Anti-slip transparent bluish white glaze, bluish white ceramic product and preparation method of anti-slip transparent bluish white glaze

Abstract

The invention relates to the technical field of ceramic products, in particular to anti-slip transparent bluish white glaze, a bluish white ceramic product and a preparation method thereof, and the anti-slip transparent bluish white glaze is prepared from the following raw materials in parts by weight: 15-25 parts of potassium feldspar, 15-20 parts of a modified aluminum oxide agent, 10-15 parts of silicon dioxide, 8-12 parts of a modifier added based on talcum powder, 4-7 parts of barium oxide, 2-5 parts of calcium phosphate and 2-3 parts of chromic oxide. According to the bluish white glaze, the potassium feldspar is matched with the silicon dioxide, the barium oxide and the modified aluminum oxide agent, the modified body added based on the talcum powder, the calcium phosphate and the chromic oxide are used, and the raw materials are blended, matched and jointly synergized, so that the obtained bluish white glaze is harmoniously improved in skid resistance, transparency and bluish white color and luster; and the product has remarkable water-resistant and heat-resistant stability effects.

Description

Technical Field

[0001] The invention relates to the technical field of ceramic products, and in particular to a non-slip transparent blue-white glaze, a blue-white ceramic product and a preparation method thereof. Background Art

[0002] With the development of ceramic technology, more and more ceramic products are presented to the public. For the more common pure-color ceramic glazes such as white porcelain and red porcelain, more and more consumers have begun to like different ceramic glaze styles, such as crackle glaze, retro glaze and bluish-white glaze. In order to improve the anti-slip performance of existing ceramic products, it is easy to reduce the transparency and bluish-white color of the products, making it difficult to achieve coordinated improvement of the products. In addition, the products have poor water resistance and heat resistance, which limits the use efficiency of the products. Summary of the invention

[0003] In view of the defects of the prior art, the purpose of the present invention is to provide a non-slip transparent blue-white glaze, a blue-white ceramic product and a preparation method thereof, so as to solve the problems raised in the above background technology.

[0004] The present invention solves the technical problem by adopting the following technical solution: The present invention provides a non-slip transparent blue-white glaze, comprising the following raw materials in parts by weight: 15-25 parts of potassium feldspar, 15-20 parts of modified alumina agent, 10-15 parts of silicon dioxide, 8-12 parts of modified body added based on talc powder, 4-7 parts of barium oxide, 2-5 parts of calcium phosphate and 2-3 parts of chromium oxide.

[0005] Preferably, the anti-slip transparent blue-white glaze comprises the following raw materials in parts by weight: 20 parts of potassium feldspar, 17.5 parts of modified alumina agent, 12.5 parts of silicon dioxide, 10 parts of modified body added based on talc powder, 5.5 parts of barium oxide, 3.5 parts of calcium phosphate and 2.5 parts of chromium oxide.

[0006] Preferably, the preparation method of the modified alumina agent is: S01: Add 4-6 parts of quartz and 1-3 parts of kaolin to 5-8 parts of Tris-HCl buffer solution by weight, then add 2-4 parts of sodium carboxymethyl cellulose, stir well, and obtain a quartz-doped conditioning solution; S02: heating the alumina to 135-140°C at a rate of 1-3°C / min, keeping the temperature for 5 minutes, and finally air-cooling to room temperature to obtain pretreated alumina; The pretreated alumina and the adjusting liquid mixed with quartz are stirred and modified in a weight ratio of 2:5, and after the stirring is completed, the mixture is filtered and dried to obtain an alumina / quartz compounding agent; S03: 5-8 parts by weight of 5% yttrium nitrate solution, 2-4 parts by weight of urea solution, 3-5 parts by weight of wollastonite and 2-3 parts by weight of strontium carbonate are mixed thoroughly to obtain a modifier; S04: Alumina / quartz stone compounding agent and modifier are mixed in a weight ratio of 5:3 and ball-milled at a speed of 1000 r / min for 2 h. After the ball milling is completed, the mixture is filtered and dried to obtain a modified alumina agent.

[0007] Preferably, the pH value of the Tris-HCl buffer solution is 8-9.

