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CN111995367A - Wear-resistant weather-resistant household ceramic product prepared from waste ceramic material and preparation method thereof - Google Patents

Wear-resistant weather-resistant household ceramic product prepared from waste ceramic material and preparation method thereof Download PDF

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Publication number
CN111995367A
CN111995367A CN202010859705.4A CN202010859705A CN111995367A CN 111995367 A CN111995367 A CN 111995367A CN 202010859705 A CN202010859705 A CN 202010859705A CN 111995367 A CN111995367 A CN 111995367A
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parts
ceramic
resistant
glaze
waste
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郑荣文
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Dehua Donghua Ceramics Co ltd
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Dehua Donghua Ceramics Co ltd
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    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/02Preparing or treating the raw materials individually or as batches
    • C04B33/13Compounding ingredients
    • C04B33/132Waste materials; Refuse; Residues
    • C04B33/1324Recycled material, e.g. tile dust, stone waste, spent refractory material
    • 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
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    • 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
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    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
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    • C04B41/80After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
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    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208Calcium oxide or oxide-forming salts thereof, e.g. lime
    • C04B2235/321Dolomites, i.e. mixed calcium magnesium carbonates
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    • C04B2235/3427Silicates other than clay, e.g. water glass
    • C04B2235/3436Alkaline earth metal silicates, e.g. barium silicate
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Abstract

The invention discloses a wear-resistant weather-resistant household ceramic product prepared from waste ceramic materials and a preparation method thereof, wherein the ceramic product comprises a ceramic blank body, and a ground glaze and a surface glaze which are sequentially applied to the outer surface of the ceramic blank body, and the ceramic blank body comprises the following raw materials in parts by weight: waste ceramic treatment materials, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, argil, dolomite, talcum powder and a water reducing agent; the ground glaze comprises the following raw materials in parts by weight: waste ceramic treatment materials, albite, calcite, kaolin, mica, quartz and iron-containing compounds; the overglaze comprises the following raw materials in parts by weight: the waste ceramic material comprises waste ceramic processing materials, albite, calcined kaolin, calcined talc, bauxite, frits and a wear-resisting agent. The invention selects the raw material compositions of the ceramic body, the ground glaze and the overglaze respectively, not only gives full play to the respective advantages, but also complements and promotes each other, so that the ceramic product prepared by the invention has the advantages of strong weather resistance, strong wear resistance, low firing temperature, smooth and flat glaze surface and the like.

Description

Wear-resistant weather-resistant household ceramic product prepared from waste ceramic material and preparation method thereof
Technical Field
The invention relates to the technical field of ceramic products, in particular to a wear-resistant weather-resistant domestic ceramic product prepared from waste ceramic materials and a preparation method thereof.
Background
The damage rate of ceramic production is between 3% and 5%, and ceramic fragments are difficult to weather for thousands of years, so that waste products are difficult to treat, and ceramic waste not only increases the environmental protection cost of ceramic production enterprises, but also increases the production cost of the enterprises. The cost of recycling the damaged waste ceramics is higher than the cost of newly purchasing argil, so most ceramic construction enterprises are not willing to recycle the waste ceramics, and the waste of resources is caused to a certain extent.
In order to solve the above problems, the invention patent No. 201710946573.7 discloses a ceramic product made of waste ceramic materials and a method for making the same. The ceramic product made of the waste ceramic material comprises the following raw materials in parts by weight: 50-65 parts of waste ceramic powder, 15-20 parts of clay, 6-10 parts of waste ceramic particles, 5-9 parts of silica powder, 3-6 parts of polyethylene wax and 2-5 parts of a binder, wherein the particle size of the waste ceramic powder is 40-100 mu m, and the particle size of the waste ceramic particles is 1-3 mm. The invention takes the waste ceramic material as the main raw material for producing the ceramic sanitary ware, and the utilization rate can reach 50 percent.
However, the domestic ceramic products currently used on the market still have the following technical problems:
1. the high and low temperature resistance is poor, and the film is easy to crack when the environmental temperature rises or falls suddenly;
2. the glaze layer has poor wear resistance, easy scraping and is not beautiful;
3. the firing temperature is high, the time is long, the energy loss is large, the cost is high, and the environment is not protected;
4. the glaze surface is easy to have small holes, unevenness and poor glossiness.
Disclosure of Invention
Based on the situation, the invention aims to provide the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material and the preparation method thereof, which can effectively solve the problems.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material comprises a ceramic blank body, and a ground glaze and a cover glaze which are sequentially applied to the outer surface of the ceramic blank body, wherein the ceramic blank body comprises the following raw materials in parts by weight: 30-35 parts of waste ceramic treatment material, 10-20 parts of frog-mesh soil, 18-26 parts of magnesium-based montmorillonite, 10-18 parts of wollastonite, 8-15 parts of sodalite, 5-18 parts of argil, 8-15 parts of dolomite, 5-10 parts of talcum powder and 0.1-2.5 parts of water reducing agent;
the ground glaze comprises the following raw materials in parts by weight: 5-12 parts of waste ceramic treatment material, 15-20 parts of albite, 8-15 parts of calcite, 15-28 parts of kaolin, 5-10 parts of mica, 5-10 parts of quartz and 10-15 parts of iron-containing compound;
the overglaze comprises the following raw materials in parts by weight: 8-12 parts of waste ceramic treatment material, 15-28 parts of albite, 10-15 parts of calcined kaolin, 6-10 parts of calcined talc, 5-10 parts of bauxite, 3-6 parts of frit and 0.1-1.2 parts of wear-resisting agent.
Preferably, the frit comprises the following raw materials in parts by weight: 5-15 parts of aluminum oxide, 5-10 parts of silicon dioxide, 10-20 parts of calcium oxide, 4-8 parts of barium carbonate and 2-4 parts of potassium carbonate.
