阅读说明：本技术 一种发热瓷砖及其制备方法 (Heating ceramic tile and preparation method thereof ) 是由 彭虎 于 2019-10-14 设计创作，主要内容包括：本发明公开了一种发热瓷砖及其制备方法,该发热瓷砖的制备方法包括：瓷砖的拆包、清洗和吹干；将石墨烯或者官能化石墨烯与水性环氧树脂使用搅拌釜搅拌混合,通过射流分散机进行射流分散,通过离心机离心纯化,得到发热涂料；将发热涂料使用静电喷头喷涂附着至瓷砖上,再使用光固化机进行固化,得到涂覆发热涂层后的瓷砖；将导电材料通过使用掩膜涂布机掩膜涂布引入瓷砖表面,形成特定结构的导电通路后,得到引入布线层后的瓷砖；将保护层涂料通过静电喷头喷涂在瓷砖上形成保护层,并使用光固化机完成光照后得到发热瓷砖,该发热瓷砖具有易于铺贴,不占层高,阻燃防火,不会热击穿,低电压驱动即可发热等优点。(The invention discloses a heating ceramic tile and a preparation method thereof, wherein the preparation method of the heating ceramic tile comprises the following steps: unpacking, cleaning and drying the ceramic tiles; stirring and mixing graphene or functionalized graphene and water-based epoxy resin by using a stirring kettle, carrying out jet flow dispersion by using a jet flow dispersion machine, and carrying out centrifugal purification by using a centrifugal machine to obtain a heating coating; spraying and attaching the heating coating to the ceramic tile by using an electrostatic sprayer, and curing by using a photocuring machine to obtain the ceramic tile coated with the heating coating; conducting materials are introduced to the surface of the ceramic tile through mask coating by using a mask coater, and a ceramic tile with a wiring layer introduced is obtained after a conducting path with a specific structure is formed; the protective layer coating is sprayed on the ceramic tile through the electrostatic sprayer to form a protective layer, the light curing machine is used for finishing illumination to obtain the heating ceramic tile, and the heating ceramic tile has the advantages of easiness in paving and pasting, no floor height, flame retardance, fire resistance, no thermal breakdown, capability of heating by low-voltage driving and the like.)

1. The preparation method of the heating ceramic tile is characterized by comprising the following steps:

(1) unpacking the ceramic tiles by a unpacking machine, and then cleaning and drying the ceramic tiles;

(2) stirring and mixing one of graphene or functionalized graphene and waterborne epoxy resin in a stirring kettle, carrying out jet flow dispersion in a jet flow dispersion machine, and then carrying out centrifugal purification through a centrifugal machine to obtain the heating coating;

(3) spraying the heating coating onto the ceramic tile through an electrostatic sprayer to form the heating coating, and curing the heating coating through a photocuring machine to obtain the ceramic tile coated with the heating coating;

(4) coating a conductive material on the surface of the ceramic tile coated with the heating coating through a mask of a mask coating machine to form a conductive path, namely obtaining the ceramic tile introduced with the wiring layer;

(5) and spraying a protective layer coating on the ceramic tile with the wiring layer introduced by the electrostatic sprayer to form a protective layer, and curing the protective layer by using a photocuring machine to obtain the heating ceramic tile.

2. The method for preparing a heating tile according to claim 1, wherein the stirring speed of the stirring kettle in the step (2) is 1-500rpm, and the stirring time is 0.01-120 min.

3. A method for producing a heat-generating tile according to claim 1, wherein the pressure of said jet disperser in step (2) is 0.5-100Mpa for 0.01-120 min.

4. The method for preparing a heat-emitting tile according to claim 1, wherein the centrifuge in the step (2) is operated at 30-12000rpm for 0.01-15 min.

5. A method for producing a heat-generating tile according to claim 1, wherein the electrostatic spray head in the step (3) has a voltage of 0.001v to 300kv, an air flow rate of 0.001L/s to 50L/s, and an air-liquid ratio of 1:0.01 to 1: 100.

