Glaze with wood grain light sense and application thereof in preparation of high-fidelity wood grain light sense ceramic tile

Abstract

The application discloses a glaze with wood grain light sense and application thereof in preparation of high-fidelity wood grain light sense ceramic tiles, and comprises base glaze, pigment, modified light sense material and glycerol solvent, wherein the base glaze is 95-98 parts, the pigment is 0.5-2 parts, the modified light sense material is 0.5-3 parts, and the glycerol solvent is 1-4 parts; a specific formula comprises the following raw materials: base glaze 96%, pigment 2%, modified light sense material 2% and glycerol solvent 3%. The quartz stone and carbon black are pyrolyzed under an oxygen-free condition at high temperature, then are uniformly mixed to perform sulfonation and oxidation reaction, the crosslinking of the quartz stone and the carbon black is increased, the crystal phase in the glaze is increased due to high firing temperature, the carbon black is used to intercept atomic groups to generate soft light sense function, and the wood grain light sense of the ceramic tile is realized.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of wood grain ceramic tile glaze, in particular to a glaze with wood grain light sense and its application in the preparation of high-fidelity wood grain light sense ceramic tile. BACKGROUND

[0002] Wood materials have no cold feeling of ceramic tiles, and the touch is more comfortable, with a warm feeling, but the wear resistance of wood materials is poor, and it is easy to accumulate dust, which is more troublesome to clean. A mainstream home material, wood grain ceramic tile, has appeared on the market. The wood grain ceramic tile has high strength, is not easy to deform, is easy to clean and maintain, and has various combinations of patterns, and its performance is better than that of natural wood.

[0003] The existing wood grain ceramic tile is processed by using a screen printing process on the surface of the tile body to achieve a wood grain pattern effect, or using a roller printing pattern technology, and then firing to obtain a wood grain ceramic tile. The wood grain ceramic tile prepared by the above method has a realistic texture, but the glaze has a strong light sense and produces a dazzling effect, and does not have the light sense of wood materials. SUMMARY

[0004] In view of the defects of the prior art, the purpose of the present application is to provide a glaze with wood grain light sense and its application in the preparation of high-fidelity wood grain light sense ceramic tile to solve the problems raised in the background art.

[0005] The technical problem solved by the present application adopts the following technical scheme:

[0006] The present application provides a glaze with wood grain light sense, which comprises a base glaze, pigments, modified light sense material and glycerol solvent, the base glaze 95-98 parts, pigments 0.5-2 parts, modified light sense material 0.5-3 parts, glycerol solvent 1-4 parts;

[0007] The glaze further comprises a modified wollastonite coordinated nano-silicon dioxide agent accounting for 3-5% of the total weight of the base glaze;

[0008] The preparation method of the modified wollastonite coordinated nano-silicon dioxide agent is as follows:

[0009] The nano-silicon dioxide is added to a 5% mass fraction chitosan aqueous solution in a weight ratio of 1:6, then 2-5% of silane coupling agent KH560 and 1-3% of lanthanum chloride are added, and the mixture is stirred uniformly to obtain a nano-silicon dioxide agent;

[0010] The wollastonite is sent into a 3-5 times mass fraction 10% sodium alginate solution, then 1-5% of the total amount of alkyl sulfonic acid sodium is added, and the wollastonite dispersion liquid is obtained after sufficient stirring, the wollastonite dispersion liquid and nano silicon dioxide agent are mixed according to a weight ratio of 1:5, and finally sufficient stirring is performed, and the reaction is completed, washed with water, and dried.

[0011] The specific formula includes the following raw materials: base glaze 96%, pigment 2%, modified light-sensitive material 2%, and glycerol solvent 3%.

