CN114478072A - Ceramic tile with concave-convex frosted decoration effect and preparation method thereof - Google Patents
Ceramic tile with concave-convex frosted decoration effect and preparation method thereof Download PDFInfo
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- CN114478072A CN114478072A CN202210396520.3A CN202210396520A CN114478072A CN 114478072 A CN114478072 A CN 114478072A CN 202210396520 A CN202210396520 A CN 202210396520A CN 114478072 A CN114478072 A CN 114478072A
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- 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
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
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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
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- 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
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
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- 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 application relates to the field of ceramic tiles, in particular to a ceramic tile with a concave-convex frosted decorative effect and a preparation method thereof. The application provides a preparation method of a ceramic tile with a concave-convex frosted decorative effect, which is simple in process and comprises the following steps: s1, obtaining a plane blank by adopting conventional material distribution and pressing in the ceramic industry; s2, drying the blank obtained in the step S1, and spraying a moisturizing solution containing sodium carboxymethyl cellulose after drying; s3, printing glaze ink on the blank obtained in the step S2, wherein the glaze ink comprises, by mass, 15-25 parts of glaze slip, 10-30 parts of sodium hydroxide solution, 1-5 parts of a dispersant and 10-20 parts of a solvent; s4, applying a layer of protective glaze on the blank obtained in the step S3, wherein the high-temperature viscosity range of the protective glaze at 1170-1220 ℃ is 7000-8500 Pa.S; s5, firing the blank obtained in the step S4 to obtain a ceramic tile with a concave-convex frosted decorative effect; the technical scheme of the application can obtain the ceramic tile with the concave-convex frosted decorative effect.
Description
Technical Field
The application relates to the field of ceramic tiles, in particular to a ceramic tile with a concave-convex frosted decorative effect and a preparation method thereof.
Background
Ceramic glazed tiles are one of indispensable building decoration materials for household floors and wall surfaces at present, and consumers have differences in living standard, cultural background, artistic appreciation and the like, so that the demands of the consumers on ceramic products are different. The ceramic tile with the concave-convex frosted decoration effect is popular in the market due to the double effects of decoration and skid resistance.
Technical means for realizing frosted effect decoration in the industry at present comprise: 1. the method has the advantages that high-temperature dry particles with higher melting temperature are adopted, a glaze spraying cabinet device is used for spraying a process technology of the dry particles, a layer of dry particle glaze is sprayed on the surface of the uppermost layer of the blank body, the effect formed by the mode is that the surface of the blank body is completely and uniformly covered by the dry particles, and the visual and tactile effects on the surface are single; 2. the adoption is sprayed one deck glue on body base coat surface, utilizes the dry grain mode of glue bonding, and the local cloth of printing glue is gone up the dry grain, and this kind of mode need be siphoned away the dry grain that does not print the glue place through air exhauster equipment, and the fine dry grain in this technological mode extravagant dry grain, the dry grain of dry grain constitution is taken away by adsorbing more easily, adsorbs other impurity sneaks into the dry grain simultaneously and causes the reuse of dry grain pollution influence dry grain. The technical scheme that the ceramic tile with the concave-convex frosted decorative effect is prepared by the simple process further provides the technical scheme that different areas have different frosted effects and luminosity effects, namely, the concave-convex frosted decorative effect is richer.
Disclosure of Invention
The application mainly aims to provide a ceramic tile with a concave-convex frosted decorative effect and a preparation method of the ceramic tile with the concave-convex frosted decorative effect.
