CN110629166A - Corrosion-resistant scratch-resistant metal film for electronic product and preparation method thereof - Google Patents
Corrosion-resistant scratch-resistant metal film for electronic product and preparation method thereof Download PDFInfo
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- CN110629166A CN110629166A CN201911056863.XA CN201911056863A CN110629166A CN 110629166 A CN110629166 A CN 110629166A CN 201911056863 A CN201911056863 A CN 201911056863A CN 110629166 A CN110629166 A CN 110629166A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/20—Metallic material, boron or silicon on organic substrates
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
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Abstract
The invention discloses a corrosion-resistant scratch-resistant metal film for an electronic product and a preparation method thereof, wherein the metal film is prepared from a plated film and the following metals: the metal comprises the following components in percentage by weight: nickel: 1-3%, titanium: 5-10%, copper: 6-8% of iron-aluminum alloy and inevitable impurities in balance; the coating is prepared from the following raw materials: the coating raw materials comprise the following components in parts by weight: 20-30 parts of graphene, 5-10 parts of polyester, 1-2 parts of resin, 1-2 parts of transparent indium tin oxide, 3-5 parts of silane coupling agent, 1 part of adhesive, 0.01-0.03 part of nano-particles, 7-9 parts of silanol and 5-7 parts of water; the mixture formed by mixing nickel, titanium, copper and iron-aluminum alloy is melted and evaporated at high temperature under the high vacuum state, the formed metal steam is precipitated on the surface of the coating film to form a metal film, so that the metal film can resist various acidic and alkaline corrosion, and the corrosion resistance and scratch resistance of the metal film are improved again by matching with the coating film.
Description
Technical Field
The invention belongs to the field of metal films, and particularly relates to a corrosion-resistant scratch-resistant metal film for an electronic product and a preparation method thereof.
Background
The electronic product is a related product based on electric energy, and mainly comprises: watches, smart phones, telephones, televisions, video disc players (VCD, SVCD, DVD), video recorders, camcorders, radios, radio cassettes, combination speakers, compact disc players (CD), computers, games, mobile communication products, and the like. The early products were named electronic products mainly based on electronic tubes. In the use process of electronic products, glass moves and changes needs to be plated with the metallic film, because the collision of external force, rubs, often can cause the damage of metallic film, and present metallic film is being scraped the back, often can form a trace of impression on the surface of metallized film, and people are when using, and the feel is not good, and simultaneously, the corruption of metallized film is the problem of growing day by day. Typically, the metallized film is formed as a sheet material having a total length I and a total width w. In some cases, the sheet material is subsequently slit to form a strip having a strip length I, a strip width w, wherein the total number x of strips multiplied by the strip width w is substantially equal to the total width w. The exposed portion of the metal layer having the metallized film along the outer edge of the length i of the strip is particularly susceptible to corrosion when exposed to components, and for this purpose, a corrosion resistant scratch resistant metal film for electronic products and a method of making the same are provided.
Disclosure of Invention
The invention aims to provide a corrosion-resistant scratch-resistant metal film for an electronic product and a preparation method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme: the corrosion-resistant scratch-resistant metal film for the electronic product is prepared from a plated film and the following metals:
the metal comprises the following components in percentage by weight: nickel: 1-3%, titanium: 5-10%, copper: 6-8% of iron-aluminum alloy and inevitable impurities in balance;
the coating is prepared from the following raw materials:
the coating raw materials comprise the following components in parts by weight: 20-30 parts of graphene, 5-10 parts of polyester, 1-2 parts of resin, 1-2 parts of transparent indium tin oxide, 3-5 parts of silane coupling agent, 1 part of adhesive, 0.01-0.03 part of nano-particles, 7-9 parts of silanol and 5-7 parts of water.
The invention also provides a preparation method of the corrosion-resistant scratch-resistant metal film of the electronic product, which comprises the following steps:
s1, preparing a coating film: the coating raw materials comprise the following components in parts by weight: 20-30 parts of graphene, 5-10 parts of polyester, 1-2 parts of resin, 1-2 parts of transparent indium tin oxide, 3-5 parts of silane coupling agent, 1 part of adhesive, 0.01-0.03 part of nano-particles, 7-9 parts of silanol and 5-7 parts of water;
s2, mixing the following components in percentage by weight: nickel: 1-3%, titanium: 5-10%, copper: 6-8% of iron-aluminum alloy and metal of inevitable impurities in balance to obtain a mixture;
s3, placing the mixture in a high vacuum state, and depositing the formed metal steam on the surface of the plated film through high-temperature melting and evaporation to form the corrosion-resistant scratch-resistant metal film.
