1. A non-stick heat-resistant ceramic pan glaze is characterized in that: the weight percentage composition is as follows: 2-4 parts of barium carbonate, 12-18 parts of calcined talc, 4-7 parts of sodium carbonate, 18-25 parts of glaze, 1-3 parts of tin oxide, 14-19 parts of silicon dioxide, 3-6 parts of zirconium dioxide, 2-5 parts of boron nitride, 7-16 parts of stevensite, 5-10 parts of diopside, 2-6 parts of nano zirconium silicate silver, 0.05-2 parts of nano zinc oxide, 10-40 parts of quasicrystal material and 16-23 parts of fluororesin.

2. The method for preparing the non-stick heat-resistant ceramic pot glaze according to claim 1, wherein the method comprises the following steps: the preparation method comprises the following steps of preparing raw materials and the mass percentage of each raw material, wherein 2-4 parts of barium carbonate, 12-18 parts of calcined talc, 4-7 parts of sodium carbonate, 18-25 parts of glaze, 1-3 parts of tin oxide, 14-19 parts of silicon dioxide, 3-6 parts of zirconium dioxide, 2-5 parts of boron nitride, 7-16 parts of stevensite, 5-10 parts of diopside, 2-6 parts of nano zirconium silicate silver, 0.05-2 parts of nano zinc oxide, 10-40 parts of a quasicrystal material and 16-23 parts of fluororesin are added with water, mixed and added into a ball mill.

3. The method for preparing the non-stick heat-resistant ceramic pot glaze according to claim 2, wherein the method comprises the following steps: adding water and ball-milling for 5-12 h to prepare the non-stick heat-resistant ceramic pot glaze, wherein the fineness of ball-milling slurry is that a proportion cup passes through a 325-mesh sieve, the screen residue is 0.5-0.8%, and the flow rate is 30-50 seconds.

4. The method for preparing the non-stick heat-resistant ceramic pot glaze according to claim 2, wherein the method comprises the following steps: the grain diameters of the nano-zirconium silicate silver-carrying and the nano-zinc oxide are respectively 25nm +/-10 nm.

5. The method for preparing the non-stick heat-resistant ceramic pot glaze according to claim 2, wherein the method comprises the following steps: fe203 in the mixture of the nano zirconium silicate silver-carrying and the nano zinc oxide is less than or equal to 0.03 percent, and TiO2 is less than or equal to 0.03 percent.

6. The method for preparing the non-stick heat-resistant ceramic pot glaze according to claim 2, wherein the method comprises the following steps: the quasicrystal material is added in the form of quasicrystal powder, and the quasicrystal powder contains 50-70% of aluminum, 15-25% of copper, 5-15% of iron and 5-15% of chromium and titanium in total by atomic percentage.

7. The method for preparing the non-stick heat-resistant ceramic pot glaze according to claim 2, wherein the method comprises the following steps: the grain diameter of the quasicrystal powder is 15-30 μm.

8. The method for preparing the non-stick heat-resistant ceramic pan as claimed in claim 1, wherein: the composition comprises, by weight, 17-23 parts of tortoiseshell stone, 11-16 parts of emerald garnet, 4-8 parts of zircon, 5-9 parts of black mud, 2-5 parts of alumina, 1-3 parts of sillimanite, 2-5 parts of cross stone, 3-7 parts of bamboo charcoal powder, 5-8 parts of goosestone and 9-12 parts of glauconite.

9. The method for preparing the non-stick heat-resistant ceramic pan as claimed in claim 1, wherein: the method comprises the following steps:

(1) preparing a blank body: taking blank raw materials according to parts by weight, mixing, and then putting the mixture into a ball mill for wet ball milling, wherein the water amount added during ball milling is calculated by the weight of water accounting for the weight of the water and the weight percent of the total dry materials: 25-35 wt%, and after aging for 18-24 h, sieving the aged material with a 200-280-mesh sieve to form blank mud for later use;

(2) and (3) grouting the blank mud to form a pot blank, drying, biscuiting at 880-1080 ℃ for 8-12 hours, preserving heat for 3-5 hours, and then cooling to room temperature for later use.

