CN213012665U - Protective film that tensile strength is high - Google Patents

Abstract

The utility model discloses a protection film that tensile strength is high, including the substrate layer, the top of substrate layer is pasted and is had the polypropylene resin layer, one side that the substrate layer was kept away from on the polypropylene resin layer is pasted and is had the tensile wearing layer, the bottom fixedly connected with thermoplasticity resin layer of substrate layer, one side that the substrate layer was kept away from on the thermoplasticity resin layer is pasted and is had the viscose layer, the bottom on viscose layer is pasted and is had from type paper layer. The utility model discloses a substrate layer, polypropylene resin layer, tensile wearing layer, thermoplastic resin layer, viscose layer, from type paper layer, high-molecular polyethylene layer, polyolefin layer, ETFE membrane layer, powerful glue film and silicone adhesive layer cooperate, it is wear-resisting to possess the tensile, and long service life's advantage has solved current protection film simple structure, and tensile wear resistance is poor, warp easily at the in-process atress that uses, has reduced the life of its protection film, the problem that people used not convenient for.

Description

Protective film that tensile strength is high

Technical Field

The utility model relates to a protection film technical field specifically is a protection film that tensile strength is high.

Background

The protective film can be divided into a digital product protective film, an automobile protective film, a household protective film, a food fresh-keeping protective film and the like according to the application, along with the popularization of digital products such as mobile phones and the like in China, the protective film has become a general name of the screen protective film slowly, the functions of the protective film in the field of the screen protective film are also eight-door-five, and the materials are accepted by the vast mobile phone group slowly from the earliest PP materials to the popular AR materials at present.

The existing protective film has the advantages of simple structure, poor tensile and wear-resistant properties, easy deformation due to stress in the using process, reduced service life of the protective film and inconvenience for people to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection film that tensile strength is high, it is wear-resisting to possess the tensile, and long service life's advantage has solved current protection film simple structure, and tensile wear resistance is poor, warp easily at the in-process atress that uses, has reduced the life of its protection film, the problem that people used not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a protection film that tensile strength is high, includes the substrate layer, the top of substrate layer is pasted and is had the polypropylene resin layer, the polypropylene resin layer is kept away from one side of substrate layer and is pasted and have the tensile wearing layer, the bottom fixedly connected with thermoplasticity resin layer of substrate layer, the side that the substrate layer was kept away from to the thermoplasticity resin layer is pasted and is had the viscose layer, the bottom on viscose layer is pasted and is had release paper layer.

Preferably, the tensile wearing layer includes the polymer polyethylene layer, the bottom on polymer polyethylene layer is pasted and is had the polyolefin layer, the bottom on polyolefin layer is pasted and is had ETFE membrane layer, the bottom and the polypropylene resin layer on ETFE membrane layer bond, the material on polymer polyethylene layer is polymer polyethylene, the material on polyolefin layer is the polyolefin, the material on ETFE membrane layer is ETFE membrane material.

Preferably, the viscose layer includes powerful glue layer, powerful glue layer's bottom fixedly connected with silicone adhesive layer, powerful glue layer's top and thermoplastic resin layer bond, powerful glue layer's material is powerful glue, silicone adhesive layer's material is silicone adhesive.

Preferably, the material of the substrate layer is an OPP substrate, and the material of the polypropylene resin layer is polypropylene resin.

Preferably, the thermoplastic resin layer is made of thermoplastic resin, and the release paper layer is made of release paper.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a substrate layer, polypropylene resin layer, tensile wearing layer, thermoplastic resin layer, viscose layer, from type paper layer, high-molecular polyethylene layer, polyolefin layer, ETFE membrane layer, powerful glue film and silicone adhesive layer cooperate, it is wear-resisting to possess the tensile, and long service life's advantage has solved current protection film simple structure, and tensile wear resistance is poor, warp easily at the in-process atress that uses, has reduced the life of its protection film, the problem that people used not convenient for.

2. The utility model discloses a substrate layer adopts the OPP substrate, the level and smooth transparency of membrane face is high, temperature resistance weatherability is good, glue viscidity is difficult for changing, easily dash die-cut and easily peel off etc, adopt polypropylene resin through the polypropylene resin layer, it is nontoxic, tasteless, density is little, intensity, rigidity, hardness heat resistance is good, good electrical property and high frequency insulating nature are not influenced by the humidity, corrosion resisting property is good, adopt polymer polyethylene and polyolefin layer to adopt the polyolefin through polymer polyethylene layer, it has good wear resistance, the wearability of protection film has been strengthened, adopt ETFE membrane material through ETFE membrane material layer, when having good heat-resisting, chemical resistance ability and electrical insulation performance, radiation resistance and mechanical properties have very big degree improvement, tensile strength can reach 50MPa, tensile strength is good, the life of protection film has been prolonged, adopt silicone adhesive through the silicone adhesive layer, stable chemical property, strong hydrophobicity and insolubility in water.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the structure of the tensile wear-resistant layer of the present invention;

fig. 3 is a cross-sectional view of the connection of the super glue layer and the silicone glue layer of the present invention.