[0008] Preferably, the mass fraction of the urea solution is 5-8%.

[0009] Preferably, the stirring speed of the stirring modification treatment is 450-500 r / min, and the stirring time is 30-40 min.

[0010] Preferably, the preparation method of the modified body based on talc addition is: S11: 4-7 parts of calcined talc powder, 2-5 parts of cerium oxide and 2-3 parts of nano-titanium dioxide are mixed and sintered for 1 hour at a sintering temperature of 210-220° C., and a sintered body is obtained after the sintering is completed; S12: 5-8 parts of the sintered body and 8-12 parts of the added treatment liquid are mixed and ultrasonically treated. After the ultrasonic treatment is finished, the mixture is filtered and dried to obtain a modified body based on talc addition.

[0011] Preferably, the ultrasonic power of the blending ultrasonic treatment is 500-600W, and the ultrasonic treatment is performed for 20-30min.

[0012] Preferably, the added treatment liquid comprises the following raw materials in parts by weight: 3~5 parts of magnesium aluminum spinel, 2~3 parts of hydroxyapatite, 1~3 parts of shell powder, 2~4 parts of 6% by mass sodium silicate solution and 4~6 parts of 4% by mass sodium alginate solution.

[0013] The present invention also provides a method for preparing a blue-white ceramic product, using the non-slip transparent blue-white glaze, comprising the following steps: Step 1, preparing a green body as follows: 10-15 parts of albite, 5-8 parts of bentonite, 4-7 parts of illite, 3-5 parts of silicon carbide and 3-5 parts of mullite are mixed and wet-milled thoroughly, and then molded at a molding pressure of 30 MPa for 1 hour to obtain a green body; Step 2: fully blend and wet-mill the raw materials in the anti-slip transparent blue-white glaze to obtain the anti-slip transparent blue-white glaze; Step 3: Apply the non-slip transparent blue-white glaze to the surface of the body, with a glaze amount of 550g / m 2, then dried until the surface moisture content is less than 5%, and finally sintered to improve, the sintering temperature is 1250℃, sintered for 6h, to obtain bluish-white ceramic products.

[0014] The invention also provides a blue-white ceramic product, which is prepared by the preparation method of the blue-white ceramic product.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The blue-white glaze of the present invention uses potassium feldspar in combination with silicon dioxide, barium oxide and modified alumina, a modifier based on talcum powder, calcium phosphate and chromium oxide. The blue-white glaze has improved anti-slip performance, transparency and blue-white color through the coordination and coordination between the raw materials, and the product has remarkable water resistance and heat resistance stability. 2. The modified alumina agent adopts alumina and heats up to 135-140°C at a rate of 1-3°C / min, and keeps the temperature for 5 minutes to optimize the active performance of alumina. At the same time, it is coordinated and improved with the regulating liquid for blending quartz stone. The regulating liquid for blending quartz stone is based on quartz stone, and is coordinated and synergistic with kaolin, Tris-HCl buffer solution and sodium carboxymethyl cellulose. Through the co-combination and coordination between the raw materials, the obtained alumina / quartz stone compounding agent is further used in the system to enhance the transparency, bluish-white color and anti-slip performance of the product. At the same time, after the ball milling improvement treatment of the modifier, the yttrium nitrate solution, urea solution, wollastonite and strontium carbonate in the modifier are coordinated and synergistic. Through the co-combination and coordination between the raw materials, wollastonite and strontium carbonate are blended into the system to further enhance the performance effect of the product system. 3. The talcum powder-added modifier is sintered by blending calcined talcum powder, cerium oxide and nano-titanium dioxide. The performance stability and coordination of the system can be enhanced by blending calcined talcum powder with nano-titanium dioxide and cerium oxide. The added treatment liquid is blended and ultrasonically treated. Magnesium aluminum spinel, hydroxyapatite and shell powder in the treatment liquid are added as matrix raw materials. The raw materials are co-blended and coordinated, and the sodium silicate solution is further improved and optimized by blending the sodium silicate solution with a mass fraction of 4% sodium alginate solution. The coordination between the raw materials is further enhanced to further improve the coordination between the talcum powder-added modifier and the modified alumina agent, thereby further improving the performance of the product. DETAILED DESCRIPTION

[0016] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] The anti-slip transparent bluish-white glaze of this embodiment includes the following raw materials in parts by weight: 15-25 parts of potassium feldspar, 15-20 parts of modified alumina agent, 10-15 parts of silicon dioxide, 8-12 parts of modified body added based on talc powder, 4-7 parts of barium oxide, 2-5 parts of calcium phosphate and 2-3 parts of chromium oxide.

