CN113354284A - Ceramic glaze material with seven-color halo effect, ceramic rock plate and preparation method and application thereof - Google Patents

Ceramic glaze material with seven-color halo effect, ceramic rock plate and preparation method and application thereof Download PDF

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CN113354284A
CN113354284A CN202110646814.2A CN202110646814A CN113354284A CN 113354284 A CN113354284 A CN 113354284A CN 202110646814 A CN202110646814 A CN 202110646814A CN 113354284 A CN113354284 A CN 113354284A
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ceramic
glaze
parts
ceramic glaze
temperature
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CN113354284B (en
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张缇
柯善军
马超
田维
朱志超
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Foshan Oceano Ceramics Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/14—Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50—Coating 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
    • C04B41/5022—Coating 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 with vitreous materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81—Coating or impregnation
    • C04B41/85—Coating or impregnation with inorganic materials
    • C04B41/86—Glazes; Cold glazes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
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Abstract

The invention belongs to the field of building materials, and discloses a ceramic glaze material with a seven-color halo effect, a ceramic rock plate, a preparation method and an application thereof, wherein the ceramic glaze material comprises the following components: rosepsite, cobalt oxide and cryptomelane. The rosette added in the formula has glass luster, and forms a dendritic spinel (AB) with cobalt oxide and manganese wolframite in the sintering process2O4、MFe2O4) The crystal forms phase splitting on the glaze surface when being fired and cooled, and forms a phase splitting glaze effect similar to a tree shape; meanwhile, sintering the rose pyroxene to obtain hematite and magnetite crystals, wherein the refractive indexes of the hematite and the magnetite crystals are different from those of a glass phase in the ceramic glaze, so that when sunlight irradiates on the glaze, the interaction between light rays refracted by different crystal faces can present interference colors, namely rainbow colors similar to those in the nature. The invention forms a tree on the glaze layer by reasonable compounding and controlling the firing processBranched spinel type (AB)2O4、MFe2O4) The crystal makes the prepared ceramic rock plate have the effect similar to colorful halo.

Description

Ceramic glaze material with seven-color halo effect, ceramic rock plate and preparation method and application thereof
Technical Field
The invention belongs to the technical field of building materials, and particularly relates to a ceramic glaze material with a colorful halo effect, a ceramic rock plate, a preparation method and an application thereof.
Background
At present, ceramic rock plates serving as non-metallic inorganic materials in home space decoration materials have great material performance advantages, such as large plate surface, low water absorption, high hardness, wear resistance, acid and alkali resistance, fire resistance, flame retardance, high temperature resistance and the like, and are green, healthy and environment-friendly home decoration materials. Compared with the traditional building materials, the ceramic rock plate product has more exquisite texture, hardness, flexibility and wear resistance. However, the existing ceramic rock plate products are mainly white or black in color tone or similar to kara and Loran patterns, are serious in homogenization, single in style and poor in surface decoration effect, and cannot meet actual requirements.
Disclosure of Invention
The invention provides a ceramic glaze material with a seven-color halo effect, a ceramic rock plate, a preparation method and an application thereof, which aim to solve one or more technical problems in the prior art and at least provide a beneficial selection or creation condition.
In order to overcome the technical problems, the technical scheme adopted by the invention is as follows:
the ceramic glaze comprises the following raw material components: rosepsite, cobalt oxide and cryptomelane.
Specifically, the spodumene added in the formula of the ceramic glaze with the seven-color halo effect is a fine-grained massive crystal aggregate with glass luster (the chemical composition is (Mn, Ca) [ SiO ]3]) During sintering, the added roseautomated, cobalt oxide and wolframite form various spinel types (AB)2O4) Crystal branches, when the glaze is sintered and cooled, the glaze surface begins to form phase separation, and the glaze layer with a large number of nano microcrystals separates out spinel crystal nuclei containing Mn, Co and Al to form dendritic spinel (AB)2O4、MFe2O4) Crystalline, also arborescent spinel type (AB)2O4、MFe2O4) With continuous consumption of crystals in the enamel layerMn, Co and Al, thereby forming a dendritic-like phase-splitting glaze effect.