In order to achieve the above purpose, the present application provides a method for preparing a ceramic tile with a concave-convex frosted decoration effect, comprising the following steps:
s1, obtaining a plane blank by adopting conventional material distribution and pressing in the ceramic industry;
s2, drying the blank obtained in the step S1, and spraying a moisturizing solution containing sodium carboxymethyl cellulose after drying;
s3, printing glaze ink on the blank obtained in the step S2, wherein the glaze ink comprises, by mass, 15-25 parts of glaze slip, 10-30 parts of sodium hydroxide solution, 1-5 parts of a dispersant and 10-20 parts of a solvent;
s4, applying a layer of protective glaze on the blank obtained in the step S3, wherein the high-temperature viscosity range of the protective glaze at 1170-1220 ℃ is 7000-8500 Pa.S;
s5, firing the blank obtained in the step S4 to obtain a ceramic tile with a concave-convex frosted decorative effect;
according to the technical scheme, the surface of the blank body is sprayed with the moisturizing solution containing sodium carboxymethyl cellulose, the sodium carboxymethyl cellulose moisturizing solution is a colloidal solution, the viscosity is high, the permeation resistance of ink can be increased by contacting with the ink, and the sodium hydroxide component in the glaze ink mainly covers the surface layer of the blank body; usually, the silicon content in the ceramic blank is more than 60%, in the firing process, sodium hydroxide in the glaze ink reacts with silicon dioxide on the surface of the blank to form sodium silicate and water, the water volatilizes to form a concave area, the depth of the concave is controlled by the ink quantity, a convex area is formed in the place where the glaze ink is not printed, and the surface of the blank is rough and not easy to handle after being fired, so that a layer of protective glaze needs to be applied on the blank obtained in the step S3, the high-temperature viscosity range of the protective glaze at 1170-1220 ℃ is 7000-plus 8500 Pa.S, the viscosity can ensure that the protective glaze cannot flow from the convex area to the concave area to reduce the concave-convex degree, the convex height of convex frosted particles formed after the glaze ink reacts with the blank can not be influenced, and the concave-convex frosted effect can be ensured.
Preferably, the glaze slip raw material comprises potassium feldspar or/and albite. Firstly, when the glaze slip contains potassium feldspar or/and albite, the potassium feldspar or/and albite can reduce the melting temperature of local positions, promote the sodium hydroxide to fully react with silicon dioxide on the surface layer of a blank body, have deeper sunken depth, have higher raised height compared with raised frosted feeling, and have more obvious concave-convex effect; and the ink contains glaze slip, the protective glaze and the glaze slip are in an upper-layer and lower-layer relation, the glaze slip contains potassium feldspar or/and albite, and in the area printed with the ink, the potassium albite in the ink can be in contact reaction with silicon components in the blank to form a transparent glaze layer in a local area, so that the glossiness of the area printed with the glaze ink is higher than that of the area not printed with the glaze ink, the natural light is subjected to diffuse reflection and partial refraction in the concave-convex area, the difference of the glossiness can generate a shimmering effect, and the concave-convex three-dimensional decorative effect is improved.
Preferably, the glaze slip raw material comprises a soil-based material. The soil material refers to soil materials such as kaolin, calcined kaolin, ball clay and the like which are commonly used in green bodies or glaze materials in the ceramic industry, the main components of the soil material are silicon and aluminum components, the reaction of potash albite and silicon aluminum in glaze ink is facilitated to produce more transparent glaze layers, the glossiness difference is more obvious, and the concave-convex three-dimensional decoration effect is more obvious.
Preferably, the gloss of the protective glaze in step S4 is 10 to 20 degrees. When the glossiness of the protective glaze is lower and is controlled to be 10-20 degrees, the difference of the glossiness of the area printed with the glaze ink and the glossiness of the area not printed with the glaze ink cannot be influenced by the glossiness of the protective glaze, and the concave-convex three-dimensional decorative effect can be more obvious.
Preferably, the printing amount of the glaze ink in step S3 is 200-500 g/m. The ink with the content has the highest printing quantity performance and price ratio, and the best concave-convex frosting effect can be achieved by using the minimum amount of ink.
Preferably, the glazing amount of the protective glaze in the step S4 is 80 to 110 g/m. The glazing amount of the protective glaze with the content is the highest in cost performance, and the best concave-convex frosting effect can be achieved by using the least glazing amount.
Preferably, the chemical composition of the protective glaze in step S4 is: SiO 22 58.1-64.3%、Al2O3 12.8-15.2%、SrO 0.5-1.4%、K2O 2.5-3.5%、Na21.1 to 2.4 percent of O, 4.6 to 6.7 percent of CaO, 1.5 to 2.9 percent of ZnO, 2.4 to 4.5 percent of BaO, 2.2 to 3.3 percent of MgO and 4.3 to 7.6 percent of loss on ignition. The protective glaze material with the composition has the most remarkable concave-convex frosting effect within the high-temperature viscosity range of 7500-8200 Pa.S at 1170-1220 ℃.
