CN212097826U

CN212097826U - Aluminum foil with good corrosion resistance for manufacturing keyboard

Info

Publication number: CN212097826U
Application number: CN202020672867.2U
Authority: CN
Inventors: 颜谋生
Original assignee: Chongqing Dawu Electronic Co ltd
Current assignee: Chongqing Dawu Electronic Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-08
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to an aluminium foil technical field just discloses an aluminium foil is used in keyboard manufacturing that corrosion resisting property is good, including aluminium foil basic unit, aluminium foil basic unit's top bonds and has the copper oxide layer, the top on copper oxide layer is provided with the vibration isolation layer, it has the polytetrafluoroethylene layer to fill between copper oxide layer and the vibration isolation layer. The utility model discloses a, cooperation through copper oxide layer and polytetrafluoroethylene layer, because the polytetrafluoroethylene layer is by the macromolecular compound that tetrafluoroethylene formed through polymerization, good chemical stability has, corrosion resistance, the leakproofness, high lubrication inadhesion nature, electrical insulation and good ageing resistance, the corrosion resistance at reinforcing aluminium foil basic unit top when using, through the vibration isolation layer, the cooperation of waterproof layer and protective layer, the reinforcing is protected the aluminium foil, possess the absorbed vibration, waterproof, stand wear and tear's effect, the shielding layer can play and keep apart static, improve the interference killing feature, the practicality of reinforcing aluminium foil when using, improve its life.

Description

Aluminum foil with good corrosion resistance for manufacturing keyboard

Technical Field

The utility model relates to an aluminium foil technical field specifically is an aluminium foil is used in keyboard manufacturing that corrosion resisting property is good.

Background

The thermoprinting material is characterized by that the thermoprinting effect of the foil is similar to that of pure silver foil thermoprinting, so that it is also called false silver foil, because the aluminium is soft in texture, good in ductility and silvery white gloss, if the calendered foil is mounted on the offset paper by using sodium silicate and other substances to make aluminium foil, it can be used for printing, but the aluminium foil is easily oxidized, and its colour is darkened, and its friction and touch can be faded, so that it is not suitable for thermoprinting book cover and cover, etc.

The aluminum foil for manufacturing the keyboard is poor in corrosion resistance, easy to cause reduction of service life due to corrosion and other reasons during use and poor in practicability, so that the aluminum foil for manufacturing the keyboard is good in corrosion resistance and is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an aluminium foil is used in keyboard manufacturing that corrosion resisting property is good possesses advantages such as corrosion resisting property is good, the protecting effect is good, and the ability of corrosion resistance who has solved the aluminium foil is poor, because corruption and other reasons cause life to reduce easily when using, the practicality is poor, the problem.

(II) technical scheme

For the purpose that realizes that above-mentioned corrosion protection performance is good, the protecting effect is good, the utility model provides a following technical scheme: the utility model provides an aluminium foil is used in manufacturing of keyboard that corrosion resisting property is good, includes aluminium foil basic unit, aluminium foil basic unit's top bonds there is the copper oxide layer, the top on copper oxide layer is provided with the vibration isolation layer, it has the polytetrafluoroethylene layer to fill between copper oxide layer and the vibration isolation layer, the top of vibration isolation layer bonds there is the shielding layer, the top of shielding layer bonds there is the waterproof layer, the top of waterproof layer bonds there is the protective layer.

Preferably, an adhesion layer is filled between the aluminum foil base layer and the copper oxide layer, the aluminum foil base layer and the copper oxide layer are bonded through the adhesion layer, and the raw material of the adhesion layer is phenolic resin.

Preferably, the copper oxide layer and the vibration isolation layer are provided with grooves which are distributed uniformly, the top and the bottom of the polytetrafluoroethylene layer are integrally formed with bumps, and the bumps extend into the grooves and contact with the inner walls of the grooves.

Preferably, the vibration isolation layer is internally provided with uniformly distributed elliptical cavities.

Preferably, the inner wall of the oval cavity is fixedly connected with the waveform particles.

Preferably, the shielding layer is made of polyimide.