On the other hand, sintering of multiflora pyroxene can produce hematite (Fe)2O3) And magnetite (Fe)3O4) The refractive indexes of the two crystals are respectively hematite crystal 2.94-3.22 and magnetite crystal 2.42, and the refractive index of the glass phase in the ceramic glaze material is 1.5-1.8, because the refractive indexes of the hematite crystal, the magnetite crystal and the glass phase of the ceramic glaze material are different; meanwhile, the colorful halo is a visual effect visible to the naked eye. That is, the color of the product is changeable under the illumination of different directions, the product is brilliant, when the phase separation glaze crystal phase presents the branch shape, the crystal thickness is different, on the branch crystal layer of different thickness, the light interference effect is different, therefore, when the sunlight shines on the glaze, the light interaction of different crystal planes refraction can present the interference color, be similar to the rainbow color in nature promptly.
As a further improvement of the scheme, the raw material components for preparing the ceramic glaze comprise the following components in parts by weight: 15-20 parts of rosepside, 2-5 parts of cobalt oxide and 6-12 parts of wolframite.
As a further improvement of the above scheme, the raw material components for preparing the ceramic glaze further comprise, by weight: fusing agent, quartz sand, bismuth oxide, ammonium metavanadate, calcined talc, calcite and binder; preferably, the raw material components of the ceramic glaze further comprise: 25-35 parts of fusing agent, 7-10 parts of quartz sand, 10-15 parts of bismuth oxide, 2-5 parts of ammonium metavanadate, 1-3 parts of calcined talc, 3-5 parts of calcite and 0.2-3 parts of binder.
Specifically, the main component of the quartz sand is SiO2Introducing Si element into the glaze to form a Si-O polyhedral structure; the ammonium metavanadate is used as a mineralizer in the glaze, so that the sintering temperature of the glaze can be reduced; the structure of the calcined talc is Mg3[Si4O10](OH)2Mg element is introduced into the glaze, and the firing temperature of the glaze can be reduced by taking the firing talc as a mineralizer in the glaze; the main component of calcite being CaCO3Ca element is introduced into the glaze, and calcite is used as a mineralizer in the glaze to reduce the firing temperature of the glaze.
As a further improvement of the above scheme, the flux comprises neon and potash feldspar; preferably, the neon is 5 to 10 parts by weight, and the potassium feldspar is 20 to 25 parts by weight. Further, the neon light contains neon stone (chemical formula is NaFe)3+[Si2O6]) 30-55% pyroxene (chemical formula of Ca (Mg, Fe, Al) [ (Si, Al)2O6)45-70％。
Specifically, the neon spar and the potash feldspar introduced in the formula are mainly used as high-temperature solvents. During sintering, the neon spar and the potash feldspar are melted and form a glass phase with K, Na, Si, Al and O as main elements. With further increase in temperature, the viscosity of the glass continuously decreases and the glassy phase can gradually dissolve other solid particles as a high temperature solvent, forming a homogeneous liquid phase mixture.
As a further improvement of the above scheme, the chemical composition of the rose pyroxene comprises the following components in percentage by weight: SiO 2244-49％、MnO 30-50％、CaO 3-8％、Fe2O32-10%, FeO 1-5%, MgO 1-6% and ZnO 2-7%.
