1. The ink-jet printing ultrathin ceramic decorative material is characterized in that: comprises a glaze layer, an ultrathin ceramic substrate, environment-friendly glue and grid cloth which are arranged from top to bottom in sequence; the glaze layer form through inkjet printing on ultra-thin ceramic substrate, ultra-thin ceramic substrate adopt curtain coating method machine-shaping, net cloth pass through environmental protection glue adhesion at the ultra-thin ceramic substrate back.

2. The ink-jet printing ultra-thin ceramic decorating material of claim 1, wherein: the ink adopted by the ink-jet printing is heat-resistant ceramic ink; the heat-resistant ceramic ink comprises the following raw materials in parts by weight: 20-35 parts of albite, 10-18 parts of potash feldspar, 15-25 parts of ball clay, 5-10 parts of high alumina, 3-6 parts of talcum and 2-4 parts of nano color-assistant agent.

3. The ink-jet printing ultra-thin ceramic decorating material of claim 2, wherein: the nano color assistant agent is SiO₂、TiO₂、ZnO、La₂O₃、SnO₂Or CeO₂One or a mixture of two or more of them.

4. The ink-jet printing ultra-thin ceramic decorating material of claim 1, wherein: the thickness of the ultrathin ceramic substrate is 0.3-1.0mm, and the thickness of the glaze layer is 0.1-0.5 mm.

5. The ink-jet printing ultra-thin ceramic decorating material of claim 1, wherein: the ultrathin ceramic substrate comprises the following raw materials in parts by weight: 50-70 parts of alumina powder, 10-20 parts of kaolin, 2-5 parts of calcium carbonate, 3-6 parts of magnesium hexafluorosilicate, 2-3 parts of chromium carbide, 3-5 parts of aluminum powder, 2-5 parts of aluminum titanate, 2-5 parts of sintering aid, 3-6 parts of carboxymethyl cellulose, 2-5 parts of polyvinyl alcohol and 30-50 parts of deionized water.

6. The ink-jet printing ultra-thin ceramic decorating material of claim 5, wherein: the sintering aid is one or a mixture of more than two of magnesium nitrate, yttrium nitrate or lanthanum nitrate.

7. The ink-jet printing ultra-thin ceramic decorating material of claim 1, wherein: the environment-friendly glue is any one of polymerized silica gel, polyvinyl alcohol environment-friendly glue, 3M1366 toluene-free environment-friendly glue or isocyanate wood glue.

8. A method for preparing an ink-jet printing ultrathin ceramic decorating material as claimed in claim 1, characterized in that: the method comprises the following steps:

(1) respectively weighing alumina powder, kaolin, calcium carbonate, magnesium hexafluorosilicate, chromium carbide, aluminum powder and aluminum titanate according to the parts by weight, putting the materials into a crusher for crushing, passing through a 200-mesh and 300-mesh screen, then putting the materials into a ball mill for ball milling, adding carboxymethyl cellulose, polyvinyl alcohol and deionized water, and uniformly stirring to obtain ceramic slurry A;

(2) drying and insulating the ceramic slurry A prepared in the step (1) for a period of time, adding a sintering aid for secondary ball milling to obtain ceramic slurry B, and carrying out vacuum stirring and defoaming on the ceramic slurry B;

(3) carrying out tape casting on the ceramic slurry B in the step (2), carrying out drying treatment, then reeling to obtain an ultrathin ceramic green body, and carrying out die punching, drying, high-temperature sintering and polishing on the ultrathin ceramic green body to obtain an ultrathin ceramic substrate;

(4) printing decorative patterns on the ultrathin ceramic substrate by using a UV flat ink-jet printer to form a glaze layer, and performing secondary sintering to obtain a ceramic decorative material;

(5) and coating the environment-friendly adhesive on the back surface of the ceramic decorative material by using a roller coating machine, and adhering the mesh cloth on the back surface of the ultrathin ceramic substrate to prepare the finished product of the ink-jet printing ultrathin ceramic decorative material.

9. The method for preparing an ink-jet printing ultrathin ceramic decorating material as claimed in claim 8, wherein the method comprises the following steps: the ball milling time in the step (1) is 60-90 min; the drying temperature in the step (2) is 80-100 ℃, and the heat preservation time is 10-30 min; the secondary ball milling time is 50-100 min.