Preferably, a step S3-1 is further included between the step S3 and the step S4, and decorative ink is inkjet printed on the blank obtained in the step S3. A layer of decorative ink can be printed according to the required pattern effect, and the decorative effect of the ceramic tile with the concave-convex frosted effect is enriched.
The ceramic tile with the concave-convex frosted decorative effect is also provided, and is prepared by any one of the methods.
Preferably, the ceramic tile with the concave-convex frosted decorative effect is obtained by the convex frosted feeling particles on the surface of the ceramic tile, and the convex height of the convex frosted feeling particles is 0.1-1.1 mm.
This application technical scheme provides a pottery brick with unsmooth dull polish decorative effect, and unsmooth dull polish decorative effect feels the particle by the protruding dull polish that is located ceramic brick surface and obtains, feels the protruding height more than or equal to 0.1mm of particle when protruding dull polish and is had roughness and unsmooth dull polish decorative effect grade promptly, and this application technical scheme beneficial effect provides the ceramic brick that can prepare to have unsmooth dull polish decorative effect of a simple process.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other relevant drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a diagram of the actual effect of the product in example 3 of the present application.
FIG. 2 is a digital microscope photograph of the product of example 3 of the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
The embodiment of the application relates to a preparation method of a ceramic tile with a concave-convex frosted decorative effect, which comprises the following steps:
s1, obtaining a plane blank by adopting conventional material distribution and pressing in the ceramic industry; different blank body formulas are tested, different blank body formulas are adopted under the condition that other conditions are not changed, the concave-convex frosted decoration effect is not influenced, and in order to achieve better comparison effect, the blank body formulas of all the embodiments of the invention are consistent and are the formula of a certain product of the applicant (simple).
S2, drying the blank obtained in the step S1, and spraying a moisturizing solution containing sodium carboxymethyl cellulose after drying; the sodium carboxymethylcellulose solution is a colloidal solution, the addition amount of the sodium carboxymethylcellulose is usually 0.5-5%, preferably 3-5%, and the balance is water, so that a uniform solution with colloid can be formed, glycerol with the addition of 3-10% can be adopted, the glycerol has water-retaining property, the sodium carboxymethylcellulose solution can be continuously and uniformly sprayed, a layer of moisturizing solution can be sprayed, the spray printing amount of the moisturizing solution is more than 50 g/m, and the spray printing amount of the moisturizing solution is preferably 55-110 g/m from the aspects of cost and effect.
S3, printing glaze ink on the blank obtained in the step S2, wherein the glaze ink comprises, by mass, 15-25 parts of glaze slip, 10-30 parts of sodium hydroxide solution, 1-5 parts of a dispersant and 10-20 parts of a solvent; the glaze slip can adopt the formula of the glaze slip in the prior art, and the glaze slip is added into a sodium hydroxide solution, a dispersing agent and a solvent and is printed by ink jet, so that the fineness of the glaze slip is generally required to be fully 600 meshes, the fineness of the glaze slip can be preferably fully 1000 meshes, the fineness of the glaze slip is finer, the ink printing is more accurate, the sodium hydroxide can be promoted to fully react with silicon dioxide on the surface layer of a blank, and the concave-convex effect is more obvious; the sodium hydroxide is commercially available sodium hydroxide, and the dispersant and the solvent are conventional materials in the ink industry; in the embodiment of the scheme, the dispersant is ammonium polyacrylate, the solvent is diethylene glycol butyl ether solvent, and the mass fraction of sodium hydroxide purchased in Shenzhen ChengShen technology Limited is 10% sodium hydroxide solution. The invention can control the depth of the depression by designing different areas to print different amounts of glaze ink, and in the following specific embodiment, in order to better compare the influence of different factors on the concave-convex frosting effect, the same ink jet amount is adopted in the same area; the amount of the glaze ink to be printed is 100 g/m or more, and from the viewpoint of achieving the best matte effect with a minimum amount of ink, the amount of the glaze ink to be printed is preferably 200 g/m and 500 g/m.