[0012] Preferably, the preparation method of the modified light-sensitive material comprises the following steps:

[0013] S1, under anaerobic conditions, 10 parts of carbon black is added to 100 parts of quartz stone as the main raw material, high-temperature pyrolysis is carried out at 500-600°C, then cooling is performed, and the mixture is uniformly mixed and added to chlorosulfonic acid for sulfonation reaction, after the reaction is completed, cooling and washing are performed to form a mixture A for standby;

[0014] S2, the mixture A and an oxidizing agent are put into a reaction kettle according to a mass ratio of 1:0.1-0.2 for mixing, the temperature in the reaction kettle is kept at 70-80°C by heating, and stirring treatment is performed at a speed of 300-340 revolutions per minute for 1-2 hours for standby, after cooling to room temperature, filtration and washing are performed, and finally a neutral mixture B with a pH value of 7-8 is obtained;

[0015] S3, the components are added to a high-speed mixer according to the proportion for mixing, the mixed materials are placed in a crucible for melting, natural cooling to room temperature is performed, and then crushing and ball milling are performed, the ball-milled materials need to pass through a 180-200 mesh screen, and finally drying is performed to obtain the modified light-sensitive material.

[0016] Preferably, the temperature of the material during sulfuration in S1 is 80-120°C, and the mixing time is 100-120 minutes.

[0017] Preferably, the carbon black is filtered by a buret under reduced pressure to remove organic impurities therein, and the particle size of the carbon black is 20-100 nm.

[0018] Preferably, the oxidizing agent is one or a mixture of several of hydrogen peroxide, hydrogen peroxide, nitric acid, and potassium dichromate.

[0019] Preferably, the oxidation reaction time in S2 is 2-2.5 hours, and the ratio of mixture A to oxidizing agent is 20:1-2.

[0020] Preferably, the pigment is a mixture of one or more of iron blue, cobalt blue, iron oxide red, titanium dioxide, lead chromate, cadmium sulfide, and hydrated iron oxide.

[0021] Preferably, the preparation method of the wood grain imitation light-sensitive glaze comprises the following steps:

[0022] (1), in the base glaze and modified light sense material according to the proportion of color material, modified wollastonite coordination nano silica agent, after adding glycerol solvent high speed dispersion grinding uniform formation glaze;

[0023] (2), in the surface of the tile blank is applied to the prepared glaze, form wood grain pattern layer;

[0024] (3), the glaze coated blank is placed in the kiln with 1200-1350 ℃ high temperature firing, firing time is 20-24 hours, after firing let the kiln natural cooling, after the furnace get wood grain light sense glaze tile.

[0025] Preferably, the base glaze includes potassium feldspar 20-30 parts, corundum powder 5-8 parts, bauxite 8-12 parts, borax 15-20 parts, kaolin 5-7 parts, calcite 8-12 parts, antimony oxide 6-10 parts, wollastonite 9-12 parts, talc powder 5-10 parts.

[0026] The prepared glaze with wood grain light sense and its application in the preparation of high fidelity wood grain light sense tile have the following beneficial effects: the quartz stone and carbon black are pyrolyzed under anaerobic conditions at high temperature, then uniformly mixed for sulfonation and oxidation reaction, so that the dispersibility between the quartz stone and carbon black is improved, the crosslinking of the quartz stone and carbon black is increased, the sintering temperature is high, the crystal phase in the glaze is increased, the wear resistance of the glaze surface after sintering is improved, the modified light sense material can be used as an ultraviolet resistant stabilizer, has high light absorption, and thus can effectively prevent the reflection of the tile surface by light of a certain wavelength range, convert the light energy into heat energy, use the tinting power and hiding power of carbon black to intercept atomic groups to produce soft light sense function, and realize the wood grain light sense of the tile. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application are clearly and completely described below in combination with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] The present application provides a glaze with wood grain light sense, which comprises a base glaze, a pigment, a modified light sense material and a glycerol solvent, the base glaze 95-98 parts, the pigment 0.5-2 parts, the modified light sense material 0.5-3 parts, and the glycerol solvent 1-4 parts.

[0029] The specific formula comprises the following raw materials: base glaze 96%, pigment 2%, modified light sense material 2%, and glycerol solvent 3%.

