CN109640563A - Chromatic ceramics and shell and preparation method thereof and electronic equipment - Google Patents
Chromatic ceramics and shell and preparation method thereof and electronic equipment Download PDFInfo
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- CN109640563A CN109640563A CN201910071256.4A CN201910071256A CN109640563A CN 109640563 A CN109640563 A CN 109640563A CN 201910071256 A CN201910071256 A CN 201910071256A CN 109640563 A CN109640563 A CN 109640563A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0243—Mechanical details of casings for decorative purposes
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
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- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
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Abstract
The present invention provides chromatic ceramics and shell and preparation method thereof and electronic equipment.It is placed the described method includes: multiple ceramic modules are cooperated, and obtained product is sintered, wherein the color for two ceramic modules being placed adjacent is not identical.Preparation method is simple to operation as a result, and technical maturity, easy to industrialized production；Directly the ceramic module of different colours is stitched together in above-mentioned preparation method, the color of obtained chromatic ceramics is fuller, sharpness of border between different colours is clearly demarcated, color hitting effect strong between different colours may be implemented, and then promote the personalization of chromatic ceramics；By sintering processes, two neighboring ceramic module can be made to be closely linked, multiple ceramic modules is made to form one, realize the chromatic ceramics for hitting colored pattern.
Description
Technical field
The present invention relates to ceramic technology fields, set specifically, being related to chromatic ceramics and preparation method thereof, shell and electronics
It is standby.
Background technique
In recent years ceramics with its it is gentle as beautiful texture, princely implied meaning by electronic equipment favor, with glass
It compares, ceramics have superior mechanical property and electric property, but since ceramics are with glass same thickness, penetrate
Rate is more much smaller than glass, therefore, by using when the whiteware back side sprays colored ink or paint, and the pattern of color is hit in design
Family is difficult to see that color boundaries more clearly hit the appearance of color in the front of ceramics.
Therefore, the research in relation to chromatic ceramics needs to be goed deep into.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, of the invention
One purpose is to propose a kind of method for preparing chromatic ceramics, and the chromatic ceramics of preparation have strong color hitting effect.
In one aspect of the invention, the present invention provides a kind of methods for preparing mentioned-above chromatic ceramics.According to
The embodiment of the present invention, which comprises multiple ceramic modules are cooperated and are placed, and place is sintered to obtained product
Reason, wherein the color for two ceramic modules being placed adjacent is not identical.Preparation method is simple to operation as a result, and technique
Maturation, it is easy to industrialized production；Moreover, directly the ceramic module of different colours is stitched together in above-mentioned preparation method, obtain
The color of the chromatic ceramics arrived is fuller, and the sharpness of border between different colours is clearly demarcated, may be implemented strong between different colours
Therefore strong color hitting effect sprays the scheme of colored ink or paint, of the invention is upper at the ceramic back side compared to the prior art
State technical solution to user more directly, it is stronger hit color vision effect, and then promote the personalization of chromatic ceramics；And
And by sintering processes, two neighboring ceramic module can be made to be closely linked, multiple ceramic modules is made to form one
Body realizes the chromatic ceramics for hitting colored pattern.
In another aspect of the invention, the present invention provides a kind of chromatic ceramics.According to an embodiment of the invention, described
Chromatic ceramics are prepared using mentioned-above method.Directly the ceramic module of different colours is spliced one as a result,
The chromatic ceramics formed are acted, so that pattern color is fuller, the sharpness of border between different colours is clearly demarcated, and difference may be implemented
Therefore strong color hitting effect between color sprays the scheme of colored ink or paint at the ceramic back side compared to the prior art,
Above-mentioned technical proposal of the invention to user more directly, it is stronger hit color vision effect, and then promote chromatic ceramics
It is personalized.
In still another aspect of the invention, the present invention provides a kind of methods for preparing shell.According to an embodiment of the invention,
The method for preparing shell includes: the method including the chromatic ceramics prepared above.Preparation method is simply easily grasped as a result,
Make, and technical maturity, it is easy to industrialized production；Moreover, the pattern color for the shell that above-mentioned preparation method is formed is fuller, no
It is clearly demarcated with the sharpness of border between color, color hitting effect strong between different colours may be implemented, therefore, compared with prior art
In at the ceramic back side spray the scheme that colored ink or paint prepare shell, above-mentioned technical proposal of the invention is more straight to user
Connect, it is stronger hit color vision effect, and then promote the personalization of shell.
