CN108275997A - A kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard - Google Patents
A kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard Download PDFInfo
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- CN108275997A CN108275997A CN201810117316.7A CN201810117316A CN108275997A CN 108275997 A CN108275997 A CN 108275997A CN 201810117316 A CN201810117316 A CN 201810117316A CN 108275997 A CN108275997 A CN 108275997A
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- C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
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- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
- C04B38/063—Preparing or treating the raw materials individually or as batches
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- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
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- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5022—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
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- C04B41/85—Coating or impregnation with inorganic materials
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04M1/02—Constructional features of telephone sets
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- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
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Abstract
The invention discloses a kind of preparation processes of coloured glaze compound zirconia ceramic mobile phone backboard, by adding wooden powder's activated carbon porous zirconia ceramics biscuit is made in yttrium stable zirconium oxide powder by the technique, the semi-finished product of zirconia ceramics mobile phone backboard are made up of sintering again, then again through being sintered finished product coloured glaze compound zirconia ceramic mobile phone backboard after its surface is uniformly covered with colored glaze layer.Coloured glaze compound zirconia ceramic mobile phone backboard colour generation produced by the present invention is uniform, has gloss as jade and lubrication feel, and need not pass through complicated abrasive polishing process, eased environmental protection.
Description
Technical field
The present invention relates to a kind of preparation processes of mobile phone backboard, and in particular to a kind of coloured glaze compound zirconia ceramic mobile phone
The preparation process of backboard.
Background technology
As mobile phone is grown rapidly, the structure members such as phone housing achieve significant progress.Especially in 5G in future
The application in generation and mobile phone wireless charging, conventional metals limit the application of metallic mobile phone backboard due to its included shield effectiveness,
And the inborn low-intensity disadvantage of plastics, it is limited in large scale, the application of ultrathin field of mobile phones.Thus ceramics are used as mobile phone
The raw material of backboard are increasingly liked by consumer.Simultaneously with the aesthetic raising of consumption, traditional white oxide zircon ceramic hand
Machine backboard is difficult to meet consumer demand, and zirconia ceramics mobile phone backboard beautiful in colour is increasingly deeper to be pursued by consumer.
Invention content
The purpose of the present invention is to provide a kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard, energy gram
Defect in the prior art is taken, the coloured glaze compound zirconia ceramic mobile phone backboard colour generation prepared is uniform, has light as jade
Pool and lubrication feel.
To achieve the above object, the present invention uses following technical scheme：
A kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1, by 3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive according to weight ratio (89~94): (5
~8): (1~3) is mixed to form mixture A, by mixture A and deionized water according to weight ratio (45~50): (50~55) are added
After ball mill mixing and ball milling, zirconia ceramic blank is made through being granulated, being molded, the additive is by polyvinyl alcohol, glycerine, carboxylic first
Base cellulose is according to weight ratio (5~7): (1~2): (2~3) composition, the 3mol% yttrium stable zirconium oxides powder are containing yttrium
The yttrium stable zirconium oxide powder of 3mol%, wooden powder's activated carbon act as pore creating material, and the additive is act as
Binder；
At 850~1050 DEG C, 1~3h of heat preservation is sintered, and is made more for S2, the zirconia ceramic blank for obtaining step S1
The zirconia ceramics biscuit in hole；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1450~1550 DEG C keep the temperature 1~3h into
Row sintering, obtains zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
In, impregnate 20~30min to remove the wooden powder's ash of active carbon being likely to remain at through step S4 in micropore, then spend from
Sub- water rinses remaining hydrochloric acid well, then is placed in 110~130 DEG C of heat preservation 2h and is dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available coloured glaze water of last layer is uniformly covered in one or more outer surfaces, then be placed at 100~160 DEG C keep the temperature 1.5~3.5h into
Row drying, the colouring, drying process operation be primary or cycle is repeatedly to obtaining the colored zirconia ceramics mobile phone of uniform coloring
Backboard semi-finished product；
S7, the colored zirconia ceramics cell phone back boards half-finished product for obtaining step S6 at 1000~1300 DEG C heat preservation 1~
2h is sintered, and obtains finished product coloured glaze compound zirconia ceramic mobile phone backboard.
