Stretch-resistant and anti-static PET (polyethylene terephthalate) adhesive tape
By incorporating a mesh tensile layer and reinforcement into the PET tape, the problem of deformation during stretching of the antistatic PET tape is solved, resulting in better tensile performance and edge stability, ensuring smooth adhesion and compressive strength of the tape.
Patent Information
- Application Number
- CN202422746210.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-11
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-11-11
AI Technical Summary
Existing antistatic PET tapes are prone to deformation when subjected to tensile force, resulting in uneven adhesion and insufficient stability.
A tensile layer with a mesh structure is formed by multiple vertical and horizontal tensile strips, and reinforcements are set on opposite sides of the PET base layer. The reinforcements are connected to the antistatic layer and the adhesive layer through stepped grooves to enhance the edge tensile and compressive strength.
It improves the tensile strength and edge stability of PET tape, ensuring that the tape is not easily deformed during use, maintains a flat adhesion, and enhances the tensile and compressive strength of the edges.
Smart Images
Figure CN223674554U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to PET adhesive tape technical field especially relates to a kind of tensile anti-static PET adhesive tape. BACKGROUND
[0002] PET adhesive tape is a kind of adhesive tape using polyester film as base material.PET is the abbreviation of polyethylene terephthalate, it is a kind of plastic made of polyester compound, commonly used in packaging and carton, electronic product assembly and automobile industry and other fields, anti-static PET adhesive tape has anti-static effect because it has anti-static layer.
[0003] However, the existing anti-static PET adhesive tape has good anti-static effect, but its tensile property is poor, and the adhesive tape is easily deformed when subjected to large tensile force during use, causing uneven adhesion of PET adhesive tape to the article, and the stability needs to be improved. UTILITY MODEL CONTENT
[0004] The utility model aims at providing a kind of tensile anti-static PET adhesive tape, to solve one of the technical problems existing in prior art.
[0005] To achieve the above object, the utility model embodiment provides a kind of tensile anti-static PET adhesive tape, including PET base layer, tensile layer, anti-static layer and adhesive layer;The PET base layer, the tensile layer, the anti-static layer and the adhesive layer are sequentially adhered and adhered from top to bottom, the tensile layer includes a plurality of first tensile strips vertically arranged and a plurality of second tensile strips transversely arranged;A plurality of the first tensile strips and a plurality of the second tensile strips are sequentially connected to form a mesh structure, the first tensile strip is distributed along the length direction of the PET base layer, and the second tensile strip is distributed along the width direction of the PET base layer.
[0006] Optionally, the diameter of the first tensile strip is greater than the diameter of the second tensile strip.
[0007] Optionally, the material of the tensile layer is polylactic acid.
[0008] Optionally, the first tensile strip and the second tensile strip are of one-piece structure.
[0009] Optionally, the PET base layer and the tensile layer are curved and folded to form reinforcing portions on opposite sides, the upper surface of the tensile layer in the reinforcing portion is adhered to the lower surface of the anti-static layer on one side;The adhesive layer is provided with stepped grooves on opposite sides, and the two reinforcing portions are respectively accommodated in the two stepped grooves, and the two reinforcing portions are respectively adhered to the two stepped grooves.
[0010] Optionally, one of the lower surface of the PET base layer in the reinforcing part and the bottom surface of the stepped groove is provided with a plurality of concave strips, and the other is provided with a plurality of convex strips, and the plurality of convex strips are adhered to the plurality of concave strips respectively.
[0011] Optionally, the plurality of concave strips are arranged on the lower surface of the PET base layer in the reinforcing part and distributed along the length direction of the PET base layer, and the plurality of convex strips are arranged on the bottom surface of the stepped groove and distributed along the length direction of the adhesive layer.
[0012] Optionally, the anti-static layer is an electrostatic ion layer.
[0013] Optionally, the adhesive layer is a pressure-sensitive adhesive layer.
[0014] Compared with the prior art, the anti-stretching and anti-static PET adhesive tape provided by the embodiment of the present application has at least one of the following technical effects:
[0015] 1. The plurality of first anti-stretching strips and the plurality of second anti-stretching strips are connected in sequence to form a mesh structure, the mesh structure has better anti-stretching performance, the PET adhesive tape has good anti-stretching performance, and when a user pulls out a section of the PET adhesive tape from the roll-shaped PET adhesive tape for use, the PET adhesive tape is not easy to deform when stretched, the PET adhesive tape is flatly pasted on the object, and the structure is stable.
[0016] 2. The reinforcing part is arranged, the two sides of the PET adhesive tape are provided with two anti-stretching layers, the anti-stretching and anti-compression strength of the edge of the PET adhesive tape is greatly improved through the two anti-stretching layers, and the edge of the PET adhesive tape is not easy to break when subjected to tension or pressure. BRIEF DESCRIPTION OF DRAWINGS
[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.