6. The method for producing a heat-generating ceramic tile according to claim 1, wherein the wavelength of the photo-curing machine in the step (3) is 195nm to 10um, and the illumination intensity is 0.05lux to 1000 lux.

7. The method for preparing a heat-generating ceramic tile according to claim 1, wherein the conductive material in the step (4) is conductive adhesive, metal foil, conductive adhesive tape.

8. The method for preparing a heating tile according to claim 7, wherein the conductive adhesive is one of conductive carbon black, conductive graphite, graphene carbon nanotubes, a water-based binder, a graphite conductive adhesive, a copper powder conductive adhesive, a silver powder conductive adhesive, a conductive gold adhesive, a conductive silver adhesive, a conductive copper adhesive, a conductive aluminum adhesive, a conductive zinc adhesive, a conductive iron adhesive, a conductive nickel adhesive, a conductive graphite adhesive, a conductive silica gel, a carbon conductive tape, a copper conductive tape, a graphite filled conductive adhesive, a polythiophene conductive polymer material conductive adhesive, and a polypyrrole conductive polymer material conductive adhesive; the metal foil is one of copper, brass, aluminum, nickel, metal alloy or composite metal foil; the conductive adhesive tape is one of a copper adhesive tape or an aluminum foil adhesive tape.

9. The method for producing a heat-generating tile according to claim 1, wherein the electrostatic spray head in the step (5) has a voltage of 0.001v-300kv, an air flow rate of 0.001L/s-50L/s, and an air-liquid ratio of 1:0.01-1: 100.

10. The method for producing a heat-generating ceramic tile according to claim 1, wherein the wavelength of the photo-curing machine in the step (5) is 195nm to 10um, and the illumination intensity is 0.05lux to 1000 lux.

11. The method for preparing a heat-generating ceramic tile according to claim 1, wherein the protective layer coating in the step (5) is one of composite silicate heat-insulating material, inorganic active heat-insulating material, silicate heat-insulating material, ceramic heat-insulating material, rubber powder polyphenyl granules, steel wire mesh cement foam board (schulper board), extruded sheet XPS, hard foam polyurethane heat-insulating board, spray polyurethane hard foam, EPS foam board heat-insulating material, perlite, diatomite, asbestos, rock wool, mineral wool, vermiculite, limestone, hollow glass beads, carbon-coated heat-insulating material or polyurethane flame-retardant waterproof coiled material.

12. A heating tile, characterized in that it is produced by the process of any one of claims 1 to 11.

Technical Field

The invention relates to the technical field of materials, in particular to a heating ceramic tile and a preparation method thereof.

Background

In the prior art, floor heating equipment has been widely used, and research on heating floors has been relatively mature, and generally, an electric heating material is disposed in a floor, and the electric heating material in the floor is electrified to achieve the purpose of heating, so that the floor is heated to warm. The floor in the prior art is generally composed of a plurality of layers of plate bodies, and a metal heat conduction layer is arranged between adjacent plate bodies, so that heat generated by a heating body in the floor can be uniformly transferred.

However, the heat conducting layer made of metal materials greatly increases the weight of the floor, so that a heating floor with low quality and good heat conducting performance is urgently needed in the field of floor heating equipment.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides the heating ceramic tile which is easy to lay and paste and does not occupy high floor and the preparation method thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows:

a preparation method of a heating ceramic tile comprises the following steps:

(1) and unpacking the ceramic tiles by a unpacking machine, and then cleaning and drying the ceramic tiles.

(2) Stirring and mixing one of graphene or functionalized graphene and water-based epoxy resin in a stirring kettle, carrying out jet flow dispersion in a jet flow dispersion machine, and then carrying out centrifugal purification through a centrifugal machine to obtain the heating coating.

(3) And spraying the heating coating onto the ceramic tile through an electrostatic sprayer to form the heating coating, and curing the heating coating through a photocuring machine to obtain the ceramic tile coated with the heating coating.