Further, in step S6, the color of the coloured glaze water is Lang Hong, hold a memorial ceremony for red, red, rose violet, nude, cease raining or snowing
Blue, shadow blueness, pale blue or emerald green.
Further, the grain size of wooden powder's activated carbon described in step S1 is 18~38 μm.
Further, the forming method in step S1 is dry-pressing formed or isostatic pressing.
After adopting the above technical scheme, compared with the background technology, the present invention, having the following advantages that：
By adding wooden powder's activated carbon porous zirconia ceramics biscuit is made in yttrium stable zirconium oxide powder by the present invention,
The semi-finished product of zirconia ceramics mobile phone backboard are made up of sintering again, then again through burning after its surface is uniformly covered with colored glaze layer
Tie finished product coloured glaze compound zirconia ceramic mobile phone backboard.The coloured glaze compound zirconia ceramic mobile phone back of the body produced by the present invention
Plate colour generation is uniform, has gloss as jade and lubrication feel, and need not pass through complicated abrasive polishing process, eased ring
It protects.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
A kind of preparation process of youth's red glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 89: 8: 3
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 45: 55 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 5: 2: 3 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 850 DEG C, heat preservation 3h is sintered, and porous oxidation is made for S2, the zirconia ceramic blank for obtaining step S1
Zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1450 DEG C keep the temperature 3h be sintered, obtain
To zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 20min, is then rinsed well with deionized water, then be placed in 110 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available Lang Hongseyoushui of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 3.5h at 100 DEG C and is dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain youth's red oxidization zircon ceramic mobile phone backboard half of uniform coloring at
Product；
S7, youth's red oxidization zircon ceramic cell phone back boards half-finished product that step S6 is obtained is burnt in the heat preservation 2h at 1000 DEG C
Knot, obtains finished product youth's red glaze compound zirconia ceramic mobile phone backboard.
Embodiment 2
A kind of preparation process for holding a memorial ceremony for red glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 94: 5: 1
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 50: 50 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 6: 2: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 870 DEG C, heat preservation 2.8h is sintered, and porous oxygen is made for S2, the zirconia ceramic blank for obtaining step S1
Change zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1460 DEG C keep the temperature 2.8h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 30min, is then rinsed well with deionized water, then be placed in 130 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
One or more outer surfaces uniformly cover that last layer is commercially available to hold a memorial ceremony for red glaze water, then are placed at 106 DEG C and keep the temperature 3.3h and be dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain uniform coloring hold a memorial ceremony for red oxidization zircon ceramic mobile phone backboard half at
Product；
S7, the red oxidization zircon ceramic cell phone back boards half-finished product of holding a memorial ceremony for that step S6 is obtained is being kept the temperature into 1.9h progress at 1030 DEG C
Sintering obtains finished product and holds a memorial ceremony for red glaze compound zirconia ceramic mobile phone backboard.
Embodiment 3
A kind of preparation process of equal red glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 91: 7: 2
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 47: 53 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 6: 2: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 890 DEG C, heat preservation 2.6h is sintered, and porous oxygen is made for S2, the zirconia ceramic blank for obtaining step S1
Change zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1470 DEG C keep the temperature 2.6h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 25min, is then rinsed well with deionized water, then be placed in 120 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available equal red glaze water of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 3.1h at 112 DEG C and is dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain the equal red oxidization zircon ceramic mobile phone backboard half of uniform coloring at
Product；
S7, the equal red oxidization zircon ceramic cell phone back boards half-finished product for obtaining step S6 are keeping the temperature 1.8h progress at 1060 DEG C
Sintering, obtains the equal red glaze compound zirconia ceramic mobile phone backboard of finished product.
Embodiment 4
A kind of preparation process of rose violet color glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 90: 8: 2
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 48: 52 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 6: 1: 3 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 910 DEG C, heat preservation 2.4h is sintered, and porous oxygen is made for S2, the zirconia ceramic blank for obtaining step S1
Change zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1480 DEG C keep the temperature 2.4h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 24min, is then rinsed well with deionized water, then be placed in 120 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available rose violet color glaze water of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 2.9h at 118 DEG C and is dried,
The colouring, drying process operation be primary or cycle is repeatedly to obtaining the rose purple zirconia ceramics mobile phone backboard of uniform coloring
Semi-finished product；
S7, the rose purple zirconia ceramics cell phone back boards half-finished product for obtaining step S6 at 1120 DEG C keep the temperature 1.6h into
Row sintering, obtains finished product rose violet color glaze compound zirconia ceramic mobile phone backboard.