In still another aspect of the invention, the present invention provides a kind of shells.According to an embodiment of the invention, the shell packet
Mentioned-above chromatic ceramics are included, or include the color ceramic being prepared by the method noted earlier for preparing chromatic ceramics
Porcelain, or be prepared by the mentioned-above method for preparing shell.Color is hit between different colours in shell patterns as a result,
Effect is strong, gives the strong visual impact of user, and then can greatly promote the personalization of shell.
In still another aspect of the invention, the present invention provides a kind of electronic equipment.According to an embodiment of the invention, the electricity
Sub- equipment includes mentioned-above shell.The electronic equipment has more personalized appearance as a result, can satisfy user couple
The requirement of ceramic appearance colour distinctness.Certainly, it will be understood by those skilled in the art that the electronic equipment has coloured silk noted earlier
All feature and advantage of color ceramics and shell, just no longer repeat one by one again.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of chromatic ceramics in one embodiment of the invention.
Fig. 2 is the structural schematic diagram of chromatic ceramics in another embodiment of the present invention.
Fig. 3 is the structural schematic diagram of chromatic ceramics in another embodiment of the present invention.
Fig. 4 is the structural schematic diagram of chromatic ceramics in another embodiment of the present invention.
Fig. 5 is the structural schematic diagram of chromatic ceramics in another embodiment of the present invention.
Fig. 6 is the structural schematic diagram of chromatic ceramics in another embodiment of the present invention.
Fig. 7 is the flow diagram that chromatic ceramics or shell are prepared in another embodiment of the present invention.
Fig. 8 is the flow diagram that chromatic ceramics or shell are prepared in another embodiment of the present invention.
The structural schematic diagram of shell in Fig. 9 another embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described below in detail.The embodiments described below is exemplary, and is only used for explaining this hair
It is bright, and be not considered as limiting the invention.Particular technique or condition are not specified in embodiment, according to text in the art
It offers described technology or conditions or is carried out according to product description.Reagents or instruments used without specified manufacturer,
For can be with conventional products that are commercially available.
In one aspect of the invention, the present invention provides a kind of methods for preparing mentioned-above chromatic ceramics.According to this
The embodiment of invention, which comprises multiple ceramic modules are cooperated and are placed, and place is sintered to obtained product
Reason, wherein the color for two ceramic modules being placed adjacent is not identical.Preparation method is simple to operation as a result, and technique
Maturation, it is easy to industrialized production；Moreover, directly the ceramic module of different colours is stitched together in above-mentioned preparation method, obtain
The color of the chromatic ceramics arrived is fuller, and the sharpness of border between different colours is clearly demarcated, may be implemented strong between different colours
Therefore strong color hitting effect sprays the scheme of colored ink or paint, of the invention is upper at the ceramic back side compared to the prior art
State technical solution to user more directly, it is stronger hit color vision effect, and then promote the personalization of chromatic ceramics；And
And by sintering processes, two neighboring ceramic module can be made to be closely linked, multiple ceramic modules is made to form one
Body realizes the chromatic ceramics for hitting colored pattern.
According to an embodiment of the invention, the structural schematic diagram of the chromatic ceramics of preparation is referring to Figures 1 and 2, multiple ceramic dies
The specific distribution of the color of block there is no limit requiring, those skilled in the art can flexible design according to actual needs, as long as protecting
The color for demonstrate,proving two adjacent ceramic modules is different.In some embodiments of the invention, the institute in a chromatic ceramics
Having the color of ceramic module can be all different (as shown in Figure 1), including the first color ceramic module 110, the second color ceramics
Module 120, third color ceramic module 130, the 4th color ceramic module 140 and the 5th color ceramic module 150；In the present invention
Other embodiments in, the color of several ceramic modules in a chromatic ceramics can be identical, as shown in Figure 2, comprising:
6th color ceramic module 210, the 7th color ceramic module 220, the 8th color ceramic module 230 and the 9th color ceramic module
240, including, certainly, the 8th color ceramic module 230 of same color cannot be disposed adjacent.
