JP2014113099A - Adhesive sheet for capturing noxious insect - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an adhesive sheet for capturing noxious insect which can be easily attached/detached to/from an attaching object in various ways and can prevent deviation from the attaching object and damage by external force such as wind after the attachment to the attaching object.SOLUTION: In an adhesive sheet 10 for capturing noxious insect, which is provided with a sheet-like base material layer 1, an adhesive layer 2 formed on the base material layer 1 and an attachment/detachment part 3 to be detachably attached to an external attaching object, the attachment/detachment part 3 is configured by cut lines 31 which are cut to face and engage each other with a pair of uneven shapes or more on the center of the upper side of the sheet-like base material layer 1 from the top edge down to the position corresponding to 5-15% of the full length, and a first holding hole 32 which is formed communicated with the bottom edge of the cut lines 31.

Description

  The present invention relates to an adhesive sheet for capturing pests. In more detail, it is necessary to capture pests (for example, tobacco whitefly, on-site whitefly, silverleaf whitefly, southern white thrips, white thrips, etc. that damage tomatoes, eggplants, cucumbers, melons, etc. It is suitable for use in horticultural facilities such as factories, home gardens, veranda vegetable gardens, etc., and can be easily and diversely attached to and detached from the mounting target, and after mounting on the mounting target, mounting by external force such as wind The present invention relates to an adhesive sheet for capturing pests that can prevent deviation from the target and breakage.

  As such a pest trapping adhesive sheet, it has a first through-hole and a second through-hole formed in the base body, and a tongue piece portion formed by being cut off by a cut that communicates these, and a tongue One of the connection region portions connected to the other part of the base body through at least a part of the portion between the first through hole and the second through hole, A protruding region formed by protruding from a portion near the first through hole in a direction opposite to the direction from the first through hole toward the second through hole and in a direction opposite to the connection region as viewed from the connection portion And a flying pest trapping tool (adhesive sheet for capturing pests) has been proposed (see, for example, Patent Document 1).

JP 2009-254282 A

  However, the flying pest killing device sheet described in Patent Document 1 is a circular arc shape of the cut forming the tongue piece portion, between the tongue piece portion of such shape and the substrate body, When a flying insect trap sheet is attached (suspended) so as to hold the object to be attached, such as a string or wire, the cut will not return to the original position (before the tongue piece) due to external forces such as wind. Because it recovers (returns) without resistance, it is easy to come off from the attachment target, and it is easy to break at the connection portion between the through hole and the cut, and the attachment target is the first through hole and the second through hole. Since it is limited to the thing using a through-hole, since it was not convenient, it was not necessarily satisfactory enough.

  In order to achieve the above object, the present invention provides the following pest-capturing pressure-sensitive adhesive sheet.

  [1] A pest-capturing pressure-sensitive adhesive sheet comprising a sheet-like base material layer, a pressure-sensitive adhesive layer formed on the base material layer, and an attaching / detaching portion for attaching / detaching to / from an external attachment target The attachment and detachment portions are opposed to each other at a central portion of the upper side of the sheet-like base material layer from the upper end to a position corresponding to 5 to 15% of the entire length, and are opposed to each other. A pest-capturing pressure-sensitive adhesive sheet comprising: a cut line cut into a concave-convex part shape; and a first holding hole formed in communication with the lower end of the cut line.

  [2] In the above [1], the attaching / detaching portion further includes a second holding hole communicating with the first holding hole adjacent to each other in a substantially horizontal direction in addition to the first holding hole. The adhesive sheet for capturing pests as described.

  [3] The pest capturing adhesive sheet according to [1] or [2], wherein the first and second holding holes have a hole diameter of 3 to 10 mm.

  [4] The pest-carrying pressure-sensitive adhesive sheet according to any one of [1] to [3], wherein the base material layer includes one or more corner portions and auxiliary holding holes between the corner portions. .

