阅读说明：本技术 彩釉镀膜玻璃的制备方法 (Preparation method of colored glaze coated glass ) 是由 阮洋 高江 吕登富 于 2021-09-06 设计创作，主要内容包括：本发明提供了一种彩釉镀膜玻璃的制备方法,包括步骤如下：S1对玻璃的至少一个表面进行活化处理,对玻璃活化处理后的表面进行印刷；S2印刷后的玻璃在100-200℃下放置30-60min,送至钢化炉中,进行加热钢化,获得彩釉钢化玻璃；S3对彩釉钢化玻璃具有彩釉的表面进行镀膜,获得彩釉镀膜玻璃。本发明相对于现有技术,通过对玻璃进行表面活化,提高玻璃与彩釉之间的附着力,进而提高彩釉镀膜玻璃的使用寿命。(The invention provides a preparation method of colored glaze coated glass, which comprises the following steps: s1, performing activation treatment on at least one surface of the glass, and printing the surface after the activation treatment of the glass; s2, placing the printed glass at the temperature of 100-200 ℃ for 30-60min, and sending the glass to a toughening furnace for heating and toughening to obtain colored glaze toughened glass; s3, coating the surface of the colored glaze toughened glass with the colored glaze to obtain the colored glaze coated glass. Compared with the prior art, the surface activation method has the advantages that the surface activation is carried out on the glass, the adhesive force between the glass and the colored glaze is improved, and the service life of the colored glaze coated glass is further prolonged.)

1. The preparation method of the colored glaze coated glass is characterized by comprising the following steps:

s1, performing activation treatment on at least one surface of the glass, and printing the surface after the activation treatment of the glass;

s2, placing the printed glass at the temperature of 100-200 ℃ for 30-60min, and sending the glass to a toughening furnace for heating and toughening to obtain colored glaze toughened glass;

s3, coating the surface of the colored glaze toughened glass with the colored glaze to obtain the colored glaze coated glass.

2. The method for preparing the colored glaze coated glass according to claim 1, wherein the glass in the S1 further comprises a pretreatment process:

s101, selecting a glass original sheet, and cutting the glass original sheet to obtain glass with a target size;

s102, edging and cleaning the obtained glass.

3. The method for preparing colored glaze coated glass according to claim 1, wherein the activation treatment in S1 is a hydroxyl group activation treatment on the surface of the glass.

4. The preparation method of the colored glaze coated glass according to claim 2, wherein the surface hydroxyl activation treatment of the glass is specifically as follows:

s103, putting glass into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 1-2 hr;

s104, taking the soaked glass, drying the glass by blowing, and washing the glass by water until the water after the glass is washed is neutral;

s105, placing the glass in an inert gas environment for blow-drying to obtain the activated glass.

5. The method for preparing colored glaze coated glass according to claim 2, wherein the printing ink used in the step S1 is water-based colored glaze glass printing ink.

6. The method for preparing the colored glaze coated glass according to claim 5, wherein the water-based colored glaze glass ink comprises the following raw materials in parts by weight: 50-70 parts of glass-based glaze, 10-15 parts of colorant and 20-40 parts of varnish, wherein the glass-based glaze comprises the following raw materials in parts by weight: 30-50 parts of glass powder, 5-10 parts of potassium carbonate, 2-5 parts of lithium carbonate, 0.5-3 parts of tin oxide and 0.5-3 parts of silicon oxide.

7. The method for preparing colored glaze coated glass according to claim 6, wherein the glass powder is surface hydroxyl activated glass powder.

8. The method for preparing the colored glaze coated glass according to claim 7, wherein the surface hydroxyl activation treatment of the glass powder comprises the following steps:

s401, washing glass powder with water, placing the washed glass powder in ethanol, soaking for 1-3min, taking out and drying;

s402, putting the dried glass powder into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 10-30 min;

s403, taking the soaked glass powder, and washing the glass powder with water until the water after the glass powder is washed is neutral;

s404, drying the glass powder at 40-50 ℃ in an inert gas environment to obtain activated glass powder.

9. The method for preparing the colored glaze coated glass according to claim 1, wherein the coating is a chemical vapor deposition method.

10. The method for preparing the colored glaze coated glass according to claim 1, wherein the heating and tempering conditions are as follows: heating at 600-700 deg.C for 60-90 s/mm, and rapidly cooling to room temperature to complete the heating and toughening process.

Technical Field

The invention relates to coated glass, in particular to a preparation method of colored glaze coated glass.

