CN114890817A

CN114890817A - Exquisite porcelain with delicate color background and manufacturing process thereof

Info

Publication number: CN114890817A
Application number: CN202210477442.XA
Authority: CN
Inventors: 黄爱明; 黄文炫
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-04
Filing date: 2022-05-04
Publication date: 2022-08-12
Anticipated expiration: 2042-05-04
Also published as: CN114890817B

Abstract

The application provides a exquisite porcelain with a delicate color background and a manufacturing process thereof, and relates to the technical field of porcelain. A process for preparing the delicate porcelain with color background comprises glazing and firing, wherein the glazing comprises thin glaze or thick glaze, the thickness of a thin glaze layer is less than 0.5mm, and the thickness of a thick glaze layer is 0.5-2 mm; the operation steps of the thin glaze are as follows: coating color glaze on the biscuit firing blank, firing the biscuit, coating a water-blocking agent after firing the biscuit, drilling exquisite holes, soaking the exquisite holes in water, filling the exquisite glaze into the exquisite holes, drying, coating transparent glaze on the inside and the outside, and drying; the firing operation steps are as follows: and putting the glazed green body into a kiln for firing. The porcelain glaze with exquisite color background is rich in color and glittering and translucent. The manufacturing process of the porcelain with the delicate color background can avoid the colored glaze from covering the delicate eyes, so that the delicate eyes and the colored glaze on the ware are mutually highlighted, and the exquisite eyes of the ware are more prominent.

Description

Exquisite porcelain with color background and manufacturing process thereof

Technical Field

The application relates to the technical field of porcelain, in particular to a exquisite porcelain with a delicate color background and a manufacturing process thereof.

Background

The exquisite porcelain is a treasure of the ancient ceramic art. A plurality of regular 'exquisite holes' are carved on a porcelain body through a carving process, and then the holes are formed into semitransparent bright holes after glaze firing, so that the porcelain is quite attractive and is liked to be 'porcelain for clamping glass'. The exquisite porcelain has a long history and is one of four traditional famous porcelains in Jingdezhen. The delicate porcelain is often matched with blue and white patterns, so that the delicate porcelain is called blue and white. The porcelain not only has the engraving art, but also has the blue and white characteristics, is simple and unsophisticated, is fresh, integrates the superior burning art and the exquisite engraving art, and fully embodies the clever intelligence and artistic creativity of ancient workers.

The traditional exquisite porcelain manufacturing process is that holes in the shape of rice grains are carved on a blank, the blank is filled with special glaze, transparent glaze is applied, and the porcelain is formed by one-time firing at high temperature. But the glaze color is single and can not meet the pursuit of people for color.

Disclosure of Invention

The application aims to provide the porcelain with the delicate color bottom, the glaze color is rich, the delicate eyes are glittering and translucent, the delicate eyes and the glaze color are mutually set off, and the delicate porcelain is more attractive and has higher ornamental value.

Another object of the present application is to provide a manufacturing process of exquisite porcelain with colorful background, which can prevent the colorful glaze from covering the exquisite eyes, so that the exquisite eyes and the colorful glaze on the porcelain are mutually reflected, and the exquisite eyes of the porcelain are more prominent.

The technical problem to be solved by the application is solved by adopting the following technical scheme.

The application provides a manufacturing process of a delicate porcelain with a colored bottom, which comprises glazing and firing, wherein the glazing comprises thin glaze or thick glaze, the thickness of a thin glaze layer is less than 0.5mm, and the thickness of a thick glaze layer is 0.5-2 mm;

the operation steps of the thin glaze are as follows: coating color glaze on the biscuit firing blank, firing the biscuit, coating a water-blocking agent after firing the biscuit, drilling exquisite holes, soaking the exquisite holes in water, filling the exquisite glaze into the exquisite holes, drying, coating transparent glaze on the inside and the outside, and drying;

the firing operation steps are as follows: putting the glazed green body into a kiln, and firing at 980-1330 ℃ for 4-40 h.

The application provides a color-bottom exquisite porcelain which is manufactured by the manufacturing process of the color-bottom exquisite porcelain.

