CN111484354A - High-hardness long-afterglow luminescent coating for enamel ceramic product and preparation method thereof - Google Patents
High-hardness long-afterglow luminescent coating for enamel ceramic product and preparation method thereof Download PDFInfo
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- CN111484354A CN111484354A CN202010505700.1A CN202010505700A CN111484354A CN 111484354 A CN111484354 A CN 111484354A CN 202010505700 A CN202010505700 A CN 202010505700A CN 111484354 A CN111484354 A CN 111484354A
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- luminescent coating
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- enamel
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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
- C04B41/45—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
- C04B41/5025—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 ceramic materials
- C04B41/5035—Silica
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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
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
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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
- C04B41/87—Ceramics
Abstract
The invention discloses a high-hardness long-afterglow luminescent coating for an enamel ceramic product and a preparation method thereof, belonging to the field of non-metallic coating treatment. The light-emitting material comprises organic silicon modified resin, silicon dioxide and luminescent powder. The preparation method comprises mixing the components, smearing and programming temperature. Compared with the traditional high-temperature glaze firing, the baking temperature of the luminescent coating is as low as 150-180 ℃, the luminescent powder is basically not decomposed by heat, and the production energy consumption is obviously reduced; the physical and chemical properties of the luminescent coating are basically unchanged after low-temperature baking, so that the hue and brightness of the luminescent coating can be conveniently regulated and controlled; the luminous coating has excellent binding force with enamel ceramic products, high surface hardness and long afterglow time.
Description
Technical Field
The invention relates to the technical field of non-metallic coatings, in particular to a high-hardness long-afterglow luminescent coating for an enamel ceramic product and a preparation method thereof.
Background
Ceramic is a very popular product and is widely applied to daily life of people. Along with the improvement of living standard of people, the requirements of people on the quality and the performance of ceramic products are higher and higher, and various functional ceramics appear, namely long-afterglow luminescent ceramics. The long afterglow luminescent ceramics are mainly prepared by the following method: the long afterglow material is first produced into luminous ceramic glaze, the glaze is applied to the surface of ceramic body and the ceramic product with luminous surface is then fired at certain temperature. In patent document CN1473796A, the luminescent body adopts an aluminate luminescent system, which has high brightness, but the aluminate firing temperature is not more than 900 ℃, which is difficult to resist high temperature, and the problems of glaze cracking, poor bonding between glaze and blank, etc. are likely to occur during firing. In patent document CN106277791B, the luminescent body adopts a silicate luminescent system, and since the silicate long afterglow material has good compatibility with the glaze, the glaze surface is smooth, but the firing temperature of the ceramic is above 1200 ℃, and the luminescent performance of the silicate luminescent glaze is obviously reduced above this temperature. Therefore, the sintering temperature is reduced, the adhesive force and the surface hardness of the coating are improved, the accurate regulation and control of the hue and the brightness of the luminescent coating are realized, and the method is an important development direction of luminescent ceramics.
CN105778577A discloses an energy-storing luminescent ceramic coating prepared from resin, energy-storing luminescent powder, solvent, nano oxide sol, etc., which is sprayed on a workpiece treated by sand blasting, and then baked to obtain a luminescent ceramic coating. CN104341911A discloses a luminous paint prepared from acrylic resin, energy-storage luminescent powder, an auxiliary agent and the like. These solutions do not require the surface hardness of the luminescent coating, the surface is easily scratched, limiting its industrial application.
Disclosure of Invention
The invention aims at the problems existing in the prior art, and the first purpose of the invention is to provide a formulation of a high-hardness long-afterglow luminescent coating of an enamel ceramic product, which has the advantages of high hardness and long afterglow. The second purpose of the invention is to provide a preparation method of the ceramic-like coating.
In order to realize the first purpose of the invention, the invention is realized by the following technical scheme:
the high-hardness long-afterglow luminescent coating for the enamel ceramic product comprises the following components in parts by mass:
80-90 parts of organic silicon modified resin
10-20 parts of luminescent powder
4-5 parts of silicon dioxide.
Preferably, the silicone-modified resin is a water-based silicone-modified acrylic resin.
Preferably, the luminescent powder is aluminate luminescent powder or silicate luminescent powder; the particle size range is 100-500 meshes.
Preferably, the silica is hydrophilic silica having a particle size in the range of 7-100 nm.