10. The method for preparing an ink-jet printing ultrathin ceramic decorating material as claimed in claim 8, wherein the method comprises the following steps: casting and molding by adopting a casting machine in the step (3), wherein the ceramic slurry forms a flat and continuous film blank belt on the conveying belt through a scraper; the drying treatment is carried out, wherein the drying temperature is 60-80 ℃, and the heat preservation time is 10-30 min; performing die stamping and drying in the step (3), wherein the drying temperature is 60-80 ℃, the time is 10-20min, the high-temperature sintering temperature is 1400-1600 ℃, and the sintering time is 15-24 h; the secondary sintering temperature in the step (4) is 800-1000 ℃, and the sintering time is 5-10 h.

Background

Along with the acceleration of the urbanization process in China, the number of buildings is increased rapidly, most of the building facing materials are ceramic, mosaic and the like, so that the building facing materials are not environment-friendly and unsafe, and the danger is greatly increased due to the uneven engineering quality. The quality of the latex paint, the real stone paint, the dry hanging stone material and other materials in the current market is seriously reduced, and the common diseases of the existing facing materials in the aspects of quality, performance, construction and the like are not yet painful. The problems are solved by the appearance of the ultrathin stone, the ultrathin stone composite board is formed by bonding two or more different boards by using an adhesive, the surface material is natural stone, the base material is ceramic tile, stone, glass or aluminum honeycomb and the like, the ultrathin stone composite board is a novel building material, the surface of the ultrathin stone is easy to absorb dirt and change color after the ultrathin stone is used for a long time, the natural stone has certain radioactivity, and the ultrathin stone is mostly imported by foreign brand agents and produced abroad at present.

In view of this, the invention provides a substitution scheme of ultrathin stone material-ultrathin ceramic decorative material, which is favorable for breaking the monopoly abroad, the whole thickness of the ultrathin ceramic material is thinner and can reach 0.4-1.5mm, the size specification of the tape casting is not limited by the process, large-size ceramic decorative material can be manufactured, and the wide application of the ultrathin ceramic is a great revolution of the architectural decoration industry.

Disclosure of Invention

The purpose of the invention is: provides an ink-jet printing ultrathin ceramic decorative material. The ceramic decorative material has the advantages of thin thickness, light weight, fire resistance, moisture resistance, wear resistance, corrosion resistance and light permeability; the invention also provides a preparation method thereof.

The ink-jet printing ultrathin ceramic decorative material comprises a glaze layer, an ultrathin ceramic substrate, environment-friendly glue and grid cloth which are sequentially arranged from top to bottom; the glaze layer form through inkjet printing on ultra-thin ceramic substrate, ultra-thin ceramic substrate adopt curtain coating method machine-shaping, net cloth pass through environmental protection glue adhesion at the ultra-thin ceramic substrate back.

Wherein:

the ink adopted by the ink-jet printing is heat-resistant ceramic ink, and the heat-resistant ceramic ink comprises the following raw materials in parts by weight: 20-35 parts of albite, 10-18 parts of potash feldspar, 15-25 parts of ball clay, 5-10 parts of high alumina, 3-6 parts of talcum and 2-4 parts of nano color-assistant agent.

Wherein: the nano color assistant agent is SiO₂、TiO₂、ZnO、La₂O₃、SnO₂Or CeO₂One or a mixture of two or more of them.

The thickness of the ultrathin ceramic substrate is 0.3-1.0mm, and the thickness of the glaze layer is 0.1-0.5 mm.

The ultrathin ceramic substrate comprises the following raw materials in parts by weight: 50-70 parts of alumina powder, 10-20 parts of kaolin, 2-5 parts of calcium carbonate, 3-6 parts of magnesium hexafluorosilicate, 2-3 parts of chromium carbide, 3-5 parts of aluminum powder, 2-5 parts of aluminum titanate, 2-5 parts of sintering aid, 3-6 parts of carboxymethyl cellulose, 2-5 parts of polyvinyl alcohol and 30-50 parts of deionized water.

