CN211010745U

CN211010745U - Corrosion-resistant aluminum sheet

Info

Publication number: CN211010745U
Application number: CN201922088324.6U
Authority: CN
Inventors: 陈白云
Original assignee: Dongguan Hong Ding Photoelectric Technology Co ltd
Current assignee: Dongguan Hong Ding Photoelectric Technology Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-07-14
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a corrosion-resistant aluminum sheet, including aluminum sheet body, aluminum sheet body's top is connected with the flame retardant coating through the polyurethane adhesive, the flame retardant coating includes polyurea dope layer, phenolic resin layer and perchloroethylene coating, the top of flame retardant coating is connected with the anticorrosive coating through the polyurethane adhesive, the anticorrosive coating includes the rich zinc resin layer of three polyphosphate aluminium dope layers, zinc silicate dope layer and graphite alkene epoxy. The utility model discloses an aluminum sheet body, flame retardant coating, polyurea dope layer, phenolic resin layer, perchloroethylene coating, anticorrosive coating, aluminium triphosphate dope layer, zinc silicate dope layer and graphite alkene epoxy zinc-rich resin layer's cooperation is used, has reached corrosion-resistant effectual advantage, and it is not good to have solved current aluminum sheet corrosion-resistant effect when using, and often the aluminum sheet is applied to different environment, and difficult the meeting is accompanied with corrosive liquids to the aluminum sheet can be corroded, influences aluminum sheet life's problem.

Description

Corrosion-resistant aluminum sheet

Technical Field

The utility model relates to an aluminum sheet technical field specifically is a corrosion-resistant aluminum sheet.

Background

The aluminum is white light metal and has ductility, the content of aluminum element in the earth crust is second to oxygen and silicon, the third place is the most abundant metal element in the earth crust, and the development of three important industries of aviation, building and automobile requires the material characteristics to have the unique properties of aluminum and aluminum alloy, thereby being greatly beneficial to the production and application of the new metal aluminum.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a corrosion-resistant aluminum sheet possesses corrosion-resistant effectual advantage, and it is not good to have solved current aluminum sheet corrosion-resistant effect when using, and often the aluminum sheet is applied to different environment, and difficult the avoiding can be accompanied with corrosive liquids to as for the aluminum sheet can be corroded, influences aluminum sheet life's problem.

(II) technical scheme

For realizing the above-mentioned purpose that corrosion-resistant effect is good, the utility model provides a following technical scheme: the utility model provides a corrosion-resistant aluminum sheet, includes aluminum sheet body, aluminum sheet body's top is connected with the flame retardant coating through the polyurethane adhesive, the flame retardant coating includes polyurea dope layer, phenolic resin layer and perchloroethylene coating, the top of flame retardant coating is connected with the anticorrosive coating through the polyurethane adhesive, the anticorrosive coating includes the rich zinc resin layer of tripolyphosphate dope layer, zinc silicate dope layer and graphite alkene epoxy.

Preferably, the polyurea coating layer is positioned on the top of the phenolic resin layer and connected through a polyurethane adhesive, and the phenolic resin layer is positioned on the top of the perchloroethylene coating and connected through the polyurethane adhesive.

Preferably, the thickness of the polyurea coating layer is 0.1-0.2 mm, the thickness of the phenolic resin layer is 0.15-0.35 mm, and the thickness of the perchloroethylene coating layer is 0.1-0.3 mm.

Preferably, the aluminum tripolyphosphate coating layer is located on the top of the zinc silicate coating layer and connected through a polyurethane adhesive, and the zinc silicate coating layer is located on the top of the graphene epoxy zinc-rich resin layer and connected through a polyurethane adhesive.

Preferably, the thickness of the aluminum tripolyphosphate coating layer is 0.1-0.3 mm, the thickness of the zinc silicate coating layer is 0.15-0.35 mm, and the thickness of the graphene epoxy zinc-rich resin layer is 0.2-0.4 mm.