It should be noted that Fig. 1, into Fig. 6, each filling pattern represents a kind of color in each figure, i.e., the same figure
The identical ceramic module color of middle filling pattern is identical, and the different ceramic module color of filling pattern is different, additionally needs
It is bright, in different figures between identical filling pattern and onrelevant.
According to an embodiment of the invention, there is no limit requirements for the shape of ceramic module, the shape of ceramic module can be rule
Then shape, for example rectangle (as depicted in figs. 1 and 2), triangle are (as shown in figure 3, include the tenth color ceramic module the 310, the tenth
One color ceramic module 320, the tenth second colors ceramic module 330, the 13rd color ceramic module 340, the 14th color ceramics
Module 350, the 15th color ceramic module 360, the 16th color ceramic module 370), pentagon (as shown in Figure 4, comprising: the
17 color ceramic modules 410, the 18th color ceramic module 420, the 19th color ceramic module 430, the 20th color pottery
Ceramic former block 440, the 21st color ceramic module 450 and Article 22 color ceramic module 460), hexagon is (such as Fig. 5 institute
Show, comprising: Article 23 color ceramic module 510, the 24th color ceramic module 520, the 25th color ceramic die
Block 530, the 26th color ceramic module 540, the 27th color ceramic module 550 and Article 28 color ceramic module
560) or concentric circles is (as shown in fig. 6, wherein the circle in bosom can be filled circles, comprising: Article 29 color ceramic module
610, the 30th color ceramic module 620, the 31st color ceramic module 630, the 30th second colors ceramic module 640)；?
In other embodiments of the invention, the shape of ceramic module can be irregular shape (not shown), such as pass through difference
Ceramic module splicing after form text, decorative pattern etc., for example including but to be not limited to LOGO pattern, letter, five-pointed star etc. each
The pattern of kind various kinds.Certainly, it will be understood by those skilled in the art that in the same chromatic ceramics, the shape of multiple ceramic modules
Shape can be identical, but the size of different ceramic module therein may be the same or different；In the same colour
In ceramics, the shape of multiple ceramic modules be can also be different, for example can simultaneously include ceramic module, the quadrangle of triangle
The ceramic module of ceramic module, pentagonal ceramic module and irregular shape.
According to an embodiment of the invention, multiple ceramic modules are through the following steps that be prepared: by different face
The ceramic slurry of color is cast respectively forms multiple ceramic slurry bed of materials, and dries to multiple ceramic slurry bed of materials, obtains multiple institutes
State ceramic module.
According to an embodiment of the invention, in order to reduce the splicing gap between different ceramic modules, and obtain different figures
The ceramic module of case, the step of forming multiple ceramic modules, can be with are as follows: are cast the ceramic slurry of different colours respectively
Form multiple ceramic slurry bed of materials, and multiple ceramic slurry bed of materials dried, then to the obtained product of drying into
Row is cut, and obtains multiple ceramic modules.On the one hand the edge of ceramic module is modified by cutting as a result, into one
Step reduces the splicing gap between different ceramic modules, and then promotes the chromatic ceramics of preparation or the globality of shell, allows user
It has seen just as being non-be spliced to form；On the other hand ceramic module of different shapes is obtained by cutting, prepares different spliced maps
The chromatic ceramics of case.
According to an embodiment of the invention, there is no limit requirements for the specific steps and technological parameter of above-mentioned curtain coating and drying, originally
Field technical staff can be according to the concrete conditions flexible design such as ceramic slurry.In some embodiments of the invention, it is cast process
Specific steps are as follows: the ceramic slurry of different colours is placed in stirring deaerator respectively, low pressure deaeration, clean PET is (poly- to benzene
Diformazan acids plastics) film is loaded on casting machine, after ceramic slurry is introduced in curtain coating machine；Casting machine flow velocity 0.5m/s is set
~10m/s, such as 0.5m/s, 1m/s, 2m/s, 3m/s, 4m/s, 5m/s, 6m/s, 7m/s, 8m/s, 9m/s or 10m/s, drying temperature
Degree are as follows: 70~90 DEG C, such as 70 DEG C, 75 DEG C, 80 DEG C, 85 DEG C or 90 DEG C, PET film is placed in lamination machine after drying, setting is cut out
The pattern and size cut separate monochromatic ceramic module and PET, then by monochromatic ceramic module lamination precompressed, pressure are as follows: 30~
60MPa, 3~60min of pressure maintaining, to subsequent processing after taking-up.