Further, the chemical composition of the potassium feldspar comprises the following components in percentage by weight: SiO 22 60-70％、Al2O3 15-20％、CaO 0.1-0.5％、K2O 9-13％、Na2O1-5%, others<0.1 percent; the chemical composition of the quartz sand comprises: SiO 22 99.4％、Al2O30.35% and the other 0.25%; the chemical composition of the wolframite ore comprises: MnO 22-30% and WO372-77％。
Further, the binder is ISOBAM (isobutylene maleic anhydride copolymer), specifically selected from at least one of ISOBAM-600 (standard specification, molecular weight 6000) and ISOBAM-104 (acyl colloid-ammonium salt). The ISOBAM (isobutylene maleic anhydride copolymer) is an alternating copolymer of isobutylene and maleic acid, and has more excellent bonding performance compared with the conventional water-soluble polymers such as polyvinyl alcohol and cellulose derivatives which are commonly used in ceramic formulations. The ISOBAM-600 with the molecular weight of 6000, which is preferred in the invention, can generate a chelate with metal ions in water, thereby realizing effective bonding; preferred ISOBAM-104 (acyl gum-ammonium salt) of the present invention is water soluble, has excellent dispersibility to the raw materials used in the present invention, and has no ash residue after sintering.
The method for preparing ceramic glaze according to any one of the preceding claims, comprising the following steps: taking raw material components, mixing and ball-milling to obtain glaze slurry, and sieving, deironing and aging to obtain the ceramic glaze. Specifically, the preparation process of the ceramic glaze comprises the following steps: taking raw materials, and putting the raw materials into a ball mill; adding water and grinding for 5-7 hours to obtain glaze slip, wherein the fineness of the glaze slip is 0.08-0.15% of the residue of a ten thousand-hole sieve; sieving the glaze slip with a 325-mesh sieve, removing iron, pumping into a slip tank, and aging to obtain the finished product.
A ceramic rock plate is prepared by adopting the ceramic glaze material.
The method for preparing the ceramic rock plate comprises the following steps: the ceramic glaze material is applied on the ceramic rock plate blank, and the ceramic rock plate is obtained after drying and sintering. Specifically, the ceramic rock plate blank is a whole body non-layered ceramic blank which is formed by pressing through a large-tonnage press (15000-36000 tons) and has the specification of 900 multiplied by 1800mm, 1600 multiplied by 3200mm and 2400 multiplied by 1200 mm.
As a further improvement of the scheme, the maximum firing temperature of the firing is 1060-1160 ℃, and the firing period is 130-225 min; preferably, the firing process is: raising the temperature from room temperature to 800 ℃ at the temperature raising rate of 8-15 ℃/min, and keeping the temperature for about 10 minutes (a crystal nucleation area); heating from room temperature to 1060 ℃ at the heating rate of 6-10 ℃/min, and keeping the temperature for about 10 minutes (high-temperature sintering area); the temperature is raised to 1160 ℃ at the heating rate of 2-6 ℃/min, and the temperature is kept for about 20 minutes (crystal growth area).
The invention has the beneficial effects that:
the invention provides a ceramic glaze material with a seven-color halo effect, a ceramic rock plate, a preparation method and an application thereof2O4、MFe2O4) Crystals, glaze when fired and cooledThe surface begins to form phase separation, and a dendritic phase separation glaze surface effect is formed; meanwhile, sintering the rose pyroxene to obtain hematite and magnetite crystals, wherein the refractive indexes of the hematite and the magnetite crystals are different from those of a glass phase in the ceramic glaze, so that when sunlight irradiates on the glaze, the interaction between light rays refracted by different crystal faces can present interference colors, namely rainbow colors similar to those in the nature. The invention forms the dendritic spinel (AB) type on the glaze layer by reasonable compounding and controlling the firing process2O4、MFe2O4) The crystal enables the prepared ceramic rock plate to have the effect similar to colorful halation, and the ceramic rock plate has excellent comprehensive performance and wide application prospect.
Drawings
FIG. 1 is a flow chart of the process for preparing the ceramic rock plate with the colorful halo effect of the invention;
FIG. 2 is a firing curve of the ceramic rock plate of the present invention;
FIG. 3 is a graph of the thickness distribution of the crystals of the glaze layer in the seven-color halo effect ceramic slate of the present invention.
Detailed Description
The present invention is specifically described below with reference to examples in order to facilitate understanding of the present invention by those skilled in the art. It should be particularly noted that the examples are given solely for the purpose of illustration and are not to be construed as limitations on the scope of the invention, as non-essential improvements and modifications to the invention may occur to those skilled in the art, which fall within the scope of the invention as defined by the appended claims. Meanwhile, the raw materials mentioned below are not specified in detail and are all commercially available products; the process steps or extraction methods not mentioned in detail are all process steps or extraction methods known to the person skilled in the art.