(4) Preparation of tiles incorporating a wiring layer: and coating a conductive material on the surface of the ceramic tile coated with the heating coating through a mask of a mask coating machine to form a conductive path, so as to obtain the ceramic tile introduced with the wiring layer.

(5) And spraying a protective layer coating on the ceramic tile with the wiring layer introduced by the electrostatic sprayer to form a protective layer, and curing the protective layer by using a photocuring machine to obtain the heating ceramic tile.

The stirring speed of the stirring kettle in the step (2) is 1-500rpm, and the stirring time is 0.01-120 min.

And (3) in the step (2), the pressure of the jet flow dispersion machine is 0.5-100Mpa, and the time duration is 0.01-120 min.

The centrifugal rotation speed of the centrifugal machine in the step (2) is 30-12000rpm, and the centrifugal time is 0.01-15 min.

The voltage of the electrostatic spray head in the step (3) is 0.001v-300kv, the gas flow is 0.001L/s-50L/s, and the gas-liquid ratio is 1:0.01-1: 100.

The wavelength of the light curing machine in the step (3) is 195nm-10um, and the illumination intensity is 0.05lux-1000 lux.

The conductive material in the step (4) is conductive adhesive, metal foil or conductive adhesive tape.

The conductive adhesive is one of conductive carbon black, conductive graphite, a graphene carbon nanotube, a water-based binder, a graphite conductive adhesive, a copper powder conductive adhesive, a silver powder conductive adhesive, a conductive gold adhesive, a conductive silver adhesive, a conductive copper adhesive, a conductive aluminum adhesive, a conductive zinc adhesive, a conductive iron adhesive, a conductive nickel adhesive, a conductive calcium carbide adhesive, a conductive silica gel, a carbon conductive adhesive tape, a copper conductive adhesive tape, a graphite filled conductive adhesive, a polythiophene conductive polymer material conductive adhesive and a polypyrrole conductive polymer material conductive adhesive; the metal foil is one of copper, brass, aluminum, nickel, metal alloy or composite metal foil; the conductive adhesive tape is one of a copper adhesive tape or an aluminum foil adhesive tape.

The voltage of the electrostatic spray head in the step (5) is 0.001v-300kv, the gas flow rate is 0.001L/s-50L/s, and the gas-liquid ratio is 1:0.01-1: 100.

The wavelength of the light curing machine in the step (5) is 195nm-10um, and the illumination intensity is 0.05lux-1000 lux.

The protective layer coating in the step (5) is one of a composite silicate heat insulation material, an inorganic active heat insulation material, a silicate heat insulation material, a ceramic heat insulation material, rubber powder polyphenyl particles, a steel wire mesh cement foam board (Shule board), an extruded sheet XPS (extruded polystyrene), a hard foam polyurethane heat insulation board, a spray polyurethane hard foam, an EPS foam board heat insulation material, perlite, diatomite, asbestos, rock wool, mineral wool, vermiculite, limestone, hollow glass beads, a carbon-coated heat insulation material or a polyurethane flame-retardant waterproof coiled material.

A heating tile made by the method of any one of the preceding claims.

The invention has the beneficial effects that: the heating ceramic tile provided by the invention has the advantages of easiness in paving and pasting, no floor height occupation, flame retardance, fire prevention, no thermal breakdown, heating by low-voltage driving and the like.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic representation of the steps of the present invention.

Detailed Description

Referring to fig. 1, a method for preparing a heating tile includes the following steps:

(1) unpacking the ceramic tiles with the sizes of 1mm by 1mm to 1200mm by 2400mm by a unpacking machine, and then cleaning and drying; the unpacking machine comprises a positioning system and a disassembling mechanical arm, the positioning system is used for calculating the size of the ceramic tile, the mechanical arm is further driven to perform disassembling action, the unpacking machine is used for disassembling and opening the outer package of the ceramic tiles with different specifications and sizes, and the ceramic tiles are placed on a conveying belt and conveyed to the next process; the cleaning process uses the shower head to wash, washs the ceramic tile through the shower head, gets rid of the particulate matter and the dust at the ceramic tile back, and the shower head pumps the water smoke that has certain pressure through the force (forcing) pump, makes the particulate matter on the ceramic tile dissolve or is taken away by the liquid drop that flows, sweeps the ceramic tile after will wasing the completion with highly-compressed air until the surface is totally dry.

