CN112250305A - Antibacterial ceramic glaze based on boric sludge and preparation method and application thereof - Google Patents
Antibacterial ceramic glaze based on boric sludge and preparation method and application thereof Download PDFInfo
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- CN112250305A CN112250305A CN202011152939.1A CN202011152939A CN112250305A CN 112250305 A CN112250305 A CN 112250305A CN 202011152939 A CN202011152939 A CN 202011152939A CN 112250305 A CN112250305 A CN 112250305A
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- boric sludge
- sludge
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/86—Glazes; Cold glazes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2204/00—Glasses, glazes or enamels with special properties
- C03C2204/02—Antibacterial glass, glaze or enamel
Abstract
The invention provides an antibacterial ceramic glaze based on boric sludge, and a preparation method and application thereof. Simply sieving and drying the industrial waste boric sludge, then effectively proportioning the boric sludge, silica, nano titanium dioxide, calcined zinc oxide, albite, boron trioxide and silver nitrate, mixing and ball-milling the materials in a ball-milling tank to obtain a glaze raw material, melting the glaze raw material at a high temperature to prepare a frit, crushing, grinding and sieving to obtain the boric sludge ceramic glaze powder. And uniformly mixing the obtained glaze powder and water according to a certain weight ratio, filling the mixture on a porcelain body according to the thickness of 1-2 mm, drying, and firing at 800-900 ℃ to obtain the boron mud ceramic glaze. The prepared boron mud ceramic glaze is full in color, and the color changes between light brown and dark brown according to different components; the acid resistance and the alkali resistance are excellent; the boron mud and silver ions in the ceramic glaze are compounded and then mutually act synergistically, so that the boron mud ceramic glaze has an obvious antibacterial effect.
Description
Technical Field
The invention relates to a boron mud antibacterial ceramic glaze and a preparation method thereof, belonging to the field of inorganic non-metallic materials (ceramics).
Background
The boric sludge is a waste discharged by a boronizing factory, the discharge amount of the boric sludge is large, and the stock in Liaoning province only exceeds thousands of tons.The boric sludge is strong in alkalinity, and a large amount of boric sludge is accumulated, so that the boric sludge not only occupies cultivated land but also pollutes the environment, and the development and utilization of the boric sludge become difficult problems to be solved urgently. The physical properties and chemical compositions of boron sludge are different due to different raw materials and production processes. However, the common carbon-alkali boron mud is brownish yellow in appearance, is powdery solid, has certain viscosity, the plasticity index of 6-14 and the true density of 2.3g/cm3The granularity is about 100 meshes, the grinding is easy, the pH value is 8-11, and the ignition loss rate is 15-25%. The main chemical components of the boric sludge are 23-43% of MgO and SiO222-32%, total iron 3-15%, B2O3 1-5％，Al2O3 1-5％，CaO 2-5％，Na2And (3) O1%. As can be seen from the chemical composition of boric sludge, boric sludge contains a large amount of SiO2And alkaline or alkaline earth oxides, are very suitable for the preparation of ceramic glazes.
Disclosure of Invention
The invention aims to provide a boric sludge ceramic glaze with an antibacterial function prepared by using boric sludge as a main raw material, and a preparation method and application thereof.
In order to achieve the purpose, the invention adopts the technical scheme that the antibacterial ceramic glaze based on boric sludge comprises the following components in parts by weight:
further, the dried boric sludge is prepared by crushing industrial boric sludge, filtering the crushed industrial boric sludge through a 100-mesh sieve, heating the undersize product in an electric furnace at 500 ℃ for 1-2 hours, and drying.
Further, in the antibacterial ceramic glaze based on boric sludge, the zinc oxide is calcined at 1000 ℃ for 1-2 hours.
Further, in the antibacterial ceramic glaze based on boric sludge, the nano titanium dioxide is powder with a particle size of less than 500 nm.
The preparation method of the antibacterial ceramic glaze based on boric sludge comprises the following steps: according to the weight portion ratio, the antibacterial ceramic glaze based on the boric sludge is prepared by taking dry boric sludge, kaolin, silica, nano titanium dioxide, calcined zinc oxide, albite, boron trioxide and silver nitrate, and sequentially carrying out a material mixing process, a melting process, a grinding process and a sieving process.
Further, in the preparation method, the mixing step is to take dry boric sludge, kaolin, silica, nano titanium dioxide, calcined zinc oxide, albite, boron trioxide and silver nitrate and ball mill the mixture in a ball milling tank for 60-180 min.
Further, in the above preparation method, the melting step is to calcine the mixture obtained in the mixing step at 1050 ℃ -1250 ℃ for 1 hour, and then melt the mixture to form a frit.
In the above production method, the grinding step may be carried out by cooling the frit obtained in the melting step to room temperature, crushing the frit, and then putting the crushed frit into the ball mill again for grinding.
Further, in the preparation method, the sieving step is to sieve the material obtained after the grinding step through a 300-mesh sieve and take the undersize.
The invention relates to an application of antibacterial ceramic glaze based on boric sludge in preparation of ceramic glaze.