S4, applying a layer of protective glaze on the blank obtained in the step S3, wherein the formula of the protective glaze can adopt the formula of the existing glaze in the ceramic industry, but the requirement that the high-temperature viscosity range of the protective glaze at 1170-1220 ℃ is 7000-8500Pa & S is met; the coating can be well covered on the surface of a blank under the condition of proper viscosity, and the leveling effect cannot be influenced; the amount of the protective glaze applied is usually 50 g/m, and it is preferable that the amount of the protective glaze applied is 80 to 110 g/m from the viewpoint of achieving the best matte effect with the minimum amount of the glaze applied.
And S5, firing the blank obtained in the step S4 to obtain the ceramic tile with the concave-convex frosted decorative effect.
Some embodiments further include, between step S3 and step S4, a step of ink-jet printing decorative ink on the green body obtained in step S3, that is, a layer of decorative ink can be printed according to a desired pattern effect, so as to enrich the surface decorative effect of the concave-convex frosted ceramic tile.
And (3) detecting and characterizing the effect of the obtained product, wherein the performance detection and effect characterization method comprises the following steps:
and (3) performance detection:
detecting the height of the protrusions of the ceramic tile surface protrusion frosted feeling particles: and detecting by using a Ginzhi VHX-7000 digital microscope system.
And (3) performance characterization:
roughness: the height of the ceramic raised frosted feeling particles for preparing the concave-convex frosted effect is divided into four grades with the concave-convex degree of 1-4, which are taken as standard samples, the height of the ceramic raised frosted feeling particles for preparing the concave-convex frosted effect is 0.1-0.3mm, 0.4-0.6mm, 0.7-0.9mm and 1.0-1.1mm, 20 investigators are taken as a group, the surfaces of the samples are touched by hands for dividing the concave-convex degree, wherein one grade with the largest number of tickets is marked as the corresponding concave-convex degree grade.
Concave-convex frosted decorative effect: comprehensively judging and obtaining the ceramic raised frosted feeling particles according to the difference of the roughness and the non-glossiness and the difference of the glossiness, wherein the raised height of the ceramic raised frosted feeling particles with the concave-convex frosted effect is 0.1-0.3mm, and the non-glossiness difference is obtained; 0.1-0.3mm, difference in glossiness; 0.4-0.6mm, no gloss difference; 0.4-0.6mm, difference in glossiness; 0.7-0.9mm, no gloss difference; 0.7-0.9mm, difference in glossiness; 1.0-1.1mm, no gloss difference; 1.0-1.1mm, difference in glossiness; eight grades with the concave-convex frosted decorative effect grade of 1-8 are divided as a reference sample, for example, the actual convex height of 0.4-0.6mm is marked as the concave-convex frosted decorative effect grade of 3, because the difference of glossiness has the concave-convex frosted decorative effect in vision, the concave-convex frosted decorative effect grade is 4, the concave-convex frosted decorative effect grade of 4 does not represent the difference of glossiness, and the convex height of 0.6-0.7mm is possible, but the difference of glossiness, namely the concave-convex frosted decorative effect exceeds 3 and does not reach 5, even if the difference of glossiness is also marked as 4; please refer to 20 investigators as a group, and visually observe the concave-convex frosted decorative effect on the surface of the sample to classify the concave-convex frosted decorative effect grades, wherein one grade with the largest ticket number is marked as the corresponding concave-convex frosted decorative effect grade.
The formulation compositions and temperatures in the above examples are ranges of values, inclusive of the endpoints and any values within the ranges, are implementable, and some examples are described below as specific point values.
The glossiness of the protective glaze in the examples of the present application is measured by applying the protective glaze on the same green body of each example by the same amount as in each example, and firing the same.
Example 1
The embodiment of the application relates to a preparation method of a ceramic tile with a concave-convex frosted decorative effect, which comprises the following steps:
s1, obtaining a plane blank by adopting conventional material distribution and pressing in the ceramic industry;
s2, drying the blank obtained in the step S1, spraying a moisturizing solution, wherein the moisturizing solution comprises 4% of sodium carboxymethylcellulose, 5% of glycerol and the balance of water by mass percent, and is uniformly mixed, and a layer of moisturizing solution is sprayed on the surface of the blank through conventional spray booth equipment, wherein the spray printing amount of the moisturizing solution is 80 g/m;
s3, printing glaze ink on the blank obtained in the step S2, wherein the glaze ink comprises 20 parts of glaze slip, 20 parts of sodium hydroxide solution, 3 parts of dispersing agent and 15 parts of solvent in parts by mass, and the jet printing amount of the glaze ink is 300 g/square meter;
the glaze slip comprises the following components in parts by weight: 30 parts of wollastonite, 15 parts of zinc oxide, 20 parts of kaolin, 5 parts of barium carbonate, 30 parts of quartz, 0.5 part of sodium tripolyphosphate, 0.3 part of sodium carboxymethylcellulose and 30 parts of clear water.