[0030] The preparation method of the modified light-sensitive material of the embodiment comprises the following steps:

[0031] S1, 10 parts of carbon black are added to 100 parts of quartz stone as the main raw material under oxygen-free conditions, high-temperature pyrolysis is carried out at 500-600°C, then cooling is performed, and then the mixture is added to chlorosulfonic acid to mix uniformly and perform sulfonation reaction, after the reaction is completed, cooling and washing are performed to form a mixture A for standby;

[0032] S2, the mixture A and the oxidizing agent are put into a reaction kettle according to a mass ratio of 1:0.1-0.2 to mix, the temperature in the reaction kettle is kept at 70-80°C by heating, and stirring treatment is performed at a speed of 300-340 revolutions per minute for 1-2 hours to standby, after cooling to room temperature, filtration and washing are performed, and finally a neutral mixture B with a pH value of 7-8 is obtained;

[0033] S3, the components are added to a high-speed mixer according to the proportion to mix, the mixed material is placed in a crucible to melt, and after natural cooling to room temperature, crushing and ball milling are performed, the material after ball milling needs to pass through a 180-200 mesh screen, and finally drying is performed to obtain the modified light-sensitive material.

[0034] In S1 of the embodiment, the temperature of the material during vulcanization is 80-120°C, and the mixing time is 100-120 minutes.

[0035] The carbon black of the embodiment is filtered by a buret under reduced pressure to remove organic impurities therein, and the particle size of the carbon black is 20-100 nm.

[0036] The oxidizing agent of the embodiment is one or a mixture of several of hydrogen peroxide, hydrogen peroxide, nitric acid, and potassium dichromate.

[0037] The oxidation reaction time in S2 of the embodiment is 2-2.5 hours, and the ratio of the mixture A to the oxidizing agent is 20:1-2.

[0038] The pigment of the embodiment is a mixture of one or more of iron blue, cobalt blue, iron oxide red, titanium dioxide, lead chromate, cadmium sulfide, and hydrated iron oxide.

[0039] The preparation method of the wood grain pattern light-sensitive glaze of the embodiment comprises the following steps:

[0040] (1) The colorant is added to the base glaze and the modified light-sensitive material according to the proportion, glycerol solvent is added, and high-speed dispersion and grinding are uniformly performed to form the glaze;

[0041] (2) The prepared glaze is applied to the surface of the ceramic tile blank to form a wood grain pattern layer;

[0042] (3), the blank coated with glaze is placed in the kiln and fired at a high temperature of 1200-1350 DEG C for 20-24 hours, and then naturally cooled down, and the wood grain light glaze ceramic tile is obtained after the firing.

[0043] The base glaze of the embodiment comprises 20-30 parts of potassium feldspar, 5-8 parts of corundum powder, 8-12 parts of bauxite, 15-20 parts of borax, 5-7 parts of kaolin, 8-12 parts of calcite, 6-10 parts of antimony oxide, 9-12 parts of wollastonite, and 5-10 parts of talc powder.

[0044] Example 1.

[0045] The embodiment of the present application provides a glaze with wood grain light effect, which comprises a base glaze, pigments, modified light effect material and glycerol solvent, wherein the base glaze is 95 parts, the pigments are 0.5 parts, the modified light effect material is 0.5 parts, and the glycerol solvent is 1 part.

[0046] The preparation method of the modified light effect material of the embodiment comprises the following steps:

[0047] S1, 100 parts of quartz stone as the main raw material, 10 parts of carbon black are added under anaerobic conditions, high temperature pyrolysis at 500 DEG C, then cooling down and adding into chlorosulfonic acid to mix uniformly for sulfonation reaction, after the reaction is completed, the mixture A is formed after cooling and washing for standby;

[0048] S2, the mixture A and the oxidizing agent are put into the reaction kettle according to the mass ratio of 1:0.1 for mixing, the temperature in the reaction kettle is kept at 70 DEG C by heating, and the stirring speed is 300 r / min, and the mixture is treated for 1 hour, then cooled to room temperature, filtered and washed, and finally a neutral mixture B with a PH value of 7 is obtained;

[0049] S3, the components are added into the high-speed mixer according to the proportion, the mixed materials are put into the crucible for melting, and then broken and ball milled after natural cooling to room temperature, the ball milled materials are sieved through a 180 mesh screen, and finally dried to obtain the modified light effect material.