Further, the method is as follows: the antibacterial ceramic glaze based on the boron mud and water are uniformly mixed according to the weight ratio of 2:1, then the mixture is filled on a ceramic body according to the thickness of 1-2 mm, and the ceramic glaze is obtained after drying and firing for 1-3h at the temperature of 800-900 ℃.
The invention has the beneficial effects that: the ceramic glaze prepared from the antibacterial ceramic glaze based on boron mud provided by the invention has good flowing effect and full glaze color, and the color changes from light brown to brown black along with the difference of ceramic glaze components; the acid resistance and the alkali resistance are excellent; after being compounded, the boron mud and the silver ions are mutually synergistic, and the ceramic glaze has remarkable antibacterial effect. The invention provides a new idea for resource utilization of the boron mud, and the preparation process of the boron mud ceramic glaze is green and environment-friendly, low in cost and strong in practicability.
Drawings
Fig. 1 is a boron mud ceramic glaze prepared in example 1 of the present invention.
Fig. 2 is a boron mud ceramic glaze prepared in example 2 of the present invention.
Fig. 3 is a boron mud ceramic glaze prepared in example 3 of the present invention.
Detailed Description
The present invention is described in detail below by way of examples.
Embodiment 1 an antibacterial ceramic glaze based on boric sludge (i) comprises the following components in parts by weight:
the preparation method comprises the following steps:
1. preparing dry boric sludge: the detection of the industrial waste boric sludge abandoned by Liaoyang chemical plant comprises the following components: MgO 32.6%, SiO218.8%, total iron 6.79%, B2O3 4.9％，Al2O3 12.1％，CaO 4.53％。
The boric sludge is crushed and filtered by a 100-mesh sieve, and the undersize is heated in an electric furnace at 500 ℃ for 1 hour and dried.
2. Preparation of calcined zinc oxide: commercial zinc oxide powder was calcined at 1000 ℃ for 1 hour.
3. A material mixing procedure: taking dry boric sludge, kaolin, silica, nano titanium dioxide with the grain diameter less than 500 nanometers, calcined zinc oxide, albite, boron trioxide and silver nitrate according to the weight part ratio, and carrying out ball milling for 120min in a ball milling tank.
4. Melting: and (3) putting the mixture obtained in the mixing step into a corundum crucible, calcining at the high temperature of 1200 ℃ for 1 hour, and melting to form a frit.
5. A grinding procedure: the frit obtained in the melting step is cooled to room temperature, and the frit is crushed with a hammer and then put into a ball mill again for grinding.
6. And (3) a sieving process: and (3) sieving the materials obtained after the grinding procedure by a 300-mesh sieve, taking undersize, and drying to obtain the antibacterial ceramic glaze based on boric sludge for later use.
(III) application
The method comprises the following steps: uniformly mixing the obtained antibacterial ceramic glaze based on the boron mud with water according to the weight ratio of 2:1, coating the mixture on a flat ceramic plate according to the thickness of 2mm, drying, putting the flat ceramic plate into an electric furnace for heating, raising the temperature at the speed of 5 ℃/min to 900 ℃, firing for 1.5h, and naturally cooling to obtain the ceramic glaze.
FIG. 1 shows the obtained ceramic glaze, which is dark brown, full in glaze color, and has acid and alkali resistance of A grade and obvious Escherichia coli resistance.
Example 2 an antibacterial ceramic glaze based on boric sludge
The composition comprises the following components in parts by weight:
the preparation method comprises the following steps:
1. preparing dry boric sludge: the detection of the industrial waste boric sludge abandoned by Liaoyang chemical plant comprises the following components: MgO 32.6%, SiO218.8%, total iron 6.79%, B2O3 4.9％，Al2O3 12.1％，CaO 4.53％。
The boric sludge is crushed and filtered by a 100-mesh sieve, and the undersize is heated in an electric furnace at 500 ℃ for 1 hour and dried.
2. Preparation of calcined zinc oxide: commercial zinc oxide powder was calcined at 1000 ℃ for 1 hour.
3. A material mixing procedure: taking dry boric sludge, kaolin, silica, nano titanium dioxide with the grain diameter less than 500 nanometers, calcined zinc oxide, albite, boron trioxide and silver nitrate according to the weight part ratio, and carrying out ball milling for 120min in a ball milling tank.
4. Melting: and (3) putting the mixture obtained in the mixing step into a corundum crucible, calcining at the high temperature of 1100 ℃ for 1 hour, and melting to form the frit.
5. A grinding procedure: the frit obtained in the melting step is cooled to room temperature, and the frit is crushed with a hammer and then put into a ball mill again for grinding.
6. And (3) a sieving process: and (3) sieving the materials obtained after the grinding procedure by a 300-mesh sieve, taking undersize, and drying to obtain the antibacterial ceramic glaze based on boric sludge for later use.
(III) application
The method comprises the following steps: uniformly mixing the obtained antibacterial ceramic glaze based on the boron mud with water according to the weight ratio of 2:1, coating the mixture on a flat ceramic plate according to the thickness of 2mm, drying, putting the flat ceramic plate into an electric furnace for heating, raising the temperature at the speed of 5 ℃/min to 850 ℃, firing for 2h, and naturally cooling to obtain the ceramic glaze.