In order to achieve the second purpose of the invention, the method is realized by the following technical scheme:
a preparation method of the high-hardness long-afterglow luminescent coating of the enamel ceramic product is characterized by comprising the following steps:
(1) weighing the components according to the proportion, uniformly stirring the luminescent powder and the organic silicon modified resin, adding the silicon dioxide, and uniformly stirring again to obtain the luminescent coating;
(2) the luminous paint is coated on the surface of the enamel ceramic product;
(3) the enamel ceramic product coated with the luminescent coating is heated to obtain the product.
Preferably, the rotation speed for mixing and stirring the components in step (1) is 200-300r/min in steps, and the time is 15-20 min.
Preferably, the luminescent coating is coated in the step (2) by degreasing the surface of the enamel ceramic product with a degreasing agent, washing with water, and drying.
Further preferably, the degreasing agent is sodium hydroxide solution; the surface of the enamel ceramic product is soaked for at least 10min at the temperature of 60-70 ℃ by using 10% of sodium hydroxide solution by mass, and then is washed by water and dried.
Preferably, in the step (3), the heating method is temperature programming, the maximum temperature of the temperature programming is 150-.
Further preferably, the temperature programming is divided into three sections, wherein the temperature of the first section is raised to 70 ℃, and the temperature is kept for 5 min; the second stage is heated to 100 ℃ and the temperature is kept for 5 min; the third stage is heated to 150 ℃ and 180 ℃, and the temperature is kept for 20-30 min.
Compared with the traditional high-temperature glaze firing, the baking temperature of the luminescent coating is as low as 150-180 ℃, the luminescent powder is basically not decomposed by heat, and the production energy consumption is obviously reduced; the physical and chemical properties of the luminescent coating are basically unchanged after low-temperature baking, so that the hue and brightness of the luminescent coating can be conveniently regulated and controlled; the luminous coating has excellent binding force with enamel ceramic products, high surface hardness and long afterglow time.
Detailed Description
The following specific examples are provided to further illustrate the present invention so that those skilled in the art may better understand the invention and practice it, but the examples are not intended to limit the invention.
The organic silicon modified resin is water-based organic silicon modified acrylic resin; the luminescent powder is aluminate long afterglow luminescent powder or silicate long afterglow luminescent powder, and the particle size range is 100-500 meshes; the silicon dioxide is hydrophilic nano silicon dioxide, and the particle size is 7-100 nm.
The preparation method of the enamel ceramic product high-hardness long-afterglow luminescent coating comprises the following steps:
(1) the enamel ceramic product is soaked for 10min by using NaOH solution with the mass percentage of 10% at the temperature of 60-70 ℃, and then is washed by water and dried for later use.
(2) Under the condition of stirring, weighing the raw materials according to the proportion in the table 1, mixing the luminescent powder and the organic silicon modified resin, stirring the mixture, then adding the silicon dioxide, and stirring the mixture again to obtain the luminescent coating.
(3) The luminous paint is coated on the surface of the enamel ceramic product and can be assisted by using a brush pen, a brush and other tools.
(4) Placing the enamel ceramic product coated with the luminous paint in an oven for baking at a programmed temperature, and cooling to room temperature to obtain a product; the performance of the alloy is tested, and the concrete reference is made to table 1.
TABLE 1
Wherein the coating adhesion is carried out according to GB/T9286-1998 paint and varnish paint film marking test, and the afterglow time is carried out according to JG/T446-2014 light-storage type luminous coating for buildings; the pencil hardness is carried out according to GB/T6739-2006 determination of paint film hardness by the paint and varnish pencil method.
The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions, or alterations made to the above-described structure of the present invention according to the general technical knowledge and conventional means of the art without departing from the basic technical idea of the present invention are intended to fall within the scope of the present invention.
Claims (10)
1. The high-hardness long-afterglow luminescent coating for the enamel ceramic product is characterized by comprising the following components in parts by mass:
80-90 parts of organic silicon modified resin
10-20 parts of luminescent powder
4-5 parts of silicon dioxide.
2. The enamel ceramic article high hardness long persistence luminescent coating of claim 1, wherein: the organic silicon modified resin is water-based organic silicon modified acrylic resin.
3. The enamel ceramic article high hardness long persistence luminescent coating of claim 1, wherein: the luminescent powder is aluminate luminescent powder or silicate luminescent powder; the particle size range is 100-500 meshes.