Background

The ceramic pot is a pot made of ceramics, is an ideal cooker in households and restaurants, has unique advantages in the aspects of cooking, stewing, frying and the like of food, is healthy and environment-friendly, is generally cast by certain ceramic materials which are not afraid of cold and hot temperature difference, has smooth inner wall and appearance, does not have residual peculiar smell, and also has the defect that the traditional earthenware pot and ceramic pot are easy to be stained and scorched.

The existing ceramic pot is glazed by a glaze dipping method, the glaze material determines the quality of the ceramic pot, the existing ceramic pot glaze is poor in the aspect of carrying stickiness, various food materials such as fish can be touched in the process of frying and cooking in the ceramic pot, the fish skin is thin and easy to fry, the feeling, the taste and the attractiveness of cooking are affected, the ceramic glaze is poor in the aspect of antibiosis, particularly, the pot can be stained with oil stains, the outside of the pot cannot be wiped when the pot is cleaned, the oil stains are adhered to the outer surface of the ceramic glaze, bacteria can be bred for a long time, and the health of a human body is affected.

Disclosure of Invention

Based on the above, the invention aims to provide a non-stick heat-resistant ceramic pot glaze and a preparation method thereof, so as to solve the technical problems that the ceramic pot glaze is poor in punishability and oil stain is easy to contaminate the outer surface of the ceramic pot glaze and breed bacteria.

In order to achieve the purpose, the invention provides the following technical scheme: a non-stick heat-resistant ceramic pan glaze and a preparation method thereof are disclosed, which comprises the following components by weight percent: 2-4 parts of barium carbonate, 12-18 parts of calcined talc, 4-7 parts of sodium carbonate, 18-25 parts of glaze, 1-3 parts of tin oxide, 14-19 parts of silicon dioxide, 3-6 parts of zirconium dioxide, 2-5 parts of boron nitride, 7-16 parts of stevensite, 5-10 parts of diopside, 2-6 parts of nano zirconium silicate silver, 0.05-2 parts of nano zinc oxide, 10-40 parts of quasicrystal material and 16-23 parts of fluororesin.

Further, the non-stick heat-resistant ceramic pot glaze is prepared by mixing 2-4 parts of barium carbonate, 12-18 parts of calcined talc, 4-7 parts of sodium carbonate, 18-25 parts of glaze, 1-3 parts of tin oxide, 14-19 parts of silicon dioxide, 3-6 parts of zirconium dioxide, 2-5 parts of boron nitride, 7-16 parts of stevensite, 5-10 parts of diopside, 2-6 parts of nano zirconium silicate silver, 0.05-2 parts of nano zinc oxide, 10-40 parts of quasicrystal material and 16-23 parts of fluororesin, adding water, mixing and adding into a ball mill.

Further, adding water and ball milling for 5-12 hours to prepare the non-stick heat-resistant ceramic pot glaze, wherein the fineness of ball milling slurry is that a proportion cup passes through a 325-mesh sieve, the screen residue is 0.5-0.8%, and the flow rate is 30-50 seconds.

Further, the particle sizes of the nano-zirconium silicate silver-carrying and the nano-zinc oxide are respectively 25nm +/-10 nm.

Furthermore, Fe203 in the mixture of the nano zirconium silicate silver-carrying and the nano zinc oxide is less than or equal to 0.03 percent, and TiO2 is less than or equal to 0.03 percent.

Further, the quasicrystal material is added in the form of quasicrystal powder, and the quasicrystal powder contains 50-70% of aluminum, 15-25% of copper, 5-15% of iron and 5-15% of chromium and titanium in total by atomic percentage.

Furthermore, the grain diameter of the quasicrystal powder is 15-30 μm.