FIG. 2 shows that the obtained ceramic glaze is dark brown, has full glaze color, and has acid and alkali resistance of A grade and obvious Escherichia coli resistance
Example 3 an antibacterial ceramic glaze based on boric sludge
The composition comprises the following components in parts by weight:
the preparation method comprises the following steps:
1. preparing dry boric sludge: the detection of the industrial waste boric sludge abandoned by Liaoyang chemical plant comprises the following components: MgO 32.6%, SiO218.8%, total iron 6.79%, B2O3 4.9％，Al2O3 12.1％，CaO 4.53％。
The boric sludge is crushed and filtered by a 100-mesh sieve, and the undersize is heated in an electric furnace at 500 ℃ for 1 hour and dried.
2. Preparation of calcined zinc oxide: commercial zinc oxide powder was calcined at 1000 ℃ for 1 hour.
3. A material mixing procedure: taking dry boric sludge, kaolin, silica, nano titanium dioxide with the grain diameter less than 500 nanometers, calcined zinc oxide, albite, boron trioxide and silver nitrate according to the weight part ratio, and carrying out ball milling for 120min in a ball milling tank.
4. Melting: and (3) putting the mixture obtained in the mixing step into a corundum crucible, calcining at 1050 ℃ for 1 hour, and melting to form a frit.
5. A grinding procedure: the frit obtained in the melting step is cooled to room temperature, and the frit is crushed with a hammer and then put into a ball mill again for grinding.
6. And (3) a sieving process: and (3) sieving the materials obtained after the grinding procedure by a 300-mesh sieve, taking undersize, and drying to obtain the antibacterial ceramic glaze based on boric sludge for later use.
(III) application
The method comprises the following steps: uniformly mixing the obtained antibacterial ceramic glaze based on the boron mud with water according to the weight ratio of 2:1, coating the mixture on a flat ceramic plate according to the thickness of 2mm, drying, putting the flat ceramic plate into an electric furnace for heating, raising the temperature at the speed of 5 ℃/min to 800 ℃, firing for 2.5h, and naturally cooling to obtain the ceramic glaze.
FIG. 3 shows the obtained ceramic glaze, which is light brown, full in glaze color, acid and alkali resistant, and has obvious colibacillus resistant performance
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims. Meanwhile, the raw materials mentioned above are not specified in detail and are all commercial products; the process steps or extraction methods not mentioned in detail are all process steps or extraction methods known to the person skilled in the art.
Claims (10)
1. An antibacterial ceramic glaze based on boric sludge is characterized in that: the antibacterial ceramic glaze based on boric sludge comprises the following components in parts by weight:
2. the antibacterial ceramic glaze based on boric sludge as claimed in claim 1, wherein: the dried boric sludge is prepared by crushing industrial boric sludge, filtering the crushed industrial boric sludge by a 100-mesh sieve, heating the undersize product in an electric furnace at 500 ℃ for 1-2 hours, and drying.
3. The antibacterial ceramic glaze based on boric sludge as claimed in claim 1, wherein: the calcined zinc oxide is obtained by calcining commercial zinc oxide powder at 1000 ℃ for 1-2 hours.
4. The method for preparing antibacterial ceramic glaze based on boric sludge as claimed in claim 1, wherein the preparation method comprises the following steps: the antibacterial ceramic glaze based on boric sludge is prepared by taking dry boric sludge, kaolin, silica, nano titanium dioxide, calcined zinc oxide, albite, diboron trioxide and silver nitrate according to the weight part ratio of claim 1, and sequentially carrying out a material mixing process, a melting process, a grinding process and a sieving process.
5. The preparation method according to claim 4, wherein the mixing step is to take dried boric sludge, kaolin, silica, nano titanium dioxide, calcined zinc oxide, albite, diboron trioxide and silver nitrate and ball mill them in a ball milling tank for 60-180 min.
6. The preparation method according to claim 4, wherein the melting step is to calcine the mixture obtained in the mixing step at 1050 ℃ -1250 ℃ for 1 hour to melt the mixture to form the frit.
7. The method according to claim 4, wherein the grinding step comprises cooling the frit obtained in the melting step to room temperature, crushing the frit, and grinding the crushed frit in a ball mill.
8. The method according to claim 4, wherein the sieving step is a step of sieving the material obtained after the grinding step with a 300-mesh sieve to obtain the undersize product.
9. Use of an antibacterial ceramic glaze based on boric sludge according to claim 1 for the preparation of ceramic glazes.
10. Use according to claim 9, characterized in that: the method comprises the following steps: the antibacterial ceramic glaze based on boron mud of claim 1 and water are uniformly mixed according to the weight ratio of 2:1, then the mixture is filled on a porcelain body according to the thickness of 1-2 mm, and the ceramic glaze is obtained after drying and firing for 1-3h at the temperature of 800-900 ℃.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113072302A (en) * | 2021-03-23 | 2021-07-06 | 辽宁大学 | Ceramic glaze containing boric sludge and preparation method and application thereof |
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Application publication date: 20210122 |