Wherein: the sintering aid is one or a mixture of more than two of magnesium nitrate, yttrium nitrate or lanthanum nitrate.

The aluminum oxide powder is beneficial to improving the heat resistance and mechanical strength of the ceramic substrate, the kaolin is beneficial to improving the sintering strength and wear resistance, the magnesium hexafluorosilicate and the chromium carbide are beneficial to improving the corrosion resistance, the aluminum powder and the aluminum titanate are beneficial to improving the toughness and bending strength, the sintering aid is beneficial to improving the density, the hydroxymethyl cellulose is beneficial to the suspension property of the ceramic ink, and the deionized water is beneficial to ball milling in the later period.

The ultrathin ceramic substrate is processed and formed by adopting a tape casting method.

The environment-friendly glue is any one of polymerized silica gel, polyvinyl alcohol environment-friendly glue, 3M1366 toluene-free environment-friendly glue or isocyanate wood glue.

The preparation method of the ink-jet printing ultrathin ceramic decorative material comprises the following steps:

(1) respectively weighing alumina powder, kaolin, calcium carbonate, magnesium hexafluorosilicate, chromium carbide, aluminum powder and aluminum titanate according to the parts by weight, putting the materials into a crusher for crushing, passing through a 200-mesh and 300-mesh screen, then putting the materials into a ball mill for ball milling, adding carboxymethyl cellulose, polyvinyl alcohol and deionized water, and uniformly stirring to obtain ceramic slurry A;

(2) drying and insulating the ceramic slurry A prepared in the step (1) for a period of time, adding a sintering aid for secondary ball milling to obtain ceramic slurry B, and carrying out vacuum stirring and defoaming on the ceramic slurry B;

(3) carrying out tape casting on the ceramic slurry B in the step (2), carrying out drying treatment, then reeling to obtain an ultrathin ceramic green body, and carrying out die punching, drying, high-temperature sintering and polishing on the ultrathin ceramic green body to obtain an ultrathin ceramic substrate;

(4) printing decorative patterns on the ultrathin ceramic substrate by using a UV flat ink-jet printer to form a glaze layer, and performing secondary sintering to obtain a ceramic decorative material;

(5) and coating the environment-friendly adhesive on the back surface of the ceramic decorative material by using a roller coating machine, and adhering the mesh cloth on the back surface of the ultrathin ceramic substrate to prepare the finished product of the ink-jet printing ultrathin ceramic decorative material.

Wherein:

the ball milling time in the step (1) is 60-90 min.

The drying temperature in the step (2) is 80-100 ℃, and the heat preservation time is 10-30 min; the secondary ball milling time is 50-100 min.

Casting and molding by adopting a casting machine in the step (3), wherein the ceramic slurry forms a flat and continuous film blank belt on the conveying belt through a scraper; the drying treatment is carried out at the drying temperature of 60-80 ℃ and the heat preservation time of 10-30 min.

And (3) performing die stamping and drying, wherein the drying temperature is 60-80 ℃, the time is 10-20min, the high-temperature sintering temperature is 1400-1600 ℃, and the sintering time is 15-24 h.

The secondary sintering temperature in the step (4) is 800-1000 ℃, and the sintering time is 5-10 h.

Compared with the prior art, the invention has the following beneficial effects:

(1) the ink-jet printing ultrathin ceramic decorative material disclosed by the invention is thin in thickness and light in weight, the thickness is only 0.4-1.5mm (the thicknesses of the environment-friendly glue and the grid cloth are ignored), raw materials are saved, the space is saved, and the ink-jet printing ultrathin ceramic decorative material has excellent performances of fire prevention, moisture prevention, high hardness, wear resistance, ultralow water absorption, light permeability and corrosion resistance.

(2) The preparation method of the ink-jet printing ultrathin ceramic decorative material adopts the ceramic ink-jet printing technology, reduces the blank breakage rate by suspended printing, is suitable for designing complex patterns, and improves the decorative effect; adopt the environmental protection to glue and bond net cloth at the ultra-thin ceramic substrate back, effectively improve ultra-thin ceramic material's wholeness, avoid ultra-thin ceramic to drop after broken.