The embodiment of the application has at least the following beneficial effects:

in the application, colored glaze is firstly coated on the biscuit firing blank, and then the biscuit firing blank is drilled with exquisite holes, so that various colored glaze or colors can be manufactured, and the porcelain has various colored bottoms. The water blocking agent is coated, so that the color glaze can be prevented from falling off, meanwhile, when delicate eyes are formed, the delicate eyes can be prevented from being polluted by the color glaze, and the redundant delicate glaze outside the delicate eyes can be conveniently scrubbed cleanly, so that the delicate glaze, the color glaze or pigment can not be mixed with one another, the color is dirty, and the yield of delicate porcelain is further improved. The water soaking is to enable the biscuit body to fully absorb water, so that the water in the exquisite glaze can be prevented from being absorbed by the biscuit body when the exquisite glaze is filled, the exquisite glaze is prevented from being difficult to fill exquisite holes due to excessive water loss, meanwhile, the exquisite glaze is not easy to generate bubbles, and the exquisite glaze has good wettability and is more beneficial to filling the exquisite holes. According to the glaze firing temperature, the porcelain is fired for 4-40h at 980-1330 ℃, so that the porcelain firing process can be accelerated, and the manufacturing efficiency of the exquisite porcelain is improved. The manufacturing process can avoid the covering of the color glaze or pigment on the exquisite eyes, so that the exquisite eyes on the ware and the color glaze are mutually reflected, and the exquisite eyes of the ware are more brilliant and clear.

In the application, the color-bottom exquisite porcelain overcomes the defect that the traditional exquisite porcelain has a single glaze color, enriches the glaze color of the exquisite porcelain, ensures that exquisite eyes are glittering and translucent, and makes the exquisite porcelain more beautiful and have higher ornamental value.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to specific examples.

When the color glaze is coated on the color bottom of the exquisite porcelain by using the traditional process, the exquisite holes are covered, so that the exquisite holes can lose exquisite characteristics of the objects due to the fact that the exquisite holes are coated with the color glaze.

The traditional process of the exquisite porcelain comprises the following steps: firstly, making exquisite holes, then coating exquisite glaze which is a whitish glaze, covering a layer of transparent white glaze on the inner and outer surfaces of the utensil after the exquisite glaze is coated, and ensuring that the exquisite holes are not covered by the transparent white glaze when the exquisite holes are covered by the transparent white glaze, so that the utensil has exquisite characteristics.

The process can prevent the color glaze or pigment from covering the exquisite eyes, so that the exquisite eyes of the instrument and the color glaze are mutually reflected, and the exquisite eyes of the instrument are more brilliant and clear.

A process for preparing the delicate porcelain with color background comprises glazing and firing, wherein the glazing comprises thin glaze or thick glaze, the thickness of a thin glaze layer is less than 0.5mm, and the thickness of a thick glaze layer is 0.5-2 mm;

The color base is color glaze and/or pigment.

The colored glaze is firstly coated on the biscuit firing blank, and then the biscuit firing blank is drilled with exquisite holes, so that various colored glaze or colors can be manufactured, and the porcelain has various colored bottoms. The water-blocking agent is smeared, so that the color glaze can be prevented from falling off, the exquisite holes can be prevented from being polluted by the color glaze when the exquisite holes are formed, the extra exquisite glaze outside the exquisite holes can be conveniently scrubbed, the exquisite glaze, the color glaze or the pigment cannot be mixed with one another, the color is dirty, and the finished product rate of the exquisite porcelain is improved. The water soaking is to enable the biscuit body to fully absorb water, so that the water in the exquisite glaze can be prevented from being absorbed by the biscuit body when the exquisite glaze is filled, the exquisite glaze is prevented from being difficult to fill exquisite holes due to excessive water loss, meanwhile, the exquisite glaze is not easy to generate bubbles, and the exquisite glaze has good wettability and is more beneficial to filling the exquisite holes. According to the glaze firing temperature, the porcelain is fired for 4-40h at 980-1330 ℃, so that the porcelain firing process can be accelerated, and the manufacturing efficiency of the exquisite porcelain is improved.