Preferably, the water reducing agent is a composite water reducing agent prepared from sodium tripolyphosphate, water glass and sodium humate according to the mass ratio of 1 (1-1.5) to 1, and the addition amount of the water reducing agent accounts for 0.18-0.32% of the total mass of the ceramic body.
Preferably, the iron-containing compound is one or more of iron oxide, iron hydroxide, iron sulfate and ferric citrate.
Preferably, the anti-wear agent comprises the following raw materials in parts by weight: 10-15 parts of silicon carbide, 8-12 parts of hydroxyapatite, 0.1-0.5 part of silane coupling agent and 1-3 parts of nano diamond alkene.
The invention also provides a preparation method of the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material, which comprises the following steps:
A. preparing a ceramic blank:
s11, the waste ceramic treatment material is prepared by the following steps: crushing the waste ceramic to 250-300 meshes, adding polyvinyl alcohol, uniformly stirring, pressing into blocks under 0.5-0.85 MPa, and crushing into granules to obtain a waste ceramic treatment material, wherein the mass ratio of the added polyvinyl alcohol to the waste ceramic is 1 (6.5-8);
s12, respectively weighing the waste ceramic treatment material, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, pottery clay, dolomite, talcum powder and a water reducing agent according to parts by weight, mixing and stirring uniformly, grinding until the particle size is 500-650 meshes, and obtaining a grinding material with the water content of 15-20%, wherein the weight ratio of water added during wet grinding of the blank raw material is as follows: ball: water (1.8-2.5) and (0.5-0.8), and the ball milling time is 15-18 h;
s13, placing the mixture in a forming machine, and pressing and forming to obtain a formed green body;
s14, placing the molded green body in a kiln, and firing and heating to ensure that the moisture content of the green body is below 3%;
s15, dipping the surface of the fired and molded blank into a high molecular polymer aqueous solution, and naturally drying to obtain a ceramic blank;
B. preparing glaze:
s21, preparing the ground glaze, weighing the waste ceramic treatment material, albite, calcite, kaolin, mica, quartz and the iron-containing compound according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 60-70 degrees, and the weight ratio of the water added during wet grinding of the ground glaze raw material is as follows: ball: water (1.6-2.5) and (0.4-0.6), and the ball milling time is 15-20 h;
s22, preparing overglaze, namely weighing the waste ceramic processing material, albite, calcined kaolin, calcined talc, bauxite, frit and an abrasion-resistant agent according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain glaze slurry, wherein the baume concentration is 40-50 degrees, and the weight ratio of the water added during wet grinding of the overglaze raw material is as follows: ball: water (1.5-2.4) and (0.4-0.8), and the ball milling time is 20-25 h;
C. glazing:
s31, evenly applying the ground glaze slip on the ceramic body, airing, then applying the cover glaze slip on the ground glaze layer, and firing at medium temperature to obtain the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic material.
Preferably, in step S15, the high molecular polymer is sodium carboxymethyl cellulose or sizing resin, and the concentration of the high molecular polymer aqueous solution is 0.5 to 1.5 wt%.
Preferably, the glazing amount of the ground coat is 500-550 g/m2The glazing amount of the overglaze is 200-250 g/m2
Preferably, the thermal expansion coefficient of the ceramic body is controlled to be 6.5 multiplied by 10-6~7.0×10-6The thermal expansion coefficient of the ground coat is controlled to be 5.5 multiplied by 10 DEG C-6~6.0×10-6The thermal expansion coefficient of the overglaze is controlled to be 5.2 multiplied by 10 DEG C-6~5.8×10-6℃。
Preferably, in step S31, the glazed blank is baked in a weak reducing atmosphere, the temperature is raised at the speed of 5-15 ℃/min to 1050-1100 ℃ at the beginning, and the glaze begins to phase separate; and then heating at the speed of 1-5 ℃/min to 1180-1200 ℃, preserving heat for 5-15 min, and finally cooling to room temperature to obtain the product.
Compared with the prior art, the invention also has the following advantages and beneficial effects:
the ceramic product is produced by adopting the waste ceramic with rich reserves and low price as the main raw material, so that the problem that a large amount of waste ceramic is idle and wasted and cannot be utilized is solved, the treatment process of the waste ceramic is simplified, the production cost is saved, and the produced ceramic product is attractive and elegant in appearance, strong in practicability and good in economic prospect. Meanwhile, the raw materials of the ceramic body, the ground glaze and the overglaze are respectively selected, so that the advantages of the ceramic body, the ground glaze and the overglaze are fully exerted, and the raw materials complement and promote each other, so that the ceramic product prepared by the method has the advantages of strong weather resistance, strong wear resistance, low firing temperature, smooth and flat glaze surface and the like.
The ceramic blank is added with dolomite in a proper proportion, and the dolomite is matched with other components to play a good synergistic role, so that the ceramic has better thermal stability and alkali resistance; the pottery clay with a proper proportion is added to improve the high and low temperature resistance of the ceramic, and after the pottery clay is combined with the dolomite, the pottery can not crack when the environmental temperature rises or falls suddenly, thereby improving the stability of the pottery clay, improving the acid and alkali resistance and weather resistance of the pottery clay and prolonging the service life of the pottery clay.
The sodalite with a proper proportion is added into the ceramic body of the invention and is matched with other components, thereby playing a good synergistic effect, melting at high temperature, filling the mixture among particles of the body raw material, and improving the density, hardness and toughness of the body.