[0050] In S1 of the embodiment, the temperature of the material during sulfuration is 80 DEG C, and the mixing time is 100 minutes.

[0051] The carbon black of the embodiment is filtered through a burette under reduced pressure to remove organic impurities therein, and the particle size of the carbon black is 20 nm.

[0052] The oxidizing agent of the embodiment is one or a mixture of several of hydrogen peroxide, hydrogen peroxide, nitric acid and potassium dichromate.

[0053] The oxidation reaction time in S2 of the embodiment is 2 hours, and the ratio of the mixture A to the oxidizing agent is 20:1.

[0054] The pigment of the embodiment is mixed by one or more of iron blue, cobalt blue, iron oxide red, titanium dioxide, lead chromate, cadmium sulfide, hydrated iron oxide.

[0055] The preparation method of the wood grain-like light-sensitive glaze of the embodiment comprises the following steps:

[0056] (1) adding colorants in the basic glaze and the modified light-sensitive material according to the proportion, uniformly dispersing and grinding after adding glycerol solvent to form the glaze;

[0057] (2) applying the prepared glaze on the surface of the ceramic tile blank to form a wood grain-like pattern layer;

[0058] (3) placing the blank coated with the glaze in a kiln for high-temperature firing at 1200℃, the firing time is 20 hours, and the kiln is naturally cooled after firing, and the wood grain-like light-sensitive glaze ceramic tile is obtained after the furnace is discharged.

[0059] The basic glaze of the embodiment comprises 20 parts of potassium feldspar, 5 parts of corundum powder, 8 parts of bauxite, 15 parts of borax, 5 parts of kaolin, 8 parts of calcite, 6 parts of antimony oxide, 9 parts of wollastonite, and 5 parts of talc powder.

[0060] Embodiment 2.

[0061] The embodiment of the present application provides a wood grain-like light-sensitive glaze, which comprises a basic glaze, pigments, a modified light-sensitive material, and a glycerol solvent, wherein the basic glaze is 97 parts, the pigments are 1 part, the modified light-sensitive material is 2%, and the glycerol solvent is 2 parts.

[0062] The preparation method of the modified light-sensitive material of the embodiment comprises the following steps:

[0063] S1, 100 parts of quartz stone as the main raw material, 10 parts of carbon black are added under anaerobic conditions, high-temperature pyrolysis at 550℃, then cooling, adding to chlorosulfonic acid and mixing uniformly for sulfonation reaction, after the reaction is completed, cooling and washing to form a mixture A for standby;

[0064] S2, mixture A and oxidizing agent are put into a reaction kettle according to the mass ratio of 1:0.15, heated to keep the temperature in the reaction kettle at 75℃, and stirred at a speed of 320 revolutions per minute for 1.5 hours, then cooled to room temperature, filtered and washed, and finally a neutral mixture B with a pH value of 7.5 is obtained;

[0065] S3, the components are added to a high-speed mixer according to the proportion, the mixed material is placed in a crucible for melting, naturally cooled to room temperature, broken and ball milled, the ball milled material needs to pass through a 190 mesh screen, and finally dried to obtain the modified light-sensitive material.

[0066] In S1 of the embodiment, the temperature of the material during sulfuration is 100℃, and the mixing time is 110 minutes.

[0067] The carbon black of the embodiment is filtered by a Buchner funnel to remove organic impurities therein, and the particle size of the carbon black is 55 nm.

[0068] The oxidizing agent of the embodiment is one or a mixture of several of hydrogen peroxide, hydrogen peroxide, nitric acid, and potassium dichromate.