The manufacturing process can avoid the colored glaze from covering the exquisite eyes, so that the exquisite eyes on the ware and the colored glaze are mutually reflected, the exquisite eyes of the ware are more brilliant and clear, and in addition, exquisite porcelains with different glaze colors can be manufactured according to different requirements, the pursuit of different people for the glaze colors is met, and the exquisite porcelains are more diversified.

Transparent glaze is coated on the inner side and the outer side, so that the surface of the fired porcelain is covered by a layer of transparent glaze film, the surface of the porcelain is bright and soft, smooth and does not protrude, and the porcelain is more glittering and translucent. In addition, other light-colored overglazes can be arranged on the inside and the outside, so that the color of the exquisite porcelain can be further enriched. The thick glaze or the thin glaze can be selected according to specific requirements.

In this embodiment, the thick glaze is prepared by the following steps: drilling exquisite holes on the biscuit, coating color glaze, biscuit firing, coating a water-blocking agent after biscuit firing, soaking in water, filling the exquisite glaze into the exquisite holes, drying, coating transparent glaze on the inside and outside, and drying.

The thickness of the thick glaze is 0.5-2mm, the number of the thick glaze layers is selected according to the actual situation in the manufacturing process of the porcelain, so that the enamel feeling of the porcelain is obviously enhanced, the glaze color is mild, thick and fine, and the thick and smooth glaze color can be transparent like jade.

In this embodiment, the water blocking agent includes one or more of liquid wax, a water-repellent agent, and a release agent.

The liquid wax has film-forming and water-repellent properties. The water repellent has excellent water repellent performance, and when the surface of the blank body is fully stained with the water repellent, water drops automatically gather into a rolling bead shape on the surface of the blank body, and the colored glaze cannot fall off after the water drops stay on the surface of the blank body for a long time. Or the water repellent agent generates water repellent substances on the surface of the blank to generate water repellent performance, and the generated water repellent substances are micro particles instead of film structures, so that the water repellent substances cannot be covered on the colored glaze, and the surface of the blank cannot crack when the blank is fired in a kiln.

The isolating agent has the main function of preventing the color glaze or pigment from falling off when the green body is soaked in water, and has an isolating function by generating an isolating film on the surface of the green body. The commonly used release agents include oily water-blocking agents, aqueous waxes, and the like.

In the embodiment, when the water-blocking agent is coated, the coating thickness is 0.5-1 mm. Therefore, the exquisite glaze, the colored glaze or the pigment can not be mixed with each other, the colored bottom can not be polluted, the color is not polluted, and the yield of the exquisite porcelain is improved.

In this embodiment, the water is soaked in water at room temperature for 10-15 min. Therefore, the biscuit body can be better facilitated to fully absorb moisture, the biscuit body can be prevented from absorbing the moisture of the delicate glaze when the delicate glaze is filled, the delicate glaze keeps good wettability, the delicate holes can be filled conveniently, bubbles are not easy to generate in the filling process, and the filling effect of the delicate holes is improved.

In the embodiment, the drying is carried out naturally, and the drying is carried out for 1-2 days at normal temperature.

In this embodiment, the drying is carried out at 100-200 ℃ for 10-30 min. This can make the glaze drying effect better.

In this embodiment, the bisque firing is carried out at 800-. This allows for sufficient drying of the green body.

In this embodiment, the glaze is applied by a dipping glaze method or a spraying glaze method.

The glaze dipping method is to dip the blank body into the glaze for a moment and make the glaze slurry adhere to the surface of the blank body by utilizing the water absorption of the blank body. The glazing method can evenly coat the glaze on the surface of the blank body, even if the shape is complicated, the method is not exceptional; meanwhile, the method has the advantages of time saving and easy operation.

The glaze spraying method is to spray glaze slurry onto the surface of the green body by means of atomizing with paint spraying gun or sprayer. According to the difference of the porcelain glaze, the layer number of the sprayed glaze is different, and if the sprayed glaze is less, the sprayed glaze is sprayed for seventeen or eighteenth times for a plurality of times, so that multicolor glazing and thicker glaze can be obtained.

The glaze spraying method can be used for large and medium-sized blanks, thin blank bodies and the like, the bottom end of the blank body is sprayed with thin glaze to prevent glaze flowing, then whether the glaze surface of the blank body is uniform or not is checked, and glaze repairing or bottom scraping is carried out according to the glaze surface condition.