The fineness of the glaze slip is as follows: sieving with 1000 mesh sieve;
s4, applying a layer of protective glaze on the blank obtained in the step S3, wherein the glazing amount of the protective glaze is 95 g/square meter;
the formula of the protective glaze comprises the following components in parts by mass: 21 parts of potassium feldspar, 15 parts of albite, 10 parts of barium carbonate, 17 parts of quartz powder, 5 parts of calcined kaolin, 8 parts of water-washed kaolin, 5 parts of calcined talcum powder, 13 parts of wollastonite powder and 6 parts of calcined zinc oxide;
the viscosity of the protective glaze at 1200 ℃ is 7600 Pa.s; the glossiness of the protective glaze is as follows: 30 degrees.
And S5, firing the blank obtained in the step S4 to obtain the ceramic tile with the concave-convex frosted decorative effect.
Through microscopic examination, the range of the height of the raised frosted feeling particles on the surface of the ceramic tile obtained in the embodiment 1 is as follows: 0.3-0.5mm, and the investigation shows that the product has the concave-convex degree grade of 2 and the concave-convex frosted decorative effect grade of 3.
Comparative examples 1 to 1
The preparation process of example 1 was followed except that step S2 was omitted, namely, the glaze ink was directly printed on the dried body.
Through microscopic detection, the highest projection height of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative example 1-1 is as follows: less than 0.1mm, the surface of the ceramic tile is rough when touched by hands, and the concave-convex frosted effect cannot be seen by naked eyes, so the concave-convex degree grade is 0, and the concave-convex frosted decorative effect grade is 0.
Comparative examples 1 to 2
The preparation method of the moisturizing liquid is as in example 1, except that in step S2, the moisturizing liquid does not contain glycerol, namely the moisturizing liquid is prepared by uniformly mixing 4% by mass of sodium carboxymethyl cellulose and the balance of water.
Through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 1-2 is as follows: 0.3-0.4mm, and the investigation shows that the product has the concave-convex degree grade of 1 and the concave-convex frosted decorative effect grade of 1.
Comparative examples 1 to 3
The preparation method of the embodiment 1 is carried out, except that in the step S2, the content of the sodium carboxymethyl cellulose is 0.5%, the sodium carboxymethyl cellulose is 0.5% by mass, the glycerol is 5% by mass, and the balance is water, and the mixture is uniformly mixed.
Through microscopic detection, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 1-3 is as follows: 0.3-0.4mm, and the investigation shows that the product has the concave-convex degree grade of 1 and the concave-convex frosted decorative effect grade of 1.
Comparative examples 1 to 4
The preparation method of example 1 was followed except that the spray amount of the moisturizing solution, i.e., the spray amount of the moisturizing solution was 110 g/m in step S2.
Through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 1 to 4 is as follows: 0.3-0.6mm, and the investigation shows that the product has the concave-convex degree grade of 2 and the concave-convex frosted decorative effect grade of 3.
Comparative examples 1 to 5
The preparation method of example 1 was followed except that the amount of the moisturizing solution sprayed, that is, the amount of the moisturizing solution sprayed was 50 g/m in step S2.
Through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 1 to 5 is as follows: 0.2-0.3mm, and the investigation shows that the product has the concave-convex degree grade of 1 and the concave-convex frosted decorative effect grade of 1.
