CN111606577A - Antibacterial tempered glass film and preparation method thereof - Google Patents
Antibacterial tempered glass film and preparation method thereof Download PDFInfo
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- CN111606577A CN111606577A CN202010481844.8A CN202010481844A CN111606577A CN 111606577 A CN111606577 A CN 111606577A CN 202010481844 A CN202010481844 A CN 202010481844A CN 111606577 A CN111606577 A CN 111606577A
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/012—Tempering or quenching glass products by heat treatment, e.g. for crystallisation; Heat treatment of glass products before tempering by cooling
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
- A01N59/16—Heavy metals; Compounds thereof
- A01N59/20—Copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
- C03C17/3602—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer
- C03C17/3644—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal the metal being present as a layer the metal being silver
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/34—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions
- C03C17/36—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal
- C03C17/38—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions at least one coating being a metal at least one coating being a coating of an organic material
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/11—Deposition methods from solutions or suspensions
- C03C2218/112—Deposition methods from solutions or suspensions by spraying
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Surface Treatment Of Glass (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention relates to an antibacterial tempered glass film and a preparation method thereof, wherein the preparation method comprises the following steps: cutting glass; then carrying out CNC fine carving to obtain a first semi-finished product; performing light sweeping treatment, and cleaning to obtain a second semi-finished product with a radian edge; carrying out toughening treatment, and cleaning to obtain a third semi-finished product; performing silk-screen printing to obtain a fourth semi-finished product; then carrying out antibacterial oiling treatment: firstly, spraying an inorganic antibacterial agent solution, drying, then spraying fingerprint-resistant oil, adding an organic-inorganic composite antibacterial agent into the fingerprint-resistant oil, baking and cleaning to obtain a fifth semi-finished product; and finally, gluing, defoaming, inspecting and packaging to obtain the antibacterial tempered glass film product. The antibacterial toughened glass film prepared by the process has broad-spectrum antibacterial and antiviral effects and long-acting antibacterial property.
Description
Technical Field
The invention relates to the technical field of production processes of toughened glass films, in particular to an antibacterial toughened glass film and a preparation method thereof.
Background
The toughened glass film consists of toughened glass and special AB double-sided adhesive tape, wherein the AB double-sided adhesive tape is based on PET, one side of the AB double-sided adhesive tape is silica gel, the other side of the AB double-sided adhesive tape is acrylic adhesive, the silica gel automatically exhausts and is attached to a mobile phone or a flat screen, and the acrylic adhesive is attached to the toughened glass. The toughened film has the following characteristics: firstly, the mobile phone or the tablet has high definition, and the light transmittance is 99% so as to ensure the original high-definition picture of the mobile phone or the tablet; the scratch-resistant pencil has 9H pencil hardness, has no influence on knife scraping, and has no scratch after being used for a long time; impact resistance, and a toughened film is broken after impact; the design is ultra-thin, the thickness is only 0.2-0.3mm, and the appearance is not influenced after the adhesive is attached to a mobile phone or a flat plate; fingerprint prevention; sixthly, automatic fitting.
However, with the popularization of mobile phones and tablets, the toughened film is contacted with the skin of hands, faces and the like of people and other objects in the living environment for a long time to be infected with bacteria, mites, viruses and the like, and in addition, the mobile phones and tablets can release heat in the using process, and the heat can provide a better living environment for the bacteria, the mites and the like so as to promote the breeding and propagation of the bacteria, the mites and the like; in addition, people using electronic products are gradually younger, children are curious about new things, and people feel eating hands after touching a mobile phone and a tablet, so that common and widely spread germs such as escherichia coli and staphylococcus aureus can hurt the bodies of the children, and the children cannot defend the children. Therefore, the antibacterial function is the most practical function, and the antibacterial toughened film is also urgently needed by the market.
Disclosure of Invention
In order to solve the technical problem that the toughened film is easy to breed and propagate bacteria, the antibacterial toughened glass film and the preparation method thereof are provided. The invention starts from the preparation process of the toughened film, solves the technical problem that the toughened film is easy to breed and propagate bacteria, and ensures that the prepared toughened film has permanent antibacterial property and has very good inhibition effect on bacteria and viruses.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the invention provides a preparation method of an antibacterial tempered glass film on one hand, which comprises the following steps:
s1, cutting the glass into a plurality of rectangular glasses;
s2, performing CNC (computer numerical control) engraving on the rectangular glass, further processing the rectangular glass into a shape matched with a mobile phone or a flat plate, and processing generated burrs to obtain a first semi-finished product;
s3, performing light sweeping treatment on the first semi-finished product, and cleaning to obtain a second semi-finished product with a radian edge;
s4, tempering the second semi-finished product, and cleaning to obtain a third semi-finished product;
s5, performing silk-screen printing treatment on the third semi-finished product to obtain a fourth semi-finished product;
s6, antibacterial oiling treatment: spraying an inorganic antibacterial agent solution on the fourth semi-finished product, drying, spraying fingerprint-resistant oil, adding an organic-inorganic composite antibacterial agent into the fingerprint-resistant oil, baking and cleaning to obtain a fifth semi-finished product;
and S7, gluing, defoaming, inspecting and packaging the fifth semi-finished product to obtain the antibacterial tempered glass film product.