Further, the composition comprises, by weight, 17-23 parts of tortoiseshell stone, 11-16 parts of emerald stone, 4-8 parts of zircon, 5-9 parts of black mud, 2-5 parts of alumina, 1-3 parts of sillimanite, 2-5 parts of cross stone, 3-7 parts of bamboo charcoal powder, 5-8 parts of goosestone and 9-12 parts of glauconite.

Further, the method comprises the following steps:

(1) preparing a blank body: taking blank raw materials according to parts by weight, mixing, and then putting the mixture into a ball mill for wet ball milling, wherein the water amount added during ball milling is calculated by the weight of water accounting for the weight of the water and the weight percent of the total dry materials: 25-35 wt%, and filtering the aged for 18-24 h through a 200-280 mesh sieve to form blank mud for later use

(2) And (3) grouting the blank mud to form a pot blank, drying, biscuiting at 880-1080 ℃ for 8-12 h, preserving heat for 3-5 h, and then cooling to room temperature for later use.

In summary, the invention mainly has the following beneficial effects:

1. according to the invention, the quasicrystal material and the fluororesin are added into the raw materials for preparing the ceramic glaze, the quasicrystal material is added in the form of quasicrystal powder, the quasicrystal powder contains 50-70% of aluminum, 15-25% of copper, 5-15% of iron and 5-15% of chromium and titanium in total in atomic percentage, the particle size of the quasicrystal powder is 15-30 mu m, the quasicrystal material has low surface energy and good anti-sticking property, and simultaneously the quasicrystal material has high hardness and low friction coefficient, so that the quasicrystal material can greatly improve the hardness, wear resistance and corrosion resistance of the ceramic glaze, and the ceramic glaze cannot be damaged or fall off even if sharp pots such as an iron shovel, a steel wire ball and the like are used.

2. According to the invention, the nano silver-loaded zirconium silicate and the nano zinc oxide are added into the raw materials for preparing the ceramic glaze, and the antibacterial agent is solidified in the overglaze after the high-temperature firing, so that the silver-loaded nano zirconium silicate in the antibacterial pan glaze and the silver ions and zinc ions released by the nano zinc oxide can be killed under the combined action even if the outer surface of the ceramic pan is not cleaned for a long time.

Drawings

FIG. 1 is a schematic diagram of data specific to examples 1-3 of the present invention;

FIG. 2 is a schematic diagram of the curve structure of examples 1 to 3 of the present invention.

Detailed Description

In order to make the technical means, inventive features, objectives and effects realized by the present invention easy to understand and understand, the present invention is further described below with reference to the specific embodiments.

And (3) performance testing:

1. anti-tack test: non-stick test method for non-stick coatings according to the standard GB/T32095 cooking utensil non-stick surface Performance and test Specification.

2. And (3) determination of antibacterial rate: the antibacterial rate is determined according to the test method of JC/T897-2014 antibacterial ceramic product antibacterial performance.

Example 1

A non-stick heat-resistant ceramic pot glaze and a preparation method thereof are disclosed, wherein the non-stick heat-resistant ceramic pot glaze comprises the following raw materials in percentage by mass, 2 parts of barium carbonate, 12 parts of calcined talc, 4 parts of sodium carbonate, 18 parts of glaze, 1 part of tin oxide, 14 parts of silicon dioxide, 3 parts of zirconium dioxide, 2 parts of boron nitride, 7-parts of stevensite, 5 parts of diopside, 2 parts of nano zirconium silicate-loaded silver, 0.05 part of nano zinc oxide, 20 parts of quasicrystal material and 16 parts of fluororesin are added with water, mixed and added into a ball mill.

Preferably, water is added for ball milling 5 to prepare the non-stick heat-resistant ceramic pot glaze, wherein the fineness of ball milling slurry is that a proportion cup passes through a 325-mesh sieve, the screen residue is 0.5%, and the flow rate is 30 seconds.