  [5] Any of the above [1] to [4], wherein the auxiliary holding hole is not a hole in which the corresponding part is completely removed, but is a hole having a connecting part in which the corresponding part is connected leaving a part of the outer shape. An adhesive sheet for capturing pests according to crab.

  [6] The pest capturing adhesive sheet according to any one of [1] to [5], wherein the external attachment target is a string, a wire, a support, or a branch / stem of a plant.

  According to the present invention, it is possible to realize easy and various attachment / detachment to / from the attachment target, and it is possible to prevent deviation or breakage from the attachment target due to an external force such as wind after the attachment to the attachment target. A pest-sensitive adhesive sheet can be provided.

It is a perspective view which shows typically the case where the pest capturing adhesive sheet which concerns on embodiment of this invention is suspended in the vertically long state on the wire stretched in the air via the 1st holding hole. It is a perspective view which shows typically the case where the pest capture adhesive sheet which concerns on embodiment of this invention is attached to the string suspended from the air through the 1st holding hole in the vertically long state. It is a front view which shows typically the case where the pest capturing adhesive sheet which concerns on embodiment of this invention is suspended in the vertically long state on the wire stretched in the air via the 2nd holding hole. The pest capturing adhesive sheet according to the embodiment of the present invention is a front view schematically showing a case where it is attached in a vertically long state to a pillar embedded in the ground through two auxiliary holding holes in the longitudinal direction. is there. The front view which shows typically the case where the adhesive sheet for pest capture which concerns on embodiment of this invention is attached to the support | pillar embed | buried in the ground through the two auxiliary holding holes of the transversal direction in a horizontal state It is. The case where the adhesive sheet for insect pests which concerns on embodiment of this invention is attached to the support | pillar embed | buried under the ground typically through the 1st holding hole and one auxiliary holding hole is shown typically. It is a front view. It is a front view which shows typically the case where the pest capture adhesive sheet which concerns on embodiment of this invention is attached to the wire stretched in the air through two auxiliary holding holes of the longitudinal direction in the horizontally long state. is there.

[Adhesive sheet for capturing pests according to embodiments]
As shown in FIGS. 1 and 2, a pest-capturing pressure-sensitive adhesive sheet according to an embodiment of the present invention includes a sheet-like base material layer 1, a pressure-sensitive adhesive layer 2 formed on the base material layer 1, and an external A pest-capturing pressure-sensitive adhesive sheet 10, which is attached to and detached from the attachment target, and the detachable part 3 extends downward from the upper end in the center of the upper side of the sheet-like base material layer 1. A cut line 31 cut so as to form a pair of concavo-convex portions that are opposed to each other to a position corresponding to 5 to 15% of the total length thereof, and communicates with a lower end of the cut line 31 And a first holding hole 32 formed as described above.

  In addition, FIG. 1 shows the case where it is suspended in the vertically long state on the wire 61 stretched in the air via the first holding hole 32, and FIG. 2 is cultivated via the first holding hole 32. The case where it attaches to the string 62 suspended from the air via the branch, stem, etc. of a plant in a vertically long state is shown.

  As described above, the attaching / detaching unit 3 of the present embodiment uses the cut line 31 to easily attach to an object to be attached, for example, the string 62 or the wire 61, the support 63, or a plant branch / stem (not shown). The first holding hole has a shape in which the cut line 31 is cut so as to form a pair of concavo-convex portions that are opposed to each other and are engaged with each other. 32 has, for example, a circular shape that evenly distributes and holds external force. Therefore, after mounting through the first holding hole 32 or 5 auxiliary holes to the mounting target, deviation from the mounting target due to external force such as wind. It is possible to prevent damage.

  In FIG. 1, the cut line 31 of the detachable portion 3 shows a shape in which a pair of concave and convex portions are opposed and engaged with each other, but may be two or more pairs. Basically, if the concavo-convex portion increases, deviation can be prevented more reliably.