According to an embodiment of the invention, the method for forming ceramic slurry includes: to distinguish the colored oxide of different colours
It is mixed with ceramic powder organic solvent, dispersing agent, defoaming agent, binder and levelling agent, to respectively obtain the institute of different colours
State ceramic slurry.Method is simple as a result, easy to operate, easy to industrialized production.
According to an embodiment of the invention, for the preferable ceramic slurry of processability, the gross mass based on ceramic slurry, institute
Stating ceramic slurry includes: ceramic powder 70%~80%, such as 70%, 72%, 74%, 76%, 78% or 80%；Dispersing agent
0.1%~5%, such as 0.1%, 0.5%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5% or 5%；Defoaming
Agent 0.1%~5%, such as 0.1%, 0.5%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5% or 5%；It is viscous
Tie agent 0.5%~5%, such as 0.5%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5% or 5%；Levelling agent
0.5%~5%, such as 0.5%, 1%, 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5% or 5%；It is suitable coloured
Oxide；The dispersion solvent of surplus.The ceramic slurry service performance that said ratio obtains as a result, is preferable, is prepared by it
Chromatic ceramics and shell all have preferable mechanical property, guarantee the preferable usage experience of ceramics.
According to an embodiment of the invention, in order to promote the performance of the ceramic module of preparation, the viscosity of ceramic slurry is 400cp
~2000cp, for example, 400cp, 500cp, 600cp, 700cp, 800cp, 900cp, 1000cp, 1100cp, 1200cp, 1300cp,
1400cp, 1500cp, 1600cp, 1700cp, 1800cp, 1900cp or 2000cp, solid content are 44%~65%, such as
44%, 46%, 48%, 50%, 52%, 54%, 56%, 58%, 60%, 62%, 64% or 65%, after the drying of the ceramic slurry bed of material
With a thickness of 0.01mm~0.8mm, such as 0.01mm, 0.05mm, 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm,
0.7mm,8mm.When suitable viscosity can guarantee to prepare ceramic module using casting technique as a result, the thickness of ceramic module is promoted
Uniformity and mechanical property are spent, viscosity is excessive, the poor fluidity of ceramic slurry, relatively blunt equal in the thickness for improving ceramic module
Even property, also the relatively blunt uniformity in ceramic powder is dispersed；If viscosity is too small, the mobility of ceramic slurry is excessive, is not easy to
Control to ceramic slurry flowing, it is difficult to guarantee the uniformity of casting thickness and thickness, or even occur not adhering in curtain coating
The phenomenon that PET film.Suitable solid content, it can be ensured that ceramic module has preferable mechanical property and service performance；Admittedly if containing
That measures is lower, then the ceramic module that not can guarantee preparation has preferable mechanical property and service performance；If solid content is higher,
The relatively blunt uniformity in ceramic powder is dispersed.The thickness after the drying of the ceramic slurry bed of material in above range can guarantee ceramics
Module can guarantee the good service performance of ceramic module；If the ceramic slurry bed of material drying after thickness it is excessively thin, may
Cause ceramic module to be easily broken, and then chromatic ceramics or shell is caused to be easy due to by extraneous collision in use
Damage；If the thickness after the drying of the ceramic slurry bed of material is blocked up, the thickness church of the chromatic ceramics or shell that prepare is thicker, when the coloured silk
When color ceramics or shell are used for electronic equipment, the integral thickness of electronic equipment will be made thicker, be unfavorable for the light of electronic equipment
Thinning design.
