CN115872782B - Ceramic rock plate imitating terrazzo surface texture and preparation method thereof - Google Patents
Ceramic rock plate imitating terrazzo surface texture and preparation method thereof Download PDFInfo
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- CN115872782B CN115872782B CN202211662632.5A CN202211662632A CN115872782B CN 115872782 B CN115872782 B CN 115872782B CN 202211662632 A CN202211662632 A CN 202211662632A CN 115872782 B CN115872782 B CN 115872782B
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- 239000000919 ceramic Substances 0.000 title claims abstract description 56
- 239000011435 rock Substances 0.000 title claims abstract description 50
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000011521 glass Substances 0.000 claims abstract description 62
- 239000002245 particle Substances 0.000 claims abstract description 57
- 230000001427 coherent effect Effects 0.000 claims abstract description 49
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 32
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims abstract description 24
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910052656 albite Inorganic materials 0.000 claims abstract description 18
- 239000011787 zinc oxide Substances 0.000 claims abstract description 16
- 239000010453 quartz Substances 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000010456 wollastonite Substances 0.000 claims abstract description 15
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 15
- 239000011449 brick Substances 0.000 claims abstract description 12
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 claims abstract description 10
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 claims abstract description 10
- 229910000018 strontium carbonate Inorganic materials 0.000 claims abstract description 10
- 239000010434 nepheline Substances 0.000 claims abstract description 8
- 229910052664 nepheline Inorganic materials 0.000 claims abstract description 8
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims description 28
- 238000005507 spraying Methods 0.000 claims description 23
- 238000010304 firing Methods 0.000 claims description 21
- 239000004576 sand Substances 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 13
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 12
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 12
- 239000011734 sodium Substances 0.000 claims description 12
- 229910052708 sodium Inorganic materials 0.000 claims description 12
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- 239000004927 clay Substances 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- 239000004575 stone Substances 0.000 claims description 7
- 239000004115 Sodium Silicate Substances 0.000 claims description 6
- VCNTUJWBXWAWEJ-UHFFFAOYSA-J aluminum;sodium;dicarbonate Chemical compound [Na+].[Al+3].[O-]C([O-])=O.[O-]C([O-])=O VCNTUJWBXWAWEJ-UHFFFAOYSA-J 0.000 claims description 6
- 229910001647 dawsonite Inorganic materials 0.000 claims description 6
- 239000000049 pigment Substances 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 6
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 6
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 239000010438 granite Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 4
- 238000007641 inkjet printing Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000007639 printing Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 239000000725 suspension Substances 0.000 abstract description 4
- 238000002834 transmittance Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 230000004907 flux Effects 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 230000003373 anti-fouling effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000002969 artificial stone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 235000019387 fatty acid methyl ester Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
Abstract
The invention discloses a ceramic rock plate imitating the surface texture of terrazzo and a preparation method thereof, wherein the ceramic rock plate comprises a green body layer, an oily ink layer, a high-whiteness overglaze layer, a pattern layer and a high-glass coherent grain layer which are sequentially overlapped and arranged on the surface of the green body layer from bottom to top; the high-whiteness overglaze layer comprises the following components in parts by weight: 20-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 7-15 parts of alumina, 15-22 parts of zirconium silicate and 17-28 parts of quartz; the high-glass coherent particle layer comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 4-9 parts of alumina, 2-5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate. The rock plate is reacted with the water-based overglaze through oily ink to form a line effect, and then a layer of ultrathin glass is covered on the surface of the brick surface through high-glass coherent particles, so that the texture has a suspension sense with indistinct appearance, the surface smoothness is improved, and the touch sense is finer and finer.
Description
Technical Field
The invention relates to the field of ceramic rock plate manufacturing, in particular to a ceramic rock plate imitating terrazzo surface texture and a preparation method thereof.
Background
With the development of economy and the improvement of the living standard of people, the building decoration industry is more and more paid attention to, and the building decoration industry occupies a main part in house decoration. The ceramic product in the present stage is prepared by high-temperature firing after being pressed by a large-tonnage press, and has better physical and chemical properties compared with artificial stone, natural stone and the like. Terrazzo clearly has advantages in colour and stereo texture due to its natural nature in surface colour and texture nature, but natural mineral resources are becoming scarce as it is continually mined. Therefore, the ceramic product with the three-dimensional texture effect imitating the color of terrazzo is manufactured to replace the traditional terrazzo, and is one of the current product directions of ceramic production enterprises.