Preferably, the first and second liquid crystal materials are,

(III) advantageous effects

Compared with the prior art, the utility model provides an aluminium foil for keyboard manufacturing that corrosion resisting property is good possesses following beneficial effect:

1. this aluminium foil is used in keyboard manufacturing that corrosion resisting property is good, cooperation through copper oxide layer and polytetrafluoroethylene layer, because the polytetrafluoroethylene layer is by the macromolecular compound that tetrafluoroethylene formed through polymerization, good chemical stability has, corrosion resistance, the leakproofness, high lubrication inadhesion nature, electrical insulation nature and good ageing resistance, the corrosion resistance at reinforcing aluminium foil basic unit top when using, through the vibration isolation layer, the cooperation of waterproof layer and protective layer, the reinforcing is protected the aluminium foil, possess the absorbed vibration, waterproof, stand wear and tear's effect, the shielding layer can play and keep apart static, improve the interference killing feature, the practicality of reinforcing aluminium foil when using, improve its life.

2. According to the aluminum foil for manufacturing the keyboard with good corrosion resistance, the aluminum foil base layer and the copper oxide layer are conveniently bonded through the adhesion layer, the structures are more firmly fixed, and the phenolic resin has good acid resistance, mechanical property and heat resistance.

3. This aluminium foil for keyboard manufacturing that corrosion resisting property is good, because the surface tension on polytetrafluoroethylene layer is less, so through the cooperation of lug and recess on the polytetrafluoroethylene layer, conveniently be connected with copper oxide layer and vibration isolation layer, guarantee can not slide the dislocation between layer upon layer.

4. This aluminium foil for keyboard manufacturing that corrosion resisting property is good can play certain damping effect to the impulsive force through certain buffering compression space of oval cavity based on the vibration-isolating layer, protects the aluminium foil basic unit.

5. The aluminum foil for manufacturing the keyboard with good corrosion resistance absorbs the impact force generated by deformation of the oval cavity through the waveform particles, and improves the buffer capacity of the vibration isolation layer.

6. The aluminum foil and Polyimide (PI) for manufacturing the keyboard with good corrosion resistance are one of organic polymer materials with the best comprehensive performance, can resist high temperature of more than 400 ℃, can be used at a temperature range of-200-300 ℃ for a long time, and have no obvious melting point and high insulating property on part.

Drawings

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

fig. 2 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. an aluminum foil base layer; 2. a copper oxide layer; 3. a vibration isolation layer; 4. a polytetrafluoroethylene layer; 5. a shielding layer; 6. a waterproof layer; 7. a protective layer; 8. an adhesion layer; 9. a groove; 10. a bump; 11. an elliptical cavity; 12. wave-shaped particles.

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.

Referring to fig. 1-2, an aluminum foil for manufacturing a keyboard with good corrosion resistance comprises an aluminum foil base layer 1, a copper oxide layer 2 is bonded on the top of the aluminum foil base layer 1, a vibration isolation layer 3 is arranged on the top of the copper oxide layer 2, a polytetrafluoroethylene layer 4 is filled between the copper oxide layer 2 and the vibration isolation layer 3, a shielding layer 5 is bonded on the top of the vibration isolation layer 3, a waterproof layer 6 is bonded on the top of the shielding layer 5, a protective layer 7 is bonded on the top of the waterproof layer 6, through the matching of the copper oxide layer 2 and the polytetrafluoroethylene layer 4, because the polytetrafluoroethylene layer 4 is a polymer compound polymerized by tetrafluoroethylene, the aluminum foil base layer 1 has excellent chemical stability, corrosion resistance, sealing property, high lubrication non-sticking property, electrical insulation property and good aging resistance, the corrosion resistance of the top of the aluminum foil base layer 1 is enhanced when in use, through the matching of the vibration isolation layer 3, the, the reinforcing protects the aluminium foil, possesses the effect of absorbed vibration, waterproof, stand wear and tear, and shielding layer 5 can play and keep apart static, improves the interference killing feature, strengthens the practicality of aluminium foil when using, improves its life.

Furthermore, an adhesion layer 8 is filled between the aluminum foil base layer 1 and the copper oxide layer 2, the aluminum foil base layer 1 and the copper oxide layer 2 are bonded through the adhesion layer 8, the raw material of the adhesion layer 8 is phenolic resin, the aluminum foil base layer 1 and the copper oxide layer 2 are conveniently bonded through the adhesion layer 8, the structures are fixed more firmly, and the phenolic resin has good acid resistance, mechanical property and heat resistance.

