High-weatherability inkjet film

Abstract

The utility model discloses a high-weatherability inkjet film, which relates to the technical field of inkjet films, and comprises a base layer, and an inkjet layer and a film coating layer which are sequentially arranged outside the base layer, the base coating and the tackifying coating are arranged between the base layer and the ink jet layer, and the anti-ultraviolet coating, the waterproof coating and the high-gloss coating are arranged between the ink jet layer and the film coating layer. The bottom coating, the tackifying coating, the ink jet layer, the anti-ultraviolet coating, the waterproof coating, the high-gloss coating and the film covering layer are sequentially attached and fixed, and the bottom coating is attached and fixed to the outer side of the base layer; the utility model has the advantages that the base coating and the tackifying coating are sequentially arranged on the base layer in advance, so that the adhesion degree of the ink jet layer is improved, and the connection strength is improved for the subsequent uvioresistant coating, the waterproof coating and the high-gloss coating; and the anti-ultraviolet coating, the waterproof coating, the high-gloss coating and the film coating layer are sequentially arranged outside the ink jet layer, so that the weather-proof protection strength and the function richness are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of spray painting films, and more specifically to a spray painting film with high weather resistance. Background Art

[0002] A spray painting film (advertising spray painting film) is a material specifically used for outdoor or indoor advertising production. It prints patterns, texts, images, etc. on its surface through spray painting technology to achieve the purpose of advertising promotion.

[0003] When it is used for outdoor advertising display, weather resistance protection needs to be provided to strengthen the "the spray painting film body includes an adhesive layer, a heat insulation layer, a waterproof layer, a base layer, a strengthening layer, a spray painting layer and a film covering layer" proposed in {such as publication number: CN213708217U, a matte semi-transparent spray painting film}, and the "waterproof layer and film covering layer" are used to provide weather resistance protection.

[0004] Or {such as publication number: CN215440302U, a spray painting film with high weather resistance} proposed the "light emitting layer, reflective layer, spray painting surface layer, weather resistance coating and protective layer" sequentially arranged on the surface of the spray painting film body, and the "weather resistance coating and protective layer" are used to provide weather resistance protection.

[0005] However, when setting the spray painting layer above, no specific treatment for adhesion was carried out, having the disadvantages of poor adhesion, relatively weak weather resistance and fast aging, etc. Content of the Utility Model

[0006] The purpose of the utility model is: to solve the above technical problems, the utility model provides a spray painting film with high weather resistance.

[0007] The utility model specifically adopts the following technical solutions to achieve the above purpose:

[0008] The utility model provides a spray painting film with high weather resistance, including a base layer, and an inkjet layer and a film covering layer sequentially arranged outside it;

[0009] It also includes a primer layer and a tackifying layer between the base layer and the inkjet layer, and an anti-ultraviolet coating, a waterproof coating and a high-gloss coating arranged between the inkjet layer and the film covering layer;

[0010] The primer layer, tackifying layer, inkjet layer, anti-ultraviolet coating, waterproof coating, high-gloss coating and film covering layer are sequentially bonded and fixed, and the primer layer is bonded and fixed to the outside of the base layer.

[0011] As a preferred technical solution of the utility model, the primer layer is a polyurethane resin coating.

[0012] As a preferred technical solution of the present utility model, the tackifying coating is a silane coupling agent coating.

[0013] As a preferred technical solution of the present utility model, the ultraviolet-resistant coating is a polyurethane acrylate coating.

[0014] As a preferred technical solution of the present utility model, the waterproof coating is a fluorocarbon resin coating.

[0015] As a preferred technical solution of the present utility model, the high-gloss coating is an acrylic resin coating.

[0016] The beneficial effects of the present utility model are as follows:

[0017] By sequentially providing a primer coat 2 and a tackifying coating 3 on the base layer 1 in advance, the adhesion degree of the inkjet layer 4 provided is improved, and the connection strength for the subsequent ultraviolet-resistant coating 5, waterproof coating 6 and high-gloss coating 7 is provided;

[0018] An ultraviolet-resistant coating 5, a waterproof coating 6, a high-gloss coating 7 and a film laminating layer 8 are sequentially provided outside the inkjet layer 4 to improve the strength of weather resistance protection and the richness of functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic structural view of the present utility model.

