TWI480252B - Glass article and method for the same - Google Patents

Description

Glass product and manufacturing method thereof

The present invention relates to a glass article and a method of making the same.

The pattern on the surface of the glazing is generally produced by printing, but the printed pattern is easily faded or peeled off. In recent years, due to the environmentally friendly physical vapor deposition (PVD) technology and the fact that the film formed on the surface of the product is not easily peeled off, it is widely used in the industry. However, the pattern of the glass article produced by this method is not high in precision and is not conducive to the production of a pattern having a small size.

In view of the above, it is necessary to provide a method for fabricating a glass article having a simple process and high pattern precision.

In addition, it is necessary to provide a glass article obtained by the above production method.

A method of making a glass product, comprising the steps of:

Providing a glass substrate for ultrasonic cleaning of the surface of the substrate;

The glass substrate is attached to the photosensitive dry film and the masking film, and then exposed and developed to form a pattern region to be processed on the glass substrate;

Performing reactive ion etching on the pattern region on the glass substrate to form a recess;

Cleaning the glass substrate to remove residues in the grooves;

Varching the groove to form a pattern at the groove;

The photosensitive dry film and the masking film remaining on the surface of the substrate are washed with deplating syrup to form an inlaid glass article.

A glass article obtained by the above method, comprising a glass substrate, the glass substrate surface is formed with at least one groove, and the at least one groove is integrally arranged to form a pattern, and each of the grooves is correspondingly A coating is applied to form a patterned layer on the glass substrate.

Compared with the prior art, the manufacturing method of the glass article adopts the exposure developing technology and the reactive ion etching technology to form a groove on the glass substrate, so that the groove has high precision, for example, the width dimension of the groove can be realized. Between 1~2mm, and the dimensional accuracy can be controlled within 0.01mm and the depth is between 200~800nm. At the same time, the groove is painted with the baking paint technology, which makes the pattern on the glass surface have high precision, and at the same time, when baking paint The paint is sprayed according to the color requirement, so that a colorful and three-dimensional texture pattern is formed on the surface of the glass, and the paint is not easily peeled off in the groove of the glass surface; the preparation method is simple in process and strong in applicability.

The glass article 10 of the preferred embodiment of the present invention comprises a glass substrate 11 and a pattern layer 12 formed on the surface of the glass substrate 11. The glass substrate 11 is formed with at least one groove 112, and the at least one groove 112 can be a The self-patterned grooves or the plurality of grooves arranged in a pattern and integrally patterned may be fabricated according to the needs of forming the pattern layer 12. The pattern layer 12 is correspondingly filled in the recess 112 to form an integral pattern (not labeled) on the surface of the glass substrate 11. The outer surface of the pattern layer 12 is substantially flush with the outer surface of the glass substrate 11. According to the fine requirement of the pattern of the glass article 10, the width dimension of each groove 112 can be up to 1-2 mm, and the dimensional accuracy of the width is within 0.01 mm, that is, the tolerance of the width edge can be controlled to 0.01 mm when the groove of the width is made. Inside. The width of the pattern layer 12 correspondingly formed in each of the grooves 112 may also be 1 to 2 mm, and the dimensional accuracy of the width is within 0.01 mm; the depth of the groove 112 may be 300 to 400 nm, correspondingly formed in The thickness of the pattern layer 12 in each of the grooves 112 is 300 to 400 nm.

The method of manufacturing the glass article 10 includes the following steps:

S1: A glass substrate 11 is provided, and the surface of the glass substrate 11 is ultrasonically cleaned, and the substrate is ultrasonically cleaned with anhydrous ethanol or acetone to remove oil stain on the surface of the glass substrate 11.

S2: the glass substrate 11 is attached to the photosensitive dry film and the masking film, and then exposed and developed to form a pattern area to be processed; the specific process may be: attaching the photosensitive dry film to the surface of the cleaned glass substrate 11 by using a hot press filming machine And attaching a masking film on the surface of the photosensitive dry film, so that the surface of the photosensitive dry film only exposes the area to be exposed, the exposed area corresponds to the pattern area, and then the area to be exposed of the substrate is placed under illumination, the exposed The exposed area is exposed to form a pattern area to be processed, and then the pattern area is washed with a cleaning liquid to remove the residue formed after development of the photosensitive dry film.

S3: performing reactive ion etching (RIE) on the pattern region of the surface of the substrate to form a groove corresponding to the pattern region; the specific process may be: placing the substrate into the cavity of the RIE etching machine to maintain the pressure of the etching machine cavity at 5 Pa Left and right, the power of the RF power supply is 400W, the temperature of the reaction chamber is 40 ° C, and the surface temperature of the substrate is about 5 ° C. The etching gas is punched into the cavity, and the etching gas can be CF ₄ or NF ₃ . The gas etches the pattern region exposed on the surface of the substrate, and the gas does not react with the masking film, thereby forming a corresponding groove corresponding to the pattern region on the surface of the substrate. In this embodiment, the groove corresponding to the pattern region There may be one, two or more, and the grooves may be continuously distributed or discontinuously distributed. The etched glass substrate is subjected to deionized water spray and surface chemical ultrasonic cleaning to remove residues formed in the grooves. According to the needs of the pattern, each groove made by the method can have a width of 1 to 2 mm, and the dimensional accuracy of the width can be controlled within 0.01 mm and the depth can be 200 to 800 nm. S4: The paint is filled with the groove, and the specific process may be: preparing a paint of a desired color, spraying the paint on the groove by a centrifugal force electrostatic atomization device, and filling the paint into the groove to form a predetermined pattern. After spraying, the effect of spraying is detected and the defect area of the spraying is repaired, and then the glass substrate is baked, and the baking temperature is between 80 and 150 °C.

