Silver-black double-color shading film

Abstract

The utility model discloses a silver-black double-color shading film, which belongs to the technical field of shading films and comprises an inner layer, a middle layer and an outer layer, the inner layer is composed of a black film layer, the middle layer is composed of a bonding composite layer, and the outer layer is composed of a silver film layer. The silver film layer and the black film layer are fixedly connected to the two ends of the bonding composite layer through bonding glue. According to the silver-black double-color shading film, the bonding composite layer is arranged, so that the structural strength of the shading film can be improved, and meanwhile, the silver-black double-color shading film has the advantages of light weight and thin thickness, has a better shading effect, is easy to manufacture and can be recycled.

Description

Technical Field

[0001] The utility model relates to the technical field of shading films, in particular to a silver-black two-color shading film. Background Art

[0002] Sunshade film is widely used in various technical fields. In agriculture, sunshade film can be used as ground covering film, usually transparent or black PE film, but also green and silver film, used for ground covering to increase soil temperature, maintain soil moisture, maintain soil structure, prevent pests from attacking crops and diseases caused by certain microorganisms, and promote plant growth. However, the function of single-color ground film is relatively single, and there is a problem of poor sunshade effect; in addition, the existing sunshade film is easily damaged due to the influence of the use environment, resulting in poor practicality.

[0003] Therefore, the utility model designs a silver-black two-color shading film with high structural strength and good shading effect. Utility Model Content

[0004] The utility model aims to provide a silver-black two-color shading film, which is provided with an adhesive composite layer to improve the structural strength of the shading film. At the same time, the silver-black two-color shading film has the advantages of light weight and thin thickness, and has excellent shading effect, is easy to manufacture, and can be recycled and reused.

[0005] To achieve the above-mentioned purpose, the utility model provides a silver-black two-color shading film, including an inner layer, a middle layer and an outer layer, the inner layer is composed of a black film layer, the middle layer is composed of an adhesive composite layer, and the outer layer is composed of a silver film layer, and the silver film layer and the black film layer are fixedly connected at both ends of the adhesive composite layer by adhesive.

[0006] Preferably, the bonding composite layer is provided with a first bonding layer, a reinforcement layer, a light shielding layer, a heat insulating layer and a second bonding layer in sequence from top to bottom, and both end surfaces of the first bonding layer and the second bonding layer are coated with adhesive.

[0007] Preferably, the reinforcement layer is fixedly connected to the first adhesive layer by means of the adhesive, and the heat insulation layer is fixedly connected to the second adhesive layer by means of the adhesive.

[0008] Preferably, the shading layer is arranged between the reinforcing layer and the heat insulating layer, and the shading layer is fixedly connected to the reinforcing layer and the heat insulating layer respectively.

[0009] Preferably, the reinforcing layer is made of a nylon film, a mesh cloth layer is fixedly connected to the surface of the reinforcing layer, and the mesh cloth layer is made of a mesh woven from glass fibers.

[0010] Preferably, the structure of the heat insulation layer is honeycomb-shaped and is made of polyurethane heat insulation material.

[0011] Preferably, the thickness of the silver film layer is equal to the thickness of the black film layer, and the thickness of the light-shielding film is 0.01-0.04 mm.

[0012] Therefore, the utility model adopts the above-mentioned silver-black two-color shading film and sets an adhesive composite layer to improve the structural strength of the shading film. By setting a mesh cloth layer, the grid woven with glass fiber further improves the strength of the two-color film. By setting a shading layer, the shading effect of the two-color film is improved. By setting a heat insulation layer, the heat insulation capacity of the two-color film is improved. At the same time, the silver-black two-color shading film has the advantages of light weight and thin thickness, and has excellent shading effect. It is easy to manufacture and can be recycled and reused.

[0013] The technical solution of the utility model is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of an embodiment of a silver-black two-color shading film of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the bonding composite layer in an embodiment of a silver-black two-color shading film of the utility model.

[0016] Reference numerals

[0017] 1. Silver film layer; 2. Adhesive composite layer; 21. First adhesive layer; 22. Reinforcement layer; 23. Shading layer; 24. Heat insulation layer; 25. Second adhesive layer; 3. Black film layer. DETAILED DESCRIPTION

[0018] The technical solution of the utility model is further described below through the accompanying drawings and embodiments.