In the figure: the adhesive comprises a base material layer 1, a polypropylene resin layer 2, a tensile wear-resistant layer 3, a thermoplastic resin layer 4, an adhesive layer 5, a release paper layer 6, a high-molecular polyethylene layer 7, a polyolefin layer 8, an ETFE (ethylene-propylene-diene copolymer) film layer 9, a super glue layer 10 and a silicone glue layer 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a substrate layer 1, polypropylene resin layer 2, tensile wearing layer 3, thermoplastic resin layer 4, viscose layer 5, from type paper layer 6, polymer polyethylene layer 7, polyolefin layer 8, ETFE membrane layer 9, super glue film 10 and silicone adhesive layer 11 parts are the parts that general standard spare or field technician know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

Referring to fig. 1-3, a protective film with high tensile strength comprises a substrate layer 1, a polypropylene resin layer 2 is adhered on the top of the substrate layer 1, a tensile wear-resistant layer 3 is adhered on one side of the polypropylene resin layer 2 away from the substrate layer 1, a thermoplastic resin layer 4 is fixedly connected to the bottom of the substrate layer 1, an adhesive layer 5 is adhered on one side of the thermoplastic resin layer 4 away from the substrate layer 1, a release paper layer 6 is adhered to the bottom of the adhesive layer 5, the tensile wear-resistant layer 3 comprises a high-molecular polyethylene layer 7, a polyolefin layer 8 is adhered to the bottom of the high-molecular polyethylene layer 7, an ETFE film layer 9 is adhered to the bottom of the polyolefin layer 8, the ETFE film layer 9 is adhered to the bottom of the polypropylene layer 2, the high-molecular polyethylene layer 7 is made of high-molecular polyethylene, the polyolefin layer 8 is made of polyolefin, the ETFE film layer 9 is made of ETFE film, the bottom of the strong adhesive layer 10 is fixedly connected with a silicone adhesive layer 11, the top of the strong adhesive layer 10 is bonded with a thermoplastic resin layer 4, the material of the strong adhesive layer 10 is strong adhesive, the material of the silicone adhesive layer 11 is silicone adhesive, the material of the substrate layer 1 is an OPP substrate, the material of the polypropylene resin layer 2 is polypropylene resin, the material of the thermoplastic resin layer 4 is thermoplastic resin, the material of the release paper layer 6 is release paper, the substrate layer 1, the polypropylene resin layer 2, a tensile wear-resistant layer 3, the thermoplastic resin layer 4, an adhesive layer 5, the release paper layer 6, a high-molecular polyethylene layer 7, a polyolefin layer 8, an ETFE membrane layer 9, the strong adhesive layer 10 and the silicone adhesive layer 11 are matched, the advantages of tensile wear resistance and long service life are achieved, the problems that the existing protective film is simple in structure, poor in tensile wear resistance and easy to deform under stress in the using process are solved, is inconvenient for people to use.

When the protective film is used, the OPP substrate is adopted as the substrate layer 1, the film surface is smooth and high in transparency, the temperature resistance and the weather resistance are good, the viscosity of glue is not easy to change, the die cutting is easy to punch and the like, the polypropylene resin layer 2 is made of polypropylene resin, the resistance to toxicity and odor is no, the density is small, the strength, the rigidity and the heat resistance are good, the electrical property and the high-frequency insulativity are not influenced by humidity, the corrosion resistance is good, the high-molecular polyethylene layer 7 is made of high-molecular polyethylene and the polyolefin layer 8 is made of polyolefin, the wear resistance is good, the wear resistance of the protective film is enhanced, the ETFE film layer 9 is made of an ETFE film, the heat resistance, the chemical resistance and the electrical insulativity are good, the radiation resistance and the mechanical property are improved to a great extent, the tensile strength can reach 50MPa, the tensile resistance is good, the service life of the, stable chemical property, strong hydrophobicity and insolubility in water.

In summary, the following steps: this protection film that tensile strength is high, through substrate layer 1, polypropylene resin layer 2, tensile wearing layer 3, thermoplastic resin layer 4, viscose layer 5, from type paper layer 6, high-molecular polyethylene layer 7, polyolefin layer 8, ETFE membrane layer 9, super glue film 10 and silicone adhesive layer 11 cooperate, current protection film simple structure has been solved, tensile wear resistance is poor, the easy deformation of in-process atress that uses, the life of its protection film has been reduced, the problem that people used not convenient for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a protection film that tensile strength is high, includes substrate layer (1), its characterized in that: the top of substrate layer (1) is pasted and is had polypropylene resin layer (2), one side that substrate layer (1) was kept away from in polypropylene resin layer (2) is pasted and is had tensile wearing layer (3), bottom fixedly connected with thermoplasticity resin layer (4) of substrate layer (1), one side that substrate layer (1) was kept away from in thermoplasticity resin layer (4) is pasted and is had viscose layer (5), the bottom of viscose layer (5) is pasted and is had from type paper layer (6).

2. The protective film with high tensile strength according to claim 1, wherein: tensile wearing layer (3) are including polymer polyethylene layer (7), the bottom on polymer polyethylene layer (7) is pasted and is had polyolefin layer (8), the bottom on polyolefin layer (8) is pasted and is had ETFE membrane layer (9), the bottom and the polypropylene resin layer (2) of ETFE membrane layer (9) bond, the material on polymer polyethylene layer (7) is polymer polyethylene, the material on polyolefin layer (8) is the polyolefin, the material on ETFE membrane layer (9) is the ETFE membrane material.

3. The protective film with high tensile strength according to claim 1, wherein: viscose layer (5) include powerful glue film (10), the bottom fixedly connected with silicone adhesive layer (11) of powerful glue film (10), the top and the thermoplastic resin layer (4) of powerful glue film (10) bond, the material of powerful glue film (10) is the powerful glue, the material of silicone adhesive layer (11) is the silicone adhesive.

4. The protective film with high tensile strength according to claim 1, wherein: the material of substrate layer (1) is the OPP substrate, the material of polypropylene resin layer (2) is polypropylene resin.

5. The protective film with high tensile strength according to claim 1, wherein: the material of thermoplastic resin layer (4) is thermoplastic resin, the material of leaving type paper layer (6) is for leaving type paper.

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