CN108314446A - A kind of manufacturing process of colour compound zirconia potsherd - Google Patents
A kind of manufacturing process of colour compound zirconia potsherd Download PDFInfo
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- CN108314446A CN108314446A CN201810117342.XA CN201810117342A CN108314446A CN 108314446 A CN108314446 A CN 108314446A CN 201810117342 A CN201810117342 A CN 201810117342A CN 108314446 A CN108314446 A CN 108314446A
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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
- C04B35/01—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
- 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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- 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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- 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
- C04B38/0635—Compounding ingredients
- C04B38/0645—Burnable, meltable, sublimable materials
- C04B38/068—Carbonaceous materials, e.g. coal, carbon, graphite, hydrocarbons
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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
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
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- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
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- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
Abstract
The invention discloses a kind of manufacturing process of colored compound zirconia potsherd, by adding wooden powder's activated carbon porous zirconia ceramics biscuit is made in yttrium stable zirconium oxide powder by the technique, the zirconia ceramics biscuit, which is immersed in coloring liquid, again makes its uniform coloring, it is uniformly covered with the chemical sizwe containing cryogenic glass powder on its surface after sintering, then through being sintered finished product colour compound zirconia potsherd.Compound zirconia potsherd produced by the present invention is colorful beautiful, colour generation is uniform, with gloss as jade and lubrication feel, and complicated grinding and polishing process need not be passed through, simple environment protection, the generation for the problem of also avoiding scrapping by negative pressure and pressurization coloring cause biscuit of ceramics to deform simultaneously, improves yields.
Description
Technical field
The present invention relates to a kind of manufacturing process of potsherd, and in particular to a kind of manufacture of colour compound zirconia potsherd
Technique.
Background technology
Zirconium oxide as a kind of special ceramic material, have intensity height, good toughness, wearability and corrosion resistance it is good, without Jie
The features such as electrical shielding, is made potsherd using it and research applied to the fields such as building, automobile, electronics, craftwork is just gradual
Expansion.
The color of zirconia ceramics piece is mostly single white at present, and color is not colorful beautiful enough, additionally due to zirconium oxide
Wearability is good, and hardness is high, and causing the sanding and polishing of zirconia ceramics piece to be processed has great difficulty, and is difficult to meet consumer couple
In the appearances such as potsherd smoothness, moist sense and feel requirement.
Invention content
The purpose of the present invention is to provide a kind of manufacturing process of colored compound zirconia potsherd, can overcome existing skill
The defects of art, the potsherd prepared is colorful beautiful, and colour generation is uniform, has gloss as jade and lubrication feel.
To achieve the above object, the present invention uses following technical scheme：
A kind of manufacturing process of colour compound zirconia potsherd comprising following steps：
S1, by 3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive according to weight ratio (85~91): (8
~12): (1~3) is mixed to form mixture A, by mixture A and deionized water according to weight ratio (45~50): (50~55) add
After entering ball mill mixing and ball milling, zirconia ceramic blank is made through being granulated, being molded, the additive is by polyvinyl alcohol, glycerine, carboxylic
Methylcellulose 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；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 30~45min at 1000~1200 DEG C, and sintering is made
Porous zirconia ceramics biscuit；
S3, the zirconia ceramics biscuit for obtaining step S2 are through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Zirconia ceramics piece biscuit；
S4, the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid after 5~15min and is taken out, then be placed in
It keeps the temperature 1~2h at 200~260 DEG C to be dried, the dipping, drying process operation is primary or cycle is repeatedly equal to coloring is obtained
Even colored zirconia ceramics piece biscuit；
S5, the colored zirconia ceramics piece biscuit that step S4 is obtained is placed in 30~60min of heat preservation at 1450~1550 DEG C
It is sintered, obtains colored zirconia ceramics piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained colored zirconia ceramics piece semi-finished product of step S5 or
Multiple outer surfaces are uniformly covered with one layer of chemical sizwe, and the chemical sizwe is by methylcellulose, glycerine, Arabic gum, deionization
Water and cryogenic glass powder ball milling are made；
S7, the obtained surfaces step S6 are coated with the colored zirconia ceramics piece semi-finished product of chemical sizwe at 200~260 DEG C
1.5~2.5h of heat preservation is dried, and then keeping the temperature 3.5~5.5h in 750~950 DEG C is sintered, and finished product colour is compound
Zirconia ceramics piece.