Example 1
A ceramic glaze with a seven-color halo effect comprises the following raw material components in parts by weight: 9 parts of neon pyroxene, 25 parts of potassium feldspar, 9 parts of quartz sand, 18 parts of multiflora pyroxene, 3 parts of cobalt oxide, 13 parts of bismuth oxide, 4 parts of ammonium metavanadate, 12 parts of tungstomanganese ore, 2.5 parts of calcined talc, 4 parts of calcite and 0.5 part of binder.
Wherein the neon comprises 55 percent of neon and 45 percent of pyroxene;
the chemical composition of the potassium feldspar is as follows: SiO 22 65％、Al2O3 19％、CaO 0.3％、K2O 12.7％、Na2O2.95% and others 0.05%;
the quartz sand comprises the following chemical components: SiO 22 99.4％、Al2O30.35% and the other 0.25%;
the chemical composition of the rose pyroxene is as follows: SiO 22 45％、MnO 32％、CaO 5％、Fe2O3 4％、FeO 4％、MgO 5％、ZnO 5％；
The chemical composition of the wolframite ore is as follows: MnO 25%, WO3 75％；
The binder is ISOBAM-600.
A preparation method of a ceramic rock plate with a colorful halo effect comprises the following steps:
s1, weighing the raw materials according to the formula of the ceramic glaze with the seven-color halo effect, and putting the raw materials into a ball mill;
s2, adding water, grinding for 6.5 hours to obtain glaze slip, wherein the fineness of the glaze slip is 0.12% of the residue of a ten thousand-hole sieve;
s3, filtering the glaze slurry through a 325-mesh sieve, removing iron, pumping the glaze slurry into a slurry pool, and aging to obtain the ceramic glaze with the colorful halo effect;
s4, applying ceramic glaze with a seven-color halo effect on the ceramic rock plate blank by adopting a glaze spraying method, drying and then sintering in a roller kiln, wherein the maximum sintering temperature is 1160 ℃, the sintering period is about 139min, and the specific sintering process is as follows: raising the temperature from room temperature to 800 ℃ (the heating rate is 15 ℃/min, and the temperature is kept for 10 minutes), slowly raising the temperature to 1060 ℃ (the heating rate is 8 ℃/min, and the temperature is kept for 10 minutes), raising the temperature to the maximum firing temperature 1160 ℃ at the heating rate of 4 ℃/min, and keeping the temperature for 20 minutes. And obtaining a ceramic rock plate finished product.
Example 2
A ceramic glaze with a seven-color halo effect comprises the following raw material components in parts by weight: 10 parts of neon pyroxene, 23 parts of potassium feldspar, 8 parts of quartz sand, 17.5 parts of multiflower pyroxene, 4.5 parts of cobalt oxide, 13 parts of bismuth oxide, 4 parts of ammonium metavanadate, 11.5 parts of tungstomanganese ore, 2 parts of calcined talc, 4 parts of calcite and 2.5 parts of binder.
Wherein the neon comprises 55 percent of neon and 45 percent of neon;
the chemical composition of the potassium feldspar is as follows: SiO 22 65％、Al2O3 19％、CaO 0.3％、K2O 12.7％、Na2O2.95% and others 0.05%;
the quartz sand comprises the following chemical components: SiO 22 99.4％、Al2O30.35% and the other 0.25%;
the chemical composition of the rose pyroxene is as follows: SiO 22 45％、MnO 32％、CaO 5％、Fe2O3 4％、FeO 4％、MgO 5％、ZnO 5％；
The chemical composition of the wolframite ore is as follows: MnO 25%, WO3 75％；
The binder is a mixture of 50% ISOBAM-600 and 50% ISOBAM-104.