Preferably: in S1, the method for preparing a plating film includes the steps of:
s11, placing the polyester and the resin in a horizontal stirrer, heating and stirring to obtain a primary coating material;
s12, stirring and mixing the primary raw material and the graphene in a horizontal stirrer for 30-45 minutes to obtain a coating material;
s13, adding the nano particles, silanol and water when the mixing time is 3-5 minutes;
s14, adding a silane coupling agent when the mixing time is 10-15 minutes;
s15, adding transparent indium tin oxide when the mixing time is 15-20 minutes;
s16, adding a binding agent when the mixing time is 25-35 minutes;
s17, extruding the coating material through a screw extruder at the temperature of 180-250 ℃ to cool the coating material to 40-50 ℃ to form a glassy sheet material with uniform thickness; and then the longitudinal stretching and the transverse stretching are simultaneously finished by biaxial stretching equipment at the temperature of 100-130 ℃, the longitudinal stretching multiple is 4-5, the transverse stretching multiple is 4-5, and then the film is subjected to heat setting at the temperature of 120-200 ℃ and cooled to the room temperature to obtain the film.
Preferably: in S2, when the mixture is mixed, a horizontal stirrer is used, the rotating speed is 200-300r/min, and the time is 5-8 min.
Preferably: in S3, when the mixture is melted and evaporated at high temperature, the heating temperature is 1600-1800 ℃, the heating rate is 100-200 ℃/min, and the time is 25-30 min.
Preferably: in S11, the mixing time of the polyester and the resin is 5-8min, the heating temperature is 200-300 ℃, and the rotating speed of the horizontal stirrer is 600-800 r/min.
Preferably: the nano particles are one or more of nano alumina, nano silicon dioxide and nano aluminum oxide.
Preferably: the polyester is any one or more of polyethylene terephthalate, polybutylene terephthalate and polyarylate.
Preferably: the resin is acrylic resin or polyvinyl chloride resin.
The invention has the technical effects and advantages that: compared with the prior art, the corrosion-resistant scratch-resistant metal film for the electronic product and the preparation method thereof provided by the invention have the following advantages:
firstly, a mixture formed by mixing nickel, titanium, copper and iron-aluminum alloy is melted and evaporated at high temperature under the high vacuum state, formed metal steam is precipitated on the surface of the coating film, and the formed metal film is resistant to various acidic and alkaline corrosion, and is matched with the coating film formed by stirring, mixing and extrusion molding of graphene, polyester, resin, transparent indium tin oxide, a silane coupling agent, an adhesive, nanoparticles, silanol and water, so that the corrosion resistance and the scratch resistance of the metal film are improved again;
secondly, polyester and resin are mixed to obtain a primary coating material, so that the metal film has elasticity, the corrosion resistance and the scratch-resistant effect of the metal film are improved, and then graphene is added, so that the metal film has extremely high thermal conductivity and excellent elasticity and rigidity, has better dispersibility and reactivity, and is mixed with nano particles, silanol and water, so that the mechanical property and the mechanical property of a product are further improved, particularly the corrosion resistance of the product is improved, and the corrosion resistance of the product is improved by more than one time;
and thirdly, adding a silane coupling agent to ensure that the nano particles and the primary coating material are dispersed more uniformly and the prepared metal film has more excellent performance, then adding transparent indium tin oxide which is transparent and slightly dark brown when being in a film shape, matching with an adhesive, extruding and forming by a screw extruder, and stretching longitudinally and transversely to obtain the coating which is corrosion-resistant, scratch-resistant, excellent in performance, simple in production process and low in cost.
Drawings
FIG. 1 is a flow chart of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the invention provides a corrosion-resistant scratch-resistant metal film for an electronic product, which is prepared from a plated film and the following metals:
the metal comprises the following components in percentage by weight: nickel: 1%, titanium: 5%, copper: 6 percent, the balance being iron-aluminum alloy and inevitable impurities;
the coating is prepared from the following raw materials:
the coating raw materials comprise the following components in parts by weight: 30 parts of graphene, 5 parts of polyester, 1 part of resin, 1 part of transparent indium tin oxide, 3 parts of silane coupling agent, 1 part of adhesive, 0.01-part of nano-particles, 7 parts of silanol and 5 parts of water.