Background

During the production process of the glass, the coated glass with various optical properties can be formed by coating the surface of the glass. And the coating film may be composed of one or more layers of metal, alloy or metal compound films. The colored glaze coated glass is one kind of coated glass, and is produced through printing inorganic glaze onto the surface of glass, stoving, toughening or thermalization to sinter the glaze onto the surface of glass, and coating to obtain wear-resisting and acid and alkali resisting decorative glass product. The colored glaze coated glass is popular with consumers due to the functionality and the decoration. However, the existing colored glaze coated glass has poor adhesion between the colored glaze and the glass, and is easy to damage after being used for a long time in an outdoor environment, thereby damaging a coated film.

Disclosure of Invention

The invention provides a preparation method of colored glaze coated glass, which aims to improve the adhesive force between colored glaze and glass.

The invention provides a preparation method of colored glaze coated glass, which comprises the following steps:

s1, performing activation treatment on at least one surface of the glass, and printing the surface after the activation treatment of the glass;

s2, placing the printed glass at the temperature of 100-200 ℃ for 30-60min, and sending the glass to a toughening furnace for heating and toughening to obtain colored glaze toughened glass;

s3, coating the surface of the colored glaze toughened glass with the colored glaze to obtain the colored glaze coated glass.

Further, the glass in the step S1 further comprises a pretreatment process:

s101, selecting a glass original sheet, and cutting the glass original sheet to obtain glass with a target size;

s102, edging and cleaning the obtained glass.

Further, the activation treatment in S1 is a glass surface hydroxyl group activation treatment.

Further, the glass surface hydroxyl activation treatment specifically comprises the following steps:

s103, putting glass into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 1-2 hr;

s104, taking the soaked glass, drying the glass by blowing, and washing the glass by water until the water after the glass is washed is neutral;

s105, placing the glass in an inert gas environment for blow-drying to obtain the activated glass.

Further, the ink used for printing in S1 is an aqueous colored glaze glass ink.

Furthermore, the water-based colored glaze glass ink comprises the following raw materials in parts by weight: 50-70 parts of glass-based glaze, 10-15 parts of colorant and 20-40 parts of varnish, wherein the glass-based glaze comprises the following raw materials in parts by weight: 30-50 parts of glass powder, 5-10 parts of potassium carbonate, 2-5 parts of lithium carbonate, 0.5-3 parts of tin oxide and 0.5-3 parts of silicon oxide.

Further, the glass powder is surface hydroxyl activation treatment glass powder.

Further, the surface hydroxyl group activation treatment of the glass frit comprises:

s401, washing glass powder with water, placing the washed glass powder in ethanol, soaking for 1-3min, taking out and drying;

s402, putting the dried glass powder into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 10-30 min;

s403, taking the soaked glass powder, and washing the glass powder with water until the water after the glass powder is washed is neutral;

s404, drying the glass powder at 40-50 ℃ in an inert gas environment to obtain activated glass powder.

Further, the coating is a chemical vapor deposition method.

Further, the heating and toughening conditions are as follows: heating at 600-700 deg.C for 60-90 s/mm, and rapidly cooling to room temperature to complete the heating and toughening process.

Compared with the prior art, the surface activation method has the advantages that the surface activation is carried out on the glass, the adhesive force between the glass and the colored glaze is improved, and the service life of the colored glaze coated glass is further prolonged.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

The preparation method of the colored glaze coated glass in the embodiments 1 and 2 comprises the following steps:

step 1: selecting a glass original sheet, and cutting the glass original sheet to obtain glass with a target size;

step 2: the glass obtained was subjected to edge grinding and washing.

And step 3: putting glass into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 1-2 hr; taking the soaked glass, and blowingDrying and washing with water until the water after glass cleaning is neutral; drying the glass in an inert gas environment to obtain activated glass (the water contact angle of the activated glass is obviously reduced), and printing the surface of the activated glass (the printing glaze surface is a dot pattern);

and 4, step 4: placing the printed glass at the temperature of 100-;

and 5: and coating the surface of the colored glaze toughened glass with the colored glaze to obtain the colored glaze coated glass.

Wherein, the coating is a chemical vapor deposition method, and the heating and tempering conditions are as follows: heating at 600-700 deg.C for 60 s/mm, and rapidly cooling to room temperature to complete the heating and toughening process.

The preparation method of the colored glaze coated glass of the comparative examples 1 and 2 comprises the following steps:

step 1: selecting a glass original sheet, and cutting the glass original sheet to obtain glass with a target size;

step 2: the glass obtained was subjected to edge grinding and washing.