The surface of the existing terrazzo-like ceramic tile mainly adopts a mold to prepare the uneven surface of a green body to form the texture of granite, the glossiness can be controlled within 10 ℃, but the surface is rough, and the feeling of touching the tile surface by hands and feet is uncomfortable.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the invention is to provide a ceramic rock plate imitating the surface texture of terrazzo.
The second purpose of the invention is to provide a preparation method of the ceramic rock plate imitating the surface texture of terrazzo.
One of the purposes of the invention is realized by adopting the following technical scheme: the ceramic rock plate comprises a blank layer, an oily ink layer, a high-whiteness overglaze layer, a pattern layer and a high-glass coherent grain layer, wherein the oily ink layer, the high-whiteness overglaze layer, the pattern layer and the high-glass coherent grain layer are sequentially overlapped and arranged on the surface of the blank layer from bottom to top;
the high-whiteness overglaze layer comprises the following components in parts by weight: 20-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 7-15 parts of alumina, 15-22 parts of zirconium silicate and 17-28 parts of quartz;
the high-glass coherent particle layer comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 4-9 parts of alumina, 2-5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate.
Further, the high-whiteness overglaze layer is formed by spraying high-whiteness overglaze, and the high-whiteness overglaze comprises the following chemical components in percentage by mass: al (Al) 2 O 3 16-22％、SiO 2 55-65％、Fe 2 O 3 0.1-0.4％、CaO 1-3％、MgO 0.1-0.4％、K 2 O 2-4％、Na 2 O 0.5-3％、TiO 2 0-0.05％、ZrO 2 9-13％、SO 3 0.05-0.2% and loss on ignition of 1-3.5%.
Further, the high-glass coherent particle layer is formed by spraying high-glass coherent particles, and the high-glass coherent particles comprise the following chemical components in percentage by mass: al (Al) 2 O 3 14-20％、SiO 2 43-60％、Fe 2 O 3 0-0.05％、CaO 2-4％、MgO 0-0.05％、K 2 O 2-4％、Na 2 O 3-6％、TiO 2 0.05 to 0.4 percent, 8 to 12 percent of BaO, 2 to 5 percent of ZnO, 2 to 5 percent of SrO and 0.05 to 0.3 percent of loss on ignition.
Further, the green body layer is a clean color blank, and the clean color blank is prepared from the following components in parts by weight: 16-18 parts of dawsonite, 3-5 parts of potassium feldspar, 12-14 parts of ultrawhite stone particles, 1-3 parts of strong plastic sand, 20-24 parts of refined sand, 26-31 parts of kaolin, 2-4 parts of high alumina powder, 3-5 parts of high clay, 6-8 parts of Fubai sand, 4-5 parts of black pigment, 0.5-0.8 part of sodium silicate, 0.1-0.3 part of sodium tripolyphosphate and 0.1-0.2 part of a dispergator.
Further, the oily ink layer is a layer of transparent oily ink, the gray scale of the thick ink line is 20-40%, and the gray scale of the thin ink line is 60-70%.
The second purpose of the invention is realized by adopting the following technical scheme: a preparation method of a ceramic rock plate imitating terrazzo surface texture comprises the following steps:
(1) Blank forming
Pressing and forming the green body powder into a ceramic green body; conveying the formed green body to a drying kiln for drying; the green body is dried in a drying kiln to obtain a green body;
(2) Oil-jet ink
Spraying a layer of transparent oily ink on the surface of the green body according to the texture of the design drawing, wherein the gray level of a thick line is 30%, and the gray level of a thin line is 65%;
(3) Spraying high whiteness overglaze
Spraying a layer of high-whiteness overglaze on the surface of the green body, wherein the fineness of the high-whiteness overglaze is 1.52g/ml, and the glazing quantity is 115g/m 2 ；
(4) Spray pattern
Printing a pre-designed granite pattern on the surface of the green body through ink-jet printing;
(5) High-spraying glass coherent particle
Spraying a layer of high-glass coherent particles on the surface of the green body, wherein the particle size of the high-glass coherent particles is 400 meshes;
(6) Drying
The glazed green bricks are sent into a drying kiln for drying, the drying temperature is 280-330 ℃, and the moisture is less than or equal to 0.3 percent;
(7) Firing
And (3) feeding the dried green bricks into a firing kiln for high-temperature firing, wherein the firing temperature is 1200-1250 ℃, and the firing time is 115-120min, so that the ceramic rock plate imitating the surface texture of terrazzo is obtained, and the surface light measurement is not more than 10 degrees.