The invention also provides a preparation method of the corrosion-resistant scratch-resistant metal film of the electronic product, which comprises the following steps of:
s1, preparing a coating film: the coating raw materials comprise the following components in parts by weight: 30 parts of graphene, 5 parts of polyester, 1 part of resin, 1 part of transparent indium tin oxide, 3 parts of silane coupling agent, 1 part of adhesive, 0.01 part of nano-particles, 7 parts of silanol and 5 parts of water;
s2, mixing the following components in percentage by weight: nickel: 1%, titanium: 5%, copper: 6 percent, the balance being iron-aluminum alloy and metal of inevitable impurities to obtain a mixture;
s3, placing the mixture in a high vacuum state, and depositing the formed metal steam on the surface of the plated film through high-temperature melting and evaporation to form the corrosion-resistant scratch-resistant metal film.
In this embodiment, specifically: in S1, the method for preparing a plating film includes the steps of:
s11, placing the polyester and the resin in a horizontal stirrer, heating and stirring to obtain a primary coating material;
s12, stirring and mixing the primary raw material and the graphene in a horizontal stirrer for 30 minutes to obtain a coating material;
s13, adding the nano particles, the silanol and the water when the mixing time is 3 minutes;
s14, adding a silane coupling agent when the mixing time is 10 minutes;
s15, adding transparent indium tin oxide when the mixing time is 15 minutes;
s16, adding a binding agent when the mixing time is 25 minutes;
s17, extruding the coating material through a screw extruder at the temperature of 180-250 ℃ to cool the coating material to 40 ℃ to form a glassy sheet material with uniform thickness; and then, under the condition of the temperature of 100 ℃, longitudinal stretching and transverse stretching are simultaneously completed through a biaxial stretching device, the longitudinal stretching ratio is 4, the transverse stretching ratio is 4, then, the film is subjected to heat setting at the temperature of 120 ℃, and is cooled to the room temperature, so that the film is obtained.
By adopting the technical scheme, polyester and resin are mixed to obtain a primary coating material, the metal film has elasticity, the corrosion resistance and the scratch-resistant effect of the metal film are improved, graphene is added, the high thermal conductivity and excellent elasticity and rigidity are achieved, the dispersibility and the reaction activity are good, the primary coating material is mixed with nano particles, silanol and water, the mechanical property and the mechanical property of a product are further improved, particularly the corrosion resistance of the product is improved, the corrosion resistance of the product is improved by more than one time, a silane coupling agent is added, the dispersion of the nano particles and the primary coating material is more uniform, the performance of the prepared metal film is more excellent, transparent indium tin oxide is added, the indium tin oxide is transparent and slightly dark brown when being in a film shape, is matched with an adhesive and is extruded and formed by a screw extruder, the obtained coating is corrosion resistant and scratch resistant through longitudinal and transverse stretching, and has the advantages of excellent performance, simple production process and low cost.
In this embodiment, specifically: in S2, the mixture was mixed by using a horizontal mixer at a rotation speed of 200r/min for 8 min.
By adopting the technical scheme, the mixing process of the mixture can be determined.
In this embodiment, specifically: in S3, when the mixture is melted and evaporated at a high temperature, the heating temperature is 1600 ℃, the heating rate is 100 ℃/min, and the time is 30 min.
In this embodiment, specifically: in S11, the mixing time of the polyester and the resin is 5min, the heating temperature is 300 ℃, and the rotating speed of the horizontal mixer is 800 r/min.
In this embodiment, specifically: the nano particles are one or more of nano alumina, nano silicon dioxide and nano aluminum oxide.
By adopting the technical scheme, any one or more of nano-alumina, nano-silicon dioxide and nano-alumina is matched, so that the nano-particles are more suitable for the metal film.
In this embodiment, specifically: the polyester is any one or more of polyethylene terephthalate, polybutylene terephthalate and polyarylate.
In this embodiment, specifically: the resin is acrylic resin or polyvinyl chloride resin.
By adopting the technical scheme, the acrylic resin or the polyvinyl chloride resin is hard resin, so that the corrosion resistance and the wear resistance of the metal film can be obviously improved.