[0018] Figure 1 It is a sectional view of the anti-stretching and anti-static PET adhesive tape of the present application.
[0019] Figure 2 It is a sectional exploded view of the anti-stretching and anti-static PET adhesive tape of the present application.
[0020] Figure 3 It is a structural schematic view of the anti-stretching layer of the present application.
[0021] In the drawings, various reference signs represent:
[0022] 100, PET base layer; 110, reinforcing portion; 111, concave strip;
[0023] 200, tensile resistance layer; 210, first tensile resistance strip; 220, second tensile resistance strip;
[0024] 300, anti-static layer;
[0025] 400, adhesive layer; 410, stepped groove; 411, convex strip. DETAILED DESCRIPTION
[0026] The embodiments of the present application are described below in detail, examples of which are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the drawings are exemplary and are intended to explain the embodiments of the present application, and cannot be understood as a limitation of the present application.
[0027] In the description of the embodiments of the present application, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.
[0028] In addition, the terms "first", "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly specified and limited.
[0029] In the embodiments of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.
[0030] In one embodiment of the present application, with reference to Figures 1-3The utility model provides a kind of anti-stretching anti-static PET adhesive tape, including PET base layer 100, anti-stretching layer 200, anti-static layer 300 and bonding layer 400.PET base layer 100, anti-stretching layer 200, anti-static layer 300 and bonding layer 400 are sequentially adhered and adhered from top to bottom.
[0031] Wherein, refer to Figure 1 And Figure 3 The anti-stretching layer 200 includes a plurality of first anti-stretching strips 210 arranged vertically and a plurality of second anti-stretching strips 220 arranged horizontally. The plurality of first anti-stretching strips 210 and the plurality of second anti-stretching strips 220 are sequentially connected to form a mesh structure. The first anti-stretching strips 210 are distributed along the length direction of the PET base layer 100, and the second anti-stretching strips 220 are distributed along the width direction of the PET base layer 100.
[0032] Compared with the prior art, the anti-stretching anti-static PET adhesive tape provided by the embodiments of the utility model has at least one of the following technical effects:
[0033] Refer to Figure 1 And Figure 3 By sequentially connecting the plurality of first anti-stretching strips 210 and the plurality of second anti-stretching strips 220 to form a mesh structure, the mesh structure has better anti-stretching performance, making the PET adhesive tape have good anti-stretching performance. When a user pulls out a section of the adhesive tape from the roll-shaped PET adhesive tape for use, the PET adhesive tape is less likely to deform when stretched, ensuring that the PET adhesive tape is flatly pasted on the object and the structure is stable.
[0034] Further, refer to Figure 1 And Figure 3 The diameter of the first anti-stretching strip 210 is greater than the diameter of the second anti-stretching strip 220. The PET adhesive tape is generally in the form of a roll. When in use, a section of the adhesive tape is pulled out from the roll-shaped PET adhesive tape. Therefore, the PET adhesive tape is subjected to more tensile force in the length direction. Therefore, the diameter of the first anti-stretching strip 210 is set to be larger, and the anti-stretching effect is better.
[0035] Further, refer to Figure 1 And Figure 3 The material of the anti-stretching layer 200 is polylactic acid. The anti-stretching layer 200 made of polylactic acid has high strength and good elastic recovery capacity, improving the anti-stretching performance of the anti-stretching layer 200 and thus improving the anti-stretching performance of the PET adhesive tape.
[0036] Further, refer to Figure 1 And Figure 3 The first anti-stretching strip 210 and the second anti-stretching strip 220 are of an integrated structure, making the anti-stretching layer 200 have high strength and be less likely to break.
[0037] In another embodiment of the present application, referring to Figure 1 and Figure 3 The PET base layer 100 and the opposite two sides of the tensile-resistant layer 200 are both curved and folded to form a reinforcing part 110, and the upper surface of the tensile-resistant layer 200 in the reinforcing part 110 is adhered to the lower surface of the anti-static layer 300. The opposite two sides of the adhesive layer 400 are both provided with a stepped groove 410, and the two reinforcing parts 110 are respectively accommodated in the two stepped grooves 410, and the two reinforcing parts 110 are respectively adhered to the two stepped grooves 410. Specifically, by arranging the reinforcing part 110, the PET tape has two layers of tensile-resistant layer 200 on the opposite two sides, and the tensile and compression strength of the edge of the PET tape is greatly improved by the two layers of tensile-resistant layer 200, so that the edge of the PET tape is not easy to break when subjected to tension or pressure.