[0069] The oxidation reaction time in S2 of the embodiment is 2.2 hours, and the ratio of the mixture A to the oxidizing agent is 20:1.5.

[0070] The pigment of the embodiment is a mixture of one or more of iron blue, cobalt blue, iron oxide red, titanium dioxide, lead chromate, cadmium sulfide, and hydrated iron oxide.

[0071] The preparation method of the wood grain-like photo-sensitive glaze of the embodiment includes the following steps:

[0072] (1) The colorant is added to the base glaze and the modified photo-sensitive material according to the ratio, and the glycerol solvent is added and uniformly dispersed and ground at high speed to form the glaze;

[0073] (2) The prepared glaze is applied to the surface of the ceramic tile blank to form a wood grain-like pattern layer;

[0074] (3) The blank coated with the glaze is placed in a kiln and fired at a high temperature of 1300°C for 20-24 hours, and the kiln is naturally cooled after firing. The wood grain-like photo-sensitive glaze ceramic tile is obtained after the furnace is discharged.

[0075] The base glaze of the embodiment includes 22 parts of potassium feldspar, 7 parts of corundum powder, 10 parts of bauxite, 17 parts of borax, 6 parts of kaolin, 9 parts of calcite, 8 parts of antimony oxide, 11 parts of wollastonite, and 8 parts of talc powder.

[0076] Embodiment 3.

[0077] The embodiment provides a glaze with a wood grain-like photo-sensitivity, which includes a base glaze, a pigment, a modified photo-sensitive material, and a glycerol solvent, wherein the base glaze is 98 parts, the pigment is 2 parts, the modified photo-sensitive material is 3 parts, and the glycerol solvent is 4 parts.

[0078] The preparation method of the modified photo-sensitive material of the embodiment includes the following steps:

[0079] S1, 100 parts of quartz stone is used as the main raw material, 10 parts of carbon black is added under anaerobic conditions, high temperature pyrolysis is carried out at 600°C, then cooling is carried out, and then the mixture is uniformly mixed and added to chlorosulfonic acid for sulfonation reaction. After the reaction is completed, the mixture A is formed by cooling and washing for standby use;

[0080] S2, the mixture A and oxidant are put into a reaction kettle according to the mass ratio of 1:0.2, mixed, heated to keep the temperature in the reaction kettle at 80℃, stirred at the speed of 340 rpm for 2 hours, then cooled to room temperature, filtered and washed, and finally a neutral mixture B with the PH value of 8 is obtained;

[0081] S3, the components are added into a high-speed mixer according to the proportion, mixed, put into a crucible to be melted, naturally cooled to room temperature, broken and ball milled, the ball milled material is passed through a 1200 mesh screen, and finally dried to obtain the modified light-sensitive material.

[0082] In S1 of the embodiment, the temperature of the material during vulcanization is 120℃, and the mixing time is 120 minutes.

[0083] The carbon black in the embodiment is filtered by a Buchner funnel under reduced pressure to remove organic impurities therein, and the particle size of the carbon black is 100 nm.

[0084] The oxidant in the embodiment is one or a mixture of several of hydrogen peroxide, hydrogen peroxide, nitric acid and potassium dichromate.

[0085] The oxidation reaction time in S2 of the embodiment is 2.5 hours, and the ratio of mixture A to oxidant is 20:2.

[0086] The pigment in the embodiment is a mixture of one or more of iron blue, cobalt blue, iron oxide red, titanium dioxide, lead chromate, cadmium sulfide and hydrated iron oxide.

[0087] The preparation method of the wood grain imitating light-sensitive glaze in the embodiment includes the following steps:

[0088] (1) colorants are added into the base glaze and modified light-sensitive material according to the proportion, glycerol solvent is added, and high-speed dispersion grinding is performed to uniformly form a glaze;

[0089] (2) the prepared glaze is applied to the surface of the ceramic tile blank to form a wood grain imitating pattern layer;

[0090] (3) the blank coated with the glaze is placed in a kiln for high temperature firing at 1350℃, the firing time is 20-24 hours, and after firing, the kiln is naturally cooled, and the wood grain imitating light-sensitive glaze ceramic tile is obtained after discharging.