Further, the cleaning is carried out by using a water-based industrial cleaning agent. The industrial cleaning agent for the optical glass sheets is relatively high in safety, low in volatility and very low in toxicity, such as WSG-100, WSG-130 and the like.
Further, the silk-screen printing process is to compound the third semi-finished product with colored plastic or aluminum alloy at the edge of the third semi-finished product to obtain a fourth semi-finished product with a colored edge.
Further, the inorganic antibacterial agent solution is one or more of nano silver water dispersion, nano zinc oxide water dispersion and nano cuprous oxide water dispersion; the content of the inorganic antibacterial agent in the inorganic antibacterial agent solution is 12000 ppm.
Further, the inorganic antibacterial agent is sprayed once or twice.
Further, the organic-inorganic composite antibacterial agent is powder, and the model is Andemet EVD; the content of the organic-inorganic composite antibacterial agent in the fingerprint oil is 1 wt% -6 wt%.
Further, the drying process after the inorganic antibacterial agent is sprayed is natural drying or drying at 80-120 ℃ for 15-30 min.
Further, the baking temperature is 145-155 ℃, and the baking time is 15-30 min. After the antibacterial oiling treatment, the coating needs to be baked for more than 15 minutes at high temperature for cleaning, otherwise, the effects of the coated antibacterial agent and the anti-fingerprint oil are easily weakened due to cleaning.
The invention also provides an antibacterial tempered glass film prepared by the method.
The beneficial technical effects are as follows: the invention starts from the preparation process of a toughened film, after toughening treatment and silk-screen printing, inorganic antibacterial agent is sprayed for one to two times, then anti-fingerprint oil containing organic-inorganic composite antibacterial agent is sprayed, the film obtained after spraying is very thin and basically does not influence light transmittance, the first antibacterial spraying can be perfectly supplemented by the second antibacterial anti-fingerprint oil spraying, because the antibacterial range of the inorganic antibacterial agent such as nano silver is limited, the second antibacterial anti-fingerprint oil spraying is carried out, the organic-inorganic antibacterial agent added in the anti-fingerprint oil has broad-spectrum antibacterial and antiviral effects, and the antibacterial toughened glass film prepared by the process has long-acting antibacterial property.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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 following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
Unless specifically stated otherwise, the numerical values set forth in these examples do not limit the scope of the invention. Techniques, methods known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that the terms "first", "second", "third", "fourth", "fifth", and the like are used to define the semi-finished product of each step, and are only used for naming the semi-finished product of each step, so as to facilitate understanding.
The inorganic antibacterial agent used in the following examples is a product of Beijing Chonggao nanometer technology GmbH, model Andemet CAG-12 nanometer silver water dispersion; the organic-inorganic composite antibacterial agent is a product of Beijing Chonggananotechnology GmbH, is prepared according to example 1 of Chinese patent application No. 200610114634.5 application of an inorganic/organic nano composite antibacterial agent and fiber products thereof, and is powdered organic-inorganic composite antibacterial agent with model of Andemeat EVD after the milky white suspension liquid obtained by preparation is dried. The above model is the internal number of the product by Beijing Chonggao nanometer technology Co.