Drawings

Fig. 1 is a schematic structural diagram of an ink-jet printing ultrathin ceramic decorative material.

Wherein: 1. a glazed layer; 2. an ultrathin ceramic substrate; 3. environmental protection glue; 4. and (4) grid cloth.

Detailed Description

The present invention is further described below with reference to examples.

As shown in fig. 1, the ultrathin ceramic decoration material for inkjet printing of the invention comprises a glaze layer 1, an ultrathin ceramic substrate 2, an environment-friendly adhesive 3 and a mesh cloth 4 which are sequentially arranged from top to bottom.

Example 1

The ink-jet printing ultrathin ceramic decorative material in the embodiment 1 comprises a glaze layer, an ultrathin ceramic substrate, environment-friendly glue and mesh cloth which are sequentially arranged from top to bottom; the glaze layer form through inkjet printing on ultra-thin ceramic substrate, ultra-thin ceramic substrate adopt curtain coating method machine-shaping, net cloth pass through environmental protection glue adhesion at the ultra-thin ceramic substrate back.

Wherein:

the ink adopted by the ink-jet printing is heat-resistant ceramic ink. The heat-resistant ceramic ink comprises the following raw materials in parts by weight: 25 parts of albite, 13 parts of potassium feldspar, 15 parts of ball clay, 6 parts of bauxite, 3 parts of talcum and 3 parts of nano color-assistant agent.

Wherein: the nano color assistant agent is SiO₂。

The thickness of the ultrathin ceramic substrate is 0.3mm, and the thickness of the glaze layer is 0.1 mm.

The ultrathin ceramic substrate comprises the following raw materials in parts by weight: 50 parts of alumina powder, 20 parts of kaolin, 3 parts of calcium carbonate, 3 parts of magnesium hexafluorosilicate, 2 parts of chromium carbide, 4 parts of aluminum powder, 3 parts of aluminum titanate, 4 parts of sintering aid, 3 parts of carboxymethyl cellulose, 2 parts of polyvinyl alcohol and 42 parts of deionized water.

Wherein: the sintering aid is magnesium nitrate.

The aluminum oxide powder is beneficial to improving the heat resistance and mechanical strength of the ceramic substrate, the kaolin is beneficial to improving the sintering strength and wear resistance, the magnesium hexafluorosilicate and the chromium carbide are beneficial to improving the corrosion resistance, the aluminum powder and the aluminum titanate are beneficial to improving the toughness and bending strength, the sintering aid is beneficial to improving the density, the hydroxymethyl cellulose is beneficial to the suspension property of the ceramic ink, and the deionized water is beneficial to ball milling in the later period.

The ultrathin ceramic substrate is processed and formed by adopting a tape casting method.

The environment-friendly glue is polyvinyl alcohol environment-friendly glue.

The preparation method of the ink-jet printing ultrathin ceramic decorating material in the embodiment 1 includes the following steps:

(1) respectively weighing alumina powder, kaolin, calcium carbonate, magnesium hexafluorosilicate, chromium carbide, aluminum powder and aluminum titanate according to parts by weight, putting the mixture into a crusher for crushing, sieving the crushed mixture with a 200-mesh sieve, putting the sieved mixture into a ball mill for ball milling, adding carboxymethyl cellulose, polyvinyl alcohol and deionized water, and uniformly stirring to obtain ceramic slurry A;

(2) drying and insulating the ceramic slurry A prepared in the step (1) for a period of time, adding a sintering aid for secondary ball milling to obtain ceramic slurry B, and carrying out vacuum stirring and defoaming on the ceramic slurry B;

(3) carrying out tape casting on the ceramic slurry B in the step (2), carrying out drying treatment, then reeling to obtain an ultrathin ceramic green body, and carrying out die punching, drying, high-temperature sintering and polishing on the ultrathin ceramic green body to obtain an ultrathin ceramic substrate;

(4) printing decorative patterns on the ultrathin ceramic substrate by using a UV flat ink-jet printer to form a glaze layer, and performing secondary sintering to obtain a ceramic decorative material;

(5) and coating the environment-friendly adhesive on the back surface of the ceramic decorative material by using a roller coating machine, and adhering the mesh cloth on the back surface of the ultrathin ceramic substrate to prepare the finished product of the ink-jet printing ultrathin ceramic decorative material.