According to an embodiment of the invention, the restricted requirement of specific type of ceramic powder, those skilled in the art can root
According to actual conditions flexible choice.In an embodiment of the present invention, the specific type of ceramic powder includes but is not limited to silicon nitride pottery
Porcelain powder, Silicon Carbide Powder, alumina ceramic powder, zirconia ceramics powder and boron nitride ceramics powder.It prepares as a result,
Obtained chromatic ceramics or shell have preferable mechanical property, meet the application demand for not having to use environment.
According to an embodiment of the invention, the specific type of dispersion solvent is also there is no limit requirement, those skilled in the art can
With flexible choice according to actual needs.In an embodiment of the present invention, the specific type of dispersion solvent include but is not limited to toluene,
At least one of isopropanol and ethylene glycol.Thus, it is possible to guarantee the dispersibility of ceramic powder preferably.
According to an embodiment of the invention, the specific type of dispersing agent is also there is no limit requiring, those skilled in the art can be with
Flexible choice according to actual needs.In some embodiments of the invention, the specific type of dispersing agent includes but is not limited to poly- second
Alkene pyrrolidone (PVP), polyethylene glycol oxide (PEO), sodium alginate (SA), polyethyleneimine (PEI), ammonium polyacrylate (PMAA-
) and at least one of polymethylacrylic acid NH4.Thus, it is possible to further promote dispersion of the ceramic powder in ceramic slurry
Uniformity.
According to an embodiment of the invention, the specific type of defoaming agent is also there is no limit requiring, those skilled in the art can be with
Flexible choice according to actual needs.In some embodiments of the invention, the specific type of defoaming agent includes but is not limited to poly- third
The fatty acid ester compounded object of olefin(e) acid, silicone emulsion, higher alcohols, polyoxyethylene polyoxypropylene pentaerythrite ether, polyoxyethylene polyoxy third
At least one of alcohol amidogen ether, polypropylene glycerol aether, polyoxyethylene polyoxypropylene glycerin ether and dimethyl silicone polymer.By
This, can be very good to eliminate the foam in ceramic slurry, and then promote the quality for the ceramic module being prepared.
According to an embodiment of the invention, the specific type of bonding agent is also there is no limit requiring, those skilled in the art can be with
Flexible choice according to actual needs.In some embodiments of the invention, the specific type of bonding agent includes but is not limited to poly- second
At least one of enol and calcium sulfate.Thus, it is possible to further promote the performance and quality of ceramic module.
According to an embodiment of the invention, the specific type of levelling agent is also there is no limit requiring, those skilled in the art can be with
Flexible choice according to actual needs.In some embodiments of the invention, the specific type of levelling agent includes but is not limited to propylene
At least one of acid esters, polymethylphenylsiloxane and dimethyl silicone polymer.Thus, it is possible to guarantee the ceramic slurry bed of material dry
A smooth, smooth, uniform ceramic module is formed during dry.
According to an embodiment of the invention, also there is no limit requirement, those skilled in the art for the specific type of colored oxide
Corresponding colored oxide can be selected according to the ceramic module of required color, it, can be with for example, when the red ceramic module of preparation
Selective oxidation erbium, cuprous oxide or iron oxide；When preparing the ceramic module of green, nickel oxide or chromium oxide can choose；Preparation
When blue ceramic module, vanadic anhydride, ammonium metavanadate or neodymia can choose；When preparing yellow ceramic module, Ke Yixuan
Select samarium oxide, thulium oxide, tungsten oxide or cadmium sulfide.The above colored oxide can all add body color oxygen during toning
Compound, when other oxides are as adjusting auxiliary addition, such as preparing red ceramic, erbium oxide, cuprous oxide and iron oxide can
The colour cast of the adjustable red of colored oxide of other colors is added in the red rich and gaudy degree of adjustment, such as red partially yellow or red
It is partially blue.
According to an embodiment of the invention, the dosage of colored oxide is without very big limitation requirement, those skilled in the art
Can be according to actual conditions flexible designs such as the different depth of color and color, this is not restricted requires.Certainly, ability
If field technique personnel are appreciated that the color of required ceramic module and the solid colour of ceramic powder, just without adding
Colored oxide, for example, the if desired ceramic module of white (or black), just can directly select the ceramic powder of white (or black)
Body just no longer needs to addition colored oxide.