Example 1
A preparation method of an antibacterial tempered glass film comprises the following steps:
s1, cutting the glass into a plurality of rectangular glasses;
s2, performing CNC (computer numerical control) engraving on the rectangular glass, further processing the rectangular glass into a shape matched with a mobile phone or a flat plate, and processing generated burrs to obtain a first semi-finished product;
s3, performing light sweeping treatment on the first semi-finished product, and cleaning by using a water-based industrial cleaning agent WSG-100 to obtain a second semi-finished product with a radian edge;
s4, tempering the second semi-finished product, and cleaning with a water-based industrial cleaning agent WSG-100 to obtain a third semi-finished product, wherein the tempering process comprises the following steps: heating the second semi-finished product to 700 ℃ and rapidly cooling, wherein the heating time and the cooling time can be adjusted by a person skilled in the art according to the thickness of the glass;
s5, performing silk-screen printing treatment on the third semi-finished product: compounding the third semi-finished product with resin or aluminum alloy with colors (black, white, and the like) at the edge of the third semi-finished product, wherein the compounding process comprises the following steps: placing the third semi-finished product into a mould, injecting resin or aluminum alloy on the back of the sheet of the third semi-finished product, and carrying out mould pressing, curing and forming to obtain a fourth semi-finished product with color (black, white and the like) edges;
s6, antibacterial oiling treatment: spraying nano silver dispersion liquid (Andemet CAG-12) on the fourth semi-finished product, drying for 20min at 100 ℃, spraying fingerprint-resistant oil, adding 6 wt% of organic-inorganic composite antibacterial agent powder (Andemet EVD), baking for 20min at 150 ℃, and cleaning with a water-based industrial cleaning agent WSG-100 to obtain a fifth semi-finished product;
wherein the fingerprint-resistant oil is an isopropanol solution of heptadecafluorodecyltriethoxysilane (with the content of 1-2 wt%);
and S7, attaching AB glue to the fifth semi-finished product, defoaming, inspecting the sheet, and packaging to obtain the antibacterial tempered glass film product. The AB glue generally has the brands of Nipa, Toyo, Korea TMS and the like, and the quality of the AB glue directly determines the adhering effect and the air exhausting effect of the toughened glass film on a mobile phone or a flat plate.
Example 2
A preparation method of an antibacterial tempered glass film comprises the following steps:
s1 to S5 are the same as in example 1;
s6, antibacterial oiling treatment: spraying the nano silver dispersion liquid (Andemet CAG-12) twice on the fourth semi-finished product, drying for 30min at 90 ℃, spraying fingerprint-resistant oil, adding 2 wt% of organic-inorganic composite antibacterial agent powder (Andemet EVD) into the fingerprint-resistant oil, baking for 15min at 145 ℃, and cleaning by using a water-based industrial cleaning agent WSG-130 to obtain a fifth semi-finished product; wherein the anti-fingerprint oil is commercial anti-fingerprint oil FMD-2201;
and S7, attaching AB glue to the fifth semi-finished product, defoaming, inspecting the sheet, and packaging to obtain the antibacterial tempered glass film product.
Example 3
A preparation method of an antibacterial tempered glass film comprises the following steps:
s1 to S5 are the same as in example 1;
s6, antibacterial oiling treatment: spraying the nano silver dispersion liquid (Andemet CAG-12) twice on the fourth semi-finished product, drying for 15min at 110 ℃, spraying fingerprint-resistant oil, adding 6 wt% of organic-inorganic composite antibacterial agent powder (Andemet EVD) into the fingerprint-resistant oil, baking for 30min at 155 ℃, and cleaning by using a water-based industrial cleaning agent WSG-100 to obtain a fifth semi-finished product; wherein the anti-fingerprint oil is commercial anti-fingerprint oil FMD-2201;
and S7, attaching AB glue to the fifth semi-finished product, defoaming, inspecting the sheet, and packaging to obtain the antibacterial tempered glass film product.
The antibacterial property test of the toughened film after the toughened film is wiped for 500 times at the same position by using an eraser in the above examples is used for evaluating the antibacterial performance use effect and the service life of the toughened film, the antibacterial property test is carried out according to the ISO22196-2011 standard, the antibacterial property test is mainly used for testing the antibacterial property of the toughened film, the antiviral property test is carried out according to the ISO21702-2019 standard, and the resistance test is mainly used for testing the influenza A H1N1 virus; the coating effect before and after wiping was evaluated by finger feel. The results are shown in Table 1.
TABLE 1 results of the Performance test of examples 1 to 3
As can be seen from Table 1, the antibacterial toughened glass film prepared by the process has broad-spectrum antibacterial and antiviral effects, and has good effect and long-acting antibacterial property.
