CN212560087U

CN212560087U - Acrylic protective film adhesive tape

Info

Publication number: CN212560087U
Application number: CN202021315948.3U
Authority: CN
Inventors: 周彩霞
Original assignee: Suzhou Luoxiang Electronic Materials Co ltd
Current assignee: Suzhou Luoxiang Electronic Materials Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-02-19
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses an acrylic protective film adhesive tape, which comprises an acrylic film base layer and a polyurethane film layer, one surface of the polyurethane film layer is mutually attached with the acrylic film base layer, the other surface of the polyurethane film layer is coated with an acrylic adhesive layer, a plurality of sections of dustproof rubber rings are embedded in the surface of the acrylic acid adhesive layer along the length direction of the acrylic acid adhesive layer, each section of dustproof rubber ring comprises a plurality of dustproof rubber rings which are uniformly arranged on the surface of the acrylic acid adhesive layer, the dustproof rubber rings are rectangular and annular, a metal film layer is arranged in each dustproof rubber ring, a plurality of through holes are uniformly formed in the surface of the polyurethane film layer, can be better block the dust that comes from the outside through dustproof rubber ring, can be great degree keep the metal film layer not polluted by the dust, keep its adhesion stress, make it keep better bonding stability under the dust environment for a long time.

Description

Acrylic protective film adhesive tape

Technical Field

The utility model relates to an sticky tape field, concretely relates to ya keli protective film sticky tape.

Background

The acrylic adhesive tape is made of a base material of full acrylic acid material and is covered by a release film or release paper.

The acrylic adhesive tape has the effects of shock absorption, heat resistance, sound insulation and the like, and is easy to die cut; the adhesive has good adhesive fixing effect when processing and assembling digital product products such as household appliances, advertisements, electronic guideboards, LED boards and the like.

However, the existing acrylic adhesive tape has some defects in the using process, when the adhesive tape is bonded on the surface of metal, the adhesive force is not strong enough, the dustproof capability of the adhesive layer of the acrylic adhesive tape is not enough, when the adhesive tape is used in a dust environment for a long time, the adhesive layer is easy to enter dust to cause falling off, and in addition, the heat insulation performance of the adhesive tape is also relatively not enough.

Therefore, how to solve the defects of the prior art is a subject of the present invention.

Disclosure of Invention

In order to solve the problem, the utility model discloses an acrylic protective film adhesive tape.

In order to achieve the above purpose, the utility model provides a following technical scheme: an acrylic protective film adhesive tape comprises an acrylic film base layer and a polyurethane film layer, wherein one surface of the polyurethane film layer and the acrylic film base layer are mutually attached together, the other surface of the polyurethane film layer is coated with an acrylic adhesive layer, a plurality of sections of dustproof rubber rings are embedded into the surface of the acrylic adhesive layer along the length direction of the acrylic adhesive layer, each section of dustproof rubber ring comprises a plurality of dustproof rubber rings which are uniformly arranged on the surface of the acrylic adhesive layer, each dustproof rubber ring is in a rectangular ring shape, a metal film layer is arranged in each dustproof rubber ring, a plurality of through holes are uniformly formed in the surface of the polyurethane film layer, and one surface of each metal film layer extends into the through holes of the polyurethane film layer and is adhered to the acrylic film base layer;

the thickness of the acrylic acid adhesive layer is the same as that of the dustproof rubber ring, and the metal film layer and the dustproof rubber ring are positioned in the same plane;

waterproof films are embedded into the left side and the right side of the acrylic acid adhesive layer corresponding to each section of the dustproof rubber ring, and the width of each waterproof film is consistent with that of the acrylic acid film base layer;

the acrylic acid adhesive layer, the dustproof rubber ring, the metal film layer and the waterproof film are all attached to a cellophane layer.

As an improvement, a plurality of grooving have evenly been seted up between two adjacent waterproof films to correspond in the acrylic acid film basic unit, and are a plurality of the width direction align to grid of grooving along acrylic acid film basic unit, the grooving runs through the polyurethane film layer.

As an improvement of the utility model, the surface of acrylic acid film basic unit is provided with wear-resistant coating, wear-resistant coating is located the one side of acrylic acid film basic unit dorsad polyurethane film layer, wear-resistant coating is the polytetrafluoroethylene coating.

As an improvement of the utility model, the dustproof rubber ring is a polyurethane rubber ring.

As an improvement of the utility model, the metal film layer is a machine silica gel film layer.

As an improvement of the present invention, the waterproof film is a PS film.