A smooth porcelain with a smooth color bottom overcomes the defect of single glaze color of the traditional smooth porcelain, enriches the glaze color of the smooth porcelain, and simultaneously ensures that the smooth porcelain has smooth and glittering eyes and the glaze color are mutually set off, so that the smooth porcelain is more attractive and has higher ornamental value.

In the present example, the normal temperature means 23. + -. 2 ℃. Color and exquisite glazes are commercially available.

The features and properties of the present application are described in further detail below with reference to examples.

Example 1

A manufacturing process of delicate porcelain with color background comprises glazing and firing;

the operation steps of the thin glaze are as follows: coating color glaze on the biscuit, biscuit-firing at 850 ℃ for 4h, coating a water-blocking agent after biscuit-firing, wherein the coating thickness is 0.5mm, drilling exquisite holes, soaking in water at 20 ℃ for 10min, filling the exquisite glaze into the exquisite holes after soaking, airing at 23 +/-2 ℃ for 1d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 1 d; the thickness of the thin glaze layer is less than 0.5 mm;

the firing operation steps are as follows: and putting the glazed green body into a kiln, and firing for 4 hours at 980 ℃.

In this embodiment, the water-blocking agent is liquid wax, and the colored glaze is applied by a glaze dipping method.

Example 2

the operation steps of the thin glaze are as follows: coating color glaze on the biscuit, biscuit firing at 800 ℃ for 3h, coating a water-blocking agent after biscuit firing, wherein the coating thickness is 1mm, then drilling exquisite holes, soaking in water at 25 ℃ for 15min, filling the exquisite glaze into the exquisite holes after soaking, airing at 23 +/-2 ℃ for 2d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 2 d; the thickness of the thin glaze layer is less than 0.5 mm;

the firing operation steps are as follows: and putting the glazed green body into a kiln, and firing for 40h at 1330 ℃.

Example 3

the operation steps of the thin glaze are as follows: coating color glaze on the biscuit, biscuit firing at 840 ℃ for 3.5h, coating a water-blocking agent after biscuit firing, wherein the coating thickness is 0.6mm, then drilling exquisite holes, soaking in water at 23 ℃ for 12min, filling the exquisite glaze into the exquisite holes after soaking, airing at 23 +/-2 ℃ for 1.5d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 1.5 d; the thickness of the thin glaze layer is less than 0.5 mm;

the firing operation steps are as follows: and putting the glazed green body into a kiln, and firing for 20 hours at 1200 ℃.

Example 4

the thick glaze comprises the following operation steps: drilling exquisite holes on a biscuit, coating color glaze, biscuiting at 850 ℃ for 4 hours, coating a water blocking agent after biscuiting, wherein the coating thickness is 0.7mm, soaking in water at 20 ℃ for 10min, then filling the exquisite holes with the exquisite glaze, airing at 23 +/-2 ℃ for 1d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 1 d; the thickness of the thick glaze layer is 0.5 mm;

In the embodiment, the water-blocking agent is a water-drawing agent, and colored glaze is applied by adopting a glaze spraying method.

Example 5

the thick glaze comprises the following operation steps: drilling exquisite holes on a biscuit, coating color glaze, biscuiting at 800 ℃ for 3 hours, coating a water-blocking agent after biscuiting, wherein the coating thickness is 0.8mm, soaking in water, soaking in 25 ℃ water for 15min, then filling the exquisite glaze into the exquisite holes, airing at 23 +/-2 ℃ for 2d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 2 d; the thickness of the thick glaze layer is 1 mm;

Example 6

the thick glaze comprises the following operation steps: drilling exquisite holes on a biscuit, coating color glaze, biscuiting at 810 ℃ for 4 hours, coating a water-blocking agent after biscuiting, coating the water-blocking agent with the thickness of 0.9mm, soaking in water at 23 ℃ for 13 minutes, then filling the exquisite holes with the exquisite glaze, airing at 23 +/-2 ℃ for 1.2 days, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 1.8 days; the thickness of the thick glaze layer is 2 mm;

the firing operation steps are as follows: and putting the glazed green body into a kiln, and firing for 30h at 1100 ℃.

