CN111099824A - Preparation method of self-cleaning external gray glaze - Google Patents

Preparation method of self-cleaning external gray glaze Download PDF

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CN111099824A
CN111099824A CN201911400323.9A CN201911400323A CN111099824A CN 111099824 A CN111099824 A CN 111099824A CN 201911400323 A CN201911400323 A CN 201911400323A CN 111099824 A CN111099824 A CN 111099824A
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oxide
stirring
gray
glaze
self
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龙铁钢
赖强
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Hunan Gaoqiang Ceramics & Electronic Co ltd
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Hunan Gaoqiang Ceramics & Electronic Co ltd
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C8/00Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/02Frit compositions, i.e. in a powdered or comminuted form
    • C03C8/10Frit compositions, i.e. in a powdered or comminuted form containing lead
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL 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
    • C03C8/00Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/14Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions

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  • Engineering & Computer Science (AREA)
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Abstract

The invention discloses a preparation method of a self-cleaning external gray glaze, which comprises the following steps: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, an opacifier and a strong fluxing agent, and the preparation process comprises the following steps: selecting raw materials; step two, mixing and stirring; step three, manufacturing glaze slip; step four, glaze slip fusion blocks; step five, pulverizing and sieving; step six, packaging and storing; the invention is safe and reliable, adopts silicon dioxide, aluminum oxide and clay as raw materials, and is sprayed with borax and porcelain powder, the fired glaze is smooth, high in whiteness and good in brightness, and is sintered by adopting a strong fluxing agent, high in chemical corrosion resistance, extremely wear-resistant and has certain self-cleaning property.

Description

Preparation method of self-cleaning external gray glaze
Technical Field
The invention relates to the technical field of ceramic glaze, in particular to a preparation method of self-cleaning external gray glaze.
Background
The ceramic industry which is not weak for thousands of years is like a business card of China, hundreds of different processes and different raw material formulas exist in the field, for example, celadon, pink porcelain and the like in Jingdezhen, celadon in Longquan, red porcelain in Germany, underglaze five-color porcelain and the like known as eastern ceramic peak art in Hunan carine are provided, the glaze is used as one kind of ceramic glaze, the glaze used in ceramic products is more and more abundant and various, but the traditional high-temperature porcelain wine bottle glaze manufacturing process is complex, the fired glaze is extremely unsmooth, low in whiteness, poor in brightness, low in self-cleanliness, sticky and insecure, and extremely easy to be chemically corroded and worn, and a preparation method of the self-cleaning external gray glaze is necessary for aiming at the defects.
Disclosure of Invention
The invention aims to provide a preparation method of a self-cleaning external gray glaze, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a self-cleaning external gray glaze, the formulation comprising: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, an opacifier and a strong fluxing agent, wherein the mass percentage of each component is as follows: 15-25% of lead oxide, 20-30% of dioxide, 15-25% of aluminum oxide, 10-20% of clay, 2-4% of borax, 10-20% of calcium oxide, 1-3% of magnesium oxide, 5-10% of porcelain powder, 0.5-1% of opacifier and 0.5-1% of strong fluxing agent.