The invention covers a proper amount of high molecular polymer solution on the surface of the ceramic body, and can form a layer of high molecular polymer microporous film on the surface of the ceramic body after drying, which plays the role of a screen mesh and can prevent solid particles in glaze slurry from entering pores of the body, thereby effectively avoiding small holes from being generated on the glaze surface. So that a uniform and compact glaze layer can be formed during glazing, and a ceramic product with smooth and flat glaze surface can be obtained after firing.
The invention strictly controls the glazing amount of the ground glaze and the overglaze in the preparation process, avoids the ceramic from being easily damaged in the processes of forming, conveying and the like, and ensures that the damage rate of the green body of the ceramic product before entering a kiln can be controlled within 1.8 percent.
The base glaze of the invention is added with iron-containing compounds in a proper proportion, optimizes the raw material composition, and has good synergistic effect by being matched with other components, so that the glaze color of the domestic ceramic of the invention is transited from yellowish-brown to brownish-red in different degrees, the color is more magnificent and colorful, and the market competitiveness is improved.
The frit with a proper proportion is added into the ceramic body, the raw material composition of the frit is optimized, the frit is matched with other components, a good synergistic effect is achieved, the firing temperature of the domestic ceramic is reduced, the firing period is shortened, the production cost is obviously reduced, and the wear-resistant hardness of the glaze is ensured.
The wear-resisting agent is added into the overglaze in a proper proportion, the content of each raw material is optimized, and the overglaze is matched with other components to play a good synergistic effect, so that the wear resistance of the domestic ceramic prepared by the invention is enhanced, and the domestic ceramic is durable and practical.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the following description of the preferred embodiments of the present invention is provided in connection with specific examples, which should not be construed as limiting the present patent.
The test methods or test methods described in the following examples are conventional methods unless otherwise specified; the reagents and materials, unless otherwise indicated, are conventionally obtained commercially or prepared by conventional methods.
Example 1:
the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material comprises a ceramic blank body, and a ground glaze and a cover glaze which are sequentially applied to the outer surface of the ceramic blank body, wherein the ceramic blank body comprises the following raw materials in parts by weight: 30-35 parts of waste ceramic treatment material, 10-20 parts of frog-mesh soil, 18-26 parts of magnesium-based montmorillonite, 10-18 parts of wollastonite, 8-15 parts of sodalite, 5-18 parts of argil, 8-15 parts of dolomite, 5-10 parts of talcum powder and 0.1-2.5 parts of water reducing agent;
the ground glaze comprises the following raw materials in parts by weight: 5-12 parts of waste ceramic treatment material, 15-20 parts of albite, 8-15 parts of calcite, 15-28 parts of kaolin, 5-10 parts of mica, 5-10 parts of quartz and 10-15 parts of iron-containing compound;
the overglaze comprises the following raw materials in parts by weight: 8-12 parts of waste ceramic treatment material, 15-28 parts of albite, 10-15 parts of calcined kaolin, 6-10 parts of calcined talc, 5-10 parts of bauxite, 3-6 parts of frit and 0.1-1.2 parts of wear-resisting agent.
In this embodiment, the frit comprises the following raw materials in parts by weight: 5-15 parts of aluminum oxide, 5-10 parts of silicon dioxide, 10-20 parts of calcium oxide, 4-8 parts of barium carbonate and 2-4 parts of potassium carbonate.
In the embodiment, the water reducing agent is a composite water reducing agent prepared from sodium tripolyphosphate, water glass and sodium humate according to the mass ratio of 1 (1-1.5) to 1, and the addition amount of the water reducing agent accounts for 0.18-0.32% of the total mass of the ceramic blank.
In this embodiment, the iron-containing compound is one or more of iron oxide, iron hydroxide, iron sulfate, and iron citrate.
In this embodiment, the anti-wear agent comprises the following raw materials in parts by weight: 10-15 parts of silicon carbide, 8-12 parts of hydroxyapatite, 0.1-0.5 part of silane coupling agent and 1-3 parts of nano diamond alkene.
In this embodiment, a method for preparing a wear-resistant weather-resistant domestic ceramic product made of waste ceramic materials includes the following steps:
A. preparing a ceramic blank:
s11, the waste ceramic treatment material is prepared by the following steps: crushing the waste ceramic to 250-300 meshes, adding polyvinyl alcohol, uniformly stirring, pressing into blocks under 0.5-0.85 MPa, and crushing into granules to obtain a waste ceramic treatment material, wherein the mass ratio of the added polyvinyl alcohol to the waste ceramic is 1 (6.5-8);
s12, respectively weighing the waste ceramic treatment material, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, pottery clay, dolomite, talcum powder and a water reducing agent according to parts by weight, mixing and stirring uniformly, grinding until the particle size is 500-650 meshes, and obtaining a grinding material with the water content of 15-20%, wherein the weight ratio of water added during wet grinding of the blank raw material is as follows: ball: water (1.8-2.5) and (0.5-0.8), and the ball milling time is 15-18 h;
s13, placing the mixture in a forming machine, and pressing and forming to obtain a formed green body;
s14, placing the molded green body in a kiln, and firing and heating to ensure that the moisture content of the green body is below 3%;
s15, dipping the surface of the fired and molded blank into a high molecular polymer aqueous solution, and naturally drying to obtain a ceramic blank;
B. preparing glaze:
s21, preparing the ground glaze, weighing the waste ceramic treatment material, albite, calcite, kaolin, mica, quartz and the iron-containing compound according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 60-70 degrees, and the weight ratio of the water added during wet grinding of the ground glaze raw material is as follows: ball: water (1.6-2.5) and (0.4-0.6), and the ball milling time is 15-20 h;
s22, preparing overglaze, namely weighing the waste ceramic processing material, albite, calcined kaolin, calcined talc, bauxite, frit and an abrasion-resistant agent according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain glaze slurry, wherein the baume concentration is 40-50 degrees, and the weight ratio of the water added during wet grinding of the overglaze raw material is as follows: ball: water (1.5-2.4) and (0.4-0.8), and the ball milling time is 20-25 h;
C. glazing:
s31, evenly applying the ground glaze slip on the ceramic body, airing, then applying the cover glaze slip on the ground glaze layer, and firing at medium temperature to obtain the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic material.