(III) advantageous effects

Compared with the prior art, the utility model provides a corrosion-resistant aluminum sheet possesses following beneficial effect:

1. the utility model discloses an aluminum sheet body, flame retardant coating, polyurea dope layer, phenolic resin layer, perchloroethylene coating, anticorrosive coating, aluminium triphosphate dope layer, zinc silicate dope layer and graphite alkene epoxy zinc-rich resin layer's cooperation is used, has reached corrosion-resistant effectual advantage, and it is not good to have solved current aluminum sheet corrosion-resistant effect when using, and often the aluminum sheet is applied to different environment, and difficult the meeting is accompanied with corrosive liquids to the aluminum sheet can be corroded, influences aluminum sheet life's problem.

2. The utility model discloses a polyurea dope layer, polyurea dope layer have adhesive force strong, antifriction, hardness is strong, good thermal stability, ageing-resistant and anticorrosion.

3. The utility model discloses a phenolic resin layer, phenolic resin layer have high temperature resistant, have fine resistance to water, still be difficult for burning, and acid resistance is also better.

4. The utility model discloses a perchloroethylene coating, perchloroethylene coating have waterproof, anticorrosive, dampproofing and mould proof performance, have that accommodation is wide, weatherability, acid resistance, resistance to deformation, long service life and tensile strength are high.

5. The utility model discloses an aluminum tripolyphosphate dope layer, aluminum tripolyphosphate dope layer have extensive applicability, nontoxic, thermal stability is good, still have rust-resistant, anticorrosive and fire-retardant effect simultaneously.

6. The utility model discloses a zinc silicate dope layer, zinc silicate dope layer have that the durability is good, from the closure good, have fabulous corrosion-resistant, high temperature resistant, resistant time and ultraviolet ray ageing resistance.

7. The utility model discloses a rich zinc resin layer of graphite alkene epoxy, the rich zinc resin layer of graphite alkene epoxy have high heat-resisting, resistant oil, solvent-fast characteristic and high corrosion resisting property.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the fire barrier structure of the present invention;

fig. 3 is a cross-sectional view of the corrosion protection layer structure of the present invention.

In the figure: 1. an aluminum sheet body; 2. a fire barrier layer; 201. a polyurea coating layer; 202. a phenolic resin layer; 203. a perchloroethylene coating; 3. an anticorrosive layer; 301. an aluminum tripolyphosphate coating layer; 302. a zinc silicate coating layer; 303. graphene epoxy zinc-rich resin layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses an aluminum sheet body 1, flame retardant coating 2, polyurea dope layer 201, phenolic resin layer 202, perchloroethylene coating 203, anticorrosive coating 3, aluminium triphosphate dope layer 301, zinc silicate dope layer 302 and graphite alkene epoxy zinc-rich resin layer 303 part are the parts that general standard spare or the skilled person in the art know, and its structure and principle all are this technical staff and all can learn through the technical manual or learn through conventional experimental methods.

Referring to fig. 1-3, a corrosion-resistant aluminum sheet comprises an aluminum sheet body 1, the top of the aluminum sheet body 1 is connected with a fire-proof layer 2 through a polyurethane adhesive, the fire-proof layer 2 comprises a polyurea coating layer 201, a phenolic resin layer 202 and a perchloroethylene coating 203, the polyurea coating layer 201 is positioned on the top of the phenolic resin layer 202 and is connected through the polyurethane adhesive, the phenolic resin layer 202 is positioned on the top of the perchloroethylene coating 203 and is connected through the polyurethane adhesive, the thickness of the polyurea coating layer 201 is 0.1 mm-0.2 mm, the thickness of the phenolic resin layer 202 is 0.15 mm-0.35 mm, the thickness of the perchloroethylene coating 203 is 0.1 mm-0.3 mm, the polyurea coating layer 201 has strong adhesion, strong friction resistance, strong hardness, good thermal stability, aging resistance and corrosion resistance, the phenolic resin layer 202 has high temperature resistance and good water resistance, the coating 203 is waterproof, anticorrosive, moistureproof and mildewproof, has wide application range, weather resistance, acid resistance, deformation resistance, long service life and high tensile strength, the top of the fireproof layer 2 is connected with the anticorrosive layer 3 through a polyurethane adhesive, the anticorrosive layer 3 comprises an aluminum tripolyphosphate coating layer 301, a zinc silicate coating layer 302 and a graphene epoxy zinc-rich resin layer 303, the aluminum tripolyphosphate coating layer 301 is positioned on the top of the zinc silicate coating layer 302 and is connected through a polyurethane adhesive, the zinc silicate coating layer 302 is positioned on the top of the graphene epoxy zinc-rich resin layer 303 and is connected through a polyurethane adhesive, the aluminum tripolyphosphate coating layer 301 is 0.1-0.3 mm in thickness, the zinc silicate coating layer 302 is 0.15-0.35 mm in thickness, and the graphene epoxy zinc-rich resin layer 303 is 0.2-0.4 mm in thickness, through the aluminum tripolyphosphate coating layer 301, the aluminum tripolyphosphate coating layer 301 has wide applicability, no toxicity, good thermal stability, and simultaneously has antirust, anticorrosion and flame retardant effects, through the zinc silicate coating layer 302, the zinc silicate coating layer 302 has good durability, good self-sealing property, excellent corrosion resistance, high temperature resistance, weather resistance and ultraviolet light aging resistance, and through the graphene epoxy zinc-rich resin layer 303, the graphene epoxy zinc-rich resin layer 303 has high heat resistance, oil resistance, solvent resistance and high anticorrosion performance.

