阅读说明：本技术 瓷化板的制备方法及利用该方法制备的瓷化板 (Preparation method of ceramic plate and ceramic plate prepared by using same ) 是由 何贤兵 于 2020-06-23 设计创作，主要内容包括：本发明属于建筑装饰材料技术领域,尤其涉及一种瓷化板的制备方法及利用该方法制备的瓷化板。本发明针对由于覆膜材质的天然缺陷,覆膜板的防火等级往往较差。为了提高防火等级,现有技术对覆膜材质进行了改进,然而又容易造成甲醛释放量较高的问题,提供一种瓷化板的制备方法及利用该方法制备的瓷化板,包括由基板和瓷化层组成,所述的基板为无机板、有机板和金属板中的任意一种。本发明通过将瓷化层原料直接铺装在板材上,压合成型后一同进行烘烤,提高瓷化层浆料与板材的结合力,无需另行添加粘合层,即可在板材上直接复合瓷化层,提高板材防火等级的同时,也大大降低了甲醛释放率,绿色环保。(The invention belongs to the technical field of building decoration materials, and particularly relates to a preparation method of a porcelain plate and the porcelain plate prepared by the method. The invention aims at the natural defect of the film coating material, and the fireproof grade of the film coating plate is often poor. In order to improve the fire-proof grade, the prior art improves the material of the coating film, but easily causes the problem of higher formaldehyde emission, and provides a preparation method of a porcelain plate and the porcelain plate prepared by the method, which comprises a base plate and a porcelain layer, wherein the base plate is any one of an inorganic plate, an organic plate and a metal plate. According to the invention, the porcelainized layer raw material is directly paved on the board, and is baked together after being pressed and molded, so that the binding force of the porcelainized layer slurry and the board is improved, a porcelainized layer can be directly compounded on the board without additionally adding an adhesive layer, the fireproof grade of the board is improved, the formaldehyde release rate is greatly reduced, and the board is green and environment-friendly.)

1. A preparation method of a porcelain plate is characterized by comprising the following steps: the steps are as follows,

s1, preparing slurry, putting the raw materials of the porcelainized layer into a stirrer to be stirred, carrying out viscosity detection on the uniformly stirred slurry,

s2, spreading the slurry on the substrate, uniformly spreading the slurry qualified in viscosity detection on the substrate,

s3, performing primary shaping, performing pressure forming on the slurry and the substrate after slurry spreading,

s4, baking and vitrifying, baking the formed plate, crystallizing the vitrifying layer to form a vitrifying layer, namely, baking, standing and cooling,

and S5, maintaining the cooled plate in a constant-temperature and constant-humidity space, and obtaining the vitrified plate after the maintenance is finished.

2. A method of making a vitrifying plate as claimed in claim 1, wherein: the ceramic layer is prepared from 80-120 parts by weight of a ceramic powder composition with the granularity of 160-200 meshes and 8-15 parts by weight of a special additive for the ceramic plate.

3. An enamelled plate according to claim 2, wherein: the ceramic powder composition comprises, by weight, 30-45 parts of calcium carbonate, 25-35 parts of silicon dioxide, 8-15 parts of talcum powder and 3-10 parts of mica powder.

4. An enamelled plate according to claim 2, wherein: the special additive for the ceramic plate is compounded by at least two of a blank forming additive, a blank liquid phase agent and a coloring agent.

5. A method of making a vitrifying plate as claimed in claim 1, wherein: in step S1, the acceptable slurry viscosity is 3500-6000Pa · S.

6. A method of making a vitrifying plate as claimed in claim 1, wherein: in step S3, the forming pressure is 0.8-2 MPa.

7. A method of making a vitrifying plate as claimed in claim 1, wherein: in step S4, the baking temperature is 80-200 ℃, and the baking time is 3-10 hours.

8. A method of making a vitrifying plate as claimed in claim 1, wherein: in step S4, after baking, the board is discharged when the temperature of the board is reduced to a temperature not greater than 30 ℃ different from the ambient temperature.

9. A vitrifying plate is characterized in that: the vitrifying plate is prepared by the preparation method of any one of claims 1 to 8.

10. An enamelled plate according to claim 9, wherein: the ceramic substrate is composed of a substrate (1) and a ceramic layer (2), wherein the substrate is any one of an inorganic plate, an organic plate and a metal plate.

Technical Field

The invention belongs to the technical field of building decoration materials, and particularly relates to a preparation method of a porcelain plate and the porcelain plate prepared by the method.