According to an embodiment of the invention, preferable chromatic ceramics of performance in order to obtain, the temperature of sintering is 1250 DEG C~
1400 DEG C, for example, 1250 DEG C, 1300 DEG C, 1310 DEG C, 1320 DEG C, 1330 DEG C, 1340 DEG C, 1350 DEG C, 1360 DEG C, 1370 DEG C,
1380 DEG C, 1390 DEG C or 1400 DEG C.Thus, it is possible to obtain the excellent chromatic ceramics of compactness, can also further reduce adjacent
The distance for splicing gap between two ceramic modules, improves the globality and consistency of multiple ceramic modules in chromatic ceramics, into
And promote the quality of chromatic ceramics.
According to an embodiment of the invention, chromatic ceramics of different structure in order to obtain, after the placement, and described
Before sintering, further includes: carry out forming processes to the obtained product of placing.
According to an embodiment of the invention, in order to promote the performance of chromatic ceramics and quality, forming processes are selected from dry-pressing formed
Or hip moulding.Above-mentioned moulding process is mature as a result, easy to operate and implementation, and by above-mentioned forming processes, not only may be used
To promote the performance and quality of chromatic ceramics or shell, the chromatic ceramics or shell of different structure can also be obtained, such as can be with
Obtain the chromatic ceramics of 2D structure (planar structure), 2.5D structure (pseudo- three-dimensional structure) or 3D structure (three-dimensional structure).
According to an embodiment of the invention, in order to improve the quality for the chromatic ceramics being prepared, the forming processes it
Afterwards, before the sintering processes, further comprise: the step of dumping processing is carried out to the product after forming processes, wherein described
Dumping processing temperature be 150 DEG C~300 DEG C, such as 150 DEG C, 170 DEG C, 180 DEG C, 190 DEG C, 200 DEG C, 210 DEG C, 220 DEG C,
230 DEG C, 240 DEG C, 250 DEG C, 260 DEG C, 270 DEG C, 280 DEG C, 290 DEG C or 300 DEG C.Thus, it is possible to by volatility in ceramic module
Organic substance pre-oxidation discharge a part, prevents from occurring organic substance in high-temperature sintering process largely volatilizing and lead to colour
The phenomenon that ceramic post sintering cracks.Wherein, organic substance refer to front added by various organic reagents, such as dispersion solvent, point
The substances such as powder, binder, levelling agent or defoaming agent.
According to an embodiment of the invention, the specific method of dumping can be with are as follows: the product after forming processes is placed in draft glue discharging furnace
Or in dumping case, be passed through air perhaps nitrogen so that organic matter volatilization or burning in ceramic module after forming processes.
According to some embodiments of the present invention, referring to Fig. 7 and Fig. 8, the method for preparing chromatic ceramics includes:
S10: by the colored oxide of different colours respectively with ceramic powder organic solvent, dispersing agent, defoaming agent, binder
It is mixed with levelling agent, to respectively obtain the ceramic slurry of different colours；
S21: the ceramic slurry of different colours is cast respectively and forms multiple ceramic slurry bed of materials, and to multiple ceramic slurry bed of materials
It is dried, obtains multiple ceramic modules；Or S22: the ceramic slurry of different colours is cast respectively and forms multiple ceramic slurries
Layer, and multiple ceramic slurry bed of materials are dried, then the product that drying obtains is cut, obtains multiple ceramic modules；
S30: multiple ceramic modules are cooperated and are placed；
S40: forming processes are carried out to the product that placement obtains；
S50: dumping processing is carried out to the product after forming processes；
S60: to dumping, treated that product is sintered, to obtain chromatic ceramics.
According to an embodiment of the invention, the color ceramic performance that the above method is prepared is preferable, structure diversification is colored
The color of ceramics is full, and the sharpness of border between different colours is clearly demarcated, and color hitting effect strong between different colours may be implemented,
More direct, the stronger visual impact to user, and then promote the personalization of chromatic ceramics.