In this embodiment, in step S15, the high molecular polymer is sodium carboxymethyl cellulose or sizing resin, and the concentration of the high molecular polymer aqueous solution is 0.5 to 1.5 wt%.
In the embodiment, the glazing amount of the ground coat is 500-550 g/m2The glazing amount of the overglaze is 200-250 g/m2
In this embodiment, the coefficient of thermal expansion of the ceramic body is controlled to 6.5X 10-6~7.0×10-6The thermal expansion coefficient of the ground coat is controlled to be 5.5 multiplied by 10 DEG C-6~6.0×10-6The thermal expansion coefficient of the overglaze is controlled to be 5.2 multiplied by 10 DEG C-6~5.8×10-6℃。
In the embodiment, in step S31, the glazed body is baked in a weak reducing atmosphere, the temperature is raised at a speed of 5-15 ℃/min to 1050-1100 ℃, and the glaze begins to phase separate; and then heating at the speed of 1-5 ℃/min to 1180-1200 ℃, preserving heat for 5-15 min, and finally cooling to room temperature to obtain the product.
Example 2:
the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material comprises a ceramic blank body, and a ground glaze and a cover glaze which are sequentially applied to the outer surface of the ceramic blank body, wherein the ceramic blank body comprises the following raw materials in parts by weight: 30 parts of waste ceramic treatment material, 15 parts of frog-mesh soil, 18 parts of magnesium-based montmorillonite, 10 parts of wollastonite, 8 parts of sodalite, 18 parts of argil, 10 parts of dolomite, 5 parts of talcum powder and 0.5 part of water reducing agent;
the ground glaze comprises the following raw materials in parts by weight: 5 parts of waste ceramic treatment material, 15 parts of albite, 10 parts of calcite, 15 parts of kaolin, 10 parts of mica, 10 parts of quartz and 10 parts of iron-containing compound;
the overglaze comprises the following raw materials in parts by weight: 8 parts of waste ceramic treatment material, 28 parts of albite, 10 parts of calcined kaolin, 6 parts of calcined talc, 5 parts of bauxite, 4 parts of frit and 0.5 part of wear-resisting agent.
In this embodiment, the frit comprises the following raw materials in parts by weight: 5 parts of aluminum oxide, 5 parts of silicon dioxide, 10 parts of calcium oxide, 5 parts of barium carbonate and 3 parts of potassium carbonate.
In the embodiment, the water reducing agent is a composite water reducing agent prepared from sodium tripolyphosphate, water glass and sodium humate according to a mass ratio of 1:1:1, and the addition amount of the water reducing agent accounts for 0.18% of the total mass of the ceramic body.
In this embodiment, the iron-containing compound is iron oxide.
In this embodiment, the anti-wear agent comprises the following raw materials in parts by weight: 10 parts of silicon carbide, 8 parts of hydroxyapatite, 0.1 part of silane coupling agent and 1 part of nano diamond alkene.
In this embodiment, a method for preparing a wear-resistant weather-resistant domestic ceramic product made of waste ceramic materials includes the following steps:
A. preparing a ceramic blank:
s11, the waste ceramic treatment material is prepared by the following steps: crushing the waste ceramic to 250 meshes, adding polyvinyl alcohol, uniformly stirring, pressing into blocks under 0.5MPa, and crushing into granules to obtain a waste ceramic treatment material, wherein the mass ratio of the added polyvinyl alcohol to the waste ceramic is 1: 6.5;
s12, respectively weighing the waste ceramic processing material, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, pottery clay, dolomite, talcum powder and a water reducing agent according to parts by weight, mixing and stirring uniformly, grinding to a particle size of 500 meshes to obtain a grinding material with a water content of 15%, wherein the weight ratio of water added during wet grinding of the blank raw material is as follows: ball: water is 1:1.8:0.5, and the ball milling time is 15 h;
s13, placing the mixture in a forming machine, and pressing and forming to obtain a formed green body;
s14, placing the molded green body in a kiln, and firing and heating to ensure that the moisture content of the green body is below 3%;
s15, dipping the surface of the fired and molded blank into a high molecular polymer aqueous solution, and naturally drying to obtain a ceramic blank;
B. preparing glaze:
s21, preparing the ground glaze, weighing the waste ceramic treatment material, albite, calcite, kaolin, mica, quartz and the iron-containing compound according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 60 degrees, and the weight ratio of the water added during wet grinding of the ground glaze raw material is as follows: ball: water is 1:1.6:0.4, and the ball milling time is 15 h;
s22, preparing the overglaze, weighing the waste ceramic processing material, albite, calcined kaolin, calcined talc, bauxite, frit and wear-resisting agent according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 40 degrees, and the weight ratio of the water added during wet grinding of the overglaze raw material is as follows: ball: water is 1:1.5:0.4, and the ball milling time is 20 h;
C. glazing:
s31, evenly applying the ground glaze slip on the ceramic body, airing, then applying the cover glaze slip on the ground glaze layer, and firing at medium temperature to obtain the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic material.
In this embodiment, in step S15, the high molecular polymer is sodium carboxymethyl cellulose or sizing resin, and the concentration of the high molecular polymer aqueous solution is 0.5 wt%.