Example two:
the invention also provides a method for preparing the corrosion-resistant scratch-resistant metal film of the electronic product, which is shown in the figure 1 and comprises the following steps of:
preparing a coating film: the coating raw materials comprise the following components in parts by weight: 25 parts of graphene, 7 parts of polyester, 1 part of resin, 1 part of transparent indium tin oxide, 4 parts of silane coupling agent, 1 part of adhesive, 0.02 part of nano-particles, 8 parts of silanol and 6 parts of water;
placing polyester and resin in a horizontal stirrer, heating and stirring to obtain a primary coating material, wherein the mixing time of the polyester and the resin is 6min, the heating temperature is 250 ℃, and the rotating speed of the horizontal stirrer is 700 r/min;
stirring and mixing the primary raw material and the graphene in a horizontal stirrer for 38 minutes to obtain a coating material;
adding the nanoparticles, silanol and water when the mixing time is 4 minutes;
adding a silane coupling agent when the mixing time is 12 minutes;
adding transparent indium tin oxide when the mixing time is 17 minutes;
adding a binding agent when the mixing time is 30 minutes;
extruding the coating material by a screw extruder at the temperature of 220 ℃ to cool the coating material to 45 ℃ to form a glassy sheet material with uniform thickness; then the film is stretched longitudinally and transversely by a biaxial stretching device at the temperature of 115 ℃, the longitudinal stretching ratio is 4, the transverse stretching ratio is 5, then the film is heat-set at the temperature of 160 ℃, cooled to room temperature, and the film is obtained
The weight percentages are as follows: nickel: 2%, titanium: 8%, copper: mixing 7 percent of metal with the balance of iron-aluminum alloy and inevitable impurities to obtain a mixture, wherein the rotating speed of the horizontal stirrer is 250r/min, and the time is 78 min;
s3, placing the mixture in a high vacuum state, and performing high-temperature melting evaporation at the heating temperature of 1700 ℃, the heating rate of 150 ℃/min and the time of 27min to form metal steam which is precipitated on the surface of the coating film to form the corrosion-resistant scratch-resistant metal film.
Example three:
the invention also provides a method for preparing the corrosion-resistant scratch-resistant metal film of the electronic product, which is shown in the figure 1 and comprises the following steps of:
preparing a coating film: the coating raw materials comprise the following components in parts by weight: 30 parts of graphene, 5 parts of polyester, 2 parts of resin, 2 parts of transparent indium tin oxide, 5 parts of silane coupling agent, 1 part of adhesive, 0.03 part of nano-particles, 9 parts of silanol and 7 parts of water;
placing polyester and resin in a horizontal stirrer, heating and stirring to obtain a primary coating material, wherein the mixing time of the polyester and the resin is 8min, the heating temperature is 200 ℃, and the rotating speed of the horizontal stirrer is 600 r/min;
stirring and mixing the primary raw material and the graphene in a horizontal stirrer for 45 minutes to obtain a coating material;
adding the nanoparticles, silanol and water when the mixing time is 5 minutes;
adding a silane coupling agent when the mixing time is 15 minutes;
adding transparent indium tin oxide when the mixing time is 20 minutes;
at 235 minutes of mixing time, add cement;
extruding the coating material by a screw extruder at the temperature of 250 ℃ to cool the coating material to 50 ℃ to form a glassy sheet material with uniform thickness; then the film is stretched longitudinally and transversely by a biaxial stretching device at the temperature of 130 ℃, the longitudinal stretching ratio is 5, the transverse stretching ratio is 5, then the film is heat-set at the temperature of 200 ℃, cooled to room temperature, and the film is obtained
The weight percentages are as follows: nickel: 3%, titanium: 10%, copper: 8 percent of the iron-aluminum alloy and the balance of metal of inevitable impurities are mixed to obtain a mixture, the rotating speed of the horizontal mixer is 300r/min, and the time is 8 min;
s3, placing the mixture in a high vacuum state, and performing high-temperature melting evaporation at a heating temperature of 1800 ℃, a heating rate of 200 ℃/min and a time of 30min to form metal steam which is precipitated on the surface of the coating film to form the corrosion-resistant scratch-resistant metal film.