[0038] Further, referring to Figure 1 and Figure 2 The lower surface of the PET base layer 100 in the reinforcing part 110 and the bottom surface of the stepped groove 410 are provided with a plurality of concave strips 111, and the other is provided with a plurality of convex strips 411, and the plurality of convex strips 411 are respectively adhered to the plurality of concave strips 111. Specifically, by adhering the plurality of convex strips 411 to the plurality of concave strips 111, the bonding area between the lower surface of the PET base layer 100 in the reinforcing part 110 and the bottom surface of the stepped groove 410 is increased, thereby improving the firmness of the connection of the edge of the PET tape, so that the edge of the PET tape is not easy to delaminate.
[0039] Further, referring to Figure 1 and Figure 2 The plurality of concave strips 111 are arranged on the lower surface of the PET base layer 100 in the reinforcing part 110 and distributed along the length direction of the PET base layer 100, and the plurality of convex strips 411 are arranged on the bottom surface of the stepped groove 410 and distributed along the length direction of the adhesive layer 400, so that the concave strips 111 and the convex strips 411 extend from the head end to the tail end of the PET tape.
[0040] In another embodiment of the present application, referring to Figure 1 and Figure 2 The anti-static layer 300 is an electrostatic ion layer, so that the PET tape has good anti-static effect and avoids static when used for electronic product packaging.
[0041] In another embodiment of the present application, referring to Figure 1 and Figure 2 Figure 1 Figure 2 The adhesive layer 400 is a pressure-sensitive adhesive layer, the pressure-sensitive adhesive layer is a pressure-sensitive adhesive, and the full name of the pressure-sensitive adhesive is a pressure-sensitive adhesive, which is also commonly known as adhesive, and is also called pressure-sensitive adhesive.
[0042] The rest of the embodiment is the same as embodiment one, and the features not explained in the embodiment are explained in embodiment one, which will not be described here.
[0043] The above is a further detailed description of the utility model in combination with specific preferred embodiments, and the specific implementation of the utility model cannot be limited to these descriptions. For ordinary skilled persons in the technical field to which the utility model belongs, the architecture form can be flexible and variable without departing from the concept of the utility model, and a series of products can be derived. Only a few simple deductions or replacements should be considered as belonging to the patent protection range determined by the submitted claims of the utility model.
Claims
1. A stretch resistant anti-static PET tape, characterized in that, The application relates to a PET base layer (100), a tensile-resistant layer (200), an anti-static layer (300) and a bonding layer (400); the PET base layer (100), the tensile-resistant layer (200), the anti-static layer (300) and the bonding layer (400) are sequentially adhered and bonded from top to bottom, the tensile-resistant layer (200) comprises a plurality of first tensile-resistant strips (210) arranged vertically and a plurality of second tensile-resistant strips (220) arranged horizontally; the plurality of first tensile-resistant strips (210) and the plurality of second tensile-resistant strips (220) are sequentially connected to form a net structure, the first tensile-resistant strips (210) are distributed along the length direction of the PET base layer (100), and the second tensile-resistant strips (220) are distributed along the width direction of the PET base layer (100).
2. The stretch resistant anti-static PET tape according to claim 1, wherein: The diameter of the first tensile-resistant strips (210) is greater than that of the second tensile-resistant strips (220).
3. The anti-static PET tape according to claim 1, wherein: The first tensile-resistant strips (210) and the second tensile-resistant strips (220) are integrated.
4. The stretch resistant anti-static PET tape according to claim 1, wherein: The opposite sides of the PET base layer (100) and the tensile-resistant layer (200) are curved and folded to form reinforcing parts (110), the upper surface of the tensile-resistant layer (200) in the reinforcing parts (110) is bonded with the lower surface of the anti-static layer (300), and the opposite sides of the bonding layer (400) are provided with stepped grooves (410), the two reinforcing parts (110) are respectively accommodated in the two stepped grooves (410), and the two reinforcing parts (110) are respectively bonded with the two stepped grooves (410).
5. The anti-static PET tape according to claim 4, wherein: The lower surface of the PET base layer (100) in the reinforcing part (110) and the bottom surface of the stepped groove (410) are provided with a plurality of concave strips (111) and a plurality of convex strips (411) respectively, and the plurality of convex strips (411) are bonded with the plurality of concave strips (111).
6. The stretch resistant anti-static PET tape according to claim 5, wherein: The plurality of concave strips (111) are arranged on the lower surface of the PET base layer (100) in the reinforcing part (110) and distributed along the length direction of the PET base layer (100), and the plurality of convex strips (411) are arranged on the bottom surface of the stepped groove (410) and distributed along the length direction of the bonding layer (400).
7. The anti-static PET tape according to any one of claims 1-6, wherein: The anti-static layer (300) is an electrostatic ion layer.
8. The anti-static PET tape according to any one of claims 1-6, wherein: The bonding layer (400) is a pressure-sensitive adhesive layer.