In the embodiment, the glazing amount of the ground coat is 500g/m2The glazing amount of the overglaze is 2000g/m2
In this embodiment, the coefficient of thermal expansion of the ceramic body is controlled to 6.5X 10-6The thermal expansion coefficient of the ground coat is controlled to be 5.5 multiplied by 10 DEG C-6The thermal expansion coefficient of the overglaze is controlled to be 5.2 multiplied by 10 DEG C-6℃。
In this embodiment, in step S31, the glazed body is baked in a weak reducing atmosphere, the temperature is raised at a rate of 5 ℃/min to 1050 ℃, and the glaze begins to phase-separate; heating at 1 deg.C/min to 1180 deg.C, maintaining for 5min, and cooling to room temperature.
Example 3:
the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material comprises a ceramic blank body, and a ground glaze and a cover glaze which are sequentially applied to the outer surface of the ceramic blank body, wherein the ceramic blank body comprises the following raw materials in parts by weight: 32 parts of waste ceramic treatment material, 15 parts of frog-mesh soil, 20 parts of magnesium-based montmorillonite, 15 parts of wollastonite, 10 parts of sodalite, 8 parts of argil, 8 parts of dolomite, 10 parts of talcum powder and 1.2 parts of water reducing agent;
the ground glaze comprises the following raw materials in parts by weight: 8 parts of waste ceramic treatment material, 15 parts of albite, 10 parts of calcite, 20 parts of kaolin, 5 parts of mica, 5 parts of quartz and 10 parts of iron-containing compound;
the overglaze comprises the following raw materials in parts by weight: 10 parts of waste ceramic treatment material, 20 parts of albite, 10 parts of calcined kaolin, 10 parts of calcined talc, 10 parts of bauxite, 6 parts of frit and 0.8 part of wear-resisting agent.
In this embodiment, the frit comprises the following raw materials in parts by weight: 10 parts of aluminum oxide, 5 parts of silicon dioxide, 10 parts of calcium oxide, 8 parts of barium carbonate and 4 parts of potassium carbonate.
In the embodiment, the water reducing agent is a composite water reducing agent prepared from sodium tripolyphosphate, water glass and sodium humate according to a mass ratio of 1:1.2:1, and the addition amount of the water reducing agent accounts for 0.22% of the total mass of the ceramic body.
In this embodiment, the iron-containing compound is one or more of iron oxide, iron hydroxide, iron sulfate, and iron citrate.
In this embodiment, the anti-wear agent comprises the following raw materials in parts by weight: 12 parts of silicon carbide, 8 parts of hydroxyapatite, 0.3 part of silane coupling agent and 2 parts of nano diamond alkene.
In this embodiment, a method for preparing a wear-resistant weather-resistant domestic ceramic product made of waste ceramic materials includes the following steps:
A. preparing a ceramic blank:
s11, the waste ceramic treatment material is prepared by the following steps: crushing the waste ceramic to 300 meshes, adding polyvinyl alcohol, uniformly stirring, pressing into blocks under 0.55MPa, and crushing into granules to obtain a waste ceramic treatment material, wherein the mass ratio of the added polyvinyl alcohol to the waste ceramic is 1: 7;
s12, respectively weighing the waste ceramic processing material, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, pottery clay, dolomite, talcum powder and a water reducing agent according to parts by weight, mixing and stirring uniformly, grinding to a particle size of 600 meshes to obtain a grinding material with a water content of 18%, wherein the weight ratio of water added during wet grinding of the blank raw material is as follows: ball: water is 1:2:0.6, and the ball milling time is 16 h;
s13, placing the mixture in a forming machine, and pressing and forming to obtain a formed green body;
s14, placing the molded green body in a kiln, and firing and heating to ensure that the moisture content of the green body is below 3%;
s15, dipping the surface of the fired and molded blank into a high molecular polymer aqueous solution, and naturally drying to obtain a ceramic blank;
B. preparing glaze:
s21, preparing the ground glaze, weighing the waste ceramic treatment material, albite, calcite, kaolin, mica, quartz and the iron-containing compound according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 65 degrees, and the weight ratio of the water added during wet grinding of the ground glaze raw material is as follows: ball: water is 1:2:0.5, and the ball milling time is 18 h;
s22, preparing the overglaze, weighing the waste ceramic processing material, albite, calcined kaolin, calcined talc, bauxite, frit and wear-resisting agent according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 45 degrees, and the weight ratio of the water added during wet grinding of the overglaze raw material is as follows: ball: water is 1:2:0.6, and the ball milling time is 22 h;
C. glazing:
s31, evenly applying the ground glaze slip on the ceramic body, airing, then applying the cover glaze slip on the ground glaze layer, and firing at medium temperature to obtain the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic material.
In this embodiment, in step S15, the high molecular polymer is sodium carboxymethyl cellulose or sizing resin, and the concentration of the high molecular polymer aqueous solution is 1 wt%.
In the embodiment, the glazing amount of the ground coat is 500g/m2The glazing amount of the overglaze is 200g/m2
In this embodiment, the coefficient of thermal expansion of the ceramic body is controlled to 6.8X 10-6The thermal expansion coefficient of the ground coat is controlled to be 6.0 multiplied by 10 DEG C-6The thermal expansion coefficient of the overglaze is controlled to be 5.8 multiplied by 10 DEG C-6℃。
In this embodiment, in step S31, the glazed body is baked in a weak reducing atmosphere, the temperature is raised at a speed of 10 ℃/min to 1050 ℃, and the glaze begins to phase-separate; heating at 3 deg.C/min, heating to 1180 deg.C, maintaining for 15min, and cooling to room temperature.