[0018] The preparation method of the modified alumina agent of this embodiment is: S01: Add 4-6 parts of quartz and 1-3 parts of kaolin to 5-8 parts of Tris-HCl buffer solution by weight, then add 2-4 parts of sodium carboxymethyl cellulose, stir well, and obtain a quartz-doped conditioning solution; S02: heating the alumina to 135-140°C at a rate of 1-3°C / min, keeping the temperature for 5 minutes, and finally air-cooling to room temperature to obtain pretreated alumina; The pretreated alumina and the adjusting liquid mixed with quartz are stirred and modified in a weight ratio of 2:5, and after the stirring is completed, the mixture is filtered and dried to obtain an alumina / quartz compounding agent; S03: 5-8 parts by weight of 5% yttrium nitrate solution, 2-4 parts by weight of urea solution, 3-5 parts by weight of wollastonite and 2-3 parts by weight of strontium carbonate are mixed thoroughly to obtain a modifier; S04: Alumina / quartz stone compounding agent and modifier are mixed in a weight ratio of 5:3 and ball-milled at a speed of 1000 r / min for 2 h. After the ball milling is completed, the mixture is filtered and dried to obtain a modified alumina agent.

[0019] The pH value of the Tris-HCl buffer solution in this embodiment is 8-9.

[0020] The mass fraction of the urea solution in this embodiment is 5-8%.

[0021] The stirring speed of the stirring modification treatment in this embodiment is 450-500 r / min, and the stirring time is 30-40 min.

[0022] The preparation method of the modified body based on talcum powder addition in this embodiment is: S11: 4-7 parts of calcined talc powder, 2-5 parts of cerium oxide and 2-3 parts of nano-titanium dioxide are mixed and sintered for 1 hour at a sintering temperature of 210-220° C., and a sintered body is obtained after the sintering is completed; S12: 5-8 parts of the sintered body and 8-12 parts of the added treatment liquid are mixed and ultrasonically treated. After the ultrasonic treatment is finished, the mixture is filtered and dried to obtain a modified body based on talc addition.

[0023] The ultrasonic power of the blended ultrasonic treatment in this embodiment is 500-600W, and the ultrasonic treatment is performed for 20-30 minutes.

[0024] The additive treatment solution of this embodiment includes the following raw materials in parts by weight: 3~5 parts of magnesium aluminum spinel, 2~3 parts of hydroxyapatite, 1~3 parts of shell powder, 2~4 parts of 6% by mass sodium silicate solution and 4~6 parts of 4% by mass sodium alginate solution.

[0025] A method for preparing a blue-white ceramic product of this embodiment, using the non-slip transparent blue-white glaze, comprises the following steps: Step 1, preparing a green body as follows: 10-15 parts of albite, 5-8 parts of bentonite, 4-7 parts of illite, 3-5 parts of silicon carbide and 3-5 parts of mullite are mixed and wet-milled thoroughly, and then molded at a molding pressure of 30 MPa for 1 hour to obtain a green body; Step 2: fully blend and wet-mill the raw materials in the anti-slip transparent blue-white glaze to obtain the anti-slip transparent blue-white glaze; Step 3: Apply the non-slip transparent blue-white glaze to the surface of the body, with a glaze amount of 550g / m 2 , then dried until the surface moisture content is less than 5%, and finally sintered to improve, the sintering temperature is 1250℃, sintered for 6h, to obtain bluish-white ceramic products.

[0026] A blue-white ceramic product of this embodiment is prepared by the preparation method of the blue-white ceramic product.