When in use, the top of the fireproof layer 2 is connected with an anticorrosive layer 3 through a polyurethane adhesive, the anticorrosive layer 3 comprises an aluminum tripolyphosphate coating layer 301, a zinc silicate coating layer 302 and a graphene epoxy zinc-rich resin layer 303, the aluminum tripolyphosphate coating layer 301 is arranged to have wide applicability, no toxicity and good thermal stability, and simultaneously has antirust, anticorrosion and flame-retardant effects, the zinc silicate coating layer 302 is arranged to have good durability and self-sealing property, and has excellent corrosion resistance, high temperature resistance, weather resistance and ultraviolet light aging resistance, the graphene epoxy zinc-rich resin layer 303 is arranged to have high heat resistance, oil resistance, solvent resistance and high anticorrosion performance, through the structural matching, the advantage of good anticorrosion effect is achieved, the problem that the existing aluminum sheet is poor in anticorrosion effect when in use, is often applied to different environments and is inevitably accompanied with corrosive liquids is solved, so that the aluminum sheet can be corroded to influence the service life of the aluminum sheet.

While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes can be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a corrosion-resistant aluminum sheet, includes aluminum sheet body (1), its characterized in that: the top of aluminum sheet body (1) is connected with flame retardant coating (2) through polyurethane adhesive, flame retardant coating (2) are including polyurea dope layer (201), phenolic resin layer (202) and perchloroethylene coating (203), the top of flame retardant coating (2) is connected with anticorrosive coating (3) through polyurethane adhesive, anticorrosive coating (3) are including aluminium triphosphate dope layer (301), zinc silicate dope layer (302) and graphite alkene epoxy zinc-rich resin layer (303).

2. A corrosion resistant aluminum sheet according to claim 1 wherein: the polyurea coating layer (201) is located on the top of the phenolic resin layer (202) and connected through a polyurethane adhesive, and the phenolic resin layer (202) is located on the top of the perchloroethylene coating layer (203) and connected through the polyurethane adhesive.

3. A corrosion resistant aluminum sheet according to claim 1 wherein: the thickness of the polyurea coating layer (201) is 0.1-0.2 mm, the thickness of the phenolic resin layer (202) is 0.15-0.35 mm, and the thickness of the perchloroethylene coating layer (203) is 0.1-0.3 mm.

4. A corrosion resistant aluminum sheet according to claim 1 wherein: the aluminum tripolyphosphate coating layer (301) is located on the top of the zinc silicate coating layer (302) and connected through a polyurethane adhesive, and the zinc silicate coating layer (302) is located on the top of the graphene epoxy zinc-rich resin layer (303) and connected through the polyurethane adhesive.

5. A corrosion resistant aluminum sheet according to claim 1 wherein: the thickness of the aluminum tripolyphosphate coating layer (301) is 0.1-0.3 mm, the thickness of the zinc silicate coating layer (302) is 0.15-0.35 mm, and the thickness of the graphene epoxy zinc-rich resin layer (303) is 0.2-0.4 mm.