Example 4:
the wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material comprises a ceramic blank body, and a ground glaze and a cover glaze which are sequentially applied to the outer surface of the ceramic blank body, wherein the ceramic blank body comprises the following raw materials in parts by weight: 35 parts of waste ceramic treatment material, 15 parts of frog-mesh soil, 25 parts of magnesium-based montmorillonite, 15 parts of wollastonite, 12 parts of sodalite, 8 parts of argil, 9 parts of dolomite, 10 parts of talcum powder and 2 parts of water reducing agent;
the ground glaze comprises the following raw materials in parts by weight: 12 parts of waste ceramic treatment material, 15 parts of albite, 8 parts of calcite, 15 parts of kaolin, 10 parts of mica, 10 parts of quartz and 15 parts of iron-containing compound;
the overglaze comprises the following raw materials in parts by weight: 12 parts of waste ceramic treatment material, 15 parts of albite, 10 parts of calcined kaolin, 6 parts of calcined talc, 5 parts of bauxite, 6 parts of frit and 1.2 parts of wear-resisting agent.
In this embodiment, the frit comprises the following raw materials in parts by weight: 15 parts of aluminum oxide, 5 parts of silicon dioxide, 15 parts of calcium oxide, 8 parts of barium carbonate and 4 parts of potassium carbonate.
In the embodiment, the water reducing agent is a composite water reducing agent prepared from sodium tripolyphosphate, water glass and sodium humate according to a mass ratio of 1:1.5:1, and the addition amount of the water reducing agent accounts for 0.32% of the total mass of the ceramic body.
In this embodiment, the iron-containing compound is one or more of iron oxide, iron hydroxide, iron sulfate, and iron citrate.
In this embodiment, the anti-wear agent comprises the following raw materials in parts by weight: 15 parts of silicon carbide, 8 parts of hydroxyapatite, 0.5 part of silane coupling agent and 3 parts of nano diamond alkene.
In this embodiment, a method for preparing a wear-resistant weather-resistant domestic ceramic product made of waste ceramic materials includes the following steps:
A. preparing a ceramic blank:
s11, the waste ceramic treatment material is prepared by the following steps: crushing the waste ceramic to 300 meshes, adding polyvinyl alcohol, uniformly stirring, pressing into blocks under 0.85MPa, and crushing into granules to obtain a waste ceramic treatment material, wherein the mass ratio of the added polyvinyl alcohol to the waste ceramic is 1: 8;
s12, respectively weighing the waste ceramic processing material, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, pottery clay, dolomite, talcum powder and a water reducing agent according to parts by weight, mixing and stirring uniformly, grinding until the particle size is 650 meshes to obtain a grinding material with the water content of 20%, wherein the weight ratio of water added during wet grinding of the blank raw material is as follows: ball: water is 1:2.5:0.8, and the ball milling time is 18 h;
s13, placing the mixture in a forming machine, and pressing and forming to obtain a formed green body;
s14, placing the molded green body in a kiln, and firing and heating to ensure that the moisture content of the green body is below 3%;
s15, dipping the surface of the fired and molded blank into a high molecular polymer aqueous solution, and naturally drying to obtain a ceramic blank;
B. preparing glaze:
s21, preparing the ground glaze, weighing the waste ceramic treatment material, albite, calcite, kaolin, mica, quartz and the iron-containing compound according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 70 degrees, and the weight ratio of the water added during wet grinding of the ground glaze raw material is as follows: ball: water is 1:2.5:0.5, and the ball milling time is 20 h;
s22, preparing the overglaze, weighing the waste ceramic processing material, albite, calcined kaolin, calcined talc, bauxite, frit and wear-resisting agent according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 50 degrees, and the weight ratio of the water added during wet grinding of the overglaze raw material is as follows: ball: water is 1:2.4:0.8, and the ball milling time is 25 h;
C. glazing:
s31, evenly applying the ground glaze slip on the ceramic body, airing, then applying the cover glaze slip on the ground glaze layer, and firing at medium temperature to obtain the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic material.
In this example, in step S15, the high molecular polymer is sodium carboxymethyl cellulose or sizing resin, and the concentration of the high molecular polymer aqueous solution is 1.5 wt%.
In the embodiment, the glazing amount of the ground coat is 550g/m2The glazing amount of the overglaze is 250g/m2
In this embodiment, the coefficient of thermal expansion of the ceramic body is controlled to 7.0X 10-6The thermal expansion coefficient of the ground coat is controlled to be 6.0 multiplied by 10 DEG C-6The thermal expansion coefficient of the overglaze is controlled to be 5.8 multiplied by 10 DEG C-6℃。
In the embodiment, in step S31, the glazed body is baked in a weak reducing atmosphere, the temperature is raised at a speed of 15 ℃/min to 1100 ℃, and the glaze begins to phase separate; heating at 5 deg.C/min to 1200 deg.C, maintaining for 15min, and cooling to room temperature.
Comparative example 1:
the difference from example 3 is that no kaolin was added to the ceramic body, and the other steps are the same as example 3.
Comparative example 2:
the difference from example 3 is that no frit was added to the overglaze, and the rest is the same as example 3.
Comparative example 3:
the difference from example 3 is that no anti-abrasion agent is added to the overglaze, and the rest is the same as example 3.
Comparative example 4:
the difference from example 3 is that the surface of the ceramic body is not impregnated with the aqueous solution of the high molecular polymer, and the other steps are the same as example 3.
The following performance tests were performed on the abrasion-resistant and weather-resistant domestic ceramic products made of the waste ceramic materials obtained in examples 2 to 4 of the present invention and comparative examples 1 to 4 and the ordinary domestic ceramic products made by the conventional formulation process, and the test results are shown in table 1:
TABLE 1
Figure BDA0002647657580000101
From the analysis of the above table, the invention selects the raw material compositions of the ceramic body, the ground glaze and the overglaze respectively, not only gives full play to the respective advantages, but also supplements and promotes each other, so that the ceramic product prepared by the invention has the advantages of strong weather resistance, strong wear resistance, low firing temperature, smooth and flat glaze surface and the like.