Further, in the step (1), the green body is a color-cleaning green body, and the color-cleaning green body is prepared from the following components in parts by weight: 16-18 parts of dawsonite, 3-5 parts of potassium feldspar, 12-14 parts of ultrawhite stone particles, 1-3 parts of strong plastic sand, 20-24 parts of refined sand, 26-31 parts of kaolin, 2-4 parts of high alumina powder, 3-5 parts of high clay, 6-8 parts of Fubai sand, 4-5 parts of black pigment, 0.5-0.8 part of sodium silicate, 0.1-0.3 part of sodium tripolyphosphate and 0.1-0.2 part of a dispergator.
Further, in step (3), the high whiteness overglaze comprises the following components in parts by weight: 20-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 7-15 parts of alumina, 15-22 parts of zirconium silicate and 17-28 parts of quartz;
the high-whiteness overglaze comprises the following chemical components in percentage by mass: al (Al) 2 O 3 16-22％、SiO 2 55-65％、Fe 2 O 3 0.1-0.4％、CaO 1-3％、MgO 0.1-0.4％、K 2 O 2-4％、Na 2 O 0.5-3％、TiO 2 0-0.05％、ZrO 2 9-13％、SO 3 0.05-0.2% and loss on ignition of 1-3.5%.
Further, in the step (5), the high glass coherent particle comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 4-9 parts of alumina, 2-5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate;
the high-glass coherent particle consists of the following chemical components in percentage by mass: al (Al) 2 O 3 14-20％、SiO 2 43-60％、Fe 2 O 3 0-0.05％、CaO 2-4％、MgO 0-0.05％、K 2 O 2-4％、Na 2 O 3-6％、TiO 2 0.05 to 0.4 percent, 8 to 12 percent of BaO, 2 to 5 percent of ZnO, 2 to 5 percent of SrO and 0.05 to 0.3 percent of loss on ignition.
Further, the expansion coefficient of the blank body is 210-220 multiplied by 10 -7 ℃ -1 The thermal expansion coefficient of the high whiteness overglaze is 220-230 multiplied by 10 -7 ℃ -1 。
Compared with the prior art, the invention has the beneficial effects that:
the ceramic rock plate disclosed by the invention is incompatible with the water-based high-whiteness overglaze by designing the transparent oily ink, so that a line effect can be made, then a layer of fine high-glass coherent particles is sprayed on the surface of the ceramic rock plate, the high-glass coherent particles are sintered and then fused into a transparent glass state, and the line effect produced in the earlier stage is mutually added to form a water bead shape in a stacking way, so that the texture inside the glaze layer is mapped into a layering sense, and the layering sense is more similar to the real terrazzo state; in addition, the surface of the brick is covered with a layer of ultrathin glass, so that the texture has a stealthy suspension sense, and meanwhile, the surface smoothness is increased, and the sense of touch is finer.
Drawings
FIG. 1 is a photomicrograph (200 μm) of a ceramic rock plate having a terrazzo-like surface texture obtained in example 2 of the invention;
FIG. 2 is a photomicrograph (100 μm) of a ceramic rock plate having a terrazzo-like surface texture obtained in example 2 of the invention;
FIG. 3 is a micrograph (25 μm) of a terrazzo-like ceramic rock plate having a surface texture obtained in example 2 of the present invention;
FIG. 4 is an optical microscopic three-dimensional view (25 μm) of a ceramic rock plate with a simulated terrazzo surface texture obtained in example 2 of the present invention;
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
In the present invention, unless otherwise specified, all parts and percentages are by weight, and the equipment, materials, etc. used are commercially available or are conventional in the art. The methods in the following examples are conventional in the art unless otherwise specified.