Example 7

A process for preparing exquisite porcelain with delicate color background comprises glazing and firing;

the operation steps of the thin glaze are as follows: coating color glaze on the biscuit, biscuit firing at 840 ℃ for 3h, coating a water-blocking agent after biscuit firing, wherein the coating thickness is 0.65mm, drilling exquisite holes, soaking in water at 23 ℃ for 12min, filling the exquisite glaze into the exquisite holes after soaking, airing at 23 +/-2 ℃ for 1.5d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 1.5 d; the thickness of the thin glaze layer is less than 0.5 mm;

In this embodiment, the water-blocking agent is a release agent, and the colored glaze is applied by a glaze spraying method.

Example 8

the thick glaze comprises the following operation steps: drilling exquisite holes on a biscuit, coating color glaze, biscuiting at 825 deg.C for 4h, coating a water-blocking agent with a thickness of 0.75mm, soaking in water, soaking in 23 deg.C water for 13min, filling the exquisite holes with the exquisite glaze, drying at 23 + -2 deg.C for 1.2d, coating transparent glaze on the inside and outside, and drying at 23 + -2 deg.C for 1.8 d; the thickness of the thick glaze layer is 1.5 mm;

Example 9

The difference between this embodiment and embodiment 7 is that the manufacturing process is:

the operation steps of the thin glaze are as follows: coating color glaze on the biscuit, biscuit firing at 845 ℃ for 1.2h, drilling exquisite holes on the biscuit after biscuit firing, then soaking in water, soaking in 23 ℃ water for 12min, filling the exquisite glaze into the exquisite holes after soaking, airing at 23 +/-2 ℃ for 1.5d, coating transparent glaze on the inner and outer sides, and airing at 23 +/-2 ℃ for 1.5 d; the thickness of the thin glaze layer is less than 0.5 mm;

Example 10

the operation steps of the thin glaze are as follows: drilling exquisite holes on the biscuit, then coating color glaze, biscuiting at 805 ℃ for 4h, coating a water-blocking agent after biscuiting, filling the exquisite glaze into the exquisite holes, airing at 23 +/-2 ℃ for 1.5d, coating transparent glaze on the inner side and the outer side, and airing at 23 +/-2 ℃ for 1.5 d; the thickness of the thin glaze layer is less than 0.5 mm;

Test results

The color background exquisite porcelain prepared in the examples 1 to 10 of the present application was observed, and the results were:

TABLE 1 observation results of exquisite porcelain with color background

As can be seen from table 1, the glaze color, the glaze layer and the exquisite holes of the color-bottom exquisite porcelain in the embodiments 1 to 3 all showed better effects, but the color-bottom exquisite porcelain in the three embodiments has the same manufacturing process and different operating conditions, and the results show that the glaze color, the glaze layer and the exquisite holes of the color-bottom exquisite porcelain have the best effects under the operating conditions of the embodiment 3.

The glaze color, the glaze layer and the exquisite eyes of the color-background exquisite porcelain in the embodiments 4 to 6 have better effects, but the color-background exquisite porcelain in the three embodiments has the same manufacturing process and inconsistent operating conditions, and the results show that the glaze color, the glaze layer and the exquisite eyes of the color-background exquisite porcelain have the best effects under the operating conditions of the embodiment 6.

Compared with the example 3, the glaze color, the glaze layer and the exquisite holes of the color-bottom exquisite porcelain have the same presenting effect, which indicates that the type of the water-blocking agent and the glazing method during the thin glaze operation have little influence on the quality of the color-bottom exquisite porcelain.

Compared with the example 6, the glaze color, the glaze layer and the exquisite holes of the colored glaze exquisite porcelain have the same presenting effect, which shows that the type of the water-blocking agent and the glazing method have little influence on the quality of the colored bottom exquisite porcelain during the thick glaze operation.