Example 2
The preparation method is as in example 1, except that the glaze slurry formula in step S3 is inconsistent, and the step S3 specifically comprises the following steps:
s3, printing glaze ink on the blank obtained in the step S2, wherein the glaze ink comprises 20 parts of glaze slip, 20 parts of sodium hydroxide solution, 3 parts of dispersing agent and 15 parts of solvent in parts by mass, and the jet printing amount of the glaze ink is 300 g/square meter;
the glaze slip comprises the following components in parts by weight: 35 parts of potassium feldspar, 55 parts of albite, 10 parts of calcined kaolin, 0.5 part of sodium tripolyphosphate, 0.3 part of sodium carboxymethylcellulose and 30 parts of clear water.
The fineness of the glaze slip is as follows: sieving with 1000 mesh sieve;
microscopic examination shows that the range of the height of the raised frosted particles on the surface of the ceramic tile obtained in example 2 is as follows: 0.3-0.9mm, and the investigation shows that the product has a concave-convex degree grade of 3 and a concave-convex frosted decorative effect grade of 6.
Comparative example 2-1
The preparation method is as in example 2, except that in step S3, the formulation composition of the glaze ink is inconsistent, specifically, the glaze ink comprises, by mass, 15 parts of glaze slip, 20 parts of sodium hydroxide solution, 3 parts of dispersant, and 15 parts of solvent, and the jet printing amount of the glaze ink is 300 g/m;
through microscopic detection, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative example 2-1 is as follows: 0.3-0.9mm, and the product has the concave-convex degree grade of 3 and the concave-convex frosted decorative effect grade of 6 through investigation.
Comparative examples 2 to 2
The preparation method is as in example 2, except that in step S3, the formulation composition of the glaze ink is inconsistent, specifically, the glaze ink comprises, by mass, 25 parts of glaze slip, 20 parts of sodium hydroxide solution, 3 parts of dispersant, and 15 parts of solvent, and the jet printing amount of the glaze ink is 300 g/m;
through microscopic detection, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative example 2-2 is as follows: 0.3-0.9mm, and the investigation shows that the product has a concave-convex degree grade of 3 and a concave-convex frosted decorative effect grade of 6.
Comparative examples 2 to 3
The preparation method is as in example 2, except that in step S3, the formulation composition of the glaze ink is inconsistent, specifically, the glaze ink comprises, by mass, 20 parts of glaze slip, 10 parts of sodium hydroxide solution, 3 parts of dispersant, and 15 parts of solvent, and the jet printing amount of the glaze ink is 300 g/m;
through microscopic detection, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 2-3 is as follows: 0.3-0.8mm, and the product has the concave-convex degree grade of 3 and the concave-convex frosted decorative effect grade of 6 through investigation.
Comparative examples 2 to 4
The preparation method is as in example 2, except that in step S3, the formulation composition of the glaze ink is inconsistent, specifically, the glaze ink comprises, by mass, 20 parts of glaze slip, 30 parts of sodium hydroxide solution, 3 parts of dispersant, and 15 parts of solvent, and the jet printing amount of the glaze ink is 300 g/m;
through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 2 to 4 is as follows: 0.3-1.0mm, and the investigation shows that the product has a concave-convex degree grade of 3 and a concave-convex frosted decorative effect grade of 6.
Comparative examples 2 to 5
The preparation method according to example 2 was followed, except that in step S3, the amount of sprayed glaze ink was not uniform, specifically: the jet printing amount of the glaze ink is 100 g/square meter;
through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 2 to 5 is as follows: 0.3-0.6mm, and the investigation shows that the product has the concave-convex degree grade of 2 and the concave-convex frosted decorative effect grade of 6.
Comparative examples 2 to 6
The preparation method according to example 2 was followed, except that in step S3, the amount of sprayed glaze ink was not uniform, specifically: the jet printing amount of the glaze ink is 200 g/square meter;
through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 2 to 6 is as follows: 0.3-0.7mm, and the investigation shows that the product has a concave-convex degree grade of 3 and a concave-convex frosted decorative effect grade of 6.
Comparative examples 2 to 7
The preparation method according to example 2 was followed, except that in step S3, the amount of sprayed glaze ink was not uniform, specifically: the jet printing amount of the glaze ink is 400 g/square meter;
through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 2 to 7 is as follows: 0.3-0.9mm, and the investigation shows that the product has a concave-convex degree grade of 3 and a concave-convex frosted decorative effect grade of 6.