And step 3: printing the glass surface (printing glaze is a dot pattern);

and 4, step 4: placing the printed glass at the temperature of 100-;

and 5: and coating the surface of the colored glaze toughened glass with the colored glaze to obtain the colored glaze coated glass.

Wherein, the coating is a chemical vapor deposition method, and the heating and tempering conditions are as follows: heating at 600-700 deg.C for 60 s/mm, and rapidly cooling to room temperature to complete the heating and toughening process.

Example 1

The water-based colored glaze glass ink in the embodiment 1 of the invention comprises the following raw materials in parts by weight: 50 parts of glass-based glaze, 10 parts of colorant and 20 parts of varnish, wherein the glass-based glaze comprises the following raw materials in parts by weight: 30 parts by weight of glass powder, 5 parts by weight of potassium carbonate, 2 parts by weight of lithium carbonate, 3 parts by weight of tin oxide and 0.5 part by weight of silicon oxide.

Example 2

The water-based colored glaze glass ink in the embodiment 2 of the invention comprises the following raw materials in parts by weight: 50 parts of glass-based glaze, 10 parts of colorant and 20 parts of varnish, wherein the glass-based glaze comprises the following raw materials in parts by weight: 30 parts by weight of glass powder, 5 parts by weight of potassium carbonate, 2 parts by weight of lithium carbonate, 3 parts by weight of tin oxide and 0.5 part by weight of silicon oxide.

Wherein the glass powder is surface hydroxyl activated glass powder.

The surface hydroxyl activation treatment of the glass powder comprises the following steps:

s401, washing glass powder with water, placing the washed glass powder in ethanol, soaking for 1min, taking out and drying;

s402, putting the dried glass powder into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 10 min;

s403, taking the soaked glass powder, and washing the glass powder with water until the water after the glass powder is washed is neutral;

s404, drying the glass powder at 40-50 ℃ in an inert gas environment to obtain activated glass powder.

Comparative example 1

Comparative example 1 the aqueous colored glaze glass ink of the present invention comprises the following raw materials in parts by weight: 50 parts of glass-based glaze, 10 parts of colorant and 20 parts of varnish, wherein the glass-based glaze comprises the following raw materials in parts by weight: 30 parts by weight of glass powder, 5 parts by weight of potassium carbonate, 2 parts by weight of lithium carbonate, 3 parts by weight of tin oxide and 0.5 part by weight of silicon oxide.

Comparative example 2

The water-based colored glaze glass printing ink of the comparative example 2 comprises the following raw materials in parts by weight: 50 parts of glass-based glaze, 10 parts of colorant and 20 parts of varnish, wherein the glass-based glaze comprises the following raw materials in parts by weight: 30 parts by weight of glass powder, 5 parts by weight of potassium carbonate, 2 parts by weight of lithium carbonate, 3 parts by weight of tin oxide and 0.5 part by weight of silicon oxide.

Wherein the glass powder is surface hydroxyl activated glass powder.

The surface hydroxyl activation treatment of the glass powder comprises the following steps:

s401, washing glass powder with water, placing the washed glass powder in ethanol, soaking for 1min, taking out and drying;

s402, putting the dried glass powder into concentrated sulfuric acid solution, and introducing O₃Soaking at 90-100 deg.C for 10 min;

s403, taking the soaked glass powder, and washing the glass powder with water until the water after the glass powder is washed is neutral;

s404, drying the glass powder at 40-50 ℃ in an inert gas environment to obtain activated glass powder.

The performance tests of examples 1 and 2 of the present invention and comparative examples 1 and 2 were carried out by the following methods:

taking the scraper at 2 x 10⁴The pressure of Pa was pressed against the glazed side of the glass and the glass was scratched repeatedly 20 times to observe the integrity of the glazed side of the glass as shown in the table below.

Compared with the comparative example 1, the glass surface of the examples 1 and 2 of the invention is activated to improve the adhesive force between the glass and the ink, so that the ink can be tightly combined with the glass in the heating glazing process to improve the adhesive force. In contrast to comparative examples 2 and 1, in example 2 of the present invention, the adhesion between the ink and the glass surface is effectively improved by activating both the glass surface and the glass powder, and the service life of the colored glaze coated glass is further improved.

Finally, it should be noted that the above-mentioned embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the modifications and equivalents of the specific embodiments of the present invention can be made by those skilled in the art after reading the present specification, but these modifications and variations do not depart from the scope of the claims of the present application.