According to an embodiment of the invention, in order to meet the use demand of chromatic ceramics or shell, after the sintering, into
One step at least one includes the following steps: carrying out sanding and polishing to chromatic ceramics；Deburring aperture is carried out to chromatic ceramics；In colour
High fingerprint proof membrane (AF film) thoroughly is formed on the surface of ceramics.It will be understood by those skilled in the art that can simultaneously include above three
A step, for example, when chromatic ceramics rear cover for electronic equipment, in order to promote aesthetics and the surface of electronic equipment
Smoothness needs to carry out sanding and polishing to chromatic ceramics；In order to realize some functional requirements (such as camera), need to colour
Ceramics carry out deburring aperture；Fingerprint leaves fingerprint on the surface of electronic equipment in order to prevent, influences its beauty, can be in color ceramic
Plate one layer of AF film in the surface of porcelain.
In another aspect of the invention, the present invention provides a kind of chromatic ceramics.According to an embodiment of the invention, ceramic
Module is prepared using mentioned-above preparation method.Directly the ceramic module of different colours is spliced one as a result,
The chromatic ceramics formed are acted, so that pattern color is fuller, the sharpness of border between different colours is clearly demarcated, and difference may be implemented
Therefore strong color hitting effect between color sprays the scheme of colored ink or paint at the ceramic back side compared to the prior art,
Above-mentioned technical proposal of the invention to user more directly, it is stronger hit color vision effect, and then promote chromatic ceramics
It is personalized.
According to acute the embodiment of the present invention, in order to meet different application demands, the structure of chromatic ceramics is planar structure
(2D), pseudo- three-dimensional structure (2.5D) or three-dimensional structure (3D).Those skilled in the art can be according to the use of chromatic ceramics as a result,
It is required that the structure of flexible design chromatic ceramics, meets the diversified demand in market.
In still another aspect of the invention, the present invention provides a kind of shells.According to an embodiment of the invention, the shell packet
The mentioned-above chromatic ceramics of power are included, or include by the mentioned-above color ceramic for preparing chromatic ceramics method and being prepared
Porcelain, or be prepared by the mentioned-above method for preparing shell.Color is hit between different colours in shell patterns as a result,
Effect is strong, gives the strong visual impact of user, and then can greatly promote the personalization of shell.Certainly, art technology
Personnel are appreciated that the shell has mentioned-above all feature and advantage, and this is no longer going to repeat them.
According to an embodiment of the invention, the shell can be formed all by the chromatic ceramics, it can also be with partial region
It is formed by the chromatic ceramics, those skilled in the art can carry out flexible design with user demand, require with no restrictions herein.?
In some embodiments of the present invention, the shell 1000 is all formed by the chromatic ceramics, and structural schematic diagram is referring to Fig. 9 (packet
It includes: the 33rd color ceramic module 910, the 34th color ceramic module 920, the 35th color ceramic module 930,
36 color ceramic modules 940, the 37th color ceramic module 950, the 38th color ceramic module the 960, the 30th
Nine color ceramic modules 970, the 40th color ceramic module 980 and the 41st color ceramic module 990), certainly, this field
Technical staff can carry out aperture in place appropriate, not show aperture in figure to meet the use demand of shell.
In still another aspect of the invention, the present invention provides a kind of electronic equipment.According to an embodiment of the invention, the electricity
Sub- equipment includes mentioned-above shell.The electronic equipment has more personalized appearance as a result, can satisfy user couple
The requirement of ceramic appearance colour distinctness.Certainly, it will be understood by those skilled in the art that the electronic equipment has coloured silk noted earlier
All feature and advantage of color ceramics and shell, just no longer repeat one by one again.
According to an embodiment of the invention, there is no limit requirement, those skilled in the art for the specific type of the electronic equipment
It can flexible choice according to actual needs.In some embodiments of the invention, the specific type of the electronic equipment include but
It is not limited to the electronic equipments such as mobile phone, notebook, game machine.
Certainly, it will be understood by those skilled in the art that in addition to mentioned-above shell, the electronic equipment further includes routine
Structure or component essential to electronic equipment, take the mobile phone as an example, in addition to mentioned-above shell, mobile phone further include display panel,
The indispensable structures or component such as glass cover-plate, CPU processor, photograph mould group, voice mould group, touch module.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (16)
1. a kind of method for preparing chromatic ceramics characterized by comprising
Multiple ceramic modules are cooperated and are placed, and obtained product is sintered, wherein two institutes being placed adjacent
The color for stating ceramic module is not identical.