As can be seen from the analysis of the above table, the pottery clay with a proper proportion is added into the ceramic body of the invention, and the pottery clay is matched with other components, thereby playing a good synergistic effect and improving the high and low temperature resistance of the ceramic.
From the above table analysis, the invention covers a proper amount of high molecular polymer solution on the surface of the ceramic body, and after drying, a layer of high molecular polymer microporous film can be formed on the surface of the ceramic body, which plays the role of a screen mesh and can prevent solid particles in the glaze slurry from entering pores of the body, thereby effectively avoiding small holes from being generated on the glaze surface. So that a uniform and compact glaze layer can be formed during glazing, and a ceramic product with smooth and flat glaze surface can be obtained after firing.
From the analysis of the above table, the frit with a proper proportion is added into the ceramic body, the raw material composition of the frit is optimized, the frit is matched with other components, a good synergistic effect is achieved, the firing temperature of the domestic ceramic is reduced, the firing period is shortened, the production cost is obviously reduced, and the wear-resistant hardness of the glaze is ensured.
From the analysis of the table above, the overglaze of the invention is added with the wear-resisting agent with proper proportion, optimizes the content of each raw material, and has good synergistic effect by matching with other components, so that the daily ceramic prepared by the invention has enhanced wear resistance, durability and practicability.
In conclusion, the wear-resistant and weather-resistant domestic ceramic product prepared from the waste ceramic material has good performance in all aspects, is remarkably improved, can greatly meet the market demand, and has optimal performance under the condition of comparison, and the corresponding formula dosage and the preparation method are optimal schemes.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and these modifications and adaptations should be considered within the scope of the invention.

Claims (10)

1. The wear-resistant weather-resistant domestic ceramic product is characterized by comprising a ceramic blank body, and a ground glaze and a surface glaze which are sequentially applied to the outer surface of the ceramic blank body, wherein the ceramic blank body comprises the following raw materials in parts by weight: 30-35 parts of waste ceramic treatment material, 10-20 parts of frog-mesh soil, 18-26 parts of magnesium-based montmorillonite, 10-18 parts of wollastonite, 8-15 parts of sodalite, 5-18 parts of argil, 8-15 parts of dolomite, 5-10 parts of talcum powder and 0.1-2.5 parts of water reducing agent;
the ground glaze comprises the following raw materials in parts by weight: 5-12 parts of waste ceramic treatment material, 15-20 parts of albite, 8-15 parts of calcite, 15-28 parts of kaolin, 5-10 parts of mica, 5-10 parts of quartz and 10-15 parts of iron-containing compound;
the overglaze comprises the following raw materials in parts by weight: 8-12 parts of waste ceramic treatment material, 15-28 parts of albite, 10-15 parts of calcined kaolin, 6-10 parts of calcined talc, 5-10 parts of bauxite, 3-6 parts of frit and 0.1-1.2 parts of wear-resisting agent.
2. The abrasion-resistant weather-resistant domestic ceramic product made of waste ceramic materials according to claim 1, wherein the frit comprises the following raw materials in parts by weight: 5-15 parts of aluminum oxide, 5-10 parts of silicon dioxide, 10-20 parts of calcium oxide, 4-8 parts of barium carbonate and 2-4 parts of potassium carbonate.
3. The wear-resistant weather-resistant domestic ceramic product prepared from the waste ceramic material according to claim 1 is characterized in that the water reducing agent is a composite water reducing agent prepared from sodium tripolyphosphate, water glass and sodium humate according to a mass ratio of 1 (1-1.5): 1, and the addition amount of the water reducing agent accounts for 0.18-0.32% of the total mass of the ceramic blank.
4. The wear-resistant weather-resistant domestic ceramic product made of the waste ceramic materials according to claim 1, wherein the iron-containing compound is one or more of iron oxide, iron hydroxide, iron sulfate and iron citrate.
5. The abrasion-resistant weather-resistant domestic ceramic product made of the waste ceramic materials according to claim 1, wherein the abrasion-resistant agent comprises the following raw materials in parts by weight: 10-15 parts of silicon carbide, 8-12 parts of hydroxyapatite, 0.1-0.5 part of silane coupling agent and 1-3 parts of nano diamond alkene.