A preparation method of a ceramic rock plate with a colorful halo effect comprises the following steps:
s1, weighing the raw materials according to the formula of the ceramic glaze with the seven-color halo effect, and putting the raw materials into a ball mill;
s2, adding water, grinding for 6.5 hours to obtain glaze slip, wherein the fineness of the glaze slip is 0.09% of the residue of a ten-thousand-hole sieve;
s3, filtering the glaze slurry through a 325-mesh sieve, removing iron, pumping the glaze slurry into a slurry pool, and aging to obtain the ceramic glaze with the colorful halo effect;
s4, applying ceramic glaze with a seven-color halo effect on the ceramic rock plate blank by adopting a glaze spraying method, drying and then sintering in a roller kiln, wherein the maximum sintering temperature is 1160 ℃, the sintering period is about 139min, and the specific sintering process is as follows: raising the temperature from room temperature to 800 ℃ (the heating rate is 15 ℃/min, and the temperature is kept for 10 minutes), slowly raising the temperature to 1060 ℃ (the heating rate is 8 ℃/min, and the temperature is kept for 10 minutes), raising the temperature to the maximum firing temperature 1160 ℃ at the heating rate of 4 ℃/min, and keeping the temperature for 20 minutes. And obtaining a ceramic rock plate finished product.
Example 3
A ceramic glaze with a seven-color halo effect comprises the following raw material components in parts by weight: 9 parts of neon pyroxene, 25 parts of potassium feldspar, 9 parts of quartz sand, 18 parts of multiflora pyroxene, 3 parts of cobalt oxide, 13 parts of bismuth oxide, 4 parts of ammonium metavanadate, 12 parts of tungstomanganese ore, 2.5 parts of calcined talc, 4 parts of calcite and 0.5 part of binder.
Wherein the neon comprises 55 percent of neon and 45 percent of neon;
the chemical composition of the potassium feldspar is as follows: SiO 22 65％、Al2O3 19％、CaO 0.3％、K2O 12.7％、Na2O2.95% and others 0.05%;
the quartz sand comprises the following chemical components: SiO 22 99.4％、Al2O30.35% and the other 0.25%;
the chemical composition of the rose pyroxene is as follows: SiO 22 45％、MnO 32％、CaO 5％、Fe2O3 4％、FeO 4％、MgO 5％、ZnO 5％；
The chemical composition of the wolframite ore is as follows: MnO 25%, WO3 75％；
The binder is a mixture of 80% ISOBAM-600 and 20% ISOBAM-104.
A preparation method of a ceramic rock plate with a colorful halo effect comprises the following steps:
s1, weighing the raw materials according to the formula of the ceramic glaze with the seven-color halo effect, and putting the raw materials into a ball mill;
s2, adding water, grinding for 6.5 hours to obtain glaze slip, wherein the fineness of the glaze slip is 0.12% of the residue of a ten thousand-hole sieve;
s3, filtering the glaze slurry through a 325-mesh sieve, removing iron, pumping the glaze slurry into a slurry pool, and aging to obtain the ceramic glaze with the colorful halo effect;
s4, applying ceramic glaze with a seven-color halo effect on the ceramic rock plate blank by adopting a glaze spraying method, drying and then sintering in a roller kiln, wherein the maximum sintering temperature is 1160 ℃, the sintering period is about 139min, and the specific sintering process is as follows: raising the temperature from room temperature to 800 ℃ (the heating rate is 15 ℃/min, and the temperature is kept for 10 minutes), slowly raising the temperature to 1060 ℃ (the heating rate is 8 ℃/min, and the temperature is kept for 10 minutes), raising the temperature to the maximum firing temperature 1160 ℃ at the heating rate of 4 ℃/min, and keeping the temperature for 20 minutes. And obtaining a ceramic rock plate finished product.
Comparative example 1
Comparative example 1 is different from example 1 in that comparative example 1 does not contain rose pyroxene, and the remaining components and preparation process are the same as example 1. And obtaining a ceramic rock plate finished product.