Compared with example 7, in example 7, the quality of the color-background exquisite porcelain is better than that in example 9, which shows that the water-blocking agent affects the quality of the color-background exquisite porcelain, and the quality of the porcelain obtained by coating the water-blocking agent is better. Compared with the embodiment 7, the embodiment 10 has the advantages that the quality of the color-background exquisite porcelain in the embodiment 7 is better than that in the embodiment 10, and the fact that the step of soaking the plain blank body influences the quality of the color-background exquisite porcelain is shown, after the plain blank body is soaked with water, the exquisite glaze glazing effect is better, the obtained porcelain has better quality, and the color of the surface of the exquisite porcelain is dirtied before the color glaze is coated by making exquisite holes, so that the quality of the exquisite porcelain is influenced.

In summary, according to the manufacturing process of the color-background exquisite porcelain, the color glaze is coated on the biscuit firing blank, and then exquisite holes are formed, so that the phenomenon that the exquisite holes are covered by the color glaze, and the porcelain loses exquisite characteristics can be effectively avoided. The water-blocking agent is soaked, so that the color glaze can be prevented from falling off, meanwhile, when delicate eyes are formed, the delicate eyes can be prevented from being polluted by the color glaze, the redundant delicate glaze at the positions of the delicate eyes can be conveniently scrubbed, the delicate glaze and the color glaze can not be mutually soaked, and the yield of delicate porcelain is improved. The water soaking is to enable the biscuit body to fully absorb water, so that the water in the exquisite glaze can be prevented from being absorbed by the biscuit body when the exquisite glaze is filled, the exquisite glaze is prevented from being difficult to fill exquisite holes due to excessive water loss, meanwhile, the exquisite glaze is not easy to generate bubbles, and the exquisite glaze has good wettability and is more beneficial to filling the exquisite holes. The porcelain is fired for 4 to 40 hours at the temperature of 980 and 1330 ℃, so that the porcelain firing process can be accelerated, and the manufacturing efficiency of the exquisite porcelain is improved.

The color-bottom exquisite porcelain of the embodiment of the application overcomes the defect that the glaze color of the traditional exquisite porcelain is single, the glaze color of the exquisite porcelain is enriched, meanwhile, the surface of the glaze layer is smooth, exquisite eyes are glittering and translucent, and the exquisite eyes and the glaze color are mutually set off, so that the exquisite porcelain is more attractive, and the ornamental value is higher.

The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Claims

1. The manufacturing process of the delicate porcelain with the color background is characterized by comprising glazing and firing, wherein the glazing comprises thin glaze or thick glaze, the thickness of a thin glaze layer is less than 0.5mm, and the thickness of a thick glaze layer is 0.5-2 mm;

2. The process for manufacturing the color-background exquisite porcelain according to claim 1, wherein the thick glaze is prepared by the following steps: drilling exquisite holes on the biscuit, coating color glaze, biscuit firing, coating a water-blocking agent after biscuit firing, soaking in water, filling the exquisite glaze into the exquisite holes, drying, coating transparent glaze on the inside and outside, and drying.

3. The process for manufacturing the color-background exquisite porcelain according to claim 1 or 2, wherein the water-blocking agent comprises one or more of liquid wax, a water-drawing agent and a separant.

4. The process for manufacturing the exquisite porcelain with colored bottom according to claim 3, wherein the coating thickness is 0.5-1mm when the water-blocking agent is coated.

5. The process for manufacturing the color-background exquisite porcelain according to claim 4, wherein the color-background exquisite porcelain is soaked in water at normal temperature for 10-15 min.

6. The process for manufacturing the exquisite porcelain with the colored bottom according to claim 5, wherein the exquisite porcelain with the colored bottom is naturally dried in the air for 1-2 days at normal temperature.

7. The process for manufacturing the color-background exquisite porcelain according to claim 5, wherein the drying is carried out at 200 ℃ for 10-30 min.

8. The process for preparing color-background exquisite porcelain according to claim 1, wherein the biscuit firing is carried out at 800-850 ℃ for 3-4 h.

9. The process for manufacturing the exquisite porcelain with colored bottom according to claim 3, wherein a glaze dipping method or a glaze spraying method is adopted when the colored glaze is applied.

10. The color-bottom exquisite porcelain is characterized by being manufactured by the manufacturing process of the color-bottom exquisite porcelain according to any one of claims 1 to 9.