A preparation method of a self-cleaning external gray glaze comprises the following steps of selecting raw materials; step two, mixing and stirring; step three, manufacturing glaze slip; step four, glaze slip fusion blocks; step five, pulverizing and sieving; step six, packaging and storing;
in the first step, the components in percentage by mass are as follows: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, opacifier and strong fluxing agent, wherein 15-25% of lead oxide, 20-30% of silicon dioxide, 15-25% of aluminum oxide, 10-20% of clay, 2-4% of borax, 10-20% of calcium oxide, 1-3% of magnesium oxide, 5-10% of porcelain powder, 0.5-1% of opacifier and 0.5-1% of strong fluxing agent are selected and weighed according to the sum of the weight percentages of 1;
in the second step, the mixing and stirring step comprises the following steps:
1) cleaning a reaction kettle, adding silicon dioxide, adding water, and slowly stirring for 1-2 h;
2) adding lead oxide and aluminum oxide into silicon dioxide, raising the temperature to 90-100 ℃, and slowly and uniformly stirring;
3) keeping the temperature of the material, slowly pouring the clay into the reaction kettle while stirring until the solution is viscous;
4) finally, adding borax, reducing the material temperature, keeping the temperature at 40-60 ℃, and continuously stirring for 1-2 h;
in the third step, the preparation of the glaze slip comprises the following steps:
1) manually pouring the mixture obtained in the step two 4) into a stirring kettle, adding calcium oxide and magnesium oxide, and continuously stirring for 2-3 h;
2) adding a strong fluxing agent, raising the temperature of the material to 90-100 ℃, introducing inert gas into the stirring kettle, and reacting for 1-2 hours to obtain gray slurry;
3) pouring the gray slurry into a material placing barrel for storage, and placing the material placing barrel in a shady and cool place for agglomeration;
in the fourth step, the glaze slip frit comprises the following steps:
1) placing the agglomerated gray slurry in a calcining furnace, and manually scattering the agglomerated gray slurry in advance;
2) raising the temperature of the calcining furnace to 200-400 ℃, and reacting for 3-4h until the agglomerated gray slurry clinker;
3) stirring the gray slurry after the fusion cake, adding an opacifier, and stirring for 1-2 h;
in the fifth step, the powdering and sieving comprise the following steps:
1) adding the gray slurry obtained in the step four 3) into porcelain powder and slowly stirring for 1-2 h;
2) placing the gray slurry in a vibration filter screen for screening until the gray slurry has no particles;
3) stirring the gray slurry in a stirrer for 10-20min to obtain gray glaze;
and in the sixth step, the gray glaze obtained in the fifth step is weighed and packaged, the weight of each package is guaranteed to be the same, and the packages are placed in a shady and cool place for storage.
According to the technical scheme, the components are as follows by mass percent: the components are as follows by mass percent: 16% of lead oxide, 25% of silicon dioxide, 20% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of an opacifier and 1% of a strong fluxing agent.
According to the technical scheme, the opacifier is zirconium silicate, and the strong fluxing agent is lithium oxide.
According to the technical scheme, the water added in the step two 1) accounts for about one half of the capacity of the reaction kettle, and the temperature is kept at 20-30 ℃.
According to the technical scheme, the temperature in the step three 1) is kept at 40-50 ℃.
According to the technical scheme, the filtering screen in the step five 2) is 300 meshes.
Compared with the prior art, the invention has the following beneficial effects: the invention is safe and reliable, adopts silicon dioxide, aluminum oxide and clay as raw materials, and is sprayed with borax and porcelain powder, the fired glaze is smooth, high in whiteness and good in brightness, and is sintered by adopting a strong fluxing agent, high in chemical corrosion resistance, extremely wear-resistant and has certain self-cleaning property.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a process flow diagram 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. 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.
Referring to fig. 1, the present invention provides a technical solution: a preparation method of self-cleaning external gray glaze comprises the following steps:
example 1:
a self-cleaning external gray glaze, the formulation comprising: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, an opacifier and a strong fluxing agent, wherein the mass percentage of each component is as follows: 16% of lead oxide, 25% of silicon dioxide, 20% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of an opacifier and 1% of a strong fluxing agent.
A preparation method of a self-cleaning external gray glaze comprises the following steps of selecting raw materials; step two, mixing and stirring; step three, manufacturing glaze slip; step four, glaze slip fusion blocks; step five, pulverizing and sieving; step six, packaging and storing;
in the first step, the components in percentage by mass are as follows: 16% of lead oxide, 25% of silicon dioxide, 20% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of opacifying agent and 1% of strong fluxing agent, and weighing according to the sum of the weight percentages of 1;
in the second step, the mixing and stirring step comprises the following steps:
1) cleaning a reaction kettle, adding silicon dioxide, adding water, wherein the added water accounts for about one half of the capacity of the reaction kettle, keeping the temperature at 20-30 ℃, and slowly stirring for 1-2 hours;
2) adding lead oxide and aluminum oxide into silicon dioxide, raising the temperature to 90-100 ℃, and slowly and uniformly stirring;
3) keeping the temperature of the material, slowly pouring the clay into the reaction kettle while stirring until the solution is viscous;
4) finally, adding borax, reducing the material temperature, keeping the temperature at 40-60 ℃, and continuously stirring for 1-2 h;
in the third step, the preparation of the glaze slip comprises the following steps:
1) manually pouring the mixture obtained in the second step 4) into a stirring kettle, adding calcium oxide and magnesium oxide, and continuously stirring for 2-3h at the temperature of 40-50 ℃;
2) adding a strong fluxing agent, raising the temperature of the material to 90-100 ℃, introducing inert gas into the stirring kettle, and reacting for 1-2 hours to obtain gray slurry;
3) pouring the gray slurry into a material placing barrel for storage, and placing the material placing barrel in a shady and cool place for agglomeration;
in the fourth step, the glaze slip frit comprises the following steps:
1) placing the agglomerated gray slurry in a calcining furnace, and manually scattering the agglomerated gray slurry in advance;
2) raising the temperature of the calcining furnace to 200-400 ℃, and reacting for 3-4h until the agglomerated gray slurry clinker;
3) stirring the gray slurry after the fusion cake, adding an opacifier, and stirring for 1-2 h;
in the fifth step, the powdering and sieving comprise the following steps:
1) adding the gray slurry obtained in the step four 3) into porcelain powder and slowly stirring for 1-2 h;
2) placing the gray slurry in a vibration filter screen for screening, wherein the filter screen is 300 meshes until the gray slurry has no particles;
3) stirring the gray slurry in a stirrer for 10-20min to obtain gray glaze;
and in the sixth step, the gray glaze obtained in the fifth step is weighed and packaged, the weight of each package is guaranteed to be the same, and the packages are placed in a shady and cool place for storage.
Wherein, the opacifier is zirconium silicate, and the strong fluxing agent is lithium oxide.
Example 2:
a self-cleaning external gray glaze, the formulation comprising: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, an opacifier and a strong fluxing agent, wherein the mass percentage of each component is as follows: 16% of lead oxide, 25% of silicon dioxide, 20% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of an opacifier and 1% of a strong fluxing agent.
A preparation method of a self-cleaning external gray glaze comprises the following steps of selecting raw materials; step two, mixing and stirring; step three, manufacturing glaze slip; step four, glaze slip fusion blocks; step five, pulverizing and sieving; step six, packaging and storing;
in the first step, the components in percentage by mass are as follows: 16% of lead oxide, 25% of silicon dioxide, 20% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of opacifying agent and 1% of strong fluxing agent, and weighing according to the sum of the weight percentages of 1;
in the second step, the mixing and stirring step comprises the following steps:
1) cleaning a reaction kettle, adding silicon dioxide, adding water, wherein the added water accounts for about one half of the capacity of the reaction kettle, keeping the temperature at 20-30 ℃, and slowly stirring for 1-2 hours;
2) adding lead oxide and aluminum oxide into silicon dioxide, raising the temperature to 90-100 ℃, and slowly and uniformly stirring;
3) keeping the temperature of the material, slowly pouring the clay into the reaction kettle while stirring until the solution is viscous;
4) finally, adding borax, reducing the material temperature, keeping the temperature at 40-60 ℃, and continuously stirring for 1-2 h;
in the third step, the preparation of the glaze slip comprises the following steps:
1) manually pouring the mixture obtained in the second step 4) into a stirring kettle, adding calcium oxide and magnesium oxide, and continuously stirring for 2-3h at the temperature of 40-50 ℃;
2) adding a strong fluxing agent, raising the temperature of the material to 90-100 ℃, introducing inert gas into the stirring kettle, and reacting for 1-2 hours to obtain gray slurry;
3) pouring the gray slurry into a material placing barrel for storage, and placing the material placing barrel in a shady and cool place for agglomeration;
in the fourth step, the glaze slip frit comprises the following steps:
1) placing the agglomerated gray slurry in a calcining furnace, and manually scattering the agglomerated gray slurry in advance;
2) raising the temperature of the calcining furnace to 200-400 ℃, and reacting for 3-4h until the agglomerated gray slurry clinker;
3) stirring the gray slurry after the fusion cake, adding an opacifier, and stirring for 1-2 h;
in the fifth step, the powdering and sieving comprise the following steps:
1) adding the gray slurry obtained in the step four 3) into porcelain powder and slowly stirring for 1-2 h;
2) placing the gray slurry in a vibration filter screen for screening, wherein the filter screen is 300 meshes until the gray slurry has no particles;
3) stirring the gray slurry in a stirrer for 10-20min to obtain gray glaze;
and in the sixth step, the gray glaze obtained in the fifth step is weighed and packaged, the weight of each package is guaranteed to be the same, and the packages are placed in a shady and cool place for storage.
