Method for realizing glaze layer concave-convex mold texture of 3.5 mm ultrathin plane rock plate

Abstract

The invention discloses a method for realizing glaze layer concave-convex mold texture of a 3.5 mm ultrathin plane rock plate, which comprises the following steps: blending 15-20 parts of kaolin, 5-8 parts of quartz, 4-7 parts of potassium feldspar and 3-5 parts of calcite, carrying out wet ball milling fully, and then molding for 2 hours under the pressure of 50MPa to obtain a green body; through unique texture design and grey-scale map conversion and in combination with a high-precision sinking ink printing technology, the concave-convex effect of the glaze layer can be accurately controlled, a fine and vivid mold texture is presented, and the decoration and artistic feeling of the 3.5 mm ultrathin plane rock plate are greatly improved.

Description

Technical Field

[0001] The present invention relates to the technical field of ultra-thin rock slabs, and in particular to a method for realizing a concave-convex mold texture of a glaze layer on a 3.5mm ultra-thin flat rock slab. Background Art

[0002] With the development of the building decoration industry, the requirements for rock slab products are becoming increasingly diverse. Ultra-thin rock slabs, due to their lightness, space-saving nature, and ease of installation, have attracted widespread market attention. Among them, 3.5mm-thick ultra-thin rock slabs, which meet lightweight requirements while also enabling diverse surface decorative effects, have become a hot topic in research and development.

[0003] In the prior art, in order to achieve the concave and convex mold texture effect of the glaze layer, it is easy to cause poor anti-slip and anti-fouling properties of the glaze layer, and it is difficult to achieve balanced improvement in the performance of the product. Based on this, the present invention further improves it. Summary of the Invention

[0004] In view of the defects of the prior art, the purpose of the present invention is to provide a method for realizing the concave and convex mold texture of the glaze layer on a 3.5mm ultra-thin flat rock plate, so as to solve the problems raised in the above background technology.

[0005] The present invention solves the technical problem by adopting the following technical solutions: The present invention provides a method for realizing a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate, comprising the following steps: Step 1: 15-20 parts of kaolin, 5-8 parts of quartz, 4-7 parts of potassium feldspar and 3-5 parts of calcite are mixed and wet-milled thoroughly, and then formed under a pressure of 50 MPa for 2 hours to obtain a green body; Step 2: 5-8 parts of sodium feldspar, 4-7 parts of barium carbonate, 3-5 parts of limestone and 2-4 parts of barium oxide are mixed and wet-milled to obtain a glaze base material. The glaze base material is applied to the body at an application rate of 500g / m , obtaining the bottom glaze blank; Step 3: Evenly blend 3-5 parts of quartz, 3-5 parts of kaolin, 2-4 parts of calcined talc, 5-8 parts of zinc oxide, 2-4 parts of polyacrylamide, and 5-8 parts of ethyl acetate to obtain a printing material, and print the printing material onto the base glaze blank at a grayscale of 25-35%. Step 4: Apply protective glaze to the surface of the product in step 3, with an application amount of 350g / m , and finally sintering treatment.

[0006] Preferably, the protective glaze is made of the following raw materials in parts by weight: 20-25 parts of calcined talc, 10-15 parts of quartz, 4-7 parts of boron nitride modifier, 2-5 parts of nepheline additive, and 3-5 parts of alumina.

[0007] Preferably, the preparation method of the boron nitride modifier is: S1: preheating boron nitride at 60-65°C for 1 hour, and stirring the preheated boron nitride in a sodium citrate solution with a volume 3-5 times the total volume of boron nitride to obtain a boron nitride solution; S2: Blend and stir 1-2 parts of silane coupling agent KH550, 3-5 parts of lanthanum chloride solution, 2-3 parts of boron oxide, and 2-3 parts of zirconium silicate to obtain an additive; S3: The additive and the boron nitride liquid are ball-milled in a weight ratio of 2:5. After the ball-milling is completed, the mixture is filtered and dried to obtain a boron nitride modifier.

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

[0009] Preferably, the mass fraction of the lanthanum chloride solution is 2-5%.

[0010] Preferably, the ball milling speed of the ball milling treatment is 1000-1500 r / min, and the ball milling time is 2 hours.

[0011] Preferably, the preparation method of the nepheline additive is: S11: Stir nepheline in a sufficient amount of potassium permanganate solution, then wash with water, filter and dry; Blending 3-5 parts of dry nepheline, 2-4 parts of samarium chloride, 5-8 parts of urea solution and 1-3 parts of nano-silica sol to obtain nepheline liquid; S12: continue ball milling the silicon carbide whiskers and nepheline liquid in a weight ratio of 7:5 for 2 hours at a ball mill speed of 1000 r / min. After the ball milling is completed, filter and dry to obtain a nepheline additive.

[0012] Preferably, the mass fraction of the potassium permanganate solution is 2-5%; the mass fraction of the urea solution is 4-7%.

[0013] Preferably, the sintering temperature of the sintering treatment is 1250° C., and the sintering time is 5 hours.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The present invention uses unique texture design and grayscale conversion, combined with high-precision sunken ink printing technology, to accurately control the concave and convex effect of the glaze layer, presenting a delicate and realistic mold texture, greatly improving the decorativeness and artistic sense of the 3.5mm ultra-thin flat rock plate; the blank is combined with the base glaze blank, printing material and protective glaze for improvement and blending, and the nepheline additive in the protective glaze is blended with the boron nitride modifier. Through the synergistic effect between the raw materials, the product produced not only has the concave and convex mold texture effect of the glaze layer, but also has significant anti-slip and anti-fouling effects of the glaze layer; the boron nitride modifier adopts boron nitride that is preheated and then blended and dispersed with sodium citrate solution, while zirconium silicate is blended and coordinated with lanthanum chloride solutions such as boron oxide, and the additive-coordinated boron nitride liquid prepared optimizes the performance coordination of the product in the system; the nepheline additive adopts the whisker structure of silicon carbide whiskers and then blends the nepheline liquid. Through the mutual complementation and synergy of the raw materials in the nepheline liquid, the boron nitride modifier is further coordinated and blended, so that the performance of the product is further improved. DETAILED DESCRIPTION

[0015] 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 making creative efforts are within the scope of protection of the present invention.

[0016] A method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate of this embodiment includes the following steps: Step 1: 15-20 parts of kaolin, 5-8 parts of quartz, 4-7 parts of potassium feldspar and 3-5 parts of calcite are mixed and wet-milled thoroughly, and then formed under a pressure of 50 MPa for 2 hours to obtain a green body; Step 2: 5-8 parts of sodium feldspar, 4-7 parts of barium carbonate, 3-5 parts of limestone and 2-4 parts of barium oxide are mixed and wet-milled to obtain a glaze base material. The glaze base material is applied to the body at an application rate of 500g / m , obtaining the bottom glaze blank; Step 3: Evenly blend 3-5 parts of quartz, 3-5 parts of kaolin, 2-4 parts of calcined talc, 5-8 parts of zinc oxide, 2-4 parts of polyacrylamide, and 5-8 parts of ethyl acetate to obtain a printing material, and print the printing material onto the base glaze blank at a grayscale of 25-35%. Step 4: Apply protective glaze to the surface of the product in step 3, with an application amount of 350g / m , and finally sintering treatment.

[0017] The protective glaze of this embodiment is made of the following raw materials in parts by weight: 20-25 parts of calcined talc, 10-15 parts of quartz, 4-7 parts of boron nitride modifier, 2-5 parts of nepheline additive, and 3-5 parts of alumina.

[0018] The preparation method of the boron nitride modifier of this embodiment is: S1: preheating boron nitride at 60-65°C for 1 hour, and stirring the preheated boron nitride in a sodium citrate solution with a volume 3-5 times the total volume of boron nitride to obtain a boron nitride solution; S2: Blend and stir 1-2 parts of silane coupling agent KH550, 3-5 parts of lanthanum chloride solution, 2-3 parts of boron oxide, and 2-3 parts of zirconium silicate to obtain an additive; S3: The additive and the boron nitride liquid are ball-milled in a weight ratio of 2:5. After the ball-milling is completed, the mixture is filtered and dried to obtain a boron nitride modifier.

[0019] The mass fraction of the sodium citrate solution in this embodiment is 5-8%.

[0020] The mass fraction of the lanthanum chloride solution of the present embodiment is 2-5%.

[0021] The ball milling speed of the ball milling treatment in this embodiment is 1000-1500 r / min, and the ball milling is 2 h.

[0022] The preparation method of the nepheline additive of the present embodiment is: S11: Stir nepheline in a sufficient amount of potassium permanganate solution, then wash with water, filter and dry; Blending 3-5 parts of dry nepheline, 2-4 parts of samarium chloride, 5-8 parts of urea solution and 1-3 parts of nano-silica sol to obtain nepheline liquid; S12: continue ball milling the silicon carbide whiskers and nepheline liquid in a weight ratio of 7:5 for 2 hours at a ball mill speed of 1000 r / min. After the ball milling is completed, filter and dry to obtain a nepheline additive.

[0023] The mass fraction of the potassium permanganate solution in this embodiment is 2-5%; the mass fraction of the urea solution is 4-7%.

[0024] The sintering temperature of the sintering process in this embodiment is 1250° C. and the sintering time is 5 hours.

[0025] Example 1. A method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate of this embodiment includes the following steps: Step 1: 15 parts of kaolin, 5 parts of quartz, 4 parts of potassium feldspar and 3 parts of calcite are mixed and wet-milled thoroughly, and then formed under a pressure of 50 MPa for 2 hours to obtain a green body; Step 2: 5 parts of sodium feldspar, 4 parts of barium carbonate, 3 parts of limestone and 2 parts of barium oxide are mixed and wet ball milled to obtain glaze ground material. The glaze ground material is applied to the body at an application rate of 500g / m , obtaining the bottom glaze blank; Step 3: Evenly mix 3 parts of quartz, 3 parts of kaolin, 2 parts of calcined talc, 5 parts of zinc oxide, 2 parts of polyacrylamide, and 5 parts of ethyl acetate to obtain a printing material, and print the printing material onto the base glaze blank at a grayscale of 25-35%; Step 4: Apply protective glaze to the surface of the product in step 3, with an application amount of 350g / m , and finally sintering treatment.

[0026] The protective glaze of this embodiment is made of the following raw materials in parts by weight: 20 parts of calcined talc, 10 parts of quartz, 4 parts of boron nitride modifier, 2 parts of nepheline additive, and 3 parts of alumina.

[0027] The preparation method of the boron nitride modifier of this embodiment is: S1: Preheat the boron nitride at 60°C for 1 hour, and stir the preheated boron nitride in a sodium citrate solution with a volume 3 times the total volume of the boron nitride to obtain a boron nitride solution; S2: Blend and stir uniformly 1 part of silane coupling agent KH550, 3 parts of lanthanum chloride solution, 2 parts of boron oxide, and 2 parts of zirconium silicate to obtain an additive; S3: The additive and the boron nitride liquid are ball-milled in a weight ratio of 2:5. After the ball-milling is completed, the mixture is filtered and dried to obtain a boron nitride modifier.

[0028] The mass fraction of the sodium citrate solution in this embodiment is 5%.

[0029] The mass fraction of the lanthanum chloride solution of the present embodiment is 2%.

[0030] The ball milling process in this embodiment was performed at a ball milling speed of 1000 r / min and for 2 h.

[0031] The preparation method of the nepheline additive of the present embodiment is: S11: Stir nepheline in a sufficient amount of potassium permanganate solution, then wash with water, filter and dry; Blend 3 parts of dry nepheline, 2 parts of samarium chloride, 5 parts of urea solution and 1 part of nano-silica sol to obtain nepheline liquid; S12: continue ball milling the silicon carbide whiskers and nepheline liquid in a weight ratio of 7:5 for 2 hours at a ball mill speed of 1000 r / min. After the ball milling is completed, filter and dry to obtain a nepheline additive.

[0032] The mass fraction of the potassium permanganate solution in this embodiment is 2%; the mass fraction of the urea solution is 4%.

[0033] The sintering temperature of the sintering process in this embodiment is 1250° C. and the sintering time is 5 hours.

[0034] Example 2. A method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate of this embodiment includes the following steps: Step 1: 20 parts of kaolin, 8 parts of quartz, 7 parts of potassium feldspar and 5 parts of calcite are mixed and wet-milled thoroughly, and then formed under a pressure of 50 MPa for 2 hours to obtain a green body; Step 2: 8 parts of albite, 7 parts of barium carbonate, 3-5 parts of limestone and 4 parts of barium oxide are mixed and wet-milled to obtain a glaze base material. The glaze base material is applied to the body at an application rate of 500 g / m , obtaining the bottom glaze blank; Step 3: Evenly blend 5 parts of quartz, 5 parts of kaolin, 4 parts of calcined talc, 8 parts of zinc oxide, 4 parts of polyacrylamide, and 8 parts of ethyl acetate to obtain a printing material, and print the printing material onto the base glaze blank at a grayscale of 25-35%; Step 4: Apply protective glaze to the surface of the product in step 3, with an application amount of 350g / m , and finally sintering treatment.

[0035] The protective glaze of this embodiment is made of the following raw materials in parts by weight: 25 parts of calcined talc, 15 parts of quartz, 7 parts of boron nitride modifier, 5 parts of nepheline additive, and 5 parts of alumina.

[0036] The preparation method of the boron nitride modifier of this embodiment is: S1: Preheat the boron nitride at 65°C for 1 hour, and stir the preheated boron nitride in a sodium citrate solution with a volume 5 times the total volume of the boron nitride to obtain a boron nitride solution; S2: Blend and stir 2 parts of silane coupling agent KH550, 5 parts of lanthanum chloride solution, 3 parts of boron oxide, and 2-3 parts of zirconium silicate to obtain an additive; S3: The additive and the boron nitride liquid are ball-milled in a weight ratio of 2:5. After the ball-milling is completed, the mixture is filtered and dried to obtain a boron nitride modifier.

[0037] The mass fraction of the sodium citrate solution in the present embodiment is 8%.

[0038] The mass fraction of the lanthanum chloride solution of the present embodiment is 5%.

[0039] The ball milling speed of the ball milling treatment in this embodiment is 1000-1500 r / min, and the ball milling is 2 h.

[0040] The preparation method of the nepheline additive of the present embodiment is: S11: Stir nepheline in a sufficient amount of potassium permanganate solution, then wash with water, filter and dry; Blend 5 parts of dry nepheline, 4 parts of samarium chloride, 8 parts of urea solution and 3 parts of nano-silica sol to obtain nepheline liquid; S12: continue ball milling the silicon carbide whiskers and nepheline liquid in a weight ratio of 7:5 for 2 hours at a ball mill speed of 1000 r / min. After the ball milling is completed, filter and dry to obtain a nepheline additive.

[0041] The mass fraction of the potassium permanganate solution in this embodiment is 5%; the mass fraction of the urea solution is 7%.

[0042] The sintering temperature of the sintering process in this embodiment is 1250° C. and the sintering time is 5 hours.

[0043] Example 3. A soil modifier of this embodiment includes the following raw materials in parts by weight: A method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate of this embodiment includes the following steps: Step 1: 17.5 parts of kaolin, 6.5 parts of quartz, 5.5 parts of potassium feldspar and 4 parts of calcite are mixed and wet-milled thoroughly, and then formed under a pressure of 50 MPa for 2 hours to obtain a green body; Step 2: 6.5 parts of sodium feldspar, 5.5 parts of barium carbonate, 4 parts of limestone and 3 parts of barium oxide are mixed and wet-milled to obtain a glaze base material. The glaze base material is applied to the body at an application rate of 500 g / m , obtaining the bottom glaze blank; Step 3: Evenly blend 4 parts of quartz, 4 parts of kaolin, 3 parts of calcined talc, 6.5 parts of zinc oxide, 3 parts of polyacrylamide, and 6.5 parts of ethyl acetate to obtain a printing material, and print the printing material onto the base glaze blank at a grayscale of 30%; Step 4: Apply protective glaze to the surface of the product in step 3, with an application amount of 350g / m , and finally sintering treatment.

[0044] The protective glaze of this embodiment is made of the following raw materials in parts by weight: 22.5 parts of calcined talc, 12.5 parts of quartz, 5.5 parts of boron nitride modifier, 3.5 parts of nepheline additive, and 4 parts of alumina.

[0045] The preparation method of the boron nitride modifier of this embodiment is: S1: Preheat the boron nitride at 62.5°C for 1 hour, and stir the preheated boron nitride in a sodium citrate solution with a volume 4 times the total volume of the boron nitride to obtain a boron nitride solution; S2: Blend and stir 1.5 parts of silane coupling agent KH550, 4 parts of lanthanum chloride solution, 2.5 parts of boron oxide, and 2.5 parts of zirconium silicate to obtain an additive; S3: The additive and the boron nitride liquid are ball-milled in a weight ratio of 2:5. After the ball-milling is completed, the mixture is filtered and dried to obtain a boron nitride modifier.

[0046] The mass fraction of the sodium citrate solution in this embodiment is 6.5%.

[0047] The mass fraction of the lanthanum chloride solution of the present embodiment is 3.5%.

[0048] The ball milling process in this embodiment was performed at a ball milling speed of 1250 r / min and the ball milling was performed for 2 h.

[0049] The preparation method of the nepheline additive of the present embodiment is: S11: Stir nepheline in a sufficient amount of potassium permanganate solution, then wash with water, filter and dry; Blend 4 parts of dry nepheline, 3 parts of samarium chloride, 6.5 parts of urea solution and 2 parts of nano-silica sol to obtain nepheline liquid; S12: continue ball milling the silicon carbide whiskers and nepheline liquid in a weight ratio of 7:5 for 2 hours at a ball mill speed of 1000 r / min. After the ball milling is completed, filter and dry to obtain a nepheline additive.

[0050] The mass fraction of the potassium permanganate solution in this embodiment is 3.5%; the mass fraction of the urea solution is 5.5%.

[0051] The sintering temperature of the sintering process in this embodiment is 1250° C. and the sintering time is 5 hours.

[0052] Comparative Example 1. The difference from Example 3 is that no boron nitride modifier is added.

[0053] Comparative Example 2. The difference from Example 3 is that no additives are added during the preparation of the boron nitride modifier.

[0054] Comparative Example 3. The difference from Example 3 is that boron oxide and zirconium silicate are not added to the additives.

[0055] Comparative Example 4. The difference from Example 3 is that no nepheline additive is added.

[0056] Comparative Example 5. The difference from Example 3 is that silicon carbide whiskers are not added in the preparation of the nepheline additive.

[0057] The product performance tests of Examples 1-3 and Comparative Examples 1-5 are as follows:

[0058] It can be seen from Examples 1-3 and Comparative Examples 1-5 that the surface touch, appearance, anti-slip and anti-fouling properties of the product of Example 3 of the present invention are relatively excellent; however, when neither the boron nitride modifier nor the nepheline additive is added, the performance of the product deteriorates. Only the product raw material obtained by the method of the present invention has the most significant product performance effect.

[0059] 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 invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations that come within the meaning and range of equivalents of the claims be embraced therein.

[0060] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method 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 can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A method for achieving a concave-convex mold texture of a glaze layer on a 3.5mm ultra-thin flat rock plate, characterized in that: The following steps are involved: Step 1: 15-20 parts of kaolin, 5-8 parts of quartz, 4-7 parts of potassium feldspar and 3-5 parts of calcite are mixed and wet-milled thoroughly, and then formed under a pressure of 50 MPa for 2 hours to obtain a green body; Step 2: 5-8 parts of sodium feldspar, 4-7 parts of barium carbonate, 3-5 parts of limestone and 2-4 parts of barium oxide are mixed and wet-milled to obtain a glaze base material. The glaze base material is applied to the body at an application rate of 500g / m , obtaining the bottom glaze blank; Step 3: Evenly blend 3-5 parts of quartz, 3-5 parts of kaolin, 2-4 parts of calcined talc, 5-8 parts of zinc oxide, 2-4 parts of polyacrylamide, and 5-8 parts of ethyl acetate to obtain a printing material, and print the printing material onto the base glaze blank at a grayscale of 25-35%. Step 4: Apply protective glaze to the surface of the product in step 3, with an application amount of 350g / m , and finally sintering treatment.

2. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 1, characterized in that: The protective glaze is made of the following raw materials in parts by weight: 20-25 parts of calcined talc, 10-15 parts of quartz, 4-7 parts of boron nitride modifier, 2-5 parts of nepheline additive, and 3-5 parts of alumina.

3. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 2, characterized in that: The preparation method of the boron nitride modifier is as follows: S1: preheating boron nitride at 60-65°C for 1 hour, and stirring the preheated boron nitride in a sodium citrate solution with a volume 3-5 times the total volume of boron nitride to obtain a boron nitride solution; S2: Blend and stir 1-2 parts of silane coupling agent KH550, 3-5 parts of lanthanum chloride solution, 2-3 parts of boron oxide, and 2-3 parts of zirconium silicate to obtain an additive; S3: The additive and the boron nitride liquid are ball-milled in a weight ratio of 2:

5. After the ball-milling is completed, the mixture is filtered and dried to obtain a boron nitride modifier.

4. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 3, characterized in that: The mass fraction of the sodium citrate solution is 5-8%.

5. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 3, characterized in that: The mass fraction of the lanthanum chloride solution is 2-5%.

6. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 3, characterized in that: The ball milling process is performed at a speed of 1000-1500 r / min for 2 hours.

7. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 3, characterized in that: The preparation method of the nepheline additive is: S11: Stir nepheline in a sufficient amount of potassium permanganate solution, then wash with water, filter and dry; Blending 3-5 parts of dry nepheline, 2-4 parts of samarium chloride, 5-8 parts of urea solution and 1-3 parts of nano-silica sol to obtain nepheline liquid; S12: continue ball milling the silicon carbide whiskers and nepheline liquid in a weight ratio of 7:5 for 2 hours at a ball mill speed of 1000 r / min. After the ball milling is completed, filter and dry to obtain a nepheline additive.

8. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 7, characterized in that: The mass fraction of the potassium permanganate solution is 2-5%; the mass fraction of the urea solution is 4-7%.

9. The method for achieving a concave-convex mold texture of a glaze layer on a 3.5 mm ultra-thin flat rock plate according to claim 1, characterized in that: The sintering temperature of the sintering treatment is 1250° C. and the sintering time is 5 hours.

Images