Comparative example 2
Comparative example 2 is different from example 1 in that comparative example 2 does not contain cobalt oxide, and the remaining components and preparation process are the same as example 1. And obtaining a ceramic rock plate finished product.
Comparative example 3
The comparative example 3 is different from the example 1 in that the comparative example 3 does not contain the wolframite and the rest of the components and the preparation process are the same as the example 1. And obtaining a ceramic rock plate finished product.
Comparative example 4
Comparative example 4 is a commercially available ceramic glaze for a general ceramic rock plate and a general ceramic rock plate finished product.
The ceramic glaze for the common ceramic rock plate comprises the following components in parts by weight:
12.5 parts of potash feldspar, 12.5 parts of albite, 10 parts of zirconium silicate, 8 parts of kaolin, 22 parts of quartz, 12 parts of limestone, 9.5 parts of wollastonite, 5 parts of zinc oxide, 2 parts of alumina and 6.5 parts of talc.
The preparation method of the common ceramic rock plate comprises the following steps:
s1, weighing the raw materials according to the proportion of the common ceramic glaze for the ceramic rock plate, and putting the raw materials into a ball mill;
s2, adding water, grinding for 6.5 hours to obtain glaze slip, wherein the fineness of the glaze slip is 0.12% of the residue of a ten thousand-hole sieve;
s3, filtering the glaze slurry through a 325-mesh sieve, removing iron, pumping the glaze slurry into a slurry tank, and ageing to obtain a ceramic glaze material for the common ceramic rock plate;
and S4, distributing ceramic glaze for the common ceramic rock plate on the ceramic rock plate blank by adopting a glaze spraying method, drying, and then sintering in a roller kiln, wherein the maximum sintering temperature is 1200 ℃, and the sintering period is 130 min.
When the ceramic rock boards obtained in examples 1 to 3 and comparative examples 1 to 4 were placed in the sunlight, it was clearly seen that the glaze of the ceramic rock boards obtained in examples 1 to 3 exhibited an obvious seven-color halo effect, and the ceramic rock boards obtained in comparative examples 1 to 4 failed to exhibit a seven-color halo effect.
FIG. 1 is a flow chart of the preparation process of the ceramic rock plate with the colorful halo effect.
Fig. 2 is a firing curve of the ceramic rock plate of the present invention. The firing process comprises the following steps: raising the temperature from room temperature to 800 ℃ at the temperature raising rate of 8-15 ℃/min, and keeping the temperature for about 10 minutes (a crystal nucleation area); heating from room temperature to 1060 ℃ at the heating rate of 6-10 ℃/min, and keeping the temperature for about 10 minutes (high-temperature sintering area); raising the temperature to 1160 ℃ at the heating rate of 2-6 ℃/min, and keeping the temperature for about 20 minutes (a crystal growth area); wherein, the crystal nucleation area is subjected to heat preservation for 10min to form fine grains, and a large number of fine grains are formed after heat preservation; keeping the temperature of the high-temperature sintering area for 10min, taking the fine crystal grains as anchor points, and enabling the crystal to grow directionally to change the crystal grains from the anchor points into dendritic crystals; and (3) keeping the temperature of the crystal growth area for 20min, continuing to grow the dendritic crystals, and meanwhile, because the thickness of the crystals is different, the optical interference effect is different on the dendritic crystal layers with different thicknesses. When sunlight irradiates on the glaze surface, the interaction between the rays refracted by different crystal planes can present interference color, namely rainbow color similar to the natural color.
FIG. 3 is a graph of the thickness distribution of the crystals of the glaze layer in the seven-color halo effect ceramic slate of the present invention. As can be seen from FIG. 3, the thickness of the crystal at the edge of the glaze layer is very thin, and the thickness is different from the thickness at the center of the glaze layer, the thickness of the thick crystal is about 400nm, and the thickness of the thin crystal is more than that of the thick crystal at 300 nm. The thickness of the crystal in the ceramic tile glaze layer is different, so that the optical interference effect is different on the branch crystal layers with different thicknesses. When sunlight irradiates on the glaze surface, the interaction between the rays refracted by different crystal planes can present interference color, namely rainbow color similar to the natural color.