Wherein, the opacifier is zirconium silicate, and the strong fluxing agent is lithium oxide.
Example 3:
a self-cleaning external gray glaze, the formulation comprising: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, an opacifier and a strong fluxing agent, wherein the mass percentage of each component is as follows: 16% of lead oxide, 30% of silicon dioxide, 15% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of an opacifier and 1% of a strong fluxing agent.
A preparation method of a self-cleaning external gray glaze comprises the following steps of selecting raw materials; step two, mixing and stirring; step three, manufacturing glaze slip; step four, glaze slip fusion blocks; step five, pulverizing and sieving; step six, packaging and storing;
in the first step, the components in percentage by mass are as follows: 16% of lead oxide, 30% of silicon dioxide, 15% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of opacifying agent and 1% of strong fluxing agent, and weighing according to the sum of the weight percentages of 1;
in the second step, the mixing and stirring step comprises the following steps:
1) cleaning a reaction kettle, adding silicon dioxide, adding water, wherein the added water accounts for about one half of the capacity of the reaction kettle, keeping the temperature at 20-30 ℃, and slowly stirring for 1-2 hours;
2) adding lead oxide and aluminum oxide into silicon dioxide, raising the temperature to 90-100 ℃, and slowly and uniformly stirring;
3) keeping the temperature of the material, slowly pouring the clay into the reaction kettle while stirring until the solution is viscous;
4) finally, adding borax, reducing the material temperature, keeping the temperature at 40-60 ℃, and continuously stirring for 1-2 h;
in the third step, the preparation of the glaze slip comprises the following steps:
1) manually pouring the mixture obtained in the second step 4) into a stirring kettle, adding calcium oxide and magnesium oxide, and continuously stirring for 2-3h at the temperature of 40-50 ℃;
2) adding a strong fluxing agent, raising the temperature of the material to 90-100 ℃, introducing inert gas into the stirring kettle, and reacting for 1-2 hours to obtain gray slurry;
3) pouring the gray slurry into a material placing barrel for storage, and placing the material placing barrel in a shady and cool place for agglomeration;
in the fourth step, the glaze slip frit comprises the following steps:
1) placing the agglomerated gray slurry in a calcining furnace, and manually scattering the agglomerated gray slurry in advance;
2) raising the temperature of the calcining furnace to 200-400 ℃, and reacting for 3-4h until the agglomerated gray slurry clinker;
3) stirring the gray slurry after the fusion cake, adding an opacifier, and stirring for 1-2 h;
in the fifth step, the powdering and sieving comprise the following steps:
1) adding the gray slurry obtained in the step four 3) into porcelain powder and slowly stirring for 1-2 h;
2) placing the gray slurry in a vibration filter screen for screening, wherein the filter screen is 300 meshes until the gray slurry has no particles;
3) stirring the gray slurry in a stirrer for 10-20min to obtain gray glaze;
and in the sixth step, the gray glaze obtained in the fifth step is weighed and packaged, the weight of each package is guaranteed to be the same, and the packages are placed in a shady and cool place for storage.
Wherein, the opacifier is zirconium silicate, and the strong fluxing agent is lithium oxide.
The properties of the examples are compared in the following table:
odor intensity/grade Brightness/level Chemical resistance/grade Smoothness/grade
Example 1 4 2 3 4
Example 2 2 3 4 5
Example 3 3 2 5 3
Based on the above, the invention has the advantages that the invention is safe and reliable, the silicon dioxide, the aluminum oxide and the clay are used as raw materials, the borax and the porcelain powder are scattered, the fired glaze is smooth, the whiteness is high, the brightness is good, the strong fluxing agent is used for sintering, the chemical corrosion resistance is high, the abrasion resistance is extremely high, and the invention has certain self-cleaning property.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A self-cleaning external gray glaze is characterized in that: the formula comprises the following components: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, an opacifier and a strong fluxing agent, wherein the mass percentage of each component is as follows: 15-25% of lead oxide, 20-30% of dioxide, 15-25% of aluminum oxide, 10-20% of clay, 2-4% of borax, 10-20% of calcium oxide, 1-3% of magnesium oxide, 5-10% of porcelain powder, 0.5-1% of opacifier and 0.5-1% of strong fluxing agent.
