Corrosion-resistant aluminum-plastic composite belt
By setting up a multi-layer coating layer on the aluminum-plastic composite belt, the problem of poor corrosion resistance of existing aluminum-plastic composite belts is solved, and higher corrosion resistance and mechanical strength are achieved, which extends the service life and reduces maintenance costs.
Patent Information
- Application Number
- CN202421139872.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-23
- Publication Date
- 2025-03-18
- Estimated Expiration
- 2034-05-23
AI Technical Summary
The existing aluminum-plastic composite belt has poor corrosion resistance and is prone to corrosion and damage in harsh environments, resulting in failure of protection functions, reduced structural strength, and may cause environmental pollution.
The aluminum-plastic composite belt design is adopted which includes a first functional layer of an epoxy resin coating layer and a polyurethane coating layer, and a second functional layer of a fluorocarbon coating layer and a polyvinylidene fluoride coating layer. These coating layers form a strong protective layer that prevents corrosion and wear through their unique chemical and physical properties.
It significantly improves the corrosion resistance and mechanical strength of aluminum-plastic composite belts, can be used for a long time in various environments without degradation, extends service life and reduces maintenance costs.
Smart Images
Figure CN222636902U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to an aluminum-plastic composite belt, in particular to a corrosion-resistant aluminum-plastic composite belt, belonging to the technical field of aluminum-plastic composite belts. Background Art
[0002] Aluminum-plastic composite tape is a material made of aluminum foil and plastic film through a specific process. It is mainly used in the sheath of communication cables and optical cables. It has good shielding performance and corrosion resistance, can effectively prevent external electromagnetic interference, and improve the mechanical strength and service life of the cable. Aluminum-plastic composite tape usually adopts high-pressure extrusion composite process to ensure the strong adhesion between aluminum foil and plastic film, providing stable protection effect.
[0003] However, the corrosion resistance of the existing aluminum composite belt may be poor. If the corrosion resistance of the plastic composite belt is poor, a series of problems may occur. First, the composite belt is easily corroded and damaged in a harsh environment, thereby losing its due protective function. Secondly, the coated metal or other materials are exposed to a corrosive environment, which may cause oxidation, rust and other phenomena, resulting in reduced structural strength, or even fracture or breakage. In addition, the particles and debris brought by corrosion may pollute the environment, affecting the normal operation of production equipment and the quality of products.
[0004] Therefore, a corrosion-resistant aluminum-plastic composite belt is proposed. Utility Model Content
[0005] In view of this, the utility model provides a corrosion-resistant aluminum-plastic composite belt to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.
[0006] The technical solution of the utility model is implemented as follows: it includes an aluminum composite belt body, the aluminum composite belt body includes a base layer, a first functional layer and a second functional layer, the first functional layer includes an epoxy resin coating layer and a polyurethane coating layer, and the second functional layer includes a fluorocarbon coating layer and a polyvinylidene fluoride coating layer.
[0007] Further preferably, the first functional layer is arranged on the outside of the base layer, and the second functional layer is arranged on the outside of the first functional layer.
[0008] Further preferably, the epoxy resin coating layer is arranged on the outside of the base layer, and the polyurethane coating layer is arranged on the outside of the epoxy resin coating layer.
[0009] Further preferably, the fluorocarbon coating layer is arranged on the outside of the polyurethane coating layer, and the polyvinylidene fluoride coating layer is arranged on the outside of the fluorocarbon coating layer.
[0010] Further preferably, the thickness of the epoxy resin coating layer and the polyurethane coating layer are consistent, and are both 1mm-2mm.
[0011] Further preferably, the thickness of the fluorocarbon coating layer and the polyvinylidene fluoride coating layer are consistent, and are both 1 mm-2 mm.
[0012] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:
[0013] The utility model is provided with a first functional layer including an epoxy resin coating layer and a polyurethane coating layer, wherein the epoxy resin coating layer has good tolerance to a variety of chemical substances (such as acid, alkali, and solvent), can effectively prevent the aluminum-plastic composite belt from being corroded by chemical substances in a corrosive environment, and has excellent mechanical strength and adhesion, can form a solid protective layer on the surface of the aluminum-plastic composite belt, and has excellent waterproof performance, can effectively isolate moisture, and prevent the aluminum-plastic composite belt from being corroded in a humid environment, the polyurethane coating layer has excellent wear resistance, and is suitable for the aluminum-plastic composite belt to be used in an environment with large mechanical wear, and its elasticity makes it not easy to crack under temperature changes and mechanical stress, thereby providing lasting protection, and at the same time has strong resistance to ultraviolet rays and oxidation It has strong resistance and can be used for a long time in outdoor environment without degradation. A second functional layer including a fluorocarbon coating layer and a polyvinylidene fluoride coating layer is set. The fluorocarbon coating layer can provide extremely high corrosion resistance, has strong resistance to air pollution and industrial pollutants, has low surface energy, good self-cleaning effect, reduces maintenance costs, and has an extremely long service life. It can maintain stable protective performance even under harsh climatic conditions. The polyvinylidene fluoride coating layer has strong tolerance to chemical substances such as acids, alkalis, and salts, and has excellent UV resistance and weather resistance. It can maintain stable and bright colors for a long time, is not easy to fade, and can maintain its physical and chemical properties in high temperature environments, and will not cause performance degradation due to temperature changes.
