阅读说明：本技术 一种哑光玻璃瓷及其制备方法 (Matte glass ceramic and preparation method thereof ) 是由 李伟达 于 2021-09-09 设计创作，主要内容包括：本发明公开了一种哑光玻璃瓷及其制备方法,在所述玻璃瓷的坯体表面喷涂无光透明釉料,所述无光透明釉料包括以下按重量百分比的原料：石英砂50～60％、方解石5～10％、纯碱15～25％、氧化铝1～3％和白云石粉15～20％。本发明的哑光玻璃瓷是在坯体表面喷涂无光透明釉料,该釉料在熔融状态呈现无光泽的同时保持透明,本发明无需采用酸洗工艺即可实现玻璃瓷制品表面无光的目的,而且不影响制品本身的颜色和质感。该哑光玻璃瓷的制备方法步骤简单,釉料熔融温度范围与玻璃瓷制品的烧成温度相适应,不损害加工坯体表面的结构,而且还能使玻璃瓷表面防污。(The invention discloses a matte glass porcelain and a preparation method thereof, wherein a matte transparent glaze is sprayed on the surface of a blank body of the glass porcelain, and the matte transparent glaze comprises the following raw materials in percentage by weight: 50-60% of quartz sand, 5-10% of calcite, 15-25% of soda ash, 1-3% of alumina and 15-20% of dolomite powder. The matte glass porcelain is prepared by spraying a matte transparent glaze material on the surface of a blank, wherein the glaze material is matte in a molten state and keeps transparent. The preparation method of the matte glass porcelain has simple steps, the melting temperature range of the glaze is adapted to the firing temperature of the glass porcelain product, the structure of the surface of a processed blank body is not damaged, and the surface of the glass porcelain can be prevented from fouling.)

1. The matte glass porcelain is characterized in that a matte transparent glaze is sprayed on the surface of a blank body of the glass porcelain, and the matte transparent glaze comprises the following raw materials in percentage by weight: 50-60% of quartz sand, 5-10% of calcite, 15-25% of soda ash, 1-3% of alumina and 15-20% of dolomite powder.

2. The matt glass-ceramic as claimed in claim 1, wherein the matt transparent glaze comprises the following raw materials in percentage by weight: 50-55% of quartz sand, 5-8% of calcite, 20-25% of soda ash, 2-3% of alumina and 15-20% of dolomite powder.

3. The matt glass-ceramic as claimed in claim 1, wherein the matt transparent glaze comprises the following raw materials in percentage by weight: 52% of quartz sand, 8% of calcite, 21% of soda ash, 3% of alumina and 16% of dolomite powder.

4. The matt glass-ceramic as claimed in claim 1, wherein the matt transparent glaze comprises the following raw materials in percentage by weight: 55% of quartz sand, 5% of calcite, 23% of soda ash, 2% of alumina and 15% of dolomite powder.

5. The matt glass-ceramic as claimed in claim 1, wherein the matt transparent glaze comprises the following raw materials in percentage by weight: 58% of quartz sand, 10% of calcite, 15% of soda ash, 2% of alumina and 15% of dolomite powder.

6. The matt glass-ceramic as claimed in claim 1, wherein the matt transparent glaze comprises the following raw materials in percentage by weight: 50% of quartz sand, 10% of calcite, 19% of soda ash, 1% of alumina and 20% of dolomite powder.

7. The matt glass-ceramic as claimed in claim 1, wherein the process for the preparation of the matt transparent glaze comprises the following steps: the quartz sand, calcite, soda, alumina and dolomite powder with the formula ratio are ball-milled and melted to obtain the matt transparent glaze.

8. The matte glass-ceramic according to claim 7, wherein the preparation method of the matt transparent glaze has a melting temperature of 980-1000 ℃.

9. The method for preparing the matte glass-ceramic according to any one of claims 1 to 8, which is characterized by comprising the following steps: spraying the matt transparent glaze on the surface of the blank, and forming a matt transparent layer on the surface of the blank after firing; wherein the firing temperature is 980-1000 ℃.

Technical Field

The invention relates to the technical field of glaze, in particular to a matte glass ceramic and a preparation method thereof.