Compared with the prior art, the utility model has the advantages of as follows: the utility model has the advantages that the plurality of metal film layers are uniformly embedded in the acrylic film base layer, thereby not only ensuring that the adhesive force of the acrylic film base layer to common materials is mainly stronger to materials such as plastics and glass, but also ensuring that the adhesive force of the acrylic film base layer to metals is stronger; the outer side of each metal film layer is bonded with a circle of dustproof rubber ring, dust from the outside can be well blocked through the dustproof rubber rings, the metal film layers can be kept from being polluted by dust to a greater extent, the bonding force of the metal film layers is kept, and the metal film layers can keep good bonding stability in a dust environment for a long time; the polyurethane film layer is arranged on the inner side of the acrylic film base layer, and has good heat insulation performance, so that the overall heat insulation capacity of the adhesive tape is improved; furthermore, a plurality of through holes are uniformly formed in the surface of the polyurethane film layer, one side of the metal film layer extends into the through holes of the polyurethane film layer and is bonded on the acrylic film base layer, the acrylic film base layer and the polyurethane film layer are bonded together through the metal film layer, the firmness of combination of the acrylic film base layer and the polyurethane film layer is improved, and the acrylic film base layer and the polyurethane film layer are not easy to separate.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic structural view of a polyurethane film layer;

fig. 4 is a cross-sectional view of an acrylic film base layer.

List of reference numerals: 100 acrylic acid film base layer, 200 polyurethane film layer, 201 through hole, 300 acrylic acid adhesive layer, 400 dustproof rubber ring, 500 metal film layer, 501 grooving, 600 waterproof rubber sheet, 700 cellophane layer.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example (b): referring to fig. 1 to 4, an acryl protective film tape includes an acryl film base layer 100 and a urethane film layer 200, one surface of the urethane film layer 200 is attached to the acryl film base layer 100 by hot melting, the other surface of the urethane film layer 200 is coated with an acryl adhesive layer 300, and the acryl adhesive layer 400 has excellent adhesive force to polar materials such as PET, PC, and glass;

a plurality of sections of dustproof rubber rings 400 are embedded in the surface of the acrylic adhesive layer 300 along the length direction of the acrylic adhesive layer, each section of dustproof rubber ring 400 comprises a plurality of dustproof rubber rings 400 which are uniformly arranged on the surface of the acrylic adhesive layer 300, each dustproof rubber ring 400 is in a rectangular ring shape, a metal film layer 500 is arranged in each dustproof rubber ring 400, a plurality of through holes 201 are uniformly formed in the surface of the polyurethane film layer 200, and one surface of each metal film layer 500 extends into the through holes 201 of the polyurethane film layer 200 and is bonded on the acrylic film base layer 100; the metal film layer 500 can specifically adopt TG-1932 modified organic silica gel, and the metal film layer 500 can further increase the adhesive property of the adhesive tape on the surface of a metal object, so that the adhesive of the adhesive tape is firmer;

the thickness of the acrylic acid adhesive layer 300 is the same as that of the dustproof rubber ring 400, and the metal film layer 500 and the dustproof rubber ring 400 are positioned in the same plane, so that the adhesive tape is ensured to have good flatness;

waterproof films 600 are embedded into the left side and the right side of each section of dustproof rubber ring 400 in the acrylic adhesive layer 300, and the width of each waterproof film 600 is consistent with that of the acrylic film base layer 100; the waterproof film 600 adopts a PS film (the PS glue is a single-component adhesive synthesized by a solvent and resin), has a waterproof characteristic, can be tightly adhered to the surface of a material, and is arranged at the left side and the right side of each section of dustproof rubber ring 400, so that the two end parts of the adhesive tape are prevented from being tilted under the condition of being wetted to influence the dustproof rubber ring 400 inside the adhesive tape in the use process of the adhesive tape;

the acrylic acid adhesive layer 300, the dustproof rubber ring 400, the metal film layer 500 and the waterproof film 600 are all attached to a glass paper layer 700, the glass paper layer 700 is common release paper, and the glass paper layer 700 can be easily separated from the acrylic acid adhesive layer 300, the dustproof rubber ring 400, the metal film layer 500 and the waterproof film 600 in the using process;

when in specific use, the adhesive tape is cut between two adjacent waterproof films 600 and is adhered to the surface of the material to be adhered,

a plurality of metal film layers 500 are uniformly embedded in the acrylic film base layer 100, so that the adhesive capacity of the acrylic film base layer to common materials (mainly, the acrylic film base layer 100 has strong adhesive force to materials such as plastics and glass) is ensured, and the adhesive capacity of the acrylic film base layer to metals (mainly, metals such as stainless steel) is also ensured; the outer side of each metal film layer 500 is bonded with a circle of dustproof rubber ring 400, the dustproof rubber ring 400 is a polyurethane rubber ring, the main chain of the polyurethane rubber is very flexible, and the metal film layer is mainly characterized by resisting impact vibration and bending fatigue, has very high peel strength and is the existing glue with better dustproof performance;