2. A preparation method of a self-cleaning external gray glaze comprises the following steps of selecting raw materials; step two, mixing and stirring; step three, manufacturing glaze slip; step four, glaze slip fusion blocks; step five, pulverizing and sieving; step six, packaging and storing; the method is characterized in that:
in the first step, the components in percentage by mass are as follows: lead oxide, silicon dioxide, aluminum oxide, clay, borax, calcium oxide, magnesium oxide, porcelain powder, opacifier and strong fluxing agent, wherein 15-25% of lead oxide, 20-30% of silicon dioxide, 15-25% of aluminum oxide, 10-20% of clay, 2-4% of borax, 10-20% of calcium oxide, 1-3% of magnesium oxide, 5-10% of porcelain powder, 0.5-1% of opacifier and 0.5-1% of strong fluxing agent are selected and weighed according to the sum of the weight percentages of 1;
in the second step, the mixing and stirring step comprises the following steps:
1) cleaning a reaction kettle, adding silicon dioxide, adding water, and slowly stirring for 1-2 h;
2) adding lead oxide and aluminum oxide into silicon dioxide, raising the temperature to 90-100 ℃, and slowly and uniformly stirring;
3) keeping the temperature of the material, slowly pouring the clay into the reaction kettle while stirring until the solution is viscous;
4) finally, adding borax, reducing the material temperature, keeping the temperature at 40-60 ℃, and continuously stirring for 1-2 h;
in the third step, the preparation of the glaze slip comprises the following steps:
1) manually pouring the mixture obtained in the step two 4) into a stirring kettle, adding calcium oxide and magnesium oxide, and continuously stirring for 2-3 h;
2) adding a strong fluxing agent, raising the temperature of the material to 90-100 ℃, introducing inert gas into the stirring kettle, and reacting for 1-2 hours to obtain gray slurry;
3) pouring the gray slurry into a material placing barrel for storage, and placing the material placing barrel in a shady and cool place for agglomeration;
in the fourth step, the glaze slip frit comprises the following steps:
1) placing the agglomerated gray slurry in a calcining furnace, and manually scattering the agglomerated gray slurry in advance;
2) raising the temperature of the calcining furnace to 200-400 ℃, and reacting for 3-4h until the agglomerated gray slurry clinker;
3) stirring the gray slurry after the fusion cake, adding an opacifier, and stirring for 1-2 h;
in the fifth step, the powdering and sieving comprise the following steps:
1) adding the gray slurry obtained in the step four 3) into porcelain powder and slowly stirring for 1-2 h;
2) placing the gray slurry in a vibration filter screen for screening until the gray slurry has no particles;
3) stirring the gray slurry in a stirrer for 10-20min to obtain gray glaze;
and in the sixth step, the gray glaze obtained in the fifth step is weighed and packaged, the weight of each package is guaranteed to be the same, and the packages are placed in a shady and cool place for storage.
3. A self-cleaning external gray glaze according to claim 1 wherein: the components are as follows by mass percent: 16% of lead oxide, 25% of silicon dioxide, 20% of aluminum oxide, 10% of clay, 4% of borax, 10% of calcium oxide, 3% of magnesium oxide, 10% of porcelain powder, 1% of an opacifier and 1% of a strong fluxing agent.
4. A self-cleaning external gray glaze according to claim 1 wherein: the opacifier is zirconium silicate, and the strong fluxing agent is lithium oxide.
5. A method for preparing a self-cleaning external gray glaze according to claim 2, characterized in that: the water added in the step two 1) accounts for about one half of the capacity of the reaction kettle, and the temperature is kept between 20 and 30 ℃.
6. A method for preparing a self-cleaning external gray glaze according to claim 2, characterized in that: the temperature in the step three 1) is kept between 40 and 50 ℃.
7. A method for preparing a self-cleaning external gray glaze according to claim 2, characterized in that: and in the step five 2), the filter screen is 300 meshes.
CN201911400323.9A 2019-12-30 2019-12-30 Preparation method of self-cleaning external gray glaze Pending CN111099824A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115072998A (en) * 2022-07-22 2022-09-20 潮州市枫溪区东阳陶瓷制作厂 Self-cleaning glaze for porcelain products and preparation method thereof
CN115072998B (en) * 2022-07-22 2023-08-04 广东智洁卫浴有限公司 Self-cleaning glaze for porcelain products and preparation method thereof

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