The ceramic rock plate comprises a blank layer, an oily ink layer, a high-whiteness overglaze layer, a pattern layer and a high-glass coherent grain layer, wherein the oily ink layer, the high-whiteness overglaze layer, the pattern layer and the high-glass coherent grain layer are sequentially overlapped and arranged on the surface of the blank layer from bottom to top;
the high-whiteness overglaze layer comprises the following components in parts by weight: 20-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 7-15 parts of alumina, 15-22 parts of zirconium silicate and 17-28 parts of quartz;
the high-glass coherent particle layer comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 4-9 parts of alumina, 2-5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate.
The ceramic rock plate provided by the invention is incompatible with the water-based high-whiteness overglaze by designing the transparent oily ink, so that a line effect can be achieved, then a layer of fine high-glass coherent particles are sprayed on the surface of the ceramic rock plate, the high-glass coherent particles are sintered and then fused into a transparent glass state, and the line effect produced in the earlier stage is mutually added to be stacked to form a water bead shape, so that the texture inside the glaze layer maps out layering sense, and the surface is covered with a layer of ultrathin glass, so that the texture has a blackish suspension sense, the surface smoothness is improved, and the touch sense is finer.
In the formula of the high-whiteness overglaze, potassium feldspar and albite are used as fluxes, aluminum oxide and zirconium silicate are used as whitening agents, quartz is used as a framework, nepheline and wollastonite play a role in adjusting the thermal expansion coefficient of the glaze, and the thermal expansion coefficient of the glaze is matched with that of a green body, so that the defects of shrinkage glaze, cracking glaze and the like are reduced.
In the formula of the high-glass coherent particle, potassium feldspar, albite, barium carbonate, strontium carbonate and calcined zinc oxide are added as fluxes, so that the glass phase after the dry particle sintering accounts for more than 70% of the total, the surface of the glass phase formed by melting the surface of the dry particle becomes smooth, but the surface of the glass phase is uneven, the height difference is 0-200 mu m, and the light is scattered diffusely, so that the glossiness is reduced.
The glaze of each layer of the invention does not use kaolin, reduces the exploitation of clay and mud, and protects the ecological environment.
As a further embodiment, the high-whiteness overglaze layer is sprayed by a high-whiteness overglaze, and the high-whiteness overglaze consists of the following chemical components in percentage by mass: al (Al) 2 O 3 16-22％、SiO 2 55-65％、Fe 2 O 3 0.1-0.4％、CaO 1-3％、MgO 0.1-0.4％、K 2 O 2-4％、Na 2 O 0.5-3％、TiO 2 0-0.05％、ZrO 2 9-13％、SO 3 0.05-0.2% and loss on ignition of 1-3.5%.
As a further embodiment, the high glass coherent particle layer is formed by spraying high glass coherent particles, and the high glass coherent particles consist of the following chemical components in percentage by mass: al (Al) 2 O 3 14-20％、SiO 2 43-60％、Fe 2 O 3 0-0.05％、CaO 2-4％、MgO 0-0.05％、K 2 O 2-4％、Na 2 O 3-6％、TiO 2 0.05-0.4％、BaO 8-12％、ZnO 2-5％、SrO 2-5% and loss on ignition of 0.05-0.3%.
As a further embodiment, the green body layer is a clean color blank, and the clean color blank is prepared from the following components in parts by weight: 16-18 parts of dawsonite, 3-5 parts of potassium feldspar, 12-14 parts of ultrawhite stone particles, 1-3 parts of strong plastic sand, 20-24 parts of refined sand, 26-31 parts of kaolin, 2-4 parts of high alumina powder, 3-5 parts of high clay, 6-8 parts of Fubai sand, 4-5 parts of black pigment, 0.5-0.8 part of sodium silicate, 0.1-0.3 part of sodium tripolyphosphate and 0.1-0.2 part of a dispergator.