Further, in step S4, coloring liquid is by nitrate and deionized water according to weight ratio (10~25): (75~90)
It is made, the nitrate is cerous nitrate, praseodymium nitrate, neodymium nitrate, erbium nitrate, europium nitrate or cobalt nitrate.
Further, the preparation method of chemical sizwe described in step S6 is：By methylcellulose, glycerine, Arabic gum according to
Weight ratio 1: (0.4~0.8): (0.5~1.3) is mixed to form mixture B, by the mixture B and deionized water according to weight
Than 1: (2~4) are added in ball mill, after 0.5~1h of ball milling, then ball mill, ball milling is added in cryogenic glass powder and deionized water
12~38h, the wherein weight ratio of mixture B and cryogenic glass powder are 1: (10~40), the weight of mixture B and cryogenic glass powder
With with deionized water twice weight and the ratio between be (10~25): (75~90).
Further, the grain size of wooden powder's activated carbon described in step S1 is 23~48 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 biscuit of ceramics is made in yttrium stable zirconium oxide powder by the present invention, then should
Porous ceramics biscuit, which is immersed in coloring liquid, makes its uniform coloring, is uniformly covered with containing cryogenic glass powder on its surface after sintering
Chemical sizwe, then through be sintered finished product colour compound zirconia potsherd.Colour compound zirconia pottery produced by the present invention
Tile colour generation is uniform, has gloss as jade and lubrication feel, and need not pass through complicated grinding and polishing process, simple ring
The generation for the problem of protecting, while also avoiding scrapping by negative pressure and pressurization coloring cause biscuit of ceramics to deform, improves good
Product rate.
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 manufacturing process of khaki compound zirconia potsherd comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed according to weight ratio 85: 12: 3
Mixture A is formed, after ball mill mixing and ball milling is added according to weight ratio 45: 55 in mixture A and deionized water, through being granulated, doing
Zirconia ceramic blank is made in molded or isostatic pressing, and the grain size of wooden powder's activated carbon is 23~48 μm, described
Additive is made of polyvinyl alcohol, glycerine, carboxymethyl cellulose according to weight ratio 5: 2: 3；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 45min at 1000 DEG C, are sintered and porous oxidation is made
Zircon ceramic biscuit；
S3, the zirconia ceramics biscuit for obtaining step S2 are through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Zirconia ceramics piece biscuit；
S4, it is taken out after the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid about 5min, then is placed in 200
It keeps the temperature 2h at DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining the khaki of uniform coloring
Zirconia ceramics piece biscuit, the coloring liquid are made of cerous nitrate and deionized water according to weight ratio 10: 90；
S5, by the khaki zirconia ceramics piece biscuit that step S4 is obtained be placed at 1450 DEG C keep the temperature 60min be sintered,
Obtain khaki zirconia ceramics piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained khaki zirconia ceramics piece semi-finished product of step S5
Or multiple outer surfaces are uniformly covered with one layer of chemical sizwe, the preparation method of the chemical sizwe is：By methylcellulose, glycerine, I
Primary glue is mixed to form mixture B according to weight ratio 1: 0.4: 1.3, and the mixture B and deionized water are added according to weight ratio 1: 2
Enter in ball mill, after ball milling 0.5h, then ball mill, ball milling 12h, wherein mixture B is added in cryogenic glass powder and deionized water
Be 1: 10 with the weight ratio of cryogenic glass powder, the weight of mixture B and cryogenic glass powder and with the weight of deionized water twice and
The ratio between be 10: 90；
S7, the khaki zirconia ceramics piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are protected at 200 DEG C
Warm 2.5h is dried, and then keeping the temperature 5.5h in 750 DEG C is sintered, finished product khaki compound zirconia potsherd.