[0027] Example 1: A non-slip transparent blue-white glaze, comprising the following raw materials in parts by weight: 15 parts of potassium feldspar, 15 parts of modified alumina agent, 10 parts of silicon dioxide, 8 parts of modified body added based on talc powder, 4 parts of barium oxide, 2 parts of calcium phosphate and 2 parts of chromium oxide.

[0028] The preparation method of the modified alumina agent of this embodiment is: S01: Add 4 parts of quartz and 1 part of kaolin to 5 parts of Tris-HCl buffer solution by weight, then add 2 parts of sodium carboxymethyl cellulose, stir thoroughly, and obtain a quartz-doped conditioning solution; S02: heating the alumina to 135°C at a rate of 1°C / min, keeping the temperature for 5 minutes, and finally air-cooling to room temperature to obtain pretreated alumina; The pretreated alumina and the adjusting liquid mixed with quartz are stirred and modified in a weight ratio of 2:5, and after the stirring is completed, the mixture is filtered and dried to obtain an alumina / quartz compounding agent; S03: 5 parts by weight of 5% yttrium nitrate solution, 2 parts by weight of urea solution, 3 parts by weight of wollastonite and 2 parts by weight of strontium carbonate are mixed thoroughly to obtain a modifier; S04: Alumina / quartz stone compounding agent and modifier are mixed in a weight ratio of 5:3 and ball-milled at a speed of 1000 r / min for 2 h. After the ball milling is completed, the mixture is filtered and dried to obtain a modified alumina agent.

[0029] The pH value of the Tris-HCl buffer solution in this example is 8.

[0030] The mass fraction of the urea solution in this embodiment is 5%.

[0031] The stirring speed of the stirring modification treatment in this embodiment is 450 r / min, and the stirring time is 30 min.

[0032] The preparation method of the modified body based on talcum powder addition in this embodiment is: S11: 4 parts of calcined talc powder, 2 parts of cerium oxide and 2 parts of nano-titanium dioxide are mixed and sintered for 1 hour at a sintering temperature of 210° C., and a sintered body is obtained after the sintering is completed; S12: 5 parts of the sintered body and 8 parts of the added treatment liquid are mixed and ultrasonically treated according to weight. After the ultrasonic treatment is finished, the mixture is filtered and dried to obtain a modified body based on talc addition.

[0033] The ultrasonic power of the blending ultrasonic treatment in this embodiment is 500W, and the ultrasonic treatment is performed for 20 minutes.

[0034] The additive treatment solution of this embodiment includes the following raw materials in parts by weight: 3 parts of magnesium aluminum spinel, 2 parts of hydroxyapatite, 1 part of shell powder, 2 parts of 6% by mass sodium silicate solution and 4 parts of 4% by mass sodium alginate solution.

[0035] A method for preparing a blue-white ceramic product of this embodiment, using the non-slip transparent blue-white glaze, comprises the following steps: Step 1: preparing a green body as follows: 10 parts of albite, 5 parts of bentonite, 4 parts of illite, 3 parts of silicon carbide and 3 parts of mullite are mixed and wet-milled thoroughly, and then molded at a molding pressure of 30 MPa for 1 hour to obtain a green body; Step 2: fully blend and wet-mill the raw materials in the anti-slip transparent blue-white glaze to obtain the anti-slip transparent blue-white glaze; Step 3: Apply the non-slip transparent blue-white glaze to the surface of the body, with a glaze amount of 550g / m 2 , then dried until the surface moisture content is less than 5%, and finally sintered to improve, the sintering temperature is 1250℃, sintered for 6h, to obtain bluish-white ceramic products.

[0036] A blue-white ceramic product of this embodiment is prepared by the preparation method of the blue-white ceramic product.

[0037] Example 2: A non-slip transparent blue-white glaze, comprising the following raw materials in parts by weight: 25 parts of potassium feldspar, 20 parts of modified alumina agent, 15 parts of silicon dioxide, 12 parts of modified body added based on talc powder, 7 parts of barium oxide, 5 parts of calcium phosphate and 3 parts of chromium oxide.