[0019] Unless otherwise defined, the technical terms or scientific terms used in the present invention shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. Words such as "include" or "comprise" and the like mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. Words such as "connect" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0020] Embodiment 1

[0021] like Figure 1 As shown, this embodiment provides a silver-black two-color shading film, including an inner layer, a middle layer and an outer layer, wherein the inner layer is composed of a black film layer 3, the middle layer is composed of an adhesive composite layer 2, and is used to improve the bonding ability between the silver film layer 1 and the black film layer 3, and the outer layer is composed of a silver film layer 1, and the silver film layer 1 and the black film layer 3 are both fixedly connected to the two ends of the adhesive composite layer 2 by adhesive glue, and the thickness of the silver film layer 1 is equal to the thickness of the black film layer 3. The thickness of the shading film obtained by the above content is 0.01-0.04mm, and the shading film has the advantage of thin thickness. By adopting multi-layer co-extrusion technology, the performance between the silver film layer 1 and the black film layer 3 is guaranteed to be stable.

[0022] Reference Figure 2 The bonding composite layer 2 is provided with a first bonding layer 21, a reinforcement layer 22, a light shielding layer 23, a heat insulating layer 24 and a second bonding layer 25 in sequence from top to bottom. Both end surfaces of the first bonding layer 21 and the second bonding layer 25 are coated with adhesive to achieve bonding between the layers.

[0023] The reinforcing layer 22 is fixedly connected to the first adhesive layer 21 by adhesive, and the heat insulating layer 24 is fixedly connected to the second adhesive layer 25 by adhesive. A light shielding layer 23 is arranged between the reinforcing layer 22 and the heat insulating layer 24 to improve the light shielding effect of the two-color film, and the light shielding layer 23 is fixedly connected to the reinforcing layer 22 and the heat insulating layer 24 respectively.

[0024] In this embodiment, the reinforcing layer 22 is made of a nylon film, and a mesh cloth layer is fixedly connected to its surface. The mesh cloth layer is made of a mesh woven from glass fibers to improve the structural strength of the two-color film. The heat-insulating layer 24 is honeycomb-shaped and is made of polyurethane heat-insulating material to improve the heat-insulating and heat-preserving capabilities of the two-color film.

[0025] Working principle: During production, the two ends of the bonding composite layer 2 are respectively adhered to the silver film layer 1 and the black film layer 3 through the multi-layer co-extrusion technology, and the structural strength of the two-color film is improved by setting the reinforcement layer 22. At the same time, the setting of the mesh cloth layer and the mesh woven by glass fiber further improve the strength of the two-color film. By setting the shading layer 23, the shading effect of the two-color film is improved. By setting the heat insulation layer 24, the heat insulation capacity of the two-color film is improved.

[0026] Therefore, the utility model adopts the above-mentioned silver-black two-color shading film and sets an adhesive composite layer to improve the structural strength of the shading film. At the same time, the silver-black two-color shading film has the advantages of light weight and thin thickness, and has excellent shading effect, is easy to manufacture, and can be recycled and reused.

[0027] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that they can still modify or replace the technical solution of the utility model with equivalents, and these modifications or equivalent replacements cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of the utility model.

Claims

1. A silver-black two-color shading film, characterized in that: The light-shielding film comprises an inner layer, a middle layer and an outer layer, wherein the inner layer is composed of a black film layer, the middle layer is composed of an adhesive composite layer, and the outer layer is composed of a silver film layer, wherein the silver film layer and the black film layer are fixedly connected at both ends of the adhesive composite layer by adhesive glue; The bonding composite layer is provided with a first bonding layer, a reinforcement layer, a light shielding layer, a heat insulating layer and a second bonding layer in sequence from top to bottom, and both end surfaces of the first bonding layer and the second bonding layer are coated with bonding glue.

2. The silver-black two-color shading film according to claim 1, characterized in that: The reinforcing layer is fixedly connected to the first adhesive layer by the adhesive, and the heat insulating layer is fixedly connected to the second adhesive layer by the adhesive.

3. The silver-black two-color shading film according to claim 2, characterized in that: The light shielding layer is arranged between the reinforcing layer and the heat insulating layer, and the light shielding layer is fixedly connected to the reinforcing layer and the heat insulating layer respectively.

4. The silver-black two-color shading film according to claim 3, characterized in that: The reinforcing layer is made of nylon film, and a mesh cloth layer is fixedly connected to the surface of the reinforcing layer. The mesh cloth layer is made of a mesh woven from glass fibers.

5. The silver-black two-color shading film according to claim 3, characterized in that: The structure of the heat insulation layer is honeycomb-shaped and is made of polyurethane heat insulation material.

6. The silver-black two-color shading film according to claim 1, characterized in that: The thickness of the silver film layer is equal to the thickness of the black film layer, and the thickness of the light-shielding film is 0.01-0.04 mm.

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