Embodiment 5
A kind of preparation process of nude color glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 92: 7: 1
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 50: 50 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 7: 1: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 950 DEG C, heat preservation 2h is sintered, and porous oxidation is made for S2, the zirconia ceramic blank for obtaining step S1
Zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1490 DEG C keep the temperature 2.2h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 28min, is then rinsed well with deionized water, then be placed in 115 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available nude color glaze water of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 2.5h at 130 DEG C and is dried,
The colouring, drying process operation be primary or cycle is repeatedly to obtaining the ivory yellow zirconium oxide ceramic mobile phone backboard of uniform coloring
Semi-finished product；
S7, the ivory yellow zirconium oxide ceramic cell phone back boards half-finished product for obtaining step S6 at 1150 DEG C keep the temperature 1.5h into
Row sintering, obtains finished product nude color glaze compound zirconia ceramic mobile phone backboard.
Embodiment 6
A kind of preparation process ceasing raining or snowing blue glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 93: 5: 2
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 49: 51 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 6: 2: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 970 DEG C, heat preservation 1.8h is sintered, and porous oxygen is made for S2, the zirconia ceramic blank for obtaining step S1
Change zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1500 DEG C keep the temperature 2.0h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 28min, is then rinsed well with deionized water, then be placed in 120 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
One or more outer surfaces uniformly cover that last layer is commercially available to cease raining or snowing blue glaze water, then are placed at 142 DEG C and keep the temperature 2.1h and be dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain uniform coloring cease raining or snowing blue zirconium oxide ceramic mobile phone backboard half at
Product；
S7, the blue zirconium oxide ceramic cell phone back boards half-finished product that ceases raining or snowing that step S6 is obtained is being kept the temperature into 1.3h progress at 1210 DEG C
Sintering, obtains finished product and ceases raining or snowing blue glaze compound zirconia ceramic mobile phone backboard.
Embodiment 7
A kind of preparation process of shadow cyan glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 93: 6: 1
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 50: 50 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 5: 2: 3 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 990 DEG C, heat preservation 1.6h is sintered, and porous oxygen is made for S2, the zirconia ceramic blank for obtaining step S1
Change zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1520 DEG C keep the temperature 1.6h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 24min, is then rinsed well with deionized water, then be placed in 125 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available shadow cyan glaze water of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 1.9h at 148 DEG C and is dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain the shadow cyan zirconia ceramics mobile phone backboard half of uniform coloring at
Product；
S7, the shadow cyan zirconia ceramics cell phone back boards half-finished product for obtaining step S6 are keeping the temperature 1.2h progress at 1240 DEG C
Sintering, obtains finished product shadow cyan glaze compound zirconia ceramic mobile phone backboard.
Embodiment 8
A kind of preparation process of pale blue color glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 94: 5: 1
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 45: 55 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 7: 1: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 1030 DEG C, heat preservation 1.2h is sintered, and porous oxygen is made for S2, the zirconia ceramic blank for obtaining step S1
Change zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1530 DEG C keep the temperature 1.4h be sintered,
Obtain zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 26min, is then rinsed well with deionized water, then be placed in 122 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available pale blue color glaze water of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 1.7h at 154 DEG C and is dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain the pale blue color zirconia ceramics mobile phone backboard half of uniform coloring at
Product；
S7, the pale blue color zirconia ceramics cell phone back boards half-finished product for obtaining step S6 are keeping the temperature 1.1h progress at 1270 DEG C
Sintering, obtains finished powder cyan glaze compound zirconia ceramic mobile phone backboard.