In a further embodiment, the oily ink layer is a transparent oily ink layer, the transparent oily ink layer is selected from oily solvents such as esters and fatty acid methyl esters, the gray scale of the thick ink line is 20-40%, and the gray scale of the thin ink line is 60-70%.
The invention also provides a preparation method of the terrazzo-like ceramic rock plate with surface texture, which comprises the following steps:
(1) Blank forming
Pressing and forming the green body powder into a ceramic green body; conveying the formed green body to a drying kiln for drying; the green body is dried in a drying kiln to obtain a green body;
(2) Oil-jet ink
Spraying a layer of transparent oily ink on the surface of the green body according to the texture of the design drawing, wherein the gray level of a thick line is 30%, and the gray level of a thin line is 65%;
(3) Spraying high whiteness overglaze
Spraying a layer of high-whiteness overglaze on the surface of the green body, wherein the fineness of the high-whiteness overglaze is 1.52g/ml, and the glazing quantity is 115g/m 2 ；
(4) Spray pattern
Printing a pre-designed granite pattern on the surface of the green body through ink-jet printing;
(5) High-spraying glass coherent particle
Spraying a layer of high-glass coherent particles on the surface of the green body, wherein the particle size of the high-glass coherent particles is 400 meshes;
(6) Drying
The glazed green bricks are sent into a drying kiln for drying, the drying temperature is 280-330 ℃, and the moisture is less than or equal to 0.3 percent;
(7) Firing
And (3) feeding the dried green bricks into a firing kiln for high-temperature firing, wherein the firing temperature is 1200-1250 ℃, and the firing time is 115-120min, so that the ceramic rock plate imitating the surface texture of terrazzo is obtained, and the surface light measurement is not more than 10 degrees.
As a further embodiment, in step (1), the green body is a color-cleaning green body, which is prepared from the following components in parts by weight: 16-18 parts of dawsonite, 3-5 parts of potassium feldspar, 12-14 parts of ultrawhite stone particles, 1-3 parts of strong plastic sand, 20-24 parts of refined sand, 26-31 parts of kaolin, 2-4 parts of high alumina powder, 3-5 parts of high clay, 6-8 parts of Fubai sand, 4-5 parts of black pigment, 0.5-0.8 part of sodium silicate, 0.1-0.3 part of sodium tripolyphosphate and 0.1-0.2 part of a dispergator.
As a further embodiment, in step (3), the high whiteness overglaze comprises the following components in parts by weight: 20-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 7-15 parts of alumina, 15-22 parts of zirconium silicate and 17-28 parts of quartz;
the high-whiteness overglaze comprises the following chemical components in percentage by mass: al (Al) 2 O 3 16-22％、SiO 2 55-65％、Fe 2 O 3 0.1-0.4％、CaO 1-3％、MgO 0.1-0.4％、K 2 O 2-4％、Na 2 O 0.5-3％、TiO 2 0-0.05％、ZrO 2 9-13％、SO 3 0.05-0.2% and loss on ignition of 1-3.5%.
As a further embodiment, in step (5), the high glass coherent particle comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 4-9 parts of alumina, 2-5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate;
the high-glass coherent particle consists of the following chemical components in percentage by mass: al (Al) 2 O 3 14-20％、SiO 2 43-60％、Fe 2 O 3 0-0.05％、CaO 2-4％、MgO 0-0.05％、K 2 O 2-4％、Na 2 O 3-6％、TiO 2 0.05 to 0.4 percent, 8 to 12 percent of BaO, 2 to 5 percent of ZnO, 2 to 5 percent of SrO and 0.05 to 0.3 percent of loss on ignition.
As a further embodiment, the expansion coefficient of the blank is 210-220 multiplied by 10 -7 ℃ -1 The thermal expansion coefficient of the high whiteness overglaze is 220-230 multiplied by 10 -7 ℃ -1 。
The following are specific examples of the present invention, in which raw materials, equipment, etc. used are available in a purchase manner except for specific limitations.