[0014] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0016] Figure 1 This is a front view of the main structure of the utility model;
[0017] Figure 2 This is the main structure diagram of the aluminum composite belt in the utility model;
[0018] Figure 3 This is the structural diagram of the first functional layer in the utility model;
[0019] Figure 4 This is a structural diagram of the second functional layer in the utility model.
[0020] Reference numerals: 1, aluminum composite strip body; 101, base layer; 102, first functional layer; 1021, epoxy resin coating layer; 1022, polyurethane coating layer; 103, second functional layer; 1031, fluorocarbon coating layer; 1032, polyvinylidene fluoride coating layer; DETAILED DESCRIPTION
[0021] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.
[0022] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.
[0023] Example
[0024] like Figure 1-4 As shown, the embodiment of the utility model provides an aluminum composite strip body 1, the aluminum composite strip body 1 includes a base layer 101, a first functional layer 102 and a second functional layer 103, the first functional layer 102 includes an epoxy resin coating layer 1021 and a polyurethane coating layer 1022, the second functional layer 103 includes a fluorocarbon coating layer 1031 and a polyvinylidene fluoride coating layer 1032, the first functional layer 102 is arranged on the outside of the base layer 101, the second functional layer 103 is arranged on the outside of the first functional layer 102, and the epoxy resin coating layer 1021 includes a polyurethane coating layer 1022. 021 is arranged on the outside of the base layer 101, the polyurethane coating layer 1022 is arranged on the outside of the epoxy resin coating layer 1021, the fluorocarbon coating layer 1031 is arranged on the outside of the polyurethane coating layer 1022, and the polyvinylidene fluoride coating layer 1032 is arranged on the outside of the fluorocarbon coating layer 1031, the thickness of the epoxy resin coating layer 1021 and the polyurethane coating layer 1022 is consistent, and both are 1mm-2mm, the thickness of the fluorocarbon coating layer 1031 and the polyvinylidene fluoride coating layer 1032 is consistent, and both are 1mm-2mm.
[0025] When the utility model is working, the first functional layer 102 including the epoxy resin coating layer 1021 and the polyurethane coating layer 1022 is provided, wherein the epoxy resin coating layer 1021 has good tolerance to a variety of chemical substances (such as acid, alkali, solvent), can effectively prevent the aluminum-plastic composite belt from being corroded by chemical substances in a corrosive environment, and has excellent mechanical strength and adhesion, can form a solid protective layer on the surface of the aluminum-plastic composite belt, and has excellent waterproof performance, can effectively isolate moisture, and prevent the aluminum-plastic composite belt from being corroded in a humid environment, the polyurethane coating layer 1022 has excellent wear resistance, and is suitable for the aluminum-plastic composite belt to be used in an environment with large mechanical wear, and its elasticity makes it not easy to crack under temperature changes and mechanical stress, thereby providing lasting protection, and at the same time resisting ultraviolet rays and oxidation It has strong resistance and can be used for a long time in outdoor environment without degradation. A second functional layer 103 including a fluorocarbon coating layer 1031 and a polyvinylidene fluoride coating layer 1032 is provided. The fluorocarbon coating layer 1031 can provide extremely high corrosion resistance, has strong resistance to air pollution and industrial pollutants, has low surface energy, good self-cleaning effect, reduces maintenance costs, and has an extremely long service life. It can maintain stable protective performance even under harsh climatic conditions. The polyvinylidene fluoride coating layer 1032 has strong tolerance to chemical substances such as acids, alkalis, and salts, and has excellent UV resistance and weather resistance. It can maintain stable and bright colors for a long time, is not easy to fade, and can maintain its physical and chemical properties in high temperature environments, and will not cause performance degradation due to temperature changes.
[0026] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A corrosion-resistant aluminum-plastic composite belt, characterized in that: The invention comprises an aluminum composite strip body (1), wherein the aluminum composite strip body (1) comprises a base layer (101), a first functional layer (102) and a second functional layer (103), wherein the first functional layer (102) comprises an epoxy resin coating layer (1021) and a polyurethane coating layer (1022), and the second functional layer (103) comprises a fluorocarbon coating layer (1031) and a polyvinylidene fluoride coating layer (1032).
2. The corrosion-resistant aluminum-plastic composite tape according to claim 1, characterized in that: The first functional layer (102) is arranged on the outside of the base layer (101), and the second functional layer (103) is arranged on the outside of the first functional layer (102).
3. The corrosion-resistant aluminum-plastic composite tape according to claim 1, characterized in that: The epoxy resin coating layer (1021) is arranged on the outside of the base layer (101), and the polyurethane coating layer (1022) is arranged on the outside of the epoxy resin coating layer (1021).
4. The corrosion-resistant aluminum-plastic composite tape according to claim 1, characterized in that: The fluorocarbon coating layer (1031) is arranged on the outside of the polyurethane coating layer (1022), and the polyvinylidene fluoride coating layer (1032) is arranged on the outside of the fluorocarbon coating layer (1031).
5. The corrosion-resistant aluminum-plastic composite tape according to claim 1, characterized in that: The epoxy resin coating layer (1021) and the polyurethane coating layer (1022) have the same thickness, and are both 1 mm to 2 mm.
6. The corrosion-resistant aluminum-plastic composite belt according to claim 1, characterized in that: The thickness of the fluorocarbon coating layer (1031) and the polyvinylidene fluoride coating layer (1032) are consistent, and are both 1 mm to 2 mm.