6. A process for the preparation of abrasion-resistant and weather-resistant domestic ceramic manufactured articles made of waste ceramic materials according to any of claims 1 to 5, characterized in that it comprises the following steps:
A. preparing a ceramic blank:
s11, the waste ceramic treatment material is prepared by the following steps: crushing the waste ceramic to 250-300 meshes, adding polyvinyl alcohol, uniformly stirring, pressing into blocks under 0.5-0.85 MPa, and crushing into granules to obtain a waste ceramic treatment material, wherein the mass ratio of the added polyvinyl alcohol to the waste ceramic is 1 (6.5-8);
s12, respectively weighing the waste ceramic treatment material, frog-mesh soil, magnesium-based montmorillonite, wollastonite, sodalite, pottery clay, dolomite, talcum powder and a water reducing agent according to parts by weight, mixing and stirring uniformly, grinding until the particle size is 500-650 meshes, and obtaining a grinding material with the water content of 15-20%, wherein the weight ratio of water added during wet grinding of the blank raw material is as follows: ball: water =1 (1.8-2.5) and (0.5-0.8), and the ball milling time is 15-18 h;
s13, placing the mixture in a forming machine, and pressing and forming to obtain a formed green body;
s14, placing the molded green body in a kiln, and firing and heating to ensure that the moisture content of the green body is below 3%;
s15, dipping the surface of the fired and molded blank into a high molecular polymer aqueous solution, and naturally drying to obtain a ceramic blank;
B. preparing glaze:
s21, preparing the ground glaze, weighing the waste ceramic treatment material, albite, calcite, kaolin, mica, quartz and the iron-containing compound according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain the glaze slurry, wherein the baume concentration is 60-70 degrees, and the weight ratio of the water added during wet grinding of the ground glaze raw material is as follows: ball: water =1 (1.6-2.5) and (0.4-0.6), and the ball milling time is 15-20 h;
s22, preparing overglaze, namely weighing the waste ceramic processing material, albite, calcined kaolin, calcined talc, bauxite, frit and an abrasion-resistant agent according to the parts by weight, adding water, uniformly mixing, grinding, sieving by a 250-mesh sieve to obtain glaze slurry, wherein the baume concentration is 40-50 degrees, and the weight ratio of the water added during wet grinding of the overglaze raw material is as follows: ball: water =1 (1.5-2.4): (0.4-0.8), ball milling time is 20-25 h;
C. glazing:
s31, evenly applying the ground glaze slip on the ceramic body, airing, then applying the cover glaze slip on the ground glaze layer, and firing at medium temperature to obtain the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic material.
7. The method for preparing the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic materials according to claim 6, wherein in the step S15, the high molecular polymer is sodium carboxymethyl cellulose or sizing resin, and the concentration of the high molecular polymer aqueous solution is 0.5-1.5 wt%.
8. The method for preparing the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic materials according to claim 6, wherein the glaze application amount of the ground glaze is 500-550 g/m2The glazing amount of the overglaze is 200-250 g/m2
9. The method for preparing the abrasion-resistant and weather-resistant domestic ceramic product made of the waste ceramic materials according to claim 6, wherein the thermal expansion coefficient of the ceramic body is controlled to 6.5 x 10-6~7.0×10-6The thermal expansion coefficient of the ground coat is controlled to be 5.5 multiplied by 10 DEG C-6~6.0×10-6The thermal expansion coefficient of the overglaze is controlled to be 5.2 multiplied by 10 DEG C-6~5.8×10-6℃。
10. The method for preparing the wear-resistant weather-resistant domestic ceramic product made of the waste ceramic materials according to the claim 6 is characterized in that in the step S31, the glazed green body is baked in a weak reducing atmosphere, the temperature is raised at the speed of 5-15 ℃/min to 1050-1100 ℃, and the glaze begins to phase separate; and then heating at the speed of 1-5 ℃/min to 1180-1200 ℃, preserving heat for 5-15 min, and finally cooling to room temperature to obtain the product.
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CN114180936A (en) * 2021-12-24 2022-03-15 德化县京隆堂陶瓷有限责任公司 Carbon-core silver corona spot-shaped glazed ceramic product and preparation method thereof
CN114634351A (en) * 2022-03-28 2022-06-17 醴陵华鑫电瓷科技股份有限公司 Method for preparing ceramic grinding ball for electroceramic production by using non-calcined porcelain waste mud
CN115893982A (en) * 2022-11-08 2023-04-04 广西欧神诺陶瓷有限公司 A method for recycling recycled materials and ceramic tiles
CN116003105A (en) * 2022-12-28 2023-04-25 广东欧文莱陶瓷有限公司 Method for preparing ceramic tile with wear-resisting effect by taking recycled waste as raw material
CN117800709A (en) * 2023-12-29 2024-04-02 宜兴市丁山耐火器材有限公司 A one-time firing wear-resistant glazed clinker brick and its preparation method
CN118271068A (en) * 2024-03-29 2024-07-02 福建省德化龙峰陶瓷有限公司 Production technology of high-quality patterned glaze porcelain using discarded ceramics

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Publication number Priority date Publication date Assignee Title
CN114180936A (en) * 2021-12-24 2022-03-15 德化县京隆堂陶瓷有限责任公司 Carbon-core silver corona spot-shaped glazed ceramic product and preparation method thereof
CN114180936B (en) * 2021-12-24 2022-09-27 德化县京隆堂陶瓷有限责任公司 Carbon-core silver corona spot-shaped glazed ceramic product and preparation method thereof
CN114634351A (en) * 2022-03-28 2022-06-17 醴陵华鑫电瓷科技股份有限公司 Method for preparing ceramic grinding ball for electroceramic production by using non-calcined porcelain waste mud
CN115893982A (en) * 2022-11-08 2023-04-04 广西欧神诺陶瓷有限公司 A method for recycling recycled materials and ceramic tiles
CN115893982B (en) * 2022-11-08 2023-11-28 广西欧神诺陶瓷有限公司 Recycling method of reclaimed materials and ceramic tile
CN116003105A (en) * 2022-12-28 2023-04-25 广东欧文莱陶瓷有限公司 Method for preparing ceramic tile with wear-resisting effect by taking recycled waste as raw material
CN116003105B (en) * 2022-12-28 2023-10-13 广东欧文莱陶瓷有限公司 Method for preparing ceramic tile with wear-resisting effect by taking recycled waste as raw material
CN117800709A (en) * 2023-12-29 2024-04-02 宜兴市丁山耐火器材有限公司 A one-time firing wear-resistant glazed clinker brick and its preparation method
CN118271068A (en) * 2024-03-29 2024-07-02 福建省德化龙峰陶瓷有限公司 Production technology of high-quality patterned glaze porcelain using discarded ceramics
CN118271068B (en) * 2024-03-29 2025-11-04 福建省德化龙峰陶瓷有限公司 Manufacturing process of producing high-quality patterned glazed porcelain from waste ceramics

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