Examples 1 to 3 and comparative examples 1 to 3
Raw materials are weighed according to the proportion shown in the following table 1 respectively, ceramic rock plates are manufactured according to the preparation method shown in the following table 1, and ceramic rock plates of different embodiments are correspondingly obtained, and the specific details are shown in the table 1:
TABLE 1 raw material proportion Table for examples 1-3 and comparative examples 1-3
Example 1-example 3 and comparative examples 1-3, comprising the steps of:
(1) Blank forming
Pressing and forming the green body powder into a ceramic green body; conveying the formed green body to a drying kiln for drying; the green body is dried in a drying kiln to obtain a green body;
(2) Oil-jet ink
Spraying a layer of transparent oily ink on the surface of the green body according to the texture of the design drawing, wherein the gray level of a thick line is 30%, and the gray level of a thin line is 65%;
(3) Spraying high whiteness overglaze
Spraying a layer of high-whiteness overglaze on the surface of the green body, wherein the fineness of the high-whiteness overglaze is 1.52g/ml, and the glazing quantity is 115g/m 2 ；
(4) Spray pattern
Printing a pre-designed granite pattern on the surface of the green body through ink-jet printing;
(5) High-spraying glass coherent particle
Spraying a layer of high-glass coherent particles on the surface of the green body, wherein the particle size of the high-glass coherent particles is 400 meshes;
(6) Drying
The glazed green bricks are sent into a drying kiln for drying, the drying temperature is 280-330 ℃, and the moisture is less than or equal to 0.3 percent;
(7) Firing
And (3) feeding the dried green bricks into a firing kiln for high-temperature firing, wherein the firing temperature is 1200-1250 ℃, and the firing time is 115-120min, so that the ceramic rock plate imitating the surface texture of terrazzo is obtained, and the surface light measurement is not more than 10 degrees.
Effect evaluation and Performance detection
1. The performance of the glazes or ceramic rock plates of examples 1-3 and comparative examples 1-3 was examined, and the examination items and results are shown in Table 1.
(1) Gloss testing method
The measurement was carried out on a finished ceramic rock plate (100 x 100 mm) with a gloss meter.
(2) Method for testing antifouling grade
The antifouling grade is tested according to the specific specification of GB/T3810.14-2016, and the detection object is the finished ceramic rock plate.
(3) Surface fineness testing method
The surface fineness test method is as follows: the touch evaluation was performed by touching the surface of the rock plate with hands, and the rock plate was classified into 1 to 5 grades, wherein 5 grades were smooth and fine, had a feel similar to the skin of an infant, 1 grade was rough, felt uncomfortable, and the test object was a finished ceramic rock plate.
(4) Method for testing light transmittance of dry particle layer
The light transmittance test method of the dry particle layer comprises the following steps: and testing by a high-precision light transmittance instrument.
Sample preparation: the dry powder of each example was distributed on a green powder, wherein the thickness of the dry powder layer was 5mm and the thickness of the green powder layer was 2mm, pressed into a block shape by a press, sintered in a kiln, and then polished to a sheet with a thickness of 1mm, and then subjected to direct solar transmittance measurement, and the result was light transmittance.
Table 2 shows the performance test data for each example of the ceramic rock plate
As shown in the table above, the ceramic rock plate provided by the invention is incompatible with the water-based high-whiteness overglaze by designing transparent oily ink, so that a line effect can be made, then a layer of fine high-glass coherent particles are sprayed on the surface of the ceramic rock plate, the high-glass coherent particles are sintered and then fused into a transparent glass state, and the transparent glass state and the line effect manufactured in the earlier stage complement each other to form a water bead shape, so that the texture inside the glaze layer is mapped into a layering sense, and the layering sense is more similar to the real terrazzo state; in addition, the surface of the brick is covered with a layer of ultrathin glass, so that the texture has a stealthy suspension sense, and meanwhile, the surface smoothness is increased, and the sense of touch is finer. As shown in fig. 1 to 4, electron microscopic/optical microscopic photographs of the ceramic rock plate manufactured in example 2 of the present invention are shown.
The high glass coherent particle has the light transmittance of 26.7-34.8%, the formed glass state and the formed line effect are stacked to form a water drop-shaped effect optimally, the light transmittance is too high, the surface of the brick surface is smoother, the concave-convex texture is lacked, the light transmittance is too low, the glass phase is too small, and the transparent texture is lacked.