  As shown in FIG. 3, in addition to the first holding hole 31, the detachable portion further includes a second holding hole 33 that is adjacent to and communicates with the first holding hole 31 in a substantially horizontal direction. It may be configured as follows. The second holding hole 33 can be basically configured similarly to the first holding hole 31. By providing the second holding hole 33, it is possible to more reliably prevent a deviation from the attachment target due to an external force such as wind after the attachment to the attachment target.

  The first and second holding holes 31 and 33 preferably have a hole diameter of 3 to 10 mm. By comprising in this way, the attachment object which has a cross-sectional diameter a little smaller than this hole diameter can be hold | maintained easily and reliably.

  The base material layer 1 preferably includes one or more corners and auxiliary holding holes 4 and 5 between the corners. In addition, in FIG. 1 etc., the auxiliary holding hole formed in the corner is shown as the auxiliary holding hole 4, and the auxiliary holding hole formed between the corners is shown as the auxiliary holding hole 5. By configuring in this way, for example, as shown in FIGS. 4 to 7, it is possible to realize easy and various attachment / detachment to various attachment objects.

  4 to 6 show a case where it is attached to a column 63 embedded in the ground, and FIG. 7 shows a case where it is attached to a wire 61 stretched in the air. From another point of view, FIGS. 4, 5 and 7 show the case where two auxiliary holding holes 4 provided at the corners are used, and FIG. 6 shows the gap between the first holding hole 31 and the corners. The case where one auxiliary holding hole 5 provided in FIG. 5 shows the case where two auxiliary holding holes 4 provided at the corners on the side where the first holding holes 32 are not provided are used, the side where the first holding holes 32 are provided. You may utilize the two auxiliary holding holes 4 provided in the corner part.

  The auxiliary holding holes 4 and 5 are not holes in which the corresponding part has completely dropped out, but are holes having a connecting part in which the corresponding part is connected leaving a part of the outer shape. Therefore, it is preferable from the viewpoint of eliminating the trouble of collecting the waste and preventing the occurrence of inconvenience due to the intervention of the waste.

  As described above, examples of the external attachment target may include, but are not limited to, a string or a wire, a plant branch / stem, or a support column.

  As shown in FIG. 1, the pest trapping adhesive sheet 10 of the present embodiment has a strip shape, and the base material layer 1 constituting the pest trapping adhesive sheet 10 is usually 0.03 mm to 0.03 mm. The pressure-sensitive adhesive layer 2 having a thickness of 5 mm, preferably 0.07 mm to 0.4 mm, and further provided on the base material layer 1 is usually 0.03 mm to 0.1 mm, preferably 0.04 mm to 0.00 mm. It preferably has a thickness of 07 mm.

In addition to the basic structure described above, the base material layer 1 has a maximum length of 1 mm to 7 mm, preferably 3 mm to 5 mm, 1 mm to 7 mm, preferably 3 mm to 5 mm in order to improve pest capturing properties. is, 0.1 mm to 3.0 mm, preferably a height of 0.5 mm to 2.0 mm, and 1.0mm ² ~36mm ^2, preferably with a convex portion of the convex surface area of ^{4 mm} 2 25 mm ^2, the light It may have a concavo-convex structure (not shown) capable of exhibiting a contrast effect due to light and dark.

  Further, between the pressure-sensitive adhesive layer 2 and the thickness of 0.005 mm to 0.02 mm, preferably 0.008 mm to 0.015 mm, and has an attracting color for attracting insects, and also has a concavo-convex structure. A layer (not shown) and a protective layer (not shown) having a thickness of 0.005 mm to 0.02 mm, preferably 0.006 mm to 0.015 mm and water resistance, and having an uneven structure. It may be.

  Moreover, you may equip both surfaces of the base material layer 1 with a colored layer, a protective layer, and an adhesive layer 2, respectively, in this order, and on one surface of the base material layer 1, the colored layer, the protective layer, and the adhesive layer 2 are provided in this order. It may be provided.