After toughening treatment and silk-screen printing, the invention firstly carries out spraying of inorganic antibacterial agent for one to two times, and then carries out spraying of anti-fingerprint oil containing organic-inorganic composite antibacterial agent, the film obtained after spraying is very thin, the light transmittance is not influenced basically, and the first antibacterial spraying can be perfectly supplemented by the second spraying of the antibacterial anti-fingerprint oil.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The preparation method of the antibacterial tempered glass film is characterized by comprising the following steps of:
s1, cutting the glass into a plurality of rectangular glasses;
s2, performing CNC (computer numerical control) engraving on the rectangular glass, further processing the rectangular glass into a shape matched with a mobile phone or a flat plate, and processing generated burrs to obtain a first semi-finished product;
s3, performing light sweeping treatment on the first semi-finished product, and cleaning to obtain a second semi-finished product with a radian edge;
s4, tempering the second semi-finished product, and cleaning to obtain a third semi-finished product;
s5, performing silk-screen printing treatment on the third semi-finished product to obtain a fourth semi-finished product;
s6, antibacterial oiling treatment: spraying an inorganic antibacterial agent solution on the fourth semi-finished product, drying, spraying fingerprint-resistant oil, adding an organic-inorganic composite antibacterial agent into the fingerprint-resistant oil, baking and cleaning to obtain a fifth semi-finished product;
and S7, gluing, defoaming, inspecting and packaging the fifth semi-finished product to obtain the antibacterial tempered glass film product.
2. The method for preparing an antibacterial tempered glass film according to claim 1, wherein the cleaning is performed by using a water-based industrial cleaning agent.
3. The method for preparing an antibacterial tempered glass film as claimed in claim 1, wherein the silk-screen process is to compound the third semi-finished product with colored plastic or aluminum alloy at the edge thereof to obtain a fourth semi-finished product with colored edge.
4. The method for preparing the antibacterial tempered glass film according to claim 1, wherein the inorganic antibacterial agent solution is one or more of nano silver aqueous dispersion, nano zinc oxide aqueous dispersion and nano cuprous oxide aqueous dispersion; the content of the inorganic antibacterial agent in the inorganic antibacterial agent solution is 12000 ppm.
5. The method for manufacturing an antibacterial tempered glass film according to claim 4, wherein the spraying of the inorganic antibacterial agent is performed once or twice.
6. The method for preparing an antibacterial tempered glass film according to claim 1, wherein the organic-inorganic type composite antibacterial agent is powder of type Andemeat EVD; the content of the organic-inorganic composite antibacterial agent in the fingerprint oil is 1 wt% -6 wt%.
7. The method for preparing an antibacterial tempered glass film according to claim 1, wherein the drying process performed after the spraying of the inorganic antibacterial agent is natural drying or drying at 80-120 ℃ for 15-30 min.
8. The method for preparing an antibacterial tempered glass film according to claim 1, wherein the baking temperature is 145-155 ℃ and the baking time is 15-30 min.
9. An antibacterial tempered glass film prepared by the preparation method according to any one of claims 1 to 8.
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| CN202010481844.8A CN111606577B (en) | 2020-05-29 | 2020-05-29 | Antibacterial tempered glass film and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170144A (en) * | 2020-09-25 | 2021-01-05 | 蕲春广瑞电子科技有限公司 | Oil mist spraying process for preventing scratch of toughened film |
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2020
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| CN1736203A (en) * | 2005-09-01 | 2006-02-22 | 云南大学 | Compound antibacterial agent |
| US20080305153A1 (en) * | 2005-12-12 | 2008-12-11 | Qinhuangdao Yipeng Special Glass Co, Ltd | Antibacterial Sol-Gel Coating Solution, Method for Preparing Antibacterial Sol-Gel Coating Solution, Antibacterial Articles, and Method and Equipments for Preparing Antibacterial Articles |
| CN101189971A (en) * | 2006-11-20 | 2008-06-04 | 北京崇高纳米科技有限公司 | Inorganic/organic nano composite antibacterial agent and its fabric product application |
| CN101595880A (en) * | 2008-06-06 | 2009-12-09 | 比亚迪股份有限公司 | Complex antimicrobials and antimicrobial coating composition and antimicrobial coating material |
| CN106427116A (en) * | 2016-09-30 | 2017-02-22 | 浙江星星科技股份有限公司 | Anti-fingerprint glass panel having bactericidal function |
| CN110304838A (en) * | 2019-07-17 | 2019-10-08 | 北海市龙浩光电科技有限公司 | A kind of large scale cambered surface dizzy, anti-fingerprint glass cover-plate preparation method against sunshine |
| CN111170647A (en) * | 2020-01-14 | 2020-05-19 | 深圳市凯嘉威科技有限公司 | Production process of long-acting antibacterial anti-glare protective glass for touch screen |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112170144A (en) * | 2020-09-25 | 2021-01-05 | 蕲春广瑞电子科技有限公司 | Oil mist spraying process for preventing scratch of toughened film |
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| CN111606577B (en) | 2023-02-21 |
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