It will be obvious to those skilled in the art that many simple derivations or substitutions can be made without inventive effort without departing from the inventive concept. Therefore, simple modifications to the present invention by those skilled in the art according to the present disclosure should be within the scope of the present invention. The above embodiments are preferred embodiments of the present invention, and all similar processes and equivalent variations to those of the present invention should fall within the scope of the present invention.

Claims (10)

1. The ceramic glaze is characterized in that the raw material components for preparing the ceramic glaze comprise: rosepsite, cobalt oxide and cryptomelane.
2. The ceramic glaze according to claim 1, wherein the raw material components for preparing the ceramic glaze comprise, by weight: 15-20 parts of rosepside, 2-5 parts of cobalt oxide and 6-12 parts of wolframite.
3. The ceramic glaze according to claim 1 or 2, wherein the raw material components for preparing the ceramic glaze further comprise: fusing agent, quartz sand, bismuth oxide, ammonium metavanadate, calcined talc, calcite and binder; preferably, the raw material components for preparing the ceramic glaze further comprise the following components in parts by weight: 25-35 parts of fusing agent, 7-10 parts of quartz sand, 10-15 parts of bismuth oxide, 2-5 parts of ammonium metavanadate, 1-3 parts of calcined talc, 3-5 parts of calcite and 0.2-3 parts of binder.
4. The ceramic glaze of claim 3 wherein the flux comprises neon and potash feldspar; preferably, the neon is 5 to 10 parts by weight, and the potassium feldspar is 20 to 25 parts by weight.
5. The ceramic glaze of claim 1 wherein the chemical composition of the rose pyroxene comprises, in weight percent: SiO 22 44-49％、MnO 30-50％、CaO 3-8％、Fe2O32-10%, FeO 1-5%, MgO 1-6% and ZnO 2-7%.
6. The method for preparing ceramic frits according to any one of claims 1 to 5, comprising the steps of: taking raw material components, mixing and ball-milling to obtain glaze slurry, and sieving, deironing and aging to obtain the ceramic glaze.
7. A ceramic rock plate produced using the ceramic glaze according to any one of claims 1 to 5.
8. The method of making a ceramic rock plate of claim 7, comprising the steps of: and (3) distributing the ceramic glaze on the ceramic rock plate blank, and drying and sintering to obtain the ceramic rock plate.
9. The method as claimed in claim 8, wherein the maximum firing temperature is 1060-1160 ℃ and the firing period is 130-225 min; preferably, the firing process is: heating from room temperature to 800 ℃ at the heating rate of 8-15 ℃/min, and keeping the temperature for about 10 minutes; heating from room temperature to 1060 ℃ at the heating rate of 6-10 ℃/min, and keeping the temperature for about 10 minutes; raising the temperature to 1160 ℃ at the heating rate of 2-6 ℃/min, and keeping the temperature for about 20 minutes.
10. Use of a ceramic glaze according to any one of claims 1 to 5 in the field of construction.
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09124342A (en) * 1995-11-01 1997-05-13 Yoshiyuki Mizukami Crystalline chrysanthemum-patterned stone and its production
CN108863072A (en) * 2018-09-28 2018-11-23 湖南益嘉瓷业有限公司 Seven color reaction glaze and preparation method thereof
CN112266271A (en) * 2020-12-25 2021-01-26 佛山市玉矶材料科技有限公司 Roller kiln low-temperature sintered colorful halo crystal glaze and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09124342A (en) * 1995-11-01 1997-05-13 Yoshiyuki Mizukami Crystalline chrysanthemum-patterned stone and its production
CN108863072A (en) * 2018-09-28 2018-11-23 湖南益嘉瓷业有限公司 Seven color reaction glaze and preparation method thereof
CN112266271A (en) * 2020-12-25 2021-01-26 佛山市玉矶材料科技有限公司 Roller kiln low-temperature sintered colorful halo crystal glaze and preparation method thereof

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