Comparative examples 2 to 8
The preparation method according to example 2 was followed, except that in step S3, the amount of sprayed glaze ink was not uniform, specifically: the jet printing amount of the glaze ink is 500 g/square meter;
through microscopic examination, the range of the height of the protrusions of the raised frosted feeling particles on the surface of the ceramic tile obtained in the comparative examples 2 to 8 is as follows: 0.3-0.9mm, and the investigation shows that the product has a concave-convex degree grade of 3 and a concave-convex frosted decorative effect grade of 6.
Example 3
The preparation method is as in example 2, except that the formula composition of the protective glaze in step S4 is not consistent, and step S4 specifically includes:
s4, applying a layer of protective glaze on the blank obtained in the step S3, wherein the glazing amount of the protective glaze is 95 g/square meter;
the formula of the protective glaze comprises the following components in parts by mass: 31 parts of potassium feldspar, 5 parts of albite, 17 parts of quartz powder, 4 parts of calcined kaolin, 1 part of calcined alumina, 8 parts of washed kaolin, 6 parts of dolomite powder, 5 parts of calcined talcum powder, 7 parts of wollastonite powder, 2 parts of calcined zinc oxide, 5 parts of barium carbonate and 1 part of strontium carbonate;
the protective glaze comprises the following chemical components in percentage by mass: SiO 22 59.9%、Al2O3 13.9%、SrO 0.8%、K2O 3.3%、Na21.4% of O, 5.3% of CaO, 2.2% of ZnO, 4.4% of BaO, 2.9% of MgO and 5.9% of loss on ignition.
The viscosity of the protective glaze at 1200 ℃ is 8000 Pa.s; the glossiness of the protective glaze is as follows: and 18 degrees.
Microscopic examination shows that the highest projection height of the raised frosted feeling particles on the surface of the ceramic tile in example 3 is: 0.5-1.1mm, and the investigation shows that the product has a concave-convex degree grade of 4 and a concave-convex frosted decorative effect grade of 8.
Comparative example 3-1
The preparation method is as in example 3, except that the formula of the glaze slip in step S3 is
The glaze slip comprises the following components in parts by mass: 90 parts of potash feldspar, 10 parts of calcined kaolin, 0.5 part of sodium tripolyphosphate, 0.3 part of sodium carboxymethylcellulose and 30 parts of water.
Through microscopic detection, the highest projection height of the raised frosted feeling particles on the surface of the ceramic tile in the comparative example 3-1 is as follows: 0.4-1.1mm, and the investigation shows that the product has a concave-convex degree grade of 4 and a concave-convex frosted decorative effect grade of 8.
Comparative examples 3 to 2
The preparation method is as in example 3, except that the formula of the glaze slip in step S3 is
The glaze slip comprises the following components in parts by mass: 90 parts of albite, 10 parts of calcined kaolin, 0.5 part of sodium tripolyphosphate, 0.3 part of sodium carboxymethylcellulose and 30 parts of water.
Through microscopic detection, the highest projection height of the raised frosted feeling particles on the surface of the ceramic tile in the comparative example 3-2 is as follows: 0.4-1.1mm, and the investigation shows that the product has a concave-convex degree grade of 4 and a concave-convex frosted decorative effect grade of 8.
Comparative examples 3 to 3
The preparation method is as in example 3, except that the formula of the glaze slip in step S3 is
The glaze slip comprises the following components in parts by mass: 35 parts of potassium feldspar, 55 parts of albite, 10 parts of kaolin, 0.5 part of sodium tripolyphosphate, 0.3 part of sodium carboxymethylcellulose and 30 parts of clear water.
Through microscope detection, the highest projection height of the raised frosted feeling particles on the ceramic tile surface of the comparative example 3-3 is as follows: 0.5-1.1mm, and the investigation shows that the product has a concave-convex degree grade of 4 and a concave-convex frosted decorative effect grade of 8.
Comparative examples 3 to 4
The preparation method is as in example 3, except that the formula of the glaze slip in step S3 is
The glaze slip comprises the following components in parts by mass: 35 parts of potassium feldspar, 55 parts of albite, 0.5 part of sodium tripolyphosphate, 0.3 part of sodium carboxymethylcellulose and 30 parts of clear water.
