Novel printed film

Abstract

The utility model discloses a novel printed film, which relates to the technical field of printed films, comprises a printed film main body, and is characterized in that the bottom of the printed film main body is a PET (polyethylene terephthalate) base layer, and the upper surface of the PET base layer is sequentially provided with a heat dissipation layer, a wear-resistant layer and a protective layer from bottom to top. A chemical corrosion resistant layer, a barrier layer and a printing layer are sequentially arranged on the lower surface of the PET base layer from top to bottom. The film has the advantages of good heat dissipation performance, wear resistance, comprehensive protection performance, strong chemical corrosion resistance, good barrier performance and the like, and the color of the film can be kept bright and lasting.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of printing film, specifically relates to a novel printing film. BACKGROUND

[0002] The printing film has a wide application in many fields such as electronics, packaging, decoration and the like. The traditional printing film meets the basic use demand to a certain extent, but with the continuous development of various industries, higher requirements are put forward for the performance of the printing film.

[0003] The traditional printing film has poor chemical corrosion resistance, is easily eroded in some environments containing chemical reagents, leads to the blurring of printed patterns, damage of film layers, and influences the identification and use of electronic components, and is prone to breakage, tearing and the like during transportation and handling, thereby reducing the protection performance of the packaging. Moreover, the barrier performance is limited, and the entry of oxygen, water vapor and the like cannot be well prevented, so that the goods in the packaging are prone to dampness and oxidation. UTILITY MODEL CONTENT

[0004] In view of the problems existing in the prior art, the utility model is provided.

[0005] Therefore, the utility model aims at providing a novel printing film, which solves the problems in the background art.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0007] A novel printing film comprises a printing film main body, the bottom of the printing film main body is a PET base layer, the upper surface of the PET base layer is sequentially provided with a heat dissipation layer, a wear-resistant layer and a protective layer from bottom to top, and the lower surface of the PET base layer is sequentially provided with a chemical corrosion-resistant layer, a barrier layer and a printing layer from top to bottom.

[0008] Preferably, the heat dissipation layer is made of graphene material, and the thickness of the heat dissipation layer is 0.01-0.1 mm.

[0009] Preferably, the wear-resistant layer is made of polyurethane material, and the surface of the wear-resistant layer is provided with micro-protrusion structures, the micro-protrusion structures are regularly arranged, the height of the micro-protrusion is 0.005-0.02 mm, and the interval is 0.01-0.05 mm.

[0010] Preferably, the protective layer is made of organic silicon material, and the thickness of the protective layer is 0.005-0.05 mm.

[0011] Preferably, the chemical corrosion-resistant layer is made of polytetrafluoroethylene material, and the thickness of the chemical corrosion-resistant layer is 0.01-0.1 mm.

[0012] Preferably, the barrier layer is made of ethylene-vinyl alcohol copolymer material, and the thickness of the barrier layer is 0.01-0.05mm.

[0013] Preferably, the printing layer is printed by using environment-friendly ink.

[0014] In the above technical solution, the technical effects and advantages of the utility model are provided.

[0015] The utility model discloses, through setting up graphene heat dissipation layer, can quickly conduct heat to go out, effectively reduce the temperature of printed film, improve its stability under high temperature environment, especially suitable for the electronic component identification of high heat dissipation requirement in electronic field;

[0016] The utility model discloses, through the microconvex structure of polyurethane wear layer surface can disperse friction, increase wear resistance, and the elasticity of polyurethane can buffer external impact force, reduce abrasion, prolong the service life of printed film, be applicable to the application scene of often being rubbed.

[0017] The utility model discloses, through the waterproof, moistureproof and anti-ultraviolet performance of organic silicon protection layer, can effectively protect the film layer under the influence of external environmental factors, improve the durability of printed film;

[0018] The utility model discloses, through the polytetrafluoroethylene chemical corrosion resistance layer can resist the erosion of various chemical reagents, provides reliable chemical protection for PET base layer, and is applicable to the environment containing chemical reagent.

[0019] The utility model discloses, through the ethylene-vinyl alcohol copolymer barrier layer can effectively prevent the permeation of oxygen, water vapor and the like, protect the goods in the package, prolong its shelf life, and is applicable to the packaging field.

[0020] The utility model discloses, through the printing layer is printed by using environment-friendly ink, has good color vividness and durability, can satisfy the requirement of the appearance and durability of decoration field. ACCURATE DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiment of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment, and obviously, the drawings in the following description are only some embodiments described in the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings.

[0022] Figure 1 The utility model discloses a structure diagram of a novel printed film is provided.

[0023] Figure 2 For Figure 1 The structure diagram of another view is provided.

[0024] Figure 3 For Figure 1 Exploded view.

[0025] Explanation of reference signs:

[0026] 1, printing film main body; 2, PET base layer; 3, heat dissipation layer; 4, wear-resistant layer; 5, protective layer; 6, barrier layer 7, chemical corrosion resistant layer; 8, printing layer. DETAILED DESCRIPTION

[0027] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below with reference to the drawings.

[0028] The utility model discloses a novel printing film.

[0029] Referring to Figures 1-3 A novel printing film, including printing film main body (1), the bottom of printing film main body (1) is PET base layer (2), the upper surface of PET base layer (2) is sequentially provided with heat dissipation layer (3), wear-resistant layer (4) and protective layer (5) from below to above, the lower surface of PET base layer (2) is sequentially provided with chemical corrosion resistant layer (7), barrier layer (6) and printing layer (8) from above to below.