Embodiment 2
A kind of manufacturing process of faint yellow compound zirconia potsherd 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: 8: 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 23~48 μm, described to add
Agent is added to be made of according to weight ratio 7: 1: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 42min at 1040 DEG C, are sintered and porous oxidation is made
Zircon ceramic biscuit；
S3, the zirconia ceramics biscuit for obtaining step S2 are through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Zirconia ceramics piece biscuit；
S4, the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid after 15min and is taken out, then be placed in 212
It keeps the temperature 1.8h at DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining the yellowish of uniform coloring
Color zirconia ceramics piece biscuit, the coloring liquid are made of praseodymium nitrate and deionized water according to weight ratio 25: 75；
S5, by the faint yellow zirconia ceramics piece biscuit that step S4 is obtained be placed at 1470 DEG C keep the temperature 54min be sintered,
Obtain faint yellow zirconia ceramics piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained faint yellow zirconia ceramics piece semi-finished product of step S5
Or multiple outer surfaces are uniformly covered with one layer of chemical sizwe, the preparation method of the chemical sizwe is：By methylcellulose, glycerine, I
Primary glue is mixed to form mixture B according to weight ratio 1: 0.8: 0.5, and the mixture B and deionized water are added according to weight ratio 1: 4
Enter in ball mill, after ball milling 1h, then cryogenic glass powder and deionized water be added ball mill, ball milling 38h, wherein mixture B with
The weight ratio of cryogenic glass powder is 1: 40, the weight of mixture B and cryogenic glass powder and with the weight of deionized water twice and it
Than being 25: 75；
S7, the faint yellow zirconia ceramics piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are protected at 212 DEG C
Warm 2.3h is dried, and then keeping the temperature 5.1h in 790 DEG C is sintered, the faint yellow compound zirconia potsherd of finished product.
Embodiment 3
A kind of manufacturing process of lavender compound zirconia potsherd comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed according to weight ratio 87: 11: 2
Mixture A is formed, after ball mill mixing and ball milling is added according to weight ratio 47: 53 in mixture A and deionized water, through being granulated, doing
Zirconia ceramic blank is made in molded or isostatic pressing, and the grain size of wooden powder's activated carbon is 23~48 μm, described
Additive is made of polyvinyl alcohol, glycerine, carboxymethyl cellulose according to weight ratio 6: 1.5: 2.5；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 39min at 1080 DEG C, are sintered and porous oxidation is made
Zircon ceramic biscuit；
S3, the zirconia ceramics biscuit for obtaining step S2 are through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Zirconia ceramics piece biscuit；
S4, the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid after 10min and is taken out, then be placed in 224
It keeps the temperature 1.6h at DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining the pale purple of uniform coloring
Color zirconia ceramics piece biscuit, the coloring liquid are made of neodymium nitrate and deionized water according to weight ratio 15: 85；
S5, by the lavender zirconia ceramics piece biscuit that step S4 is obtained be placed at 1490 DEG C keep the temperature 48min burn
Knot, obtains lavender zirconia ceramics piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained lavender zirconia ceramics piece semi-finished product of step S5
Or multiple outer surfaces are uniformly covered with one layer of chemical sizwe, the preparation method of the chemical sizwe is：By methylcellulose, glycerine, I
Primary glue is mixed to form mixture B according to weight ratio 1: 0.6: 0.8, and the mixture B and deionized water are added according to weight ratio 1: 3
Enter in ball mill, after ball milling 0.7h, then ball mill, ball milling 19h, wherein mixture B is added in cryogenic glass powder and deionized water
Be 1: 20 with the weight ratio of cryogenic glass powder, the weight of mixture B and cryogenic glass powder and with the weight of deionized water twice and
The ratio between be 15: 85；
S7, the lavender zirconia ceramics piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are protected at 224 DEG C
Warm 2.1h is dried, and then keeping the temperature 4.7h in 830 DEG C is sintered, finished product lavender compound zirconia potsherd.
Embodiment 4
A kind of manufacturing process of pink compound zirconia potsherd comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed according to weight ratio 85: 12: 3
Mixture A is formed, after ball mill mixing and ball milling is added according to weight ratio 45: 55 in mixture A and deionized water, through being granulated, doing
Zirconia ceramic blank is made in molded or isostatic pressing, and the grain size of wooden powder's activated carbon is 23~48 μm, described
Additive is made of polyvinyl alcohol, glycerine, carboxymethyl cellulose according to weight ratio 5: 2: 3；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 36min at 1120 DEG C, are sintered and porous oxidation is made
Zircon ceramic biscuit；
S