[0020] Reference numerals: base layer - 1, primer coat - 2, tackifying coating - 3, inkjet layer - 4, ultraviolet-resistant coating - 5, waterproof coating - 6, high-gloss coating - 7, film laminating layer - 8. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] As Figure 1 shown, the present utility model provides: a highly weather-resistant inkjet film, including a base layer 1, and an inkjet layer 4 and a film laminating layer 8 sequentially provided outside thereof (the materials of the base layer 1 and the film laminating layer 8 can be materials such as PVC, etc., and the inkjet layer 4 is a UV-curable inkjet coating, etc.);

[0022] It further includes a primer coat 2 and a tackifying coating 3 between the base layer 1 and the inkjet layer 4, and an ultraviolet-resistant coating 5, a waterproof coating 6 and a high-gloss coating 7 provided between the inkjet layer 4 and the film laminating layer 8;

[0023] The primer coat 2, the tackifying coating 3, the inkjet layer 4, the ultraviolet-resistant coating 5, the waterproof coating 6, the high-gloss coating 7 and the film laminating layer 8 are sequentially bonded and fixed, and the primer coat 2 is bonded and fixed to the outside of the base layer 1 (as shown in the figure, the primer coat 2, the tackifying coating 3, the inkjet layer 4, the ultraviolet-resistant coating 5, the waterproof coating 6 and the high-gloss coating 7 are sequentially formed upward by spraying, etc. at the top of the base layer 1, and the film laminating layer 8 can be bonded and protected by hot pressing or cold laminating technology, etc.).

[0024] Among them, the bottom coating 2 is a polyurethane resin coating, an acrylic resin coating, an epoxy resin coating, etc. Attaching it to the top of the base layer 1 can effectively improve the wettability of the surface and provide a good adhesion basis;

[0025] The tackifying coating 3 is a silane coupling agent coating, an acrylate tackifier coating, etc., which can significantly enhance the adhesion between different materials to increase the connection strength after the inkjet layer 4 is set.

[0026] Among them, the ultraviolet-resistant coating 5 is a polyurethane acrylate coating, a pure silicone resin coating, etc., which has excellent ultraviolet absorption or shielding properties and functions such as slowing down the color fading of the inkjet layer 4; at the same time, it maintains transparency and does not affect the visibility of the inkjet layer 4.

[0027] Among them, the waterproof coating 6 is a fluorocarbon resin coating, a polyurethane coating, etc., which can form a dense waterproof barrier, effectively prevent moisture penetration, and protect the adhesion strength of the inkjet layer 4 and its connection; at the same time, it maintains transparency and does not affect the visibility of the inkjet layer 4.

[0028] Among them, the high-gloss coating 7 is a hard acrylic resin coating, a polyurethane resin coating, etc., which can form a smooth and highly reflective surface after curing, improve the aesthetics of the product, and can provide additional wear resistance and chemical corrosion resistance.

[0029] The above shows and describes the basic principles, main features and advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present invention. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0030] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A highly weather-resistant inkjet film, comprising a base layer (1), an inkjet layer (4) and a coating layer (8) arranged in sequence outside the base layer (1); It is characterized in that It also includes a primer layer (2) and an adhesion-enhancing coating layer (3) between the base layer (1) and the inkjet layer (4), and an anti-ultraviolet coating layer (5), a waterproof coating layer (6) and a high-gloss coating layer (7) between the inkjet layer (4) and the coating layer (8); The primer layer (2), the adhesion-enhancing coating layer (3), the inkjet layer (4), the anti-ultraviolet coating layer (5), the waterproof coating layer (6), the high-gloss coating layer (7) and the laminating layer (8) are sequentially bonded and fixed, and the primer layer (2) is bonded and fixed to the outer side of the base layer (1).

2. The highly weather-resistant inkjet film according to claim 1, characterized in that: The base coating (2) is a polyurethane resin coating.

3. The highly weather-resistant inkjet film according to claim 1, characterized in that: The adhesion-promoting coating (3) is a silane coupling agent coating.

4. The highly weather-resistant inkjet film according to claim 1, characterized in that: The anti-ultraviolet coating (5) is a polyurethane acrylate coating.

5. The highly weather-resistant inkjet film according to claim 1, characterized in that: Waterproof coating (6) Fluorocarbon resin coating.

6. The highly weather-resistant inkjet film according to claim 1, characterized in that: The high gloss coating (7) is an acrylic resin coating.

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