Preferably, the particle sizes of the nano zirconium silicate silver-carrying and the nano zinc oxide are respectively 25 nm.

Preferably, Fe203 in the mixture of the nano zirconium silicate carrying silver and the nano zinc oxide is less than or equal to 0.03 percent, and TiO2 is less than or equal to 0.03 percent.

Preferably, the quasicrystalline material is added in the form of quasicrystalline powder containing 50 atomic% of aluminium, 15 atomic% of copper, 5 atomic% of iron and 5 atomic% of chromium and titanium in total.

Preferably, the particle size in the quasicrystalline powder is 15 μm.

Example 2

A non-stick heat-resistant ceramic pot glaze and a preparation method thereof are disclosed, wherein the non-stick heat-resistant ceramic pot glaze is prepared from raw materials comprising, by mass, 3 parts of barium carbonate, 15 parts of calcined talc, 5 parts of sodium carbonate, 22 parts of glaze, 2 parts of tin oxide, 16 parts of silicon dioxide, 4 parts of zirconium dioxide, 3 parts of boron nitride, 10 parts of stevensite, 7 parts of diopside, 4 parts of nano zirconium silicate-loaded silver, 1 part of nano zinc oxide, 30 parts of quasicrystal materials and 20 parts of fluororesin by adding water, mixing, and adding into a ball mill.

Preferably, water is added for ball milling for 8 hours to prepare the non-stick heat-resistant ceramic pot glaze, wherein the fineness of ball milling slurry is that a proportion cup is sieved by a 325-mesh sieve, the screen residue is 0.6 percent, and the flow rate is 40 seconds.

Preferably, the particle sizes of the nano zirconium silicate silver-carrying and the nano zinc oxide are respectively 15 nm.

Preferably, Fe203 in the mixture of the nano zirconium silicate carrying silver and the nano zinc oxide is less than or equal to 0.03 percent, and TiO2 is less than or equal to 0.03 percent.

Preferably, the quasicrystalline material is added in the form of quasicrystalline powder containing, in atomic percent, 60% of aluminium, 20% of copper, 10% of iron and, in total, 10% of chromium and titanium.

Preferably, the particle size in the quasicrystalline powder is 20 μm.

Example 3

A non-stick heat-resistant ceramic pot glaze and a preparation method thereof are disclosed, wherein the non-stick heat-resistant ceramic pot glaze is prepared from raw materials and the mass percentages of the raw materials, wherein the raw materials comprise 4 parts of barium carbonate, 18 parts of calcined talc, 7 parts of sodium carbonate, 25 parts of glaze, 3 parts of tin oxide, 19 parts of silicon dioxide, 6 parts of zirconium dioxide, 5 parts of boron nitride, 16 parts of stevensite, 10 parts of diopside, 6 parts of nano zirconium silicate-loaded silver, 2 parts of nano zinc oxide, 40 parts of quasicrystal material and 23 parts of fluororesin, water is added, and the raw materials are mixed and then added into a ball mill.

Preferably, water is added for ball milling for 12 hours to prepare the non-stick heat-resistant ceramic pot glaze, wherein the fineness of ball milling slurry is that a proportion cup passes through a 325-mesh sieve, the screen residue is 0.8 percent, and the flow rate is 50 seconds.

Preferably, the particle sizes of the nano zirconium silicate silver-carrying and the nano zinc oxide are respectively 10 nm.

Preferably, Fe203 in the mixture of the nano zirconium silicate carrying silver and the nano zinc oxide is less than or equal to 0.03 percent, and TiO2 is less than or equal to 0.03 percent.

Preferably, the quasicrystal material is added in the form of quasicrystal powder containing 70 atomic% of aluminium, 25 atomic% of copper, 15 atomic% of iron and 5-15 atomic% of chromium and titanium in total.

Preferably, the particle size in the quasicrystalline powder is 25 μm.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.