Printing and coating stainless steel film

Abstract

The utility model relates to the technical field of stainless steel films, and discloses a printing and coating stainless steel film which comprises a coating layer, a first bonding layer, a base material layer, a second bonding layer, an aluminum coating and a thermosensitive adhesive layer, the first bonding layer is fixed at the upper end of the base material layer, and the base material layer has excellent corrosion resistance, strength and high temperature resistance. A first bonding layer is fixed at the upper end of the base material layer, a coating layer is fixed at the upper end of the first bonding layer and used for enhancing abrasion resistance, weather resistance and chemical stability and protecting the printing layer from being abraded or corroded, a second bonding layer is fixed at the lower end of the base material layer, an aluminum coating is fixed at the lower end of the second bonding layer, and a thermosensitive adhesive layer is fixed at the lower end of the aluminum coating. The adhesive force is good, reliable bonding between different materials is ensured, the aluminum coating and the thermosensitive adhesive layer are connected and fixed in a hot-pressing bonding mode, glue is heated to the softening and flowing temperature of the glue, then pressure is applied, the glue is evenly coated on the aluminum layer, and stable bonding is formed after cooling.

Description

TECHNICAL FIELD

[0001] The utility model relates to stainless steel film technical field, concretely is a kind of printed coating stainless steel film. BACKGROUND

[0002] Printed coating stainless steel film is a kind of special coating coating on stainless steel surface, the film made by printing process.This film has rust-proof, aesthetic, easy to process and other characteristics, widely used in electronic cigarette, health care product packaging, can also be used for other food packaging.

[0003] Traditional printed coating stainless steel film also makes coating gradually peel off with the passage of time, thereby leading to the reduction of visual effect, the insufficient adhesion to substrate in coating process, easy to appear peeling phenomenon, leading to film layer peeling or damage, surface wear resistance is relatively poor, easy to produce scratch and wear during use, affect the service life and appearance of product, the utility model adopts multilayer structure and a variety of material design, with high barrier, strong adhesion, printable, good sealing, coating uniform heat sealing effect is good, printing is clear and beautiful glossiness is good and so on Variety of characteristics, for this we propose a kind of printed coating stainless steel film. SUMMARY

[0004] (I) the technical problem solved

[0005] In view of the deficiencies of prior art, the utility model provides a kind of printed coating stainless steel film, solves the above-mentioned problem.

[0006] (II) technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of printed coating stainless steel film, including coating layer, first adhesive layer, substrate layer, second adhesive layer, aluminum coating and heat-sensitive adhesive layer, the upper end of substrate layer is fixed with first adhesive layer, the upper end of first adhesive layer is fixed with coating layer, the lower end of substrate layer is fixed with second adhesive layer, the lower end of second adhesive layer is fixed with aluminum coating, the lower end of aluminum coating is fixed with heat-sensitive adhesive layer.

[0008] Preferably, substrate layer is composed of printing layer and protective layer, and printing layer and protective layer are completely adhered by adhesive.

[0009] Preferably, the upper end of substrate layer is fixedly installed with first adhesive layer, and first adhesive layer is completely adhered with printing layer in substrate layer.

[0010] Preferably, coating layer is composed of printing coating, functional layer and protective coating, and printing coating and functional layer are completely adhered by adhesive, and functional layer and protective coating are completely adhered by adhesive.

[0011] Preferably, the upper end of the first adhesive layer is fixedly installed with a coating layer, and the first adhesive layer is completely attached with the printing coating in the coating layer.

[0012] Preferably, the lower end of the substrate layer is fixedly installed with a second adhesive layer, and the second adhesive layer is completely attached with the protective layer in the substrate layer.

[0013] Preferably, the lower end of the second adhesive layer is fixedly installed with an aluminum coating layer, and the second adhesive layer is completely attached with the aluminum coating layer.

[0014] Preferably, the lower end of the aluminum coating layer is fixedly installed with a heat-sensitive adhesive layer, and the aluminum coating layer is connected and fixed with the heat-sensitive adhesive layer by means of hot pressing.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the printing and coating stainless steel film has the following beneficial effects:

[0017] 1. The printing and coating stainless steel film, the substrate layer is composed of a printing layer and a protective layer, the printing layer adopts ink material with good adhesion and water resistance, uses water as a solvent, is environmentally friendly, has good printing effect and low volatile emission, and the protective layer adopts varnish or paint, can form a tough protective film, and improves durability and gloss.