The ceramic panels prepared in comparative examples 1-2 were formulated differently compared to example 2 in that: the dosage of potassium feldspar, albite, barium carbonate, strontium carbonate and calcined zinc oxide used as flux in the high glass coherent particle is not in the formula range, and the glossiness, the surface fineness and the light transmittance performance of the dry particle layer are influenced.
The ceramic rock plate prepared in comparative example 3 has the following formulation differences compared with example 2: potassium feldspar, albite, barium carbonate, strontium carbonate and calcined zinc oxide which are used as fluxes are not added into the high glass coherent particles, so that the pollution-proof grade, the surface fineness and the light transmittance performance of the dry particles are influenced.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (10)
1. The ceramic rock plate imitating the surface texture of terrazzo is characterized by comprising a green body layer, an oily ink layer, a high-whiteness overglaze layer, a pattern layer and a high-glass coherent grain layer which are sequentially overlapped and arranged on the surface of the green body layer from bottom to top; the surface glossiness of the ceramic rock plate is not more than 10 degrees;
the high-whiteness overglaze layer comprises the following components in parts by weight: 32-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 13-15 parts of alumina, 17.5-22 parts of zirconium silicate and 21-28 parts of quartz; wherein the glazing amount of the high-whiteness overglaze is 115g/m 2 ；
The high-glass coherent particle layer comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 6.5-9 parts of alumina, 2-3.5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate; wherein, the grain diameter of the high glass coherent grain is 400 meshes, and the thickness of the dry grain powder layer is 5mm.
2. The ceramic rock laminate of claim 1, wherein said high whiteness overglaze layer is spray coated with a high whiteness overglaze consisting of the following chemical components in mass percent: al (Al) 2 O 3 16-22%、SiO 2 55-65%、Fe 2 O 3 0.1-0.4%、CaO 1-3%、MgO 0.1-0.4%、K 2 O 2-4%、Na 2 O 0.5-3%、TiO 2 0-0.05%、ZrO 2 9-13%、SO 3 0.05-0.2% and loss on ignition of 1-3.5%.
3. The ceramic rock laminate of claim 1, wherein said high glass coherent particle layer is spray coated with high glass coherent particles consisting of the following chemical components in mass percent: al (Al) 2 O 3 14-20%、SiO 2 43-60%、Fe 2 O 3 0-0.05%、CaO 2-4%、MgO 0-0.05%、K 2 O 2-4%、Na 2 O 3-6%、TiO 2 0.05 to 0.4 percent, 8 to 12 percent of BaO, 2 to 5 percent of ZnO, 2 to 5 percent of SrO and 0.05 to 0.3 percent of loss on ignition.
4. The ceramic rock plate of claim 1, wherein the green body layer is a green body prepared from the following components in parts by weight: 16-18 parts of dawsonite, 3-5 parts of potassium feldspar, 12-14 parts of ultrawhite stone particles, 1-3 parts of strong plastic sand, 20-24 parts of refined sand, 26-31 parts of kaolin, 2-4 parts of high alumina powder, 3-5 parts of high clay, 6-8 parts of Fubai sand, 4-5 parts of black pigment, 0.5-0.8 part of sodium silicate, 0.1-0.3 part of sodium tripolyphosphate and 0.1-0.2 part of a dispergator.
5. The ceramic rock plate of claim 1, wherein said oily ink layer is a layer of transparent oily ink, the gray scale of the thick lines of ink is 20-40%, and the gray scale of the thin lines of ink is 60-70%.