Further, equal recess 9 with the distribution is all seted up to the one side that copper oxide layer 2 is relative with vibration isolation layer 3, the top and the equal integrated into one piece in bottom on polytetrafluoroethylene layer 4 have lug 10, lug 10 extend to the inside of recess 9 and with the inner wall contact of recess 9, because polytetrafluoroethylene layer 4's surface tension is less, so through the cooperation of lug 10 and recess 9 on polytetrafluoroethylene layer 4, conveniently be connected with copper oxide layer 2 and vibration isolation layer 3, guarantee can not slide the dislocation between layer upon layer.

Further, the inside of vibration isolating layer 3 is provided with evenly distributed's oval cavity 11, through oval cavity 11 based on the certain buffering compression space of vibration isolating layer 3, can play certain damping effect to the impulsive force, protects aluminium foil base layer 1.

Furthermore, the inner wall of the elliptical cavity 11 is fixedly connected with the waveform particles 12, and the impact force generated by deformation of the elliptical cavity 11 is absorbed through the waveform particles 12, so that the buffering capacity of the vibration isolation layer 3 is improved.

Furthermore, the shielding layer 5 is made of Polyimide, sometimes abbreviated as PI, is one of organic polymer materials with the best comprehensive performance, can resist high temperature of more than 400 ℃, has a long-term use temperature range of-200-300 ℃, does not have obvious melting point at part and has high insulating property.

The working principle is as follows: through the cooperation on copper oxide layer 2 and polytetrafluoroethylene layer 4, because polytetrafluoroethylene layer 4 is by the macromolecular compound that tetrafluoroethylene formed through polymerization, good chemical stability has, corrosion resistance, the leakproofness, high lubrication inadhesion nature, electrical insulation and good ageing resistance, the corrosion resistance at reinforcing aluminium foil basic unit 1 top when using, through vibration isolation layer 3, waterproof layer 6 and protective layer 7's cooperation, the reinforcing protects the aluminium foil, possess the absorbed vibration, waterproof, stand wear and tear's effect, shielding layer 5 can play and keep apart static, improve the interference killing feature, the practicality of reinforcing aluminium foil when using, improve its life.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The aluminum foil with good corrosion resistance for manufacturing the keyboard comprises an aluminum foil base layer (1) and is characterized in that: the top of aluminium foil basic unit (1) bonds and has copper oxide layer (2), the top of copper oxide layer (2) is provided with vibration isolator (3), it has polytetrafluoroethylene layer (4) to fill between copper oxide layer (2) and vibration isolator (3), the top bonding of vibration isolator (3) has shielding layer (5), the top bonding of shielding layer (5) has waterproof layer (6), the top bonding of waterproof layer (6) has protective layer (7).

2. The aluminum foil for manufacturing a keypad having excellent corrosion resistance according to claim 1, wherein: an adhesion layer (8) is filled between the aluminum foil base layer (1) and the copper oxide layer (2), the aluminum foil base layer (1) and the copper oxide layer (2) are bonded through the adhesion layer (8), and the adhesion layer (8) is made of phenolic resin.

3. The aluminum foil for manufacturing a keypad having excellent corrosion resistance according to claim 1, wherein: the copper oxide layer (2) and the vibration isolation layer (3) are opposite to each other, grooves (9) which are distributed uniformly are formed in one side, bumps (10) are integrally formed at the top and the bottom of the polytetrafluoroethylene layer (4), and the bumps (10) extend to the inside of the grooves (9) and are in contact with the inner wall of the grooves (9).

4. The aluminum foil for manufacturing a keypad having excellent corrosion resistance according to claim 1, wherein: the vibration isolation layer (3) is internally provided with uniformly distributed elliptical cavities (11).

5. The aluminum foil for manufacturing a keypad having excellent corrosion resistance according to claim 4, wherein: the inner wall of the oval cavity (11) is fixedly connected with waveform particles (12).

6. The aluminum foil for manufacturing a keypad having excellent corrosion resistance according to claim 1, wherein: the shielding layer (5) is made of polyimide.