Background

In recent years, the 'glass porcelain' mosaic products which are popular in the market have the advantages that the surface gloss of the glass porcelain products can not achieve the 'pure matte' (dull) effect all the time due to the vitreous characteristics of the material components;

in order to meet the requirement of customers on pure matte surface of products, most manufacturers generally adopt an acid pickling method to treat the surface of the glass porcelain, namely: and soaking the high-brightness product in the product in an acid solution for pickling to corrode the surface structure. The acid washing process has the defects of environmental protection, no pollution, and high cost.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide the glass porcelain, wherein the surface of a glass porcelain blank body is sprayed with a matt transparent glaze to form a matt transparent layer, so that the completely matt appearance is realized, and the color and texture of the product are not influenced. The invention also aims to provide a preparation method of the glass porcelain, wherein a matt transparent glaze is sprayed on the surface of a blank, and the melting temperature range of the glaze is adapted to the firing temperature of a glass porcelain product to be processed.

One of the purposes of the invention is realized by adopting the following technical scheme:

the matte glass porcelain is characterized in that a matte transparent glaze is sprayed on the surface of a blank body of the glass porcelain, and the matte transparent glaze comprises the following raw materials in percentage by weight: 50-60% of quartz sand, 5-10% of calcite, 15-25% of soda ash, 1-3% of alumina and 15-20% of dolomite powder.

Further, the matt transparent glaze comprises the following raw materials in percentage by weight: 50-55% of quartz sand, 5-8% of calcite, 20-25% of soda ash, 2-3% of alumina and 15-20% of dolomite powder.

Still further, the matt transparent glaze comprises the following raw materials in percentage by weight: 52% of quartz sand, 8% of calcite, 21% of soda ash, 3% of alumina and 16% of dolomite powder.

Further, the matt transparent glaze comprises the following raw materials in percentage by weight: 55% of quartz sand, 5% of calcite, 23% of soda ash, 2% of alumina and 15% of dolomite powder.

Still further, the matt transparent glaze comprises the following raw materials in percentage by weight: 58% of quartz sand, 10% of calcite, 15% of soda ash, 2% of alumina and 15% of dolomite powder.

Further, the matt transparent glaze comprises the following raw materials in percentage by weight: 50% of quartz sand, 10% of calcite, 19% of soda ash, 1% of alumina and 20% of dolomite powder.

Still further, the preparation method of the matt transparent glaze comprises the following steps: the quartz sand, calcite, soda, alumina and dolomite powder with the formula ratio are ball-milled and melted to obtain the matt transparent glaze. Wherein, the technological parameters of ball milling are as follows: ball: the mass ratio of water is 1: 2: 0.4-0.5, and the melting temperature is 980-1000 ℃.

Further, the preparation method of the matt transparent glaze has the melting temperature of 980-1000 ℃.

The second purpose of the invention is realized by adopting the following technical scheme:

the preparation method of the matte glass ceramic comprises the following steps: spraying the matt transparent glaze on the surface of the blank, and forming a matt transparent layer on the surface of the blank after firing; wherein the firing temperature is 980-1000 ℃.

Compared with the prior art, the invention has the beneficial effects that:

(1) the matte glass porcelain is prepared by spraying a matte transparent glaze material on the surface of a blank, wherein the glaze material is matte in a molten state and keeps transparent.

(2) The matt transparent glaze used for the matt glass porcelain is prepared by mixing quartz sand, calcite, soda ash, alumina and dolomite powder according to the formula amount, then performing ball milling, and then performing melting. The preparation method has simple steps, and the melting temperature range of the glaze is adapted to the firing temperature of the glass ceramic product, so that the structure of the surface of the processed blank is not damaged.

(3) The preparation method of the matte glass porcelain comprises the following steps: after the green body is obtained, spraying a matt transparent glaze on the surface of the green body, and firing the green body and the matt transparent glaze at a high temperature to obtain the glass porcelain, wherein the firing temperature is kept consistent with the melting temperature of the glaze, so that the surface of the glass porcelain is covered by transparent and matt glass, the purpose of matt the surface of the glass porcelain product is achieved, and the surface of the glass porcelain can be prevented from fouling.