  The base material layer 1 used in the present invention has elasticity and flexibility and is often exposed to rain dew, so that it has waterproofness and weather resistance, and can be discarded as general waste. It is preferable that the material is made of a material that can reliably hold the material. For example, synthetic paper or paper is preferable because it has a small environmental load at the time of disposal. Specific examples include milk carton paper, coated cardboard, double-sided PE (polyethylene) film laminated paper, and the like. Moreover, at least 1 type of synthetic resin, metal foil, or a nonwoven fabric chosen from the group which consists of polyester, a polyethylene, a polystyrene, and a polyurethane may be sufficient.

The pressure-sensitive adhesive used for the pressure-sensitive adhesive layer 2 is not particularly limited as long as it reliably captures pests, prevents sagging due to flow at high temperatures, and reduces the peeling force in the laminated product. For example, it is preferable that the adhesive strength is restored when dried with water resistance and is transparent so as not to block the attractive color. The cohesive force is preferably 10 ² Pa · s to ² × 10 ⁶ Pa · s, for example, from the viewpoint of surely capturing pests, preventing sagging, and reducing the peel force. Specifically, at least one transparent adhesive selected from the group consisting of acrylic, rubber and silicon can be mentioned as a suitable example. It may be a hot-melt type pressure-sensitive adhesive suitable for fiber coating described later. The pressure-sensitive adhesive layer may be one that covers the entire base material layer 1 or may be one that covers at least a part thereof.

  Moreover, in this Embodiment, it is preferable that the colored layer used as needed is colored by the attracting color peculiar to a pest. As an attractive color, yellow, blue, or pink can be mentioned as a suitable example, for example. Yellow, blue or pink attracting colors are reflection colors using Munsell color values, yellow is hue: 4Y, brightness: 7, saturation: 14, and blue is hue: 3.0PB, brightness: 5.4, saturation: 10.6, and pink is particularly preferably in the range of hue: 5R, lightness: 6.5, saturation: 8. In this case, the attracting color may be formed by printing a yellow, blue or pink pigment on the substrate layer 11 as a coating layer, or by kneading the yellow, blue or pink pigment into the substrate layer 1. May be.

  In order to enhance the attractiveness of pests, an ultraviolet reflecting layer and / or an ultraviolet absorbing layer may be further disposed on the attracting color. Suitable examples of the ultraviolet reflecting layer include those containing at least one selected from the group consisting of zinc oxide, calcium oxide, titanium oxide, lead oxide, fluorescent pigment, and aluminum powder. Moreover, as an ultraviolet absorption layer, what contains at least 1 type of ultraviolet absorber chosen from the group which consists of a salicylic acid type, a benzophenone type, and a benzotriazole type can be mentioned as a suitable example, for example.

  In the present embodiment, the protective layer used as necessary is formed on both surfaces of the base material layer 1 made of thin paper (usually, since colored layers are formed on both surfaces of the base material layer 1) Is preferably laminated with, for example, a polyethylene film in order to protect each surface of the colored layer.

[Method for producing adhesive sheet for capturing pests]
The manufacturing method of the pest-capturing pressure-sensitive adhesive sheet of the present embodiment is, for example, one side of the surface of the base material layer 1 (which may have a concavo-convex structure) having a thickness of 0.03 mm to 0.5 mm. A pressure-sensitive adhesive is applied to both surfaces to a thickness of 0.03 mm to 0.1 mm to form a pressure-sensitive adhesive layer 2. Further, the detachable part 3 (cuts 31, first holding holes 32, second holding holes 33). ) And the auxiliary holding holes 4 and 5 are included as basic structures.