Through microscopic detection, the highest projection height of the raised frosted feeling particles on the surfaces of the ceramic tiles of comparative examples 3-4 is as follows: 0.5-1.1mm, and the product roughness grade is 4 and the product roughness frosted decorative effect grade is 8 through investigation, but the difference of the product roughness and the product roughness is weaker than that of the product in example 3.
Example 4
The preparation method according to example 3 is different from the addition of step S3-1 between steps S3 and S4, wherein step S3-1 specifically comprises the following steps:
s3-1, ink-jet printing decorative ink on the blank obtained in the step S3;
microscopic examination shows that the highest projection height of the raised frosted feeling particles on the surface of the ceramic tile in example 4 is: 0.5-1.1mm, and the investigation shows that the product has a concave-convex degree grade of 4 and a concave-convex frosted decorative effect grade of 7.
The above description is only a preferred embodiment of the present application, and not intended to limit the scope of the present application, and all modifications and equivalents of the subject matter of the present application, which are made by the following claims and their equivalents, or which are directly or indirectly applicable to other related arts, are intended to be included within the scope of the present application.
Claims (10)
1. A preparation method of a ceramic tile with a concave-convex frosted decorative effect is characterized by comprising the following steps:
s1, obtaining a plane blank by adopting conventional material distribution and pressing in the ceramic industry;
s2, drying the blank obtained in the step S1, and spraying a moisturizing solution after drying, wherein the moisturizing solution contains sodium carboxymethylcellulose;
s3, printing glaze ink on the blank obtained in the step S2, wherein the glaze ink comprises, by mass, 15-25 parts of glaze slip, 10-30 parts of sodium hydroxide solution, 1-5 parts of a dispersant and 10-20 parts of a solvent;
s4, applying a layer of protective glaze on the blank obtained in the step S3, wherein the protective glaze has a high-temperature viscosity range of 7000-8500 Pa.S at 1170-1220 ℃;
and S5, firing the blank obtained in the step S4 to obtain the ceramic tile with the concave-convex frosted decorative effect.
2. The method according to claim 1, wherein the glaze slip material comprises potassium feldspar or/and albite.
3. The method of claim 2, wherein the glaze slip material comprises a clay material.
4. The method of claim 2 or 3, wherein the gloss of the protective enamel in step S4 is 10 to 20 degrees.
5. The method as set forth in claim 1, wherein the amount of the glaze ink printed in step S3 is 200 g/m and 500 g/m.
6. The method of claim 1, wherein the protective glaze is applied in an amount of 80 to 110 g/m in step S4.
7. The method of claim 1, wherein the chemical composition of the protective enamel in step S4 is: SiO 2258.1-64.3%、Al2O3 12.8-15.2%、SrO 0.5-1.4%、K2O 2.5-3.5%、Na21.1 to 2.4 percent of O, 4.6 to 6.7 percent of CaO, 1.5 to 2.9 percent of ZnO, 2.4 to 4.5 percent of BaO, 2.2 to 3.3 percent of MgO and 4.3 to 7.6 percent of loss on ignition.
8. The method of claim 1, further comprising a step S3-1 between the step S3 and the step S4, wherein the decorative ink is ink-jet printed on the green body obtained in the step S3.
9. Ceramic tile with relief frosted decoration, characterized in that it is obtained by the production process according to any one of claims 1 to 8.
10. A ceramic tile as claimed in claim 9 wherein the relief frosted decorative effect is provided by raised frosted effect particles on the surface of the tile, the raised frosted effect particles having a height of from 0.1 to 1.1 mm.
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| CN113248150A (en) * | 2021-06-22 | 2021-08-13 | 佛山市东鹏陶瓷发展有限公司 | Engraving protection glaze and ceramic tile capable of improving engraving depth and preparation method thereof |
| CN113789928A (en) * | 2021-11-18 | 2021-12-14 | 广东简一(集团)陶瓷有限公司 | Ceramic tile with polo Pond decorative effect and preparation method thereof |
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| EP0303403A2 (en) * | 1987-08-10 | 1989-02-15 | Inax Corporation | Tile glaze, glazing method, and method of producing tiles |
| US20050158400A1 (en) * | 2004-01-21 | 2005-07-21 | Microban Products Company | Antimicrobial ceramic glaze |
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