[0091] The base glaze in the embodiment includes 30 parts of potassium feldspar, 8 parts of corundum powder, 12 parts of bauxite, 20 parts of borax, 7 parts of kaolin, 12 parts of calcite, 10 parts of antimony oxide, 12 parts of wollastonite and 10 parts of talc powder.

[0092] Comparative Example 1.

[0093] Different from Example 3, no modified light-sensitive material is added in the glaze.

[0094] Comparative Example 2.

[0095] Different from Example 3, the modified light-sensing material does not undergo vulcanization and oxidation reaction in the preparation process.

[0096] Comparative Example 3.

[0097] Different from Example 3, the firing temperature of the glaze is reduced.

[0098] The products of Examples 1-3 and Comparative Examples 1-3 are subjected to performance testing;

[0099] Thirty glaze samples are prepared, 5 samples in each group, a total of 6 groups, each group corresponding to Examples 1-3 and Comparative Examples 1-3 and numbered A / B / C / D / E / F, and then the prepared glaze is applied to the surface of the tile body, and after high-temperature firing and cooling, the glaze samples of groups A / B / C / D / E / F are detected respectively, and the detection results are as follows.

[0100]

[0101] As can be seen from Examples 1-3, the glaze with wood grain light-sensing effect prepared by using the present application and its application in the preparation of high-fidelity wood grain light-sensing ceramic tiles have high wear resistance of the fired glaze surface, and the coloring power and hiding power of carbon black are used to intercept atomic groups to produce soft light-sensing effect, realizing the wood grain light-sensing effect of the ceramic tile.

[0102] As can be seen from Comparative Example 1 and Example 3, the modified light-sensing material does not undergo vulcanization and oxidation reaction, although the glaze has good light-sensing effect, but its wear resistance is poor;

[0103] In addition, it is found from Comparative Examples 2-3 that in the preparation of the glaze with wood grain light-sensing effect and its application in the preparation of high-fidelity wood grain light-sensing ceramic tiles, the quartz stone and carbon black are pyrolyzed at high temperature under anaerobic conditions, then mixed uniformly and subjected to sulfonation and oxidation reaction, thereby improving the dispersibility between the quartz stone and the carbon black and increasing the crosslinking of the quartz stone and the carbon black, and through reasonable firing temperature, the wear resistance of the glaze is ensured.

[0104] Based on Example 3, the modified wollastonite coordination nano-silica agent is further added to the glaze, accounting for 4% of the total weight of the base glaze;

[0105] The preparation method of the modified wollastonite coordination nano-silica agent is as follows:

[0106] The nano-silica is added to a chitosan aqueous solution with a mass fraction of 5% at a weight ratio of 1:6, then 3.5% of silane coupling agent KH560 and 2% of lanthanum chloride are added to the total amount of nano-silica, and stirred uniformly to obtain the nano-silica agent;

[0107] The wollastonite is sent into 4 times of mass fraction 10% sodium alginate solution, then 3% alkyl sulfonic acid sodium of the total amount of wollastonite is added, stirring is fully carried out, the wollastonite dispersion is obtained, the wollastonite dispersion and nano silicon dioxide agent are mixed according to the weight ratio of 1:5, finally stirring is fully carried out, the reaction is finished, water washing, drying, and then the product is obtained.

[0108]

[0109] The innovation of the present application is that:

[0110] The present application improves the dispersibility between the quartz stone and the carbon black by pyrolyzing the quartz stone and the carbon black under the oxygen-free condition at high temperature, then mixing and uniformly carrying out the sulfonation and oxidation reaction, increases the crosslinking between the quartz stone and the carbon black, and increases the crystal phase in the glaze due to the high sintering temperature, which is beneficial to improving the wear resistance of the glaze surface after sintering, and the modified light-sensitive material can be used as an anti-ultraviolet stabilizer and has high light absorption, so that the surface of the ceramic tile can be effectively prevented from reflecting the light of a certain range of wavelengths, the light energy is converted into heat energy, the coloring power and covering power of the carbon black are used to intercept atomic groups to generate the function of soft light feeling, and the wood grain light feeling of the ceramic tile is realized.