[0030] Referring to Figures 1-3 The heat dissipation layer (3) is made of graphene material, graphene has excellent thermal conductivity, can quickly conduct heat, the thickness of heat dissipation layer (3) is 0.01-0.1mm, while guaranteeing good heat dissipation performance, will not increase too much film layer thickness. The two-dimensional atomic structure of graphene makes it have unique electron and phonon transport characteristics, can efficiently transfer heat from the heat source to the surrounding environment, effectively reduces the temperature of printing film, improves its stability in high temperature environment.

[0031] Referring to Figures 1-3 The wear-resistant layer (4) is made of polyurethane material, the microconvex structure can increase the contact area of wear-resistant layer and external object, disperses friction, thereby improves wear resistance. Meanwhile, the elasticity of polyurethane material can buffer the impact force of outside, reduces the wear of wear-resistant layer, the surface of wear-resistant layer (4) is provided with microconvex structure, these microconvex structures are regularly arranged, the height of microconvex is 0.005-0.02mm, the pitch is 0.01-0.05mm, the microconvex structure can increase the contact area of wear-resistant layer and external object, disperses friction, thereby improves wear resistance. Meanwhile, the elasticity of polyurethane material can buffer the impact force of outside, reduces the wear of wear-resistant layer.

[0032] Referring to Figures 1-3The protective layer (5) is made of silicone material, the silicone material has good waterproof, moisture-proof and ultraviolet-proof performance, the thickness of the protective layer (5) is 0.005-0.05mm, and the underlying film layer can be effectively protected from the influence of external environmental factors.

[0033] With reference to Figures 1-3 The chemical corrosion resistant layer (7) is made of polytetrafluoroethylene material, the polytetrafluoroethylene has excellent chemical corrosion resistance, can resist the erosion of various chemical reagents, and the thickness of the chemical corrosion resistant layer (7) is 0.01-0.1mm, so that reliable chemical protection can be provided for the base layer. The molecular structure of the PTFE material contains fluorine atoms, the electronegativity of the fluorine atoms is very strong, so that the molecule has high stability and chemical inertness, and can remain stable in a harsh chemical environment.

[0034] With reference to Figures 1-3 The barrier layer (6) is made of ethylene-vinyl alcohol copolymer material, the ethylene-vinyl alcohol copolymer has good barrier performance, can effectively prevent the penetration of oxygen, water vapor and the like, and the thickness of the barrier layer (6) is 0.01-0.05mm, so that the barrier performance of the printed film can be improved, and the articles in the package can be protected. The molecular structure of the EVOH material contains a large number of hydroxyl groups, and these hydroxyl groups can form hydrogen bonds with water molecules, thereby effectively preventing the penetration of water vapor, and the regularity of the molecular chain can also prevent the diffusion of oxygen.

[0035] With reference to Figures 1-3 The printing layer (8) is printed by using environment-friendly ink, and the environment-friendly ink has good color brightness and durability.

[0036] In the utility model, in the production process, first, the base layer 1 material is pretreated, then the heat dissipation layer 2, the wear-resistant layer 3 and the protective layer 4 are coated on the upper surface of the base layer 1 in sequence through coating process, the chemical corrosion resistant layer 5 and the barrier layer 6 are coated on the lower surface of the base layer 1, finally, the printing layer 7 is formed by printing on the barrier layer 6, and in use, according to different application fields, the novel printed film is applied to electronic component identification, packaging material, decorative material and the like, and can play the advantages of heat dissipation, wear resistance, protection, chemical corrosion resistance, barrier and color brightness and durability.

[0037] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A new printed film comprising a printed film body (1), characterized in that, The bottom of the printed film body (1) is a PET base layer (2), the upper surface of the PET base layer (2) is sequentially provided with a heat dissipation layer (3), a wear-resistant layer (4) and a protective layer (5) from bottom to top, and the lower surface of the PET base layer (2) is sequentially provided with a chemical corrosion resistant layer (7), a barrier layer (6) and a printing layer (8) from top to bottom.

2. The novel printed film according to claim 1, characterized in that, The heat dissipation layer (3) is made of graphene material, and the thickness of the heat dissipation layer (3) is 0.01-0.1mm.

3. The novel printed film according to claim 1, characterized in that, The wear-resistant layer (4) is made of polyurethane material, and the surface of the wear-resistant layer (4) is provided with micro-protrusion structures, the micro-protrusion structures are regularly arranged, the height of the micro-protrusion is 0.005-0.02mm, and the interval is 0.01-0.05mm.

4. The novel printed film according to claim 1, characterized in that, The protective layer (5) is made of organic silicon material, and the thickness of the protective layer (5) is 0.005-0.05mm.

5. The novel printed film according to claim 1, characterized in that, The chemical corrosion resistant layer (7) is made of polytetrafluoroethylene material, and the thickness of the chemical corrosion resistant layer (7) is 0.01-0.1mm.

6. The novel printed film according to claim 1, characterized in that, The barrier layer (6) is made of ethylene-vinyl alcohol copolymer material, and the thickness of the barrier layer (6) is 0.01-0.05mm.

7. The novel printed film according to claim 1, characterized in that, The printing layer (8) is printed by using environment-friendly ink.

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