The working principle is as follows: the mixture formed by mixing nickel, titanium, copper and iron-aluminum alloy is melted and evaporated at high temperature under the high vacuum state, the formed metal steam is precipitated on the surface of the coating film, the formed metal film enables the metal film to resist various acidic and alkaline corrosion, the coating film formed by stirring, mixing, extruding and forming graphene, polyester, resin, transparent indium tin oxide, silane coupling agent, adhesive, nano particles, silicon alcohol and water is matched, the corrosion resistance and scratch resistance of the metal film are improved again, the polyester and the resin are mixed to obtain the primary coating material, the metal film is elastic, the corrosion resistance and scratch resistance of the metal film are improved, then the graphene is added, the primary coating material has extremely high thermal conductivity and excellent elasticity and rigidity, and has better dispersibility and reactivity, and is mixed with the nano particles, the silicon alcohol and the water, the mechanical property and the mechanical property of the product are further improved, particularly, the anti-corrosion performance of the coating is improved by more than one time, then the silane coupling agent is added, so that the nano particles and the primary coating material are dispersed more uniformly, the performance of the prepared metal film is more excellent, then the transparent indium tin oxide is added, the indium tin oxide is transparent and slightly dark brown when being in a film shape, the indium tin oxide is matched with an adhesive, the indium tin oxide is extruded and formed by a screw extruder, and the obtained coating is anti-corrosion and anti-scraping and has excellent performance, simple production process and low cost after longitudinal and transverse stretching.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides an electronic product is corrosion-resistant prevents scraping metallic film which characterized in that: the metal film is prepared from a plated film and the following metals:
the metal comprises the following components in percentage by weight: nickel: 1-3%, titanium: 5-10%, copper: 6-8% of iron-aluminum alloy and inevitable impurities in balance;
the coating is prepared from the following raw materials:
the coating raw materials comprise the following components in parts by weight: 20-30 parts of graphene, 5-10 parts of polyester, 1-2 parts of resin, 1-2 parts of transparent indium tin oxide, 3-5 parts of silane coupling agent, 1 part of adhesive, 0.01-0.03 part of nano-particles, 7-9 parts of silanol and 5-7 parts of water.
2. The method for preparing the corrosion-resistant scratch-resistant metal film for the electronic product according to claim 1, comprising the following steps:
s1, preparing a coating film: the coating raw materials comprise the following components in parts by weight: 20-30 parts of graphene, 5-10 parts of polyester, 1-2 parts of resin, 1-2 parts of transparent indium tin oxide, 3-5 parts of silane coupling agent, 1 part of adhesive, 0.01-0.03 part of nano-particles, 7-9 parts of silanol and 5-7 parts of water;
s2, mixing the following components in percentage by weight: nickel: 1-3%, titanium: 5-10%, copper: 6-8% of iron-aluminum alloy and metal of inevitable impurities in balance to obtain a mixture;
s3, placing the mixture in a high vacuum state, and depositing the formed metal steam on the surface of the plated film through high-temperature melting and evaporation to form the corrosion-resistant scratch-resistant metal film.
3. The method of claim 2, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: in S1, the method for preparing a plating film includes the steps of:
s11, placing the polyester and the resin in a horizontal stirrer, heating and stirring to obtain a primary coating material;
s12, stirring and mixing the primary coating material and the graphene in a horizontal stirrer for 30-45 minutes to obtain a coating material;
s13, adding the nano particles, silanol and water when the mixing time is 3-5 minutes;
s14, adding a silane coupling agent when the mixing time is 10-15 minutes;
s15, adding transparent indium tin oxide when the mixing time is 15-20 minutes;
s16, adding a binding agent when the mixing time is 25-35 minutes;
s17, extruding the coating material through a screw extruder at the temperature of 180-250 ℃ to cool the coating material to 40-50 ℃ to form a glassy sheet material with uniform thickness; and then the longitudinal stretching and the transverse stretching are simultaneously finished by biaxial stretching equipment at the temperature of 100-130 ℃, the longitudinal stretching multiple is 4-5, the transverse stretching multiple is 4-5, and then the film is subjected to heat setting at the temperature of 120-200 ℃ and cooled to the room temperature to obtain the film.
4. The method of claim 2, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: in S2, when the mixture is mixed, a horizontal stirrer is used, the rotating speed is 200-300r/min, and the time is 5-8 min.
5. The method of claim 2, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: in S3, when the mixture is melted and evaporated at high temperature, the heating temperature is 1600-1800 ℃, the heating rate is 100-200 ℃/min, and the time is 25-30 min.
6. The method of claim 3, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: in S11, the mixing time of the polyester and the resin is 5-8min, the heating temperature is 200-300 ℃, and the rotating speed of the horizontal stirrer is 600-800 r/min.
7. The method of claim 2, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: the nano particles are one or more of nano alumina, nano silicon dioxide and nano aluminum oxide.
8. The method of claim 2, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: the polyester is any one or more of polyethylene terephthalate, polybutylene terephthalate and polyarylate.
9. The method of claim 2, wherein the step of preparing the anti-corrosion scratch-resistant metal film comprises the following steps: the resin is acrylic resin or polyvinyl chloride resin.
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