[0111] It is apparent to those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, but can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being defined by the appended claims rather than by the foregoing description, and it is intended that all changes which come within the meaning and range of equivalency of the claims are resolvable as permissible variations.

[0112] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments which can be understood by those skilled in the art.

Claims

1. A glaze having a wood grain-like light sensation, characterized by comprising: It includes a base glaze, pigment, modified photosensitive material, and glycerol solvent, wherein the base glaze is 95-98 parts, the pigment is 0.5-2 parts, the modified photosensitive material is 0.5-3 parts, and the glycerol solvent is 1-4 parts; The preparation method of the modified photosensitive material includes the following steps: S1. Using 100 parts of quartz as the main raw material, add 10 parts of carbon black and pyrolyze at 500℃-600℃ under oxygen-free conditions. Then, after cooling, add it to chlorosulfonic acid and mix evenly to carry out sulfonation reaction. After the reaction is completed, cool and wash to form mixture A for later use. S2. Mix mixture A and oxidant in a mass ratio of 1:0.1-0.2 in a reaction vessel, heat and maintain the temperature inside the reaction vessel at 70℃-80℃, and stir at a speed of 300-340 rpm for 1-2 hours for later use. After cooling to room temperature, filter and wash to obtain a neutral mixture B with a pH value of 7-8. S3. Add mixture A and mixture B to a high-speed mixer for mixing. Place the mixture in a crucible to melt it. After naturally cooling to room temperature, crush and ball mill it. The ball-milled material needs to pass through a 180-200 mesh sieve and finally dry it to obtain the modified photosensitive material.

2. The glaze having a woodgrain-like light sense according to claim 1, wherein The temperature of the material during sulfonation in S1 is 80-120℃, and the mixing time in S3 is 100-120 minutes.

3. The glaze having a woodgrain-like light sensation according to claim 1, wherein The carbon black is filtered through a Buchner funnel to remove organic impurities, and the particle size of the carbon black is 20-100 nm.

4. The glaze having a woodgrain-like light sensation according to claim 1, wherein The oxidant is one or a mixture of hydrogen peroxide, nitric acid, and potassium dichromate.

5. A glaze with a wood grain-like sheen according to claim 1, characterized in that, The oxidation reaction time in S2 is 2-2.5 hours.

6. A glaze with a wood grain-like sheen according to claim 1, characterized in that, The pigment is one or more of the following: iron blue, cobalt blue, iron oxide red, titanium dioxide, lead chromate, cadmium sulfide, and hydrated iron oxide.

7. A glaze with a wood grain-like sheen according to claim 1, characterized in that, The preparation method of the wood grain-like glossy glaze includes the following steps: (1) Add pigments to the base glaze and modified photosensitive material according to the ratio, add glycerol solvent, and then disperse and grind at high speed to form a uniform glaze; (2) Apply the prepared glaze to the surface of the ceramic tile blank to form a wood grain pattern layer; (3) Place the glazed blank in the kiln and fire it at a high temperature of 1200-1350℃ for 20-24 hours. After firing, let the kiln cool naturally. After firing, you will get a wood grain-like glazed ceramic tile.

8. A glaze with a wood grain-like sheen according to claim 1, characterized in that, The base glaze comprises 20-30 parts potassium feldspar, 5-8 parts corundum powder, 8-12 parts bauxite, 15-20 parts borax, 5-7 parts kaolin, 8-12 parts calcite, 6-10 parts antimony oxide, 9-12 parts wollastonite, and 5-10 parts talc powder.

9. A glaze with a wood grain-like sheen as described in any one of claims 1-8, and its application in the preparation of highly realistic wood grain-like ceramic tiles.

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