Wherein:

the ball milling time in the step (1) is 60 min.

The drying temperature in the step (2) is 80 ℃, and the heat preservation time is 30 min; the secondary ball milling time is 60 min.

Casting and molding by adopting a casting machine in the step (3), wherein the ceramic slurry forms a flat and continuous film blank belt on the conveying belt through a scraper; and (3) drying, wherein the drying temperature is 70 ℃, and the heat preservation time is 15 min.

Casting and molding by adopting a casting machine in the step (3), wherein the ceramic slurry forms a flat and continuous film blank belt on the conveying belt through a scraper; and (3) drying, wherein the drying temperature is 60 ℃, and the heat preservation time is 20 min.

And (4) stamping and drying the blank in the step (3), wherein the drying temperature is 60 ℃, the time is 20min, the sintering temperature is 1580 ℃, and the sintering time is 22 h.

And (4) the secondary sintering temperature is 1000 ℃, and the sintering time is 6 h.

The specification of the ink-jet printing ultra-thin ceramic decorating material prepared in example 1 is 1.2m × 2 m.

Example 2

The ink-jet printing ultrathin ceramic decorative material in the embodiment 2 comprises a glaze layer, an ultrathin ceramic substrate, environment-friendly glue and mesh cloth which are sequentially arranged from top to bottom; the glaze layer form through inkjet printing on ultra-thin ceramic substrate, ultra-thin ceramic substrate adopt curtain coating method machine-shaping, net cloth pass through environmental protection glue adhesion at the ultra-thin ceramic substrate back.

Wherein:

the ink adopted by the ink-jet printing is heat-resistant ceramic ink. The heat-resistant ceramic ink comprises the following raw materials in parts by weight: 30 parts of albite, 12 parts of potassium feldspar, 20 parts of ball clay, 8 parts of bauxite, 4 parts of talcum and 2 parts of nano color assistant.

Wherein: the nano color assistant agent is ZnO.

The thickness of the ultrathin ceramic substrate is 0.5mm, and the thickness of the glaze layer is 0.2 mm.

The ultrathin ceramic substrate comprises the following raw materials in parts by weight: 70 parts of alumina powder, 15 parts of kaolin, 2 parts of calcium carbonate, 4 parts of magnesium hexafluorosilicate, 2 parts of chromium carbide, 4 parts of aluminum powder, 2 parts of aluminum titanate, 5 parts of sintering aid, 5 parts of carboxymethyl cellulose, 2 parts of polyvinyl alcohol and 48 parts of deionized water.

The sintering aid is yttrium nitrate.

The aluminum oxide powder is beneficial to improving the heat resistance and mechanical strength of the ceramic substrate, the kaolin is beneficial to improving the sintering strength and wear resistance, the magnesium hexafluorosilicate and the chromium carbide are beneficial to improving the corrosion resistance, the aluminum powder and the aluminum titanate are beneficial to improving the toughness and bending strength, the sintering aid is beneficial to improving the density, the hydroxymethyl cellulose is beneficial to the suspension property of the ceramic ink, and the deionized water is beneficial to ball milling in the later period.

The ultrathin ceramic substrate is processed and formed by adopting a tape casting method.

The environment-friendly adhesive is 3M1366 environment-friendly adhesive without toluene.

The preparation method of the ink-jet printing ultrathin ceramic decorating material in the embodiment 2 includes the following steps:

(1) respectively weighing alumina powder, kaolin, calcium carbonate, magnesium hexafluorosilicate, chromium carbide, aluminum powder and aluminum titanate according to parts by weight, putting the mixture into a pulverizer to be pulverized, sieving the pulverized mixture with a 300-mesh sieve, putting the pulverized mixture into a ball mill to be ball-milled, adding carboxymethyl cellulose, polyvinyl alcohol and deionized water, and uniformly stirring to obtain ceramic slurry A;

(2) drying and insulating the ceramic slurry A prepared in the step (1) for a period of time, adding a sintering aid for secondary ball milling to obtain ceramic slurry B, and carrying out vacuum stirring and defoaming on the ceramic slurry B;