  As the formation of the detachable part 3 and the auxiliary holding holes 4 and 5 and the subsequent work, for example, the adhesive layer 2 is formed on the base material layer 1 subjected to embossing for forming the concavo-convex structure, and further necessary. Accordingly, it is possible to cite punching and sheet cutting after laminating release paper as a release material. Specifically, using a rotary punching machine (continuous rotary punching machine) or a press machine, the detachable portion 3 and the auxiliary holding holes 4 and 5 are processed and formed, and the outer shape is a sheet shape (for example, a strip shape). Can be processed into an adhesive sheet for capturing pests. In this case, it is preferable that the attaching / detaching portion 3 and the auxiliary holding holes 4 and 5 are processed and formed simultaneously. Moreover, in order to cut | disconnect to a fixed width | variety, it is preferable to read the 1st holding hole 32 with an optical sensor, and to control a fixed width | variety, for example. In this case, it is preferable in terms of work that the first holding hole 32 to be read is not a hole having a connecting portion but a hole in which the corresponding portion is completely dropped.

In addition, it replaces with forming the adhesive layer 2 after embossing the base material layer 1, and thickness of 0.005 mm-0.02 mm on the single side | surface or both surfaces of the surface of the base material layer 1 before embossing. And a base layer 1 and a colored layer and / or protective layer by laminating a colored layer having an insect attracting color and / or a protective layer having a thickness and water resistance of 0.005 mm to 0.02 mm. the laminate is formed, the laminated body, the spacing 1Mm～7mm, the maximum length of 1Mm～7mm, the convex portion of the convex area of the high and 1.0mm ² ~36mm ² of 0.1mm~3.0mm It was embossed so as to have a concavo-convex structure capable of exhibiting a contrast effect due to light contrast, and an adhesive was added on one or both surfaces of the embossed laminate to a thickness of 0.03 mm to 0 Apply to a thickness of 1mm After forming the pressure-sensitive adhesive layer 2 and attaching a release material (not shown) on the pressure-sensitive adhesive of the pressure-sensitive adhesive layer 2, the pest-capturing pressure-sensitive adhesive sheet 10 may be obtained by forming the detachable part 3. . The adhesive sheet 10 for capturing pests thus obtained has a release material formed on the adhesive layer 2 to protect the adhesive surface.

  In the present embodiment, as the base material layer, the colored layer, the protective layer, and the pressure-sensitive adhesive layer, those described above can be used, and general lamination methods can be used for the respective lamination and formation methods. Also, as the release material, a widely used material such as release paper can be used.

  Below, the pest capturing pressure-sensitive adhesive sheet of the present invention will be described more specifically with reference to examples. Note that the present invention is not limited in any way by the following examples.

Example 1
The pest capturing adhesive sheet of Example 1 was produced as follows. That is, an attractive yellow paint (Dai Nippon Ink Co., Ltd .: XOS-1200) on the front and back surfaces of thick paper (Oji Paper Co., Ltd .: New Pigeon) having a thickness of 0.32 mm as the base material layer. Was printed and formed to a thickness of 10 μm, and then the substrate layer on which the colored layer was formed was used at 120 to 130 ° C. using an embossing roll with a heating device (Emboster 450 manufactured by Cyto Engineering). Embossing was performed at a speed of 8 m / min at a temperature to produce a sheet having a concavo-convex structure with a spacing × maximum length × height of 4 mm × 4 mm × 1.2 mm and a convex surface area of 16 mm ² .

  Subsequently, a pressure-sensitive adhesive (hot melt pressure-sensitive adhesive: manufactured by Nippon Oil Corporation: Evertac SA-400E) was applied to a thickness of 50 μm with a hot-melt coating machine (manufactured by Suntool). In this case, the pressure-sensitive adhesive was applied to the base material layer in advance at a viscosity of around 140 ° C. to 500 mpas to 600 mPas, and while adjusting the coating amount, it was directly applied in the form of a fiber to form a pressure-sensitive adhesive layer. . Thereafter, release paper (manufactured by Suntool Co., Ltd.) was attached to the surface of the adhesive layer.