Background

Because of the requirement of the architectural decoration material market on the personalized decoration of buildings, better decoration effect is realized by laminating films in a mode of gluing or hot pressing a substrate. At present, the main coating material is resin composition or bark, and the fire-proof grade of the coating plate is poor due to the natural defect of the coating material. In order to improve the fire-proof grade, the prior art improves the coating material, but the problem of high formaldehyde emission is easily caused.

For example, chinese invention patent application discloses a ceramicized silicone resin composition and a prepreg and a laminate using the same [ application No.: 201410828666.6], condensed silicone resin 50-100 parts; 0.0001-2 parts of a catalyst; porcelain forming filler: 5-80 parts; 0.01-50 parts of fluxing agent.

The invention application provides a prepreg and a laminated board made of the ceramic silicone resin composition, which can be converted into a complex ceramic structure at a high temperature during use so as to have ceramic characteristics and play a role in excellent fire prevention and flame retardance, but still have the problems.

Disclosure of Invention

The invention aims to solve the problems and provides a preparation method of a porcelain plate.

Another object of the present invention is to address the above problems and provide a vitrifying plate.

In order to achieve the purpose, the invention adopts the following technical scheme: a preparation method of a porcelain plate comprises the following steps,

s1, preparing slurry, putting the raw materials of the porcelainized layer into a stirrer to be stirred, carrying out viscosity detection on the uniformly stirred slurry,

s2, spreading the slurry on the substrate, uniformly spreading the slurry qualified in viscosity detection on the substrate,

s3, performing primary shaping, performing pressure forming on the slurry and the substrate after slurry spreading,

s4, baking and vitrifying, baking the formed plate, crystallizing the vitrifying layer to form a vitrifying layer, namely, baking, standing and cooling,

and S5, maintaining the cooled plate in a constant-temperature and constant-humidity space, and obtaining the vitrified plate after the maintenance is finished.

In the preparation method of the ceramic plate, the ceramic layer is prepared from 80-120 parts by weight of a ceramic powder composition with the granularity of 160-200 meshes and 8-15 parts by weight of a special additive for the ceramic plate.

In the preparation method of the ceramic plate, the ceramic powder composition comprises, by weight, 30-45 parts of calcium carbonate, 25-35 parts of silicon dioxide, 8-15 parts of talcum powder and 3-10 parts of mica powder.

In the preparation method of the ceramic plate, the special additive for the ceramic plate is compounded by at least two of a blank forming additive, a blank liquid agent and a coloring agent.

In the preparation method of the ceramic plate, the preparation method is characterized in that: in step S1, the acceptable slurry viscosity is 3500-6000Pa · S.

In the above-mentioned method for manufacturing a porcelain plate, in step S3, the forming pressure is 0.8 to 2 MPa.

In the above-mentioned method for preparing a porcelain plate, in step S4, the baking temperature is 80-200 ℃, and the baking time is 3-10 hours.

In the above-mentioned method for manufacturing a porcelain plate, after baking, the plate is discharged when the temperature of the plate is reduced to a temperature not greater than 30 ℃ different from the ambient temperature in step S4.

An enamelled plate obtained by the method of any one of claims 1 to 8.

In the above-mentioned porcelain plate, it is composed of a substrate 1 and a porcelain layer 2, and the substrate is any one of an inorganic plate, an organic plate and a metal plate.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the porcelainized layer raw material is directly paved on the board, and is baked together after being pressed and molded, so that the binding force of the porcelainized layer slurry and the board is improved, a porcelainized layer can be directly compounded on the board without additionally adding an adhesive layer, the fireproof grade of the board is improved, the formaldehyde release rate is greatly reduced, and the board is green and environment-friendly.

2. According to the formula of the porcelain layer, crystallization can be carried out at a lower temperature, high-temperature firing is not needed, and the production energy consumption is greatly reduced while the performances of fire prevention, formaldehyde-free property, moisture prevention, mildew prevention and the like are maintained.

3. The porcelain plate provided by the invention is simple in manufacturing process, does not need to be additionally provided with the edge strips, and can be really spliced seamlessly.

4. The porcelain plate provided by the invention has the advantage that due to the rich diversity of the surface of the porcelain plate, the porcelain plate is combined with various substrates, and the porcelain plate is subjected to geometric fission. The application range is extremely wide. And can be applied to a plurality of fields such as furniture, cabinet doors, guard walls, top surfaces, floors and the like.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

in the figure: a substrate 1 and a ceramic layer 2.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.