue layer 5 to achieve connection with the cable, which is convenient to operate.

[0041] Example 3, see Figure 3 , Figure 4 .

[0042] In this embodiment, the adhesive label of the utility model comprises a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, and a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0043] The first adhesive portion 2 and the second adhesive portion 3 are respectively connected to the outer side of the winding portion 1, and a second glue layer 5 is provided at one end of the inner side of the winding portion 1, and the other end of the inner side of the winding portion 1 can be adhered to the second glue layer 5, and at this time, the first adhesive portion 2 and the second adhesive portion 3 wrap the winding portion 1 and then adhere to each other;

[0044] The winding portion 1 is also provided with first slide bars 6 at intervals, and the connection between the first pasting portion 2 and the second pasting portion 3 is also provided with second slide bars 7 at intervals, and the second slide bar 7 penetrates into the interval between the first slide bar 6 and the winding portion 1 and slidably cooperates with the first slide bar 6, and the first pasting portion 2 is also provided with first clamping strips 8 at intervals, and the second pasting portion 3 can pass through the interval formed with the first clamping strip 8 after wrapping the winding portion 1.

[0045] A second clip strip 9 is also provided at intervals on the second adhesive portion 3, and a folding portion 10 is also provided at the end of the first adhesive portion 2, and after the first adhesive portion 2 and the second adhesive portion 3 are adhered, the folding portion 10 can be folded and pass through the interval formed by the folding portion 10;

[0046] The other end of the outer side of the second adhesive portion 3 and the winding portion 1 is also provided with a third glue layer 12, and a receiving label 11 is also pasted on the third glue layer 12, and the receiving label 11 can be adhered to the first glue layer 4 and the second glue layer 5;

[0047] Furthermore, the first adhesive portion 2 and the second adhesive portion 3 both extend outward along the radial direction of the cable wound by the winding portion 1 .

[0048] In this design, by providing the winding portion 1, the cable can be positioned first when pasting is performed. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0049] And by providing the first slide bar 6 and the second slide bar 7, when the winding part 1 is wound and pasted, the positions of the first pasting part 2 and the second pasting part 3 can be adjusted to facilitate pasting. After pasting, the positions of the first pasting part 2 and the second pasting part 3 can be adjusted to facilitate the second pasting part 3 to pass through the first clamping strip 8, and the first clamping strip 8 can limit the first pasting part 2 and the second pasting part 3 to tightly wrap the winding part 1;

[0050] And by providing the second clip strip 9 and the folding portion 10, the first pasting portion 2 and the second pasting portion 3 are further connected after being pasted to prevent them from opening;

[0051] Furthermore, in this embodiment, the gaps formed by the first clamping bar 8 , the second clamping bar 9 , the first sliding bar 6 , and the second sliding bar 7 are all relatively small.

[0052] Example 4, see Figure 8 .

[0053] In this embodiment, the adhesive label of the utility model comprises a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, and a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0054] The first adhesive portion 2 and the second adhesive portion 3 are respectively connected to the outer side of the winding portion 1, and a second glue layer 5 is provided at one end of the inner side of the winding portion 1, and the other end of the inner side of the winding portion 1 can be adhered to the second glue layer 5, and at this time, the first adhesive portion 2 and the second adhesive portion 3 are directly adhered to the winding portion 1 without wrapping;

[0055] The other end of the outer side of the second adhesive portion 3 and the winding portion 1 is also provided with a third glue layer 12, and a receiving label 11 is also pasted on the third glue layer 12, and the receiving label 11 can be adhered to the first glue layer 4 and the second glue layer 5;

[0056] The first adhesive portion 2 and the second adhesive portion 3 both extend outward along the axial direction of the winding portion 1 winding the cable.

[0057] In this design, by providing the winding portion 1, the cable can be positioned first when pasting is performed. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0058] By separating the winding part 1 from the first adhesive part 2 and the second adhesive part 3, and achieving adhesion from two directions respectively, when using the label, the first adhesive part 2 and the second adhesive part 3 are first pasted, and then the winding part 1 is wound on the cable and connected end to end through the second glue layer 5 to achieve connection with the cable, which is convenient to operate.