Embodiment 9
A kind of preparation process of emerald green color glaze compound zirconia ceramic mobile phone backboard comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed into shape according to weight ratio 90: 8: 2
Resulting mixture A, after ball mill mixing and ball milling is added according to weight ratio 49: 51 in mixture A and deionized water, through granulation, dry-pressing
Zirconia ceramic blank is made in molding or isostatic pressing, and the grain size of wooden powder's activated carbon is 18~38 μm, described to add
Agent is added to be made of according to weight ratio 6: 2: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
At 1050 DEG C, heat preservation 1h is sintered, and porous oxidation is made for S2, the zirconia ceramic blank for obtaining step S1
Zircon ceramic biscuit；
S3, the zirconia ceramics hand that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Machine backboard biscuit；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1550 DEG C keep the temperature 1h be sintered, obtain
To zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10%
It takes out after middle immersion 22min, is then rinsed well with deionized water, then be placed in 130 DEG C of heat preservation 2h and be dried；
S6, the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
The commercially available emerald green color glaze water of last layer is uniformly covered in one or more outer surfaces, then is placed in heat preservation 1.5h at 160 DEG C and is dried, institute
State that colouring, drying process operation be primary or cycle repeatedly to obtain the emerald green zirconia ceramics mobile phone backboard half of uniform coloring at
Product；
S7, the emerald green zirconia ceramics cell phone back boards half-finished product that step S6 is obtained is burnt in the heat preservation 1h at 1300 DEG C
Knot, obtains the emerald green color glaze compound zirconia ceramic mobile phone backboard of finished product.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of the claims
Subject to.
Claims (4)
1. a kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard, it is characterised in that：Include the following steps：
S1, by 3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive according to weight ratio (89~94): (5~8):
(1~3) is mixed to form mixture A, by mixture A and deionized water according to weight ratio (45~50): ball milling is added in (50~55)
After machine mixing and ball milling, zirconia ceramic blank is made through being granulated, being molded, the additive is fine by polyvinyl alcohol, glycerine, carboxymethyl
Dimension element is according to weight ratio (5~7): (1~2): (2~3) composition；
At 850~1050 DEG C, 1~3h of heat preservation is sintered obtained porous for S2, the zirconia ceramic blank for obtaining step S1
Zirconia ceramics biscuit；
S3, the zirconia ceramics cell phone back that zirconia ceramics biscuit that step S2 is obtained is machined to required size through numerically-controlled machine tool
Laminin base；
S4, by the zirconia ceramics cell phone back laminin base that step S3 is obtained be placed at 1450~1550 DEG C keep the temperature 1~3h burn
Knot, obtains zirconia ceramics cell phone back boards half-finished product；
S5, the zirconia ceramics cell phone back boards half-finished product that step S4 is obtained is put into the hydrochloric acid solution that mass concentration is 10% and is soaked
It takes out after 20~30min of bubble, is then rinsed well with deionized water, then be placed in 110~130 DEG C of heat preservation 2h and be dried；
S6, one that the zirconia ceramics cell phone back boards half-finished product that step S5 is handled will be passed through using spraying or the method impregnated
Or last layer coloured glaze water is uniformly covered in multiple outer surfaces, then be placed in 1.5~3.5h of heat preservation at 100~160 DEG C and be dried, it is described
Colouring, drying process operation be primary or cycle is repeatedly to obtaining the colored zirconia ceramics cell phone back boards half-finished product of uniform coloring；
S7, the colored zirconia ceramics cell phone back boards half-finished product for obtaining step S6 at 1000~1300 DEG C keep the temperature 1~2h into
Row sintering, obtains finished product coloured glaze compound zirconia ceramic mobile phone backboard.
2. a kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard as described in claim 1, it is characterised in that：
In step S6, the color of the coloured glaze water is Lang Hong, hold a memorial ceremony for red, red, rose violet, nude, cease raining or snowing that blue, shadow is green, pale blue or kingfisher
It is green.
3. a kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard as claimed in claim 2, it is characterised in that：
The grain size of wooden powder's activated carbon described in step S1 is 18~38 μm.
4. a kind of preparation process of coloured glaze compound zirconia ceramic mobile phone backboard as claimed in claim 3, it is characterised in that：
Forming method in step S1 is dry-pressing formed or isostatic pressing.
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| CN112552077A (en) * | 2020-12-24 | 2021-03-26 | 陕西科技大学 | Black alumina ceramic and preparation method thereof |
| CN113087395A (en) * | 2019-12-23 | 2021-07-09 | 默克专利股份有限公司 | Electronic product |
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Application publication date: 20180713 |