[0038] The preparation method of the modified alumina agent of this embodiment is: S01: Add 6 parts of quartz and 3 parts of kaolin to 8 parts of Tris-HCl buffer solution by weight, then add 4 parts of sodium carboxymethyl cellulose, stir thoroughly, and obtain a quartz-doped conditioning solution; S02: heating the alumina to 140°C at a rate of 3°C / min, keeping the temperature for 5 minutes, and finally air-cooling to room temperature to obtain pretreated alumina; The pretreated alumina and the adjusting liquid mixed with quartz are stirred and modified in a weight ratio of 2:5, and after the stirring is completed, the mixture is filtered and dried to obtain an alumina / quartz compounding agent; S03: 8 parts by weight of 5% yttrium nitrate solution, 4 parts of urea solution, 5 parts of wollastonite and 3 parts of strontium carbonate are fully mixed to obtain a modifier; S04: Alumina / quartz stone compounding agent and modifier are mixed in a weight ratio of 5:3 and ball-milled at a speed of 1000 r / min for 2 h. After the ball milling is completed, the mixture is filtered and dried to obtain a modified alumina agent.

[0039] The pH value of the Tris-HCl buffer solution in this example is 9.

[0040] The mass fraction of the urea solution in this embodiment is 8%.

[0041] The stirring speed of the stirring modification treatment in this embodiment is 500 r / min, and the stirring time is 40 min.

[0042] The preparation method of the modified body based on talcum powder addition in this embodiment is: S11: 7 parts of calcined talc powder, 5 parts of cerium oxide and 3 parts of nano-titanium dioxide are mixed and sintered for 1 hour at a sintering temperature of 220° C., and a sintered body is obtained after the sintering is completed; S12: 8 parts of the sintered body and 12 parts of the added treatment liquid are mixed and ultrasonically treated. After the ultrasonic treatment is finished, the mixture is filtered and dried to obtain a modified body based on talc addition.

[0043] The ultrasonic power of the blending ultrasonic treatment in this embodiment is 600W, and the ultrasonic treatment is carried out for 30 minutes.

[0044] The additive treatment solution of this embodiment includes the following raw materials in parts by weight: 5 parts of magnesium aluminum spinel, 3 parts of hydroxyapatite, 3 parts of shell powder, 4 parts of 6% by mass sodium silicate solution and 6 parts of 4% by mass sodium alginate solution.

[0045] A method for preparing a blue-white ceramic product of this embodiment, using the non-slip transparent blue-white glaze, comprises the following steps: Step 1, preparing a green body as follows: 15 parts of albite, 8 parts of bentonite, 7 parts of illite, 5 parts of silicon carbide and 5 parts of mullite are mixed and wet-milled thoroughly, and then molded at a molding pressure of 30 MPa for 1 hour to obtain a green body; Step 2: fully blend and wet-mill the raw materials in the anti-slip transparent blue-white glaze to obtain the anti-slip transparent blue-white glaze; Step 3: Apply the non-slip transparent blue-white glaze to the surface of the body, with a glaze amount of 550g / m 2 , then dried until the surface moisture content is less than 5%, and finally sintered to improve, the sintering temperature is 1250℃, sintered for 6h, to obtain bluish-white ceramic products.

[0046] A blue-white ceramic product of this embodiment is prepared by the preparation method of the blue-white ceramic product.

[0047] Example 3: A non-slip transparent blue-white glaze, comprising the following raw materials in parts by weight: 20 parts of potassium feldspar, 17.5 parts of modified alumina agent, 12.5 parts of silicon dioxide, 10 parts of modified body added based on talc powder, 5.5 parts of barium oxide, 3.5 parts of calcium phosphate and 2.5 parts of chromium oxide.

[0048] The preparation method of the modified alumina agent of this embodiment is: S01: Add 5 parts of quartz and 2 parts of kaolin by weight to 6.5 parts of Tris-HCl buffer solution, then add 3 parts of sodium carboxymethyl cellulose, stir thoroughly, and obtain a quartz-doped conditioning solution; S02: heating the alumina to 137.5°C at a rate of 2°C / min, keeping the temperature for 5 minutes, and finally air-cooling to room temperature to obtain pretreated alumina; The pretreated alumina and the adjusting liquid mixed with quartz are stirred and modified in a weight ratio of 2:5, and after the stirring is completed, the mixture is filtered and dried to obtain an alumina / quartz compounding agent; S03: 6.5 parts by weight of 5% yttrium nitrate solution, 3 parts by weight of urea solution, 4 parts by weight of wollastonite and 2.5 parts by weight of strontium carbonate are mixed thoroughly to obtain a modifier; S04: Alumina / quartz stone compounding agent and modifier are mixed in a weight ratio of 5:3 and ball-milled at a speed of 1000 r / min for 2 h. After the ball milling is completed, the mixture is filtered and dried to obtain a modified alumina agent.

[0049] The pH value of the Tris-HCl buffer solution in this example is 8.5.

[0050] The mass fraction of the urea solution in this embodiment is 6.5%.

[0051] The stirring speed of the stirring modification treatment in this embodiment is 475 r / min, and the stirring time is 35 min.

[0052] The preparation method of the modified body based on talcum powder addition in this embodiment is: S11: 5.5 parts of calcined talc, 3.5 parts of cerium oxide and 2.5 parts of nano-titanium dioxide are mixed and sintered for 1 hour at a sintering temperature of 215° C., and the sintering is completed to obtain a sintered body; S12: 6.5 parts of the sintered body and 10 parts of the added treatment liquid are mixed and ultrasonically treated. After the ultrasonic treatment is finished, the mixture is filtered and dried to obtain a modified body based on talc addition.

[0053] The ultrasonic power of the blending ultrasonic treatment in this embodiment is 550W, and the ultrasonic treatment is carried out for 25 minutes.

[0054] The additive treatment solution of this embodiment includes the following raw materials in parts by weight: 4 parts of magnesium aluminum spinel, 2.5 parts of hydroxyapatite, 2 parts of shell powder, 3 parts of 6% by mass sodium silicate solution and 5 parts of 4% by mass sodium alginate solution.

[0055] A method for preparing a blue-white ceramic product of this embodiment, using the non-slip transparent blue-white glaze, comprises the following steps: Step 1: preparing a green body as follows: 12.5 parts of albite, 6.5 parts of bentonite, 5.5 parts of illite, 4 parts of silicon carbide and 4 parts of mullite are mixed and wet-milled thoroughly, and then molded at a molding pressure of 30 MPa for 1 hour to obtain a green body; Step 2: fully blend and wet-mill the raw materials in the anti-slip transparent blue-white glaze to obtain the anti-slip transparent blue-white glaze; Step 3: Apply the non-slip transparent blue-white glaze to the surface of the body, with a glaze amount of 550g / m 2 , then dried until the surface moisture content is less than 5%, and finally sintered to improve, the sintering temperature is 1250℃, sintered for 6h, to obtain bluish-white ceramic products.

[0056] A blue-white ceramic product of this embodiment is prepared by the preparation method of the blue-white ceramic product.

[0057] Comparative Example 1: The difference from Example 3 is that no modified alumina agent is added to the blue-white glaze.

[0058] Comparative Example 2: The difference from Example 3 is that no alumina / quartz stone compounding agent is added in the preparation of the modified alumina agent.

[0059] Comparative Example 3: The difference from Example 3 is that no adjusting liquid for mixing quartz is added in the preparation of the alumina / quartz compounding agent.

[0060] Comparative Example 4: The difference from Example 3 is that quartz and kaolin are not added to the conditioning solution for blending quartz.

[0061] Comparative Example 5: The difference from Example 3 is that no modifier is added in the preparation of the modified alumina agent.

[0062] Comparative Example 6: The difference from Example 3 is that no urea solution or wollastonite is added in the preparation of the modifier.

[0063] Comparative Example 7: The difference from Example 3 is that no strontium carbonate is added in the preparation of the modifier.

[0064] Comparative Example 8: The difference from Example 3 is that no modified product based on talc addition was added.

[0065] Comparative Example 9: The difference from Example 3 is that no sintered body was added in the preparation of the modified body based on the addition of talc.

[0066] Comparative Example 10: The difference from Example 3 is that no cerium oxide and nano-titanium dioxide are added to the sintered body.

[0067] Comparative Example 11: The difference from Example 3 is that no treatment liquid was added in the preparation of the modified body based on the addition of talc.

[0068] Comparative Example 12: The difference from Example 3 is that no magnesium aluminum spinel is added to the treatment liquid.

[0069] Comparative Example 13: The difference from Example 3 is that no hydroxyapatite or shell powder is added to the treatment liquid.

[0070] Comparative Example 14: The difference from Example 3 is that no sodium silicate solution is added to the treatment liquid, and the 4% by mass sodium alginate solution is replaced by water.

[0071] The products of Examples 1 to 3 and Comparative Examples 1 to 14 were subjected to performance tests to test the anti-slip performance (relative humidity 50%, test pendulum anti-slip coefficient PTV), transparency and bluish-white color of the products. The test results are shown in Table 1.

[0072] Table 1 Product performance test results of Examples 1 to 3 and Comparative Examples 1 to 14;

[0073] It can be seen from comparative examples 1 to 14 and embodiments 1 to 3 that the product of embodiment 3 has excellent anti-slip performance, excellent transparency performance, and the product glaze is delicate and bluish-white in color. The performance can be improved in a coordinated manner. The product performance of comparative examples 1-14 is not as good as that of the product of embodiment 3.

[0074] Based on the above performance tests, the present invention further tests the anti-slip performance of the product under water and heat resistance conditions (relative humidity 50%, test pendulum anti-slip coefficient PTV), transparency and bluish-white color. The product is treated at 200°C for 1 hour, and then immersed in 2°C water for 1 hour. The test is repeated 10 times. The test results are shown in Table 2.

[0075] Table 2 Performance test results of the products of Examples 1 to 3 and Comparative Examples 1 to 14 under water and heat resistance conditions;

[0076] From comparative examples 1 to 14, Example 3, and water resistance and heat resistance stability, it can be seen that the product of Example 3 also has excellent water resistance and heat resistance stability; the performance of the product has a significant deterioration trend when no modified alumina agent or one of the modifiers based on talc is added to the blue-white glaze; Without adding modified alumina agent, the transparency of the product has a more obvious deterioration trend. Without adding talcum powder-based modifiers, the anti-slip property of the product has a more obvious deterioration trend. The combination of the two and synergistic enhancement can achieve the most significant performance effect of the product.

[0077] In the preparation of the modified alumina agent, no alumina / quartz compounding agent was added, no adjusting liquid for blending quartz was added, no quartz and kaolin were added to the adjusting liquid for blending quartz, no modifier was added, no urea solution and wollastonite were added, and no strontium carbonate was added. The performance of the products showed a trend of deterioration to varying degrees. The modified alumina agent obtained by the specific method of the present invention and the alumina / quartz compounding agent had the most significant performance effect. Other methods were not as obvious as the effect of the present invention. In the preparation of the modified body based on talc addition, no sintered body was added, no cerium oxide and nano-titanium dioxide were added to the sintered body, and the performance of the product also showed a trend of deterioration. At the same time, in the preparation of the modified body based on talc addition, no added treatment liquid was added, no magnesium aluminum spinel was added to the added treatment liquid, no hydroxyapatite and shell powder were added to the added treatment liquid, no sodium silicate solution was added to the added treatment liquid, and 4% sodium alginate solution by mass was replaced by water. The performance of the product all showed a trend of deterioration to varying degrees. The performance of the products obtained by using the added treatment liquids obtained by different methods all showed a trend of deterioration. Only the modified body based on talc addition obtained by the specific method of the present invention had the most obvious performance effect.

[0078] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0079] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A non-slip transparent blue-white glaze, characterized in that: It includes the following raw materials in parts by weight: 15-25 parts of potassium feldspar, 15-20 parts of modified alumina, 10-15 parts of silicon dioxide, 8-12 parts of modified body added based on talc, 4-7 parts of barium oxide, 2-5 parts of calcium phosphate and 2-3 parts of chromium oxide; The preparation method of the modified body based on talc addition is: S11: 4-7 parts of calcined talc powder, 2-5 parts of cerium oxide and 2-3 parts of nano-titanium dioxide are mixed and sintered for 1 hour at a sintering temperature of 210-220° C., and a sintered body is obtained after the sintering is completed; S12: 5-8 parts of the sintered body and 8-12 parts of the added treatment liquid are mixed and ultrasonically treated. After the ultrasonic treatment is finished, the mixture is filtered and dried to obtain a modified body based on talc addition.