[0018] 2. The printing and coating stainless steel film, the coating layer is composed of a printing coating, a functional layer and a protective coating, the printing coating is completely attached with the functional layer, and the functional layer is completely attached with the protective coating, the printing coating film is coated on the surface of the printing layer, and materials such as epoxy resin or polyurethane are adopted, so that the required patterns and characters can be printed, the functional layer can be added with waterproof, oil-proof, antibacterial and the like to meet the requirements of specific fields, the protective coating adopts polypropylene or polyethylene material to cover a layer of transparent protective coating on the printing layer, so as to enhance wear resistance, weather resistance and chemical stability, and protect the printing layer from being abraded or corroded, and the coating layer and the substrate layer are fixedly connected through the first adhesive layer.

[0019] 3、The printed coated stainless steel film, the first adhesive layer selects the adhesive resistant to high temperature and chemical corrosion, ensures the stability in long-term use, plays to ensure the good adhesion between the layers, the lower end of the substrate layer is fixed with the aluminum coating layer through the second adhesive layer, the aluminum coating layer can provide the bright appearance and the reflection effect, provides the additional physical protection, prevents the rest from being mechanically damaged and chemically corroded, improves the adhesion of the printing ink, ensures the definition and durability of the printed pattern, the lower end of the aluminum coating layer is fixedly installed with the heat-sensitive adhesive layer, the heat-sensitive adhesive layer has very short bonding time, has good adhesion and ensures reliable adhesion between different materials, the aluminum coating layer and the heat-sensitive adhesive layer are connected and fixed in a hot-press bonding mode, the glue is heated to the temperature at which it softens and flows, then pressure is applied, the glue is uniformly coated on the aluminum layer, and a stable bonding is formed after cooling. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is a structure schematic view of the utility model;

[0021] Fig. 2 It is a coating layer structure section view schematic view of the utility model;

[0022] Fig. 3 It is a substrate layer structure section view schematic view of the utility model.

[0023] In the drawing: 1, coating layer; 2, first adhesive layer; 3, substrate layer; 4, second adhesive layer; 5, aluminum coating layer; 6, heat-sensitive adhesive layer; 7, printing coating layer; 8, functional layer; 9, protective coating layer; 10, printing layer; 11, protective layer. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0025] Please refer to Figs. 1-3 A printed coated stainless steel film, including coating layer 1, first adhesive layer 2, substrate layer 3, second adhesive layer 4, aluminum coating layer 5 and heat-sensitive adhesive layer 6, the upper end of substrate layer 3 is fixed with first adhesive layer 2, the upper end of first adhesive layer 2 is fixed with coating layer 1, the lower end of substrate layer 3 is fixed with second adhesive layer 4, the lower end of second adhesive layer 4 is fixed with aluminum coating layer 5, the lower end of aluminum coating layer 5 is fixed with heat-sensitive adhesive layer 6.

[0026] Further, the substrate layer 3 is composed of the printing layer 10 and the protective layer 11, and the printing layer 10 and the protective layer 11 are completely adhered by the adhesive, and the printing layer 10 has good printing effect and lower volatile emission.

[0027] Further, the upper end of the substrate layer 3 is fixedly installed with the first adhesive layer 2, and the first adhesive layer 2 is completely adhered with the printing layer 10 in the substrate layer 3.

[0028] Further, the coating layer 1 is composed of the printing coating 7, the functional layer 8 and the protective coating 9, and the printing coating 7 and the functional layer 8 are completely adhered by the adhesive, and the functional layer 8 and the protective coating 9 are completely adhered by the adhesive.

[0029] Further, the upper end of the first adhesive layer 2 is fixedly installed with the coating layer 1, and the first adhesive layer 2 is completely adhered with the printing coating 7 in the coating layer 1.

[0030] Further, the lower end of the substrate layer 3 is fixedly installed with the second adhesive layer 4, and the second adhesive layer 4 is completely adhered with the protective layer 11 in the substrate layer 3, and the protective layer 11 can form a tough protective film to improve durability and gloss.

[0031] Further, the lower end of the second adhesive layer 4 is fixedly installed with the aluminum coating 5, and the second adhesive layer 4 is completely adhered with the aluminum coating 5, which can provide a bright appearance and reflection effect and provide additional physical protection.

[0032] Further, the lower end of the aluminum coating 5 is fixedly installed with the thermal adhesive layer 6, and the aluminum coating 5 and the thermal adhesive layer 6 are connected and fixed by hot pressing.