  Then, using a rotary punching machine (continuous rotary punching machine) (manufactured by Mochizuki Seisakusho Co., Ltd.), the first holding hole is read with an optical sensor, and the detachable part having the shape shown in FIG. (A pair of concavo-convex portions that are engaged with each other so as to face each other and a first holding hole having a diameter of 8 mm formed at a position 25 mm from the upper side (a position corresponding to 10% of the total length) The attachment / detachment portion) and the five auxiliary holding holes were processed and formed, and the outer shape was processed into a strip shape of 100 mm × 250 mm to prepare 20 pest-capturing pressure-sensitive adhesive sheets according to Example 1. The following deviation tests were carried out on these pest-capturing adhesive sheets. The results are shown in Table 1.

(Example 2)
Except that the adhesive sheet for capturing pests of Example 2 has an attachment / detachment portion (attachment / detachment portion having a second holding hole having a diameter of 8 mm in addition to the cut line and the first holding hole) having the shape shown in FIG. In the same manner as in Example 1, 20 pressure-sensitive adhesive sheets were produced.

(Comparative Example 1)
In addition, as the adhesive sheet for capturing pests of Comparative Example 1, the cut line of the detachable portion is not a pair of concavo-convex portions that face each other and engage with each other, but has a straight shape, and no first holding hole is provided. Except that, 20 adhesive sheets were produced in the same manner as in Example 1. A deviation test similar to that of Example 1 was performed on this pest-capturing adhesive sheet. The results are shown in Table 1.

(Deviation test)
The pests of Examples 1 and 2 and Comparative Example 1 were stretched on a three-story rooftop of Daikyo Giken Kogyo Co., Ltd. so that a thin string of about 3 mm in diameter was stretched to a height of 1.5 m. The adhesive sheets for capture were arranged in this order one by one at an interval of 10 cm and attached as a set to a thin string stretched by each detachable part, and the remaining 19 sets were similarly attached (finally 80 pests) A trapping adhesive sheet was attached to the thin string at regular intervals). This state was left for 7 days and observed after 7 days. In addition, the wind speed of this period was 1-7 m / sec.

DESCRIPTION OF SYMBOLS 1 Base material layer 2 Adhesive layer 3 Attaching / detaching part 4 Auxiliary holding hole (formed in corner)
5 Auxiliary holding holes (formed between corners)
DESCRIPTION OF SYMBOLS 10 Pest capture adhesive sheet 31 Cut line 32 First holding hole 33 Second holding hole 61 Wire 62 String 63 Post

Claims (6)

A sheet-like base material layer;
An adhesive layer formed on the substrate layer;
An adhesive sheet for capturing pests, comprising an attachment / detachment part to be attached / detached to / from an external attachment object,
The attachment / detachment portion is a pair of one or more pairs that engage with each other facing each other up to a position corresponding to 5 to 15% of the total length from the upper end toward the lower side in the central portion of the upper side of the sheet-like base material layer. A pest-capturing pressure-sensitive adhesive sheet comprising: a cut line cut into an uneven portion shape; and a first holding hole formed in communication with the lower end of the cut line.   2. The pest trap according to claim 1, wherein the detachable portion further includes a second holding hole communicating with the first holding hole in a substantially horizontal direction adjacent to each other in addition to the first holding hole. Adhesive sheet.   The pest capturing adhesive sheet according to claim 1 or 2, wherein the first and second holding holes have a hole diameter of 3 to 10 mm.   The pest capturing adhesive sheet according to any one of claims 1 to 3, wherein the base material layer includes auxiliary holding holes between one or more corners and the corners.   The pest trap according to any one of claims 1 to 4, wherein the auxiliary holding hole is not a hole in which the corresponding part has been completely removed but a hole having a connecting part in which the corresponding part is connected leaving a part of the outer shape. Adhesive sheet.   The adhesive sheet for capturing pests according to any one of claims 1 to 5, wherein the external attachment target is a string, a wire, a support, or a branch / stem of a plant.

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