[0059] Example 5, see Figure 7 .

[0060] In this embodiment, the adhesive label of the utility model comprises a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, and a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0061] The first pasting portion 2 and the second pasting portion 3 are respectively connected to two ends of the winding portion 1;

[0062] The other end of the outer side of the second adhesive portion 3 and the winding portion 1 is also provided with a third glue layer 12, and a receiving label 11 is also pasted on the third glue layer 12, and the receiving label 11 can be adhered to the first glue layer 4 and the second glue layer 5;

[0063] The first adhesive portion 2 and the second adhesive portion 3 both extend outward along the axial direction of the winding portion 1 winding the cable.

[0064] With this design, by providing the winding portion 1, the cable can be positioned first when pasting is implemented. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0065] Example 6, see Fig. 9 .

[0066] The utility model has an adhesive label, comprising a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, wherein a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0067] The first pasting portion 2 and the second pasting portion 3 are respectively connected to two ends of the winding portion 1;

[0068] The first pasting portion 2 extends outward in the radial direction of the cable wound on the winding portion 1, and the second pasting portion 3 extends outward in the axial direction of the cable wound on the winding portion 1, and the second pasting portion 3 includes a first pasting area 301 and second pasting areas 302 arranged on both sides of the first pasting area 301, and the two second pasting areas 302 can be folded along the connecting edges between themselves and the first pasting area 301 and adhered to each other after the first pasting portion 2 is adhered to the first pasting area 301.

[0069] In this design, by providing the winding portion 1, the cable can be positioned first when pasting is performed. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0070] Furthermore, by overlapping and adhering the second adhesive area 302 and the overlapping adhesive material, the risk of the label opening and falling off is further reduced. In the present embodiment, the second adhesive area 302 can be adhered by only providing one layer of glue.

[0071] Example 7, see Fig.10 .

[0072] The utility model has an adhesive label, comprising a winding portion 1 for winding a cable, and a first adhesive portion 2 and a second adhesive portion 3 connected to the winding portion 1, wherein a first glue layer 4 is arranged on the first adhesive portion 2, and the second adhesive portion 3 is adhered to the first glue layer 4;

[0073] The first adhesive portion 2 and the second adhesive portion 3 are respectively connected to the outer side of the winding portion 1, and a second glue layer 5 is provided at one end of the inner side of the winding portion 1, and the other end of the inner side of the winding portion 1 can be adhered to the second glue layer 5, and at this time, the first adhesive portion 2 and the second adhesive portion 3 are directly adhered to the winding portion 1 without wrapping;

[0074] The first pasting portion 2 extends outward in the radial direction of the cable wound on the winding portion 1, and the second pasting portion 3 extends outward in the axial direction of the cable wound on the winding portion 1, and the second pasting portion 3 includes a first pasting area 301 and second pasting areas 302 arranged on both sides of the first pasting area 301, and the two second pasting areas 302 can be folded along the connecting edges between themselves and the first pasting area 301 and adhered to each other after the first pasting portion 2 is adhered to the first pasting area 301.

[0075] In this design, by providing the winding portion 1, the cable can be positioned first when pasting is performed. By providing the first glue layer 4 only on one pasting portion, when the first pasting portion 2 and the second pasting portion 3 are pasted, the contact between the folded glue and the glue is changed to the contact between the glue and the label paper. By changing the adhesive material, the adhesive force is increased and the risk of the label opening and falling off is reduced.

[0076] By separating the winding part 1 from the first adhesive part 2 and the second adhesive part 3, the adhesive is respectively achieved from two directions. When using the label, the first adhesive part 2 and the second adhesive part 3 are firstly pasted, and then the winding part 1 is wound on the cable and connected end to end through the second glue layer 5 to achieve connection with the cable, which is convenient to operate;

[0077] Through the overlapping adhesion of the second adhesive area 302 and the overlapping adhesive material, the risk of the label opening and falling off is further reduced. In the present embodiment, the second adhesive area 302 can be adhered by only providing one glue layer.