4. The enamel ceramic article high hardness long persistence luminescent coating of claim 1, wherein: the silicon dioxide is hydrophilic silicon dioxide, and the particle size range of the silicon dioxide is 7-100 nm.
5. The method for preparing an enamel ceramic article high hardness long persistence luminescent coating according to any of claims 1 to 4, comprising the steps of:
(1) weighing the components according to the proportion, uniformly stirring the luminescent powder and the organic silicon modified resin, adding the silicon dioxide, and uniformly stirring again to obtain the luminescent coating;
(2) the luminous paint is coated on the surface of the enamel ceramic product;
(3) the enamel ceramic product coated with the luminescent coating is heated to obtain the product.
6. The method for preparing an enamel ceramic article high hardness long persistence luminescent coating of claim 5, wherein: in the step (1), the rotation speed of the step-by-step two-time stirring mixing is 200-300r/min, and the time is 15-20 min.
7. The method for preparing an enamel ceramic article high hardness long persistence luminescent coating of claim 5, wherein: in the step (2), before the luminescent coating is coated, the surface of the enamel ceramic product needs to be degreased by using a degreasing agent and washed by using water, and then the enamel ceramic product is dried.
8. The method for preparing an enamel ceramic article high hardness long persistence luminescent coating of claim 7, wherein: the degreasing agent is sodium hydroxide solution; the surface of the enamel ceramic product is soaked for at least 10min at the temperature of 60-70 ℃ by using 10% of sodium hydroxide solution by mass, and then is washed by water and dried.
9. The method for preparing an enamel ceramic article high hardness long persistence luminescent coating of claim 5, wherein: in the step (3), the heating method is temperature programming, the maximum temperature of the temperature programming is 150 ℃ and 180 ℃, and the temperature is kept for at least 20 min.
10. The method for preparing an enamel ceramic article high hardness long persistence luminescent coating of claim 9, wherein: the temperature programming is divided into three sections, wherein the temperature of the first section is raised to 70 ℃, and the temperature is kept for 5 min; the second stage is heated to 100 ℃ and the temperature is kept for 5 min; the third stage is heated to 150 ℃ and 180 ℃, and the temperature is kept for 20-30 min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010505700.1A CN111484354A (en) | 2020-06-05 | 2020-06-05 | High-hardness long-afterglow luminescent coating for enamel ceramic product and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010505700.1A CN111484354A (en) | 2020-06-05 | 2020-06-05 | High-hardness long-afterglow luminescent coating for enamel ceramic product and preparation method thereof |
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| CN111484354A true CN111484354A (en) | 2020-08-04 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103396716A (en) * | 2013-06-26 | 2013-11-20 | 南京市荣达树脂有限公司 | Preparation method of optical resin paint |
| CN105778577A (en) * | 2016-03-16 | 2016-07-20 | 安徽中益新材料科技有限公司 | Energy-storage and luminous ceramic coating and preparation method thereof |
| CN107746708A (en) * | 2017-11-02 | 2018-03-02 | 杭州显庆科技有限公司 | A kind of red long-afterglow phosphor and preparation method thereof |
| CN108178957A (en) * | 2017-11-30 | 2018-06-19 | 漳州三德利油漆涂料有限公司 | Unburned enamel-like paint and its preparation method and application |
-
2020
- 2020-06-05 CN CN202010505700.1A patent/CN111484354A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103396716A (en) * | 2013-06-26 | 2013-11-20 | 南京市荣达树脂有限公司 | Preparation method of optical resin paint |
| CN105778577A (en) * | 2016-03-16 | 2016-07-20 | 安徽中益新材料科技有限公司 | Energy-storage and luminous ceramic coating and preparation method thereof |
| CN107746708A (en) * | 2017-11-02 | 2018-03-02 | 杭州显庆科技有限公司 | A kind of red long-afterglow phosphor and preparation method thereof |
| CN108178957A (en) * | 2017-11-30 | 2018-06-19 | 漳州三德利油漆涂料有限公司 | Unburned enamel-like paint and its preparation method and application |
Non-Patent Citations (1)
| Title |
|---|
| 哈尔滨建筑大学等编: "《建筑装饰材料》", 31 January 1998, 中国建材工业出版社 * |
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Application publication date: 20200804 |