Drawings

FIG. 1 is a schematic view of a vitreous porcelain product according to example 1;

fig. 2 is a schematic view of a vitreous china product of comparative example 1.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

Example 1

A preparation method of matte glass porcelain comprises the following steps: after a blank is prepared, spraying a layer of matt transparent glaze on the blank, and firing at 980 ℃ for 1h to obtain the glass ceramic product shown in figure 1.

The matt transparent glaze comprises the following raw materials in percentage by weight: 52% of quartz sand, 8% of calcite, 21% of soda ash, 3% of alumina and 16% of dolomite powder.

The preparation method of the glaze comprises the following steps: the preparation method of the matt transparent glaze comprises the following steps: the quartz sand, calcite, soda, alumina and dolomite powder with the formula ratio are ball-milled and melted to obtain the matt transparent glaze slip. Wherein, the technological parameters of ball milling are as follows: ball: the mass ratio of water is 1: 2: 0.4, the melting temperature is 980 ℃.

Example 2

A preparation method of matte glass porcelain comprises the following steps: after a blank is prepared, spraying a layer of matt transparent glaze on the blank, and firing at 1000 ℃ for 1.5h to obtain the matt glass ceramic product.

The matt transparent glaze comprises the following raw materials in percentage by weight: 55% of quartz sand, 5% of calcite, 23% of soda ash, 2% of alumina and 15% of dolomite powder.

The preparation method of the glaze comprises the following steps: the preparation method of the matt transparent glaze comprises the following steps: the quartz sand, calcite, soda, alumina and dolomite powder with the formula ratio are ball-milled and melted to obtain the matt transparent glaze slip. Wherein, the technological parameters of ball milling are as follows: ball: the mass ratio of water is 1: 2: 0.5, and the melting temperature is 1000 ℃.

Example 3

A preparation method of matte glass porcelain comprises the following steps: after a blank is prepared, spraying a layer of matt transparent glaze on the blank, and firing at 990 ℃ for 1h to obtain the matt glass ceramic product.

The matt transparent glaze comprises the following raw materials in percentage by weight: 58% of quartz sand, 10% of calcite, 15% of soda ash, 2% of alumina and 15% of dolomite powder.

The preparation method of the glaze comprises the following steps: the preparation method of the matt transparent glaze comprises the following steps: the quartz sand, calcite, soda, alumina and dolomite powder with the formula ratio are ball-milled and melted to obtain the matt transparent glaze slip. Wherein, the technological parameters of ball milling are as follows: ball: the mass ratio of water is 1: 2: 0.4, the melting temperature is 990 ℃.

Example 4

A preparation method of glass ceramic comprises the following steps: after a blank is prepared, spraying a layer of matt transparent glaze on the blank, and firing at 1000 ℃ for 1h to obtain the matt glass ceramic product.

The matt transparent glaze comprises the following raw materials in percentage by weight: 50% of quartz sand, 10% of calcite, 19% of soda ash, 1% of alumina and 20% of dolomite powder.

The preparation method of the glaze comprises the following steps: the preparation method of the matt transparent glaze comprises the following steps: the quartz sand, calcite, soda, alumina and dolomite powder with the formula ratio are ball-milled and melted to obtain the matt transparent glaze slip. Wherein, the technological parameters of ball milling are as follows: ball: the mass ratio of water is 1: 2: 0.4, the melting temperature is 1000 ℃.

Comparative example 1

Comparative example 1 differs from example 1 in that: the green body of comparative example 1 was not sprayed with glaze. The composition and firing temperature of the green body were the same as those in example 1.

As can be seen from fig. 1 to 2, the glass porcelain of example 1 had a matte surface because of the application of the matte transparent glaze, and the color of the body was not affected because the glaze was transparent. The glass porcelain of the comparative example 1 is not subjected to glazing operation, and the surface of the glass porcelain is in a bright state, so that the invention innovatively sprays glaze on the surface of the glass porcelain blank to achieve a matte effect, can replace the existing pickling process, enables the surface of the glass porcelain to be in the matte state, and can achieve an antifouling effect.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.