6. The preparation method of the ceramic rock plate imitating the surface texture of terrazzo is characterized by comprising the following steps:
(1) Blank forming
Pressing and forming the green body powder into a ceramic green body; conveying the formed green body to a drying kiln for drying; the green body is dried in a drying kiln to obtain a green body;
(2) Oil-jet ink
Spraying a layer of transparent oily ink on the surface of the green body according to the texture of the design drawing, wherein the gray level of a thick line is 30%, and the gray level of a thin line is 65%;
(3) Spraying high whiteness overglaze
Spraying a layer of high-whiteness overglaze on the surface of the green body, wherein the fineness of the high-whiteness overglaze is 1.52g/ml, and the glazing quantity is 115g/m 2 The method comprises the steps of carrying out a first treatment on the surface of the The high-whiteness overglaze layer comprises the following components in parts by weight: 32-35 parts of potassium feldspar, 3-9 parts of albite, 10-20 parts of nepheline, 3-6 parts of wollastonite, 13-15 parts of alumina, 17.5-22 parts of zirconium silicate and 21-28 parts of quartz; wherein the glazing amount of the high-whiteness overglaze is 115g/m 2 ；
(4) Spray pattern
Printing a pre-designed granite pattern on the surface of the green body through ink-jet printing;
(5) High-spraying glass coherent particle
Spraying a layer of high-glass coherent particles on the surface of the green body, wherein the particle size of the high-glass coherent particles is 400 meshes; the high-glass coherent particle layer comprises the following components in parts by weight: 25-35 parts of potassium feldspar, 32-46 parts of albite, 5-10 parts of wollastonite, 6.5-9 parts of alumina, 2-3.5 parts of quartz, 7-13 parts of barium carbonate, 2-4 parts of calcined zinc oxide and 2-4 parts of strontium carbonate; wherein, the grain diameter of the high glass coherent grain is 400 meshes, and the thickness of the dry grain powder layer is 5mm;
(6) Drying
The glazed green bricks are sent into a drying kiln for drying, the drying temperature is 280-330 ℃, and the moisture is less than or equal to 0.3 percent;
(7) Firing
And (3) feeding the dried green bricks into a firing kiln for high-temperature firing, wherein the firing temperature is 1200-1250 ℃, and the firing time is 115-120min, so that the ceramic rock plate imitating the surface texture of terrazzo is obtained, and the surface glossiness of the ceramic rock plate is not more than 10 degrees.
7. The method of manufacturing a ceramic rock plate according to claim 6, wherein in the step (1), the green body is a green body, and the green body is manufactured from the following components in parts by weight: 16-18 parts of dawsonite, 3-5 parts of potassium feldspar, 12-14 parts of ultrawhite stone particles, 1-3 parts of strong plastic sand, 20-24 parts of refined sand, 26-31 parts of kaolin, 2-4 parts of high alumina powder, 3-5 parts of high clay, 6-8 parts of Fubai sand, 4-5 parts of black pigment, 0.5-0.8 part of sodium silicate, 0.1-0.3 part of sodium tripolyphosphate and 0.1-0.2 part of a dispergator.
8. The method of making a ceramic rock plate of claim 6, wherein in step (3), said high whiteness overglaze is comprised of the chemical composition in mass percent: al (Al) 2 O 3 16-22%、SiO 2 55-65%、Fe 2 O 3 0.1-0.4%、CaO 1-3%、MgO 0.1-0.4%、K 2 O 2-4%、Na 2 O 0.5-3%、TiO 2 0-0.05%、ZrO 2 9-13%、SO 3 0.05-0.2% and loss on ignition of 1-3.5%.
9. The method of producing a ceramic rock plate according to claim 6, wherein in the step (5), the high glass coherent particles are composed of the chemical components in mass percent: al (Al) 2 O 3 14-20%、SiO 2 43-60%、Fe 2 O 3 0-0.05%、CaO 2-4%、MgO 0-0.05%、K 2 O 2-4%、Na 2 O 3-6%、TiO 2 0.05 to 0.4 percent, 8 to 12 percent of BaO, 2 to 5 percent of ZnO, 2 to 5 percent of SrO and 0.05 to 0.3 percent of loss on ignition.
10. The method for producing a ceramic rock plate according to claim 6, wherein the expansion coefficient of the green body is 210 to 220 x 10 -7 ℃ -1 The thermal expansion coefficient of the high whiteness overglaze is 220-230 multiplied by 10 -7 ℃ -1 。
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| CN116693195A (en) * | 2023-06-21 | 2023-09-05 | 江西和美陶瓷有限公司 | White glaze material, digital white glaze ink, ceramic rock plate and preparation method |
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