[0078] It should be noted that in all embodiments of the present application, a tearable film is provided on the glue layer, which is removed only when the label needs to be pasted.

[0079] It should be noted that if the embodiments of the present invention involve directional indications such as up, down, left, right, front, back, etc., then the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication will also change accordingly.

[0080] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or schemes that satisfy both A and B. In addition, "multiple" refers to more than two. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0081] It should be understood that the examples and implementation modes described in this article are for illustrative purposes only and are not intended to limit the present invention. Those skilled in the art may make various modifications or changes based on them. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A self-adhesive label, characterized in that: The invention comprises a winding portion (1) for winding a cable, and a first adhesive portion (2) and a second adhesive portion (3) connected to the winding portion (1), wherein a first glue layer (4) is arranged on the first adhesive portion (2), and the second adhesive portion (3) is adhered to the first glue layer (4).

2. The adhesive label according to claim 1, characterized in that: The first pasting portion (2) and the second pasting portion (3) are respectively connected to two ends of the winding portion (1).

3. The adhesive label according to claim 1 or 2, characterized in that: The first adhesive portion (2) and the second adhesive portion (3) are respectively connected to the outer side of the winding portion (1), and a second glue layer (5) is provided at one end of the inner side of the winding portion (1), and the other end of the inner side of the winding portion (1) can be adhered to the second glue layer (5), and at this time, when the first adhesive portion (2) and the second adhesive portion (3) are adhered, it can be selected whether to wrap the winding portion (1) or not.

4. The adhesive label according to claim 3, characterized in that: The winding portion (1) is also provided with a first slide bar (6) at intervals, and the connection between the first pasting portion (2) and the second pasting portion (3) is also provided with a second slide bar (7) at intervals, and the second slide bar (7) penetrates into the interval between the first slide bar (6) and the winding portion (1) and slidably cooperates with the first slide bar (6), and the first pasting portion (2) is also provided with a first clamping strip (8) at intervals, and the second pasting portion (3) can pass through the interval formed with the first clamping strip (8) after wrapping the winding portion (1).

5. The adhesive label according to claim 4, characterized in that: A second clip strip (9) is also arranged at intervals on the second adhesive portion (3), and a folding portion (10) is also arranged at the end of the first adhesive portion (2), and after the first adhesive portion (2) and the second adhesive portion (3) are adhered, the folding portion (10) can be folded over and pass through the interval formed by the folding portion (10).

6. The adhesive label according to claim 3, characterized in that: The other end of the outer side of the second adhesive portion (3) and the winding portion (1) is also provided with a third glue layer (12), and a receiving label (11) is also pasted on the third glue layer (12), and the receiving label (11) can be adhered to the first glue layer (4) and the second glue layer (5).

7. The adhesive label according to claim 6, characterized in that: The first adhesive portion (2) and the second adhesive portion (3) both extend outwards along the radial direction of the cable wound by the winding portion (1).

8. The adhesive label according to claim 6, characterized in that: The first adhesive portion (2) and the second adhesive portion (3) both extend outwardly along the axial direction of the winding portion (1) winding the cable.

9. The adhesive label according to claim 3, characterized in that: The first adhesive portion (2) extends outwardly in the radial direction of the cable wound by the winding portion (1), and the second adhesive portion (3) extends outwardly in the axial direction of the cable wound by the winding portion (1), and the second adhesive portion (3) comprises a first adhesive area (301) and second adhesive areas (302) arranged on both sides of the first adhesive area (301), and the two second adhesive areas (302) can be folded along the connecting edges between themselves and the first adhesive area (301) and adhered to each other after the first adhesive portion (2) is adhered to the first adhesive area (301).