(3) carrying out tape casting on the ceramic slurry B in the step (2), carrying out drying treatment, then reeling to obtain an ultrathin ceramic green body, and carrying out die punching, drying, high-temperature sintering and polishing on the ultrathin ceramic green body to obtain an ultrathin ceramic substrate;

(4) printing decorative patterns on the ultrathin ceramic substrate by using a UV flat ink-jet printer to form a glaze layer, and performing secondary sintering to obtain a ceramic decorative material;

(5) and coating the environment-friendly adhesive on the back surface of the ceramic decorative material by using a roller coating machine, and adhering the mesh cloth on the back surface of the ultrathin ceramic substrate to prepare the finished product of the ink-jet printing ultrathin ceramic decorative material.

Wherein:

the ball milling time in the step (1) is 70 min.

The drying temperature in the step (2) is 100 ℃, and the heat preservation time is 10 min; the secondary ball milling time is 70 min.

Casting and molding by adopting a casting machine in the step (3), wherein the ceramic slurry forms a flat and continuous film blank belt on the conveying belt through a scraper; and (3) drying, wherein the drying temperature is 80 ℃, and the heat preservation time is 14 min.

And (4) stamping and drying the blank in the step (3), wherein the drying temperature is 80 ℃, the drying time is 13min, the sintering temperature is 1550 ℃, and the sintering time is 24 h.

The secondary sintering temperature in the step (4) is 800 ℃, and the sintering time is 10 hours.

The specification of the ink-jet printing ultra-thin ceramic decorating material prepared in example 2 is 0.6m × 2 m.

Example 3

The ink-jet printing ultrathin ceramic decorative material in the embodiment 3 comprises a glaze layer, an ultrathin ceramic substrate, environment-friendly glue and mesh cloth which are sequentially arranged from top to bottom; the glaze layer form through inkjet printing on ultra-thin ceramic substrate, ultra-thin ceramic substrate adopt curtain coating method machine-shaping, net cloth pass through environmental protection glue adhesion at the ultra-thin ceramic substrate back.

Wherein:

the ink adopted by the ink-jet printing is heat-resistant ceramic ink. The heat-resistant ceramic ink comprises the following raw materials in parts by weight: 26 parts of albite, 12 parts of potassium feldspar, 17 parts of ball clay, 6 parts of bauxite, 5 parts of talcum and 3 parts of nano color assistant.

Wherein: the nano color assistant agent is TiO₂And CeO₂A mixture of (a).

The thickness of the ultrathin ceramic substrate is 0.6mm, and the thickness of the glaze layer is 0.3 mm.

The ultrathin ceramic substrate comprises the following raw materials in parts by weight: 53 parts of alumina powder, 16 parts of kaolin, 3 parts of calcium carbonate, 5 parts of magnesium hexafluorosilicate, 3 parts of chromium carbide, 4 parts of aluminum powder, 5 parts of aluminum titanate, 5 parts of sintering aid, 3 parts of carboxymethyl cellulose, 4 parts of polyvinyl alcohol and 36 parts of deionized water.

The sintering aid is lanthanum nitrate.

The aluminum oxide powder is beneficial to improving the heat resistance and mechanical strength of the ceramic substrate, the kaolin is beneficial to improving the sintering strength and wear resistance, the magnesium hexafluorosilicate and the chromium carbide are beneficial to improving the corrosion resistance, the aluminum powder and the aluminum titanate are beneficial to improving the toughness and bending strength, the sintering aid is beneficial to improving the density, the hydroxymethyl cellulose is beneficial to the suspension property of the ceramic ink, and the deionized water is beneficial to ball milling in the later period.

The ultrathin ceramic substrate is processed and formed by adopting a tape casting method.

The environment-friendly glue is isocyanate wood glue.