S5: The masking film and the photosensitive dry film remaining on the surface of the substrate are washed with deplating syrup, and the masking film and the photosensitive dry film are removed. Thus, the process of patterning the surface of the glass substrate is completed.

The method for manufacturing the glass product of the present invention can form the groove by applying the exposure and development technology of the conventional printed circuit board (PCB) in combination with the reactive ion etching technology to form a groove on the glass substrate, so that the groove has high precision and makes the groove The width can be achieved between 1~2mm, and the dimensional accuracy of the width can be controlled within 0.01mm and the depth is between 300~400nm. At the same time, the groove is painted in combination with the baking technology to make the pattern on the glass surface. With high precision. In addition, when the paint is painted, the paint can be sprayed according to the color requirement, so that a colorful and three-dimensional texture pattern is formed on the surface of the glass, and the paint is not easily peeled off in the groove of the glass surface. The method for manufacturing the glass product has the advantages of simple process, high pattern precision and strong applicability.

The manufacturing method of the glass product of the present invention can be applied to a casing of an electronic device or a window of an electronic device. Such as a window of an electronic device, the window is made of a glass substrate, such as plexiglass. The glass substrate can form a fine pattern on the surface by using the above-mentioned manufacturing method, and the pattern can be a trademark of the electronic device, etc., first forming a groove on the glass substrate by exposure and development technology combined with reactive ion etching technology, and then combining The baking technique fills the grooves with a coating to form a pattern. Thus, the width of each line of the pattern can be 1~2mm, and the dimensional accuracy of the width is within 0.01mm, and the thickness of the pattern can be 200~800nm.

10. . . Glass product

11. . . Glass substrate

112. . . Groove

12. . . Pattern layer

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic cross-sectional view of a glass article in accordance with a preferred embodiment of the present invention.

2 is a flow chart showing a method of patterning the surface of the glass article shown in FIG. 1.

10. . . Glass product

11. . . Glass substrate

112. . . Groove

12. . . Pattern layer

Claims (11)

A method of making a glass product, comprising the steps of:
Providing a glass substrate for ultrasonic cleaning of the surface of the glass substrate;
Attaching a photosensitive film and a masking film to the glass substrate, and then exposing and developing to form a pattern region to be processed on the glass substrate;
Performing reactive ion etching on the pattern region on the glass substrate to form a recess;
Cleaning the glass substrate to remove residues in the grooves;
Varching the groove to form a pattern at the groove;
The photosensitive dry film and the masking film remaining on the surface of the substrate are washed with deplating syrup to form an inlaid glass article. The method for producing a glass article according to claim 1, wherein the ultrasonic cleaning process comprises ultrasonically cleaning the substrate with anhydrous ethanol or acetone. The method for fabricating a glass article according to claim 1, wherein the process of forming the pattern region to be processed comprises: attaching the photosensitive dry film to a surface of the glass substrate by using a hot press film applicator, and attaching the mask film On the surface of the photosensitive dry film, the surface of the photosensitive dry film is exposed only to the area to be exposed, and the exposed area corresponds to the pattern area, and the exposed area is exposed and washed. The method for producing a glass article according to claim 1, wherein the pattern region is etched by gas etching. The method for fabricating a glass article according to claim 4, wherein the gas etching comprises providing an etching machine, the etching chamber pressure is maintained at about 5 Pa, the RF power is 400 W, and the reaction chamber temperature is 40 ° C. The surface temperature of the substrate was 5 °C. The method for producing a glass article according to claim 5, wherein the etching gas punched in the etching machine is CF4 or NF3. The method for manufacturing a glass article according to claim 1, wherein the process of baking the groove comprises preparing a paint, spraying the paint into the groove by a centrifugal force electrostatic atomization device, detecting and refinishing the paint after spraying, and then The substrate is baked. The method for producing a glass article according to claim 7, wherein the baking temperature is between 80 and 150 °C. A glass article produced by the manufacturing method according to any one of claims 1 to 8, comprising a glass substrate, wherein the glass substrate has at least one groove formed on the surface thereof, the at least one groove The overall arrangement forms a pattern, and each of the grooves is correspondingly filled with a coating to form a pattern layer on the glass substrate. The glass article of claim 9, wherein each of the grooves has a width dimension of 1 to 2 mm, a groove depth of 200 to 800 nm, and a width dimension accuracy of 0.01 mm. The glass article of claim 9, wherein the glass article is a window of an electronic device, correspondingly formed in each of the grooves, the width of the pattern layer is 1~2 mm, and the depth is 200~ 800nm, and the dimensional accuracy of the width is within 0.01mm.