(2) Stirring and mixing one of graphene or functionalized graphene and waterborne epoxy resin in a stirring kettle with the rotation speed of 1-500rpm for 0.01-120min, then carrying out jet flow dispersion in a jet flow dispersion machine with the pressure of 0.5-100Mpa for 0.01-120min, and then carrying out centrifugal purification for 0.01-15min through a centrifugal machine with the centrifugal rotation speed of 30-12000rpm to obtain the heating coating.

(3) The heating coating is sprayed and attached to the ceramic tile through an electrostatic nozzle with the voltage of 0.001-300 kv, the air flow of 0.001-50L/s and the air-liquid ratio of 1:0.01-1:100 to form the heating coating with the thickness of 0.1-100um, and the heating coating is cured through a light curing machine with the wavelength of 195nm-10um and the illumination intensity of 0.05-1000 lux to obtain the ceramic tile coated with the heating coating.

(4) And (3) conducting materials are introduced to the surface of the ceramic tile coated with the heating coating through mask coating of a mask coating machine, the thickness of the wiring layer is 0.1-200um, and the shape of the wiring layer comprises an interdigital electrode, a parallel polar plate, a concentric circle and the like, so that a conducting path is formed, and the ceramic tile introduced with the wiring layer is obtained.

(5) And spraying the protective layer coating on the ceramic tile introduced with the wiring layer through an electrostatic nozzle with the voltage of 0.001-300 kv, the gas flow of 0.001-50L/s and the gas-liquid ratio of 1:0.01-1:100 to form a protective layer with the thickness of 0.1-350um, and curing the protective layer by using a photocuring machine with the wavelength of 195nm-10um and the illumination intensity of 0.05-1000 lux to obtain the heating ceramic tile.

The conductive material in the step (4) is conductive adhesive, metal foil or conductive adhesive tape.

The conductive adhesive is one of conductive carbon black, conductive graphite, a graphene carbon nanotube, a water-based binder, a graphite conductive adhesive, a copper powder conductive adhesive, a silver powder conductive adhesive, a conductive gold adhesive, a conductive silver adhesive, a conductive copper adhesive, a conductive aluminum adhesive, a conductive zinc adhesive, a conductive iron adhesive, a conductive nickel adhesive, a conductive calcium carbide adhesive, a conductive silica gel, a carbon conductive adhesive tape, a copper conductive adhesive tape, a graphite filled conductive adhesive, a polythiophene conductive polymer material conductive adhesive and a polypyrrole conductive polymer material conductive adhesive; the metal foil is one of copper, brass, aluminum, nickel, metal alloy or composite metal foil; the conductive adhesive tape is one of a copper adhesive tape or an aluminum foil adhesive tape.

The protective layer coating in the step (5) is one of a composite silicate heat insulation material, an inorganic active heat insulation material, a silicate heat insulation material, a ceramic heat insulation material, rubber powder polyphenyl particles, a steel wire mesh cement foam board (Shule board), an extruded sheet XPS (extruded polystyrene), a hard foam polyurethane heat insulation board, a spray polyurethane hard foam, an EPS foam board heat insulation material, perlite, diatomite, asbestos, rock wool, mineral wool, vermiculite, limestone, hollow glass beads, a carbon-coated heat insulation material or a polyurethane flame-retardant waterproof coiled material.

The embodiment provides the heating ceramic tile has the advantages of easy paving and pasting, no floor height, flame retardance, fire resistance, no thermal breakdown, low-voltage driving, heating and the like.