dust from the outside can be better blocked by the dustproof rubber ring 400, and the metal film layers 500 are mutually separated by the dustproof rubber ring 400, are mutually independent and do not influence each other, so that even if dust enters one of the metal film layers 500, other metal film layers 500 cannot be influenced, the metal film layers 500 can be kept from being polluted by the dust to a greater extent, the bonding force of the metal film layers is kept, and the metal film layers can be kept with better bonding stability in a dust environment for a long time;

the polyurethane film layer 200 is arranged on the inner side of the acrylic film base layer 100, the polyurethane film layer 200 has a small heat conductivity coefficient, is an existing heat insulation material, has good heat insulation performance, and improves the overall heat insulation capacity of the adhesive tape;

further, a plurality of through-holes 201 have evenly been seted up on the surface of polyurethane film layer 200, and the one side of metal film layer 500 extends to in the through-hole 201 of polyurethane film layer 200 and bonds on acrylic acid film base layer 100, bonds acrylic acid film base layer 100 and polyurethane film layer 200 together simultaneously through metal film layer 500, has improved the fastness that both combine, makes it difficult separation.

Correspond evenly between two adjacent waterproof film 600 and seted up a plurality of grooving 501 on the acrylic acid film basic unit 100, a plurality of grooving 501 are along acrylic acid film basic unit 100's width direction align, and grooving 501 runs through polyurethane film layer 200, and the setting of a plurality of grooving 501 can make the sticky tape tear here, facilitates the use.

The surface of acrylic acid film basic unit 100 is provided with wear-resistant coating, and wear-resistant coating is located the one side of polyurethane film layer 200 dorsad on acrylic acid film basic unit 100, and wear-resistant coating is polytetrafluoroethylene coating, and polytetrafluoroethylene coating has better wearability, can improve the whole wearability of sticky tape.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. The utility model provides an inferior gram force protective film sticky tape which characterized in that: comprises an acrylic film base layer (100) and a polyurethane film layer (200), one surface of the polyurethane film layer (200) is mutually bonded with the acrylic film base layer (100), the other side of the polyurethane film layer (200) is coated with an acrylic adhesive layer (300), a plurality of sections of dustproof rubber rings (400) are embedded in the surface of the acrylic acid adhesive layer (300) along the length direction of the acrylic acid adhesive layer, each section of dustproof rubber ring (400) comprises a plurality of dustproof rubber rings (400) which are uniformly arranged on the surface of the acrylic acid adhesive layer (300), the dustproof rubber rings (400) are rectangular and annular, a metal film layer (500) is arranged in each dustproof rubber ring (400), a plurality of through holes (201) are uniformly arranged on the surface of the polyurethane film layer (200), one surface of the metal film layer (500) extends into the through hole (201) of the polyurethane film layer (200) and is adhered to the acrylic film base layer (100);

the thickness of the acrylic acid adhesive layer (300) is the same as that of the dustproof rubber ring (400), and the metal film layer (500) and the dustproof rubber ring (400) are positioned in the same plane;

waterproof films (600) are embedded into the left side and the right side of the acrylic acid adhesive layer (300) corresponding to each section of dustproof rubber ring (400), and the width of each waterproof film (600) is consistent with that of the acrylic acid film base layer (100);

the acrylic acid adhesive layer (300), the dustproof rubber ring (400), the metal film layer (500) and the waterproof rubber sheet (600) are all attached to a cellophane layer (700).

2. The acrylic protective film adhesive tape according to claim 1, wherein: a plurality of cutting grooves (501) are uniformly formed between two adjacent waterproof films (600) on the acrylic film base layer (100), the cutting grooves (501) are uniformly arranged along the width direction of the acrylic film base layer (100), and the cutting grooves (501) penetrate through the polyurethane film layer (200).

3. The acrylic protective film adhesive tape according to claim 1, wherein: the surface of the acrylic film base layer (100) is provided with a wear-resistant coating, the wear-resistant coating is positioned on the surface, back to the polyurethane film layer (200), of the acrylic film base layer (100), and the wear-resistant coating is a polytetrafluoroethylene coating.

4. The acrylic protective film adhesive tape according to claim 1, wherein: the dustproof rubber ring (400) is a polyurethane rubber ring.

5. The acrylic protective film adhesive tape according to claim 1, wherein: the metal film layer (500) is a machine silica gel film layer.

6. The acrylic protective film adhesive tape according to claim 1, wherein: the waterproof film (600) is a PS film.