2. the method according to claim 1, wherein multiple ceramic modules are through the following steps that be prepared into
It arrives:
The ceramic slurry of different colours is cast respectively and forms multiple ceramic slurry bed of materials, and multiple ceramic slurry bed of materials are carried out
Drying, obtains multiple ceramic modules.
3. according to the method described in claim 2, it is characterized in that, multiple ceramic modules are through the following steps that be prepared into
It arrives:
The ceramic slurry of different colours is cast respectively and forms multiple ceramic slurry bed of materials, and multiple ceramic slurry bed of materials are carried out
Then the product that drying obtains is cut, obtains multiple ceramic modules by drying.
4. also being wrapped the method according to claim 1, wherein after the placement, and before the sintering
It includes:
Forming processes are carried out to the obtained product of placing.
5. according to the method described in claim 3, it is characterized in that, the method for forming the ceramic slurry includes:
By the colored oxide of different colours respectively with ceramic powder organic solvent, dispersing agent, defoaming agent, binder and levelling agent
Mixing, to respectively obtain the ceramic slurry of different colours, wherein
Based on the gross mass of the ceramic slurry, the ceramic slurry includes:
Ceramic powder 70%~80%；
Dispersing agent 0.1%~5%；
Defoaming agent 0.1%~5%；
Binder 0.5%~5%；
Levelling agent 0.5%~5%；
Suitable colored oxide；
The dispersion solvent of surplus.
6. according to the method described in claim 5, it is characterized in that, the viscosity of the ceramic slurry be 400cp~2000cp, Gu
Content is 44%~65%, after ceramic slurry bed of material drying with a thickness of 0.01mm~0.8mm.
7. according to the method described in claim 4, it is characterized in that, the forming processes be selected from dry-pressing formed or hot isostatic pressing at
Type.
8. the method according to claim 1, wherein the temperature of the sintering processes is 1250 DEG C~1400 DEG C.
9. according to the method described in claim 4, it is characterized in that, after the forming processes, before the sintering processes,
The step of further comprising dumping processing, wherein the temperature of the dumping is 150 DEG C~300 DEG C.
10. the method according to claim 1, wherein further comprising following step after the sintering processes
It is at least one rapid:
Sanding and polishing is carried out to the chromatic ceramics or the shell；
Deburring aperture is carried out to the chromatic ceramics or the shell；
High saturating fingerprint proof membrane is formed on the surface of the chromatic ceramics or the shell.
11. the method according to claim 1, wherein the shape of the ceramic module includes triangle, four sides
At least one of shape, pentagon, hexagon, circle, semicircle, ellipse and irregular polygon.
12. a kind of chromatic ceramics, which is characterized in that be prepared using method described in any one of claim 1~11
's.
13. chromatic ceramics according to claim 12, which is characterized in that the chromatic ceramics are planar structure, pseudo- three-dimensional
Structure or three-dimensional structure.
14. a kind of method for preparing shell, which is characterized in that prepare the color ceramic including any one of claim 1~11
The method of porcelain.
15. a kind of shell, which is characterized in that the shell includes the described in any item chromatic ceramics of claim 12~13, or
Including the chromatic ceramics that the method as described in any one of claim 1~11 is prepared, or by claim 14
What the method was prepared.
16. a kind of electronic equipment, which is characterized in that including the shell described in claim 15.
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| CN114430629A (en) * | 2020-10-29 | 2022-05-03 | Oppo广东移动通信有限公司 | Ceramic shell, method for preparing ceramic shell and electronic equipment |
| CN112518947A (en) * | 2020-12-01 | 2021-03-19 | 深圳陶陶科技有限公司 | Preparation method and preparation mold of ceramic shell and ceramic shell |
| CN112608154A (en) * | 2020-12-28 | 2021-04-06 | 合肥圣达电子科技实业有限公司 | Silicon nitride ceramic slurry and preparation method and application thereof |
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