[0033] Working principle: the substrate layer 3 is composed of the printing layer 10 and the protective layer 11, the printing layer 10 adopts ink material with good adhesion and water resistance, uses water as solvent, is environment-friendly, has good printing effect and lower volatile emission, the protective layer 11 adopts varnish or paint, can form tough protective film, improves durability and gloss, the coating layer 1 is composed of the printing coating 7, the functional layer 8 and the protective coating 9, the printing coating 7 is completely attached with the functional layer 8 and the functional layer 8 is completely attached with the protective coating 9, the printing coating 7 is coated on the surface of the printing layer 10, adopts epoxy resin or polyurethane material, can print required patterns and characters, the functional layer 8 can add waterproof, oil-proof, antibacterial and the like to meet the requirements of specific fields, the protective coating 9 adopts polypropylene or polyethylene material to cover a layer of transparent protective coating on the printing layer, to enhance wear resistance, weather resistance and chemical stability, protect the printing layer from being abraded or corroded, the coating layer 1 and the substrate layer 3 are fixedly connected through the first adhesive layer 2, the first adhesive layer 2 selects adhesive resistant to high temperature and chemical corrosion, ensures the stability in long-term use, plays a role in ensuring good adhesion between layers, the lower end of the substrate layer 3 is fixed with the aluminum coating 5 through the second adhesive layer 4, the aluminum coating 5 can provide bright appearance and reflection effect, provide additional physical protection, prevent the rest from being mechanically damaged and chemically corroded, improve the adhesion of printing ink, ensure the clarity and durability of printed patterns, the lower end of the aluminum coating 5 is fixedly installed with the heat-sensitive adhesive layer 6, the heat-sensitive adhesive layer 6 has very short bonding time and good adhesion to ensure reliable bonding between different materials, the aluminum coating 5 and the heat-sensitive adhesive layer 6 are connected and fixed through hot-press bonding, the glue is heated to its softening and flowing temperature, then pressure is applied, so that the glue is uniformly coated on the aluminum layer, and a stable bonding is formed after cooling.

[0034] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A printed coated stainless steel film comprising a coating layer (1), a first adhesive layer (2), a substrate layer (3), a second adhesive layer (4), an aluminum coating layer (5) and a heat sensitive adhesive layer (6), characterized in that: The upper end of the substrate layer (3) is fixed with a first adhesive layer (2), the upper end of the first adhesive layer (2) is fixed with a coating layer (1), the lower end of the substrate layer (3) is fixed with a second adhesive layer (4), the lower end of the second adhesive layer (4) is fixed with an aluminum coating layer (5), and the lower end of the aluminum coating layer (5) is fixed with a heat-sensitive adhesive layer (6).

2. A printed coated stainless steel membrane according to claim 1, characterized in that: The substrate layer (3) is composed of a printing layer (10) and a protective layer (11), and the printing layer (10) and the protective layer (11) are completely attached by an adhesive.

3. A printed coated stainless steel membrane according to claim 2, characterised in that: The upper end of the substrate layer (3) is fixed with a first adhesive layer (2), and the first adhesive layer (2) is completely attached with the printing layer (10) in the substrate layer (3).

4. The printed coated stainless steel membrane of claim 1, wherein: The coating layer (1) is composed of a printing coating layer (7), a functional layer (8), and a protective coating layer (9), and the printing coating layer (7) and the functional layer (8) are completely attached by an adhesive, and the functional layer (8) and the protective coating layer (9) are completely attached by an adhesive.

5. A printed, coated stainless steel membrane according to claim 4, characterized in that: The upper end of the first adhesive layer (2) is fixed with a coating layer (1), and the first adhesive layer (2) is completely attached with the printing coating layer (7) in the coating layer (1).

6. A printed coated stainless steel membrane according to claim 1, characterized in that: The lower end of the substrate layer (3) is fixed with a second adhesive layer (4), and the second adhesive layer (4) is completely attached with the protective layer (11) in the substrate layer (3).

7. A printed, coated stainless steel membrane according to claim 6, characterized in that: The lower end of the second adhesive layer (4) is fixed with an aluminum coating layer (5), and the second adhesive layer (4) is completely attached with the aluminum coating layer (5).

8. A printed, coated stainless steel membrane according to claim 7, characterized in that: The lower end of the aluminum coating layer (5) is fixed with a heat-sensitive adhesive layer (6), and the aluminum coating layer (5) and the heat-sensitive adhesive layer (6) are connected and fixed by hot pressing.

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