2. The anti-slip transparent blue-white glaze according to claim 1, characterized in that: The anti-slip transparent blue-white glaze comprises the following raw materials in parts by weight: 20 parts of potassium feldspar, 17.5 parts of modified alumina agent, 12.5 parts of silicon dioxide, 10 parts of modified body added based on talc powder, 5.5 parts of barium oxide, 3.5 parts of calcium phosphate and 2.5 parts of chromium oxide.

3. The anti-slip transparent blue-white glaze according to claim 1, characterized in that: The ultrasonic power of the blending ultrasonic treatment is 500-600W, and the ultrasonic treatment is performed for 20-30 minutes.

4. The anti-slip transparent blue-white glaze according to claim 1, characterized in that: The added treatment liquid includes the following raw materials in parts by weight: 3~5 parts of magnesium aluminum spinel, 2~3 parts of hydroxyapatite, 1~3 parts of shell powder, 2~4 parts of 6% by mass sodium silicate solution and 4~6 parts of 4% by mass sodium alginate solution.

5. The anti-slip transparent blue-white glaze according to claim 1, characterized in that: The preparation method of the modified alumina agent is: S01: Add 4-6 parts of quartz and 1-3 parts of kaolin to 5-8 parts of Tris-HCl buffer solution by weight, then add 2-4 parts of sodium carboxymethyl cellulose, stir well, and obtain a quartz-doped conditioning solution; S02: heating the alumina to 135-140°C at a rate of 1-3°C / min, keeping the temperature for 5 minutes, and finally air-cooling to room temperature to obtain pretreated alumina; The pretreated alumina and the adjusting liquid mixed with quartz are stirred and modified in a weight ratio of 2:5, and after the stirring is completed, the mixture is filtered and dried to obtain an alumina / quartz compounding agent; S03: 5-8 parts by weight of 5% yttrium nitrate solution, 2-4 parts by weight of urea solution, 3-5 parts by weight of wollastonite and 2-3 parts by weight of strontium carbonate are mixed to obtain a modifier; S04: Alumina / quartz stone compounding agent and modifier are mixed in a weight ratio of 5:3 and ball-milled at a speed of 1000 r / min for 2 h. After the ball milling is completed, the mixture is filtered and dried to obtain a modified alumina agent.

6. The anti-slip transparent blue-white glaze according to claim 5, characterized in that: The pH value of the Tris-HCl buffer solution is 8-9.

7. The anti-slip transparent blue-white glaze according to claim 5, characterized in that: The mass fraction of the urea solution is 5-8%.

8. The anti-slip transparent blue-white glaze according to claim 5, characterized in that: The stirring speed of the stirring modification treatment is 450-500 r / min, and the stirring time is 30-40 min.

9. A method for preparing a blue-white ceramic product, using the non-slip transparent blue-white glaze according to any one of claims 1 to 8, characterized in that: The following steps are involved: Step 1, preparing a green body as follows: 10-15 parts of albite, 5-8 parts of bentonite, 4-7 parts of illite, 3-5 parts of silicon carbide and 3-5 parts of mullite are mixed and wet-milled thoroughly, and then molded at a molding pressure of 30 MPa for 1 hour to obtain a green body; Step 2: fully blend and wet-mill the raw materials in the anti-slip transparent blue-white glaze to obtain the anti-slip transparent blue-white glaze; Step 3: Apply the non-slip transparent blue-white glaze to the surface of the body, with a glaze amount of 550g / m 2 , then dried until the surface moisture content is less than 5%, and finally sintered to improve, the sintering temperature is 1250℃, sintered for 6h, to obtain bluish-white ceramic products.

10. A blue-white ceramic product prepared by the preparation method of the blue-white ceramic product according to claim 9.

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