The preparation method of the ink-jet printing ultrathin ceramic decorating material in the embodiment 3 includes the following steps:

(1) respectively weighing alumina powder, kaolin, calcium carbonate, magnesium hexafluorosilicate, chromium carbide, aluminum powder and aluminum titanate according to parts by weight, putting the mixture into a crusher for crushing, sieving the crushed mixture with a 200-mesh sieve, putting the sieved mixture into a ball mill for ball milling, adding carboxymethyl cellulose, polyvinyl alcohol and deionized water, and uniformly stirring to obtain ceramic slurry A;

(2) drying and insulating the ceramic slurry A prepared in the step (1) for a period of time, adding a sintering aid for secondary ball milling to obtain ceramic slurry B, and carrying out vacuum stirring and defoaming on the ceramic slurry B;

(3) carrying out tape casting on the ceramic slurry B in the step (2), carrying out drying treatment, then reeling to obtain an ultrathin ceramic green body, and carrying out die punching, drying, high-temperature sintering and polishing on the ultrathin ceramic green body to obtain an ultrathin ceramic substrate;

(4) printing decorative patterns on the ultrathin ceramic substrate by using a UV flat ink-jet printer to form a glaze layer, and performing secondary sintering to obtain a ceramic decorative material;

(5) and coating the environment-friendly adhesive on the back surface of the ceramic decorative material by using a roller coating machine, and adhering the mesh cloth on the back surface of the ultrathin ceramic substrate to prepare the finished product of the ink-jet printing ultrathin ceramic decorative material.

Wherein:

the ball milling time in the step (1) is 80 min.

The drying temperature in the step (2) is 80 ℃, and the heat preservation time is 20 min; the secondary ball milling time is 50 min.

Casting and molding by adopting a casting machine in the step (3), wherein the ceramic slurry forms a flat and continuous film blank belt on the conveying belt through a scraper; and (3) drying, wherein the drying temperature is 70 ℃, and the heat preservation time is 20 min.

And (4) stamping and drying the blank in the step (3), wherein the drying temperature is 70 ℃, the drying time is 15min, the sintering temperature is 1600 ℃, and the sintering time is 20 h.

And (4) the secondary sintering temperature in the step (4) is 900 ℃, and the sintering time is 6 h.

The specification of the ink-jet printing ultra-thin ceramic decorating material prepared in example 3 is 1m × 3 m.

Comparative example 1

The ink-jet printing ultrathin ceramic decorative material in the comparative example 1 has the same structure and preparation method as those of the ink-jet printing ultrathin ceramic decorative material in the example 1, and the only difference is that the raw material composition of the ultrathin ceramic substrate is different. The ultrathin ceramic substrate in comparative example 1 is composed of the following raw materials in parts by weight: 50 parts of alumina powder, 20 parts of kaolin, 3 parts of calcium carbonate, 3 parts of magnesium hexafluorosilicate, 2 parts of chromium carbide, 4 parts of sintering aid, 3 parts of carboxymethyl cellulose, 2 parts of polyvinyl alcohol and 42 parts of deionized water; wherein: the sintering aid is magnesium nitrate.

Comparative example 2

The ink-jet printing ultrathin ceramic decorative material in the comparative example 2 has the same structure and preparation method as those of the ink-jet printing ultrathin ceramic decorative material in the example 1, and the only difference is that the raw material composition of the ultrathin ceramic substrate is different. The ultrathin ceramic substrate in the comparative example 2 is composed of the following raw materials in parts by weight: 50 parts of alumina powder, 20 parts of kaolin, 3 parts of calcium carbonate, 4 parts of aluminum powder, 3 parts of aluminum titanate, 4 parts of sintering aid, 3 parts of carboxymethyl cellulose, 2 parts of polyvinyl alcohol and 42 parts of deionized water.

Comparative example 3

The ultra-thin ceramic decorative material of the comparative example 3 comprises an ultra-thin ceramic substrate, an environment-friendly adhesive and a mesh cloth which are sequentially arranged from top to bottom; the ultra-thin ceramic substrate is processed and formed by adopting a tape casting method, and the grid cloth is adhered to the back of the ultra-thin ceramic substrate through environment-friendly glue. The preparation method and the raw material composition of the ultrathin ceramic substrate are the same as those of the embodiment 1.

The ultra-thin ceramic decorating materials prepared in examples 1 to 3 and comparative examples 1 to 3 were subjected to the performance test, and the results are shown in the following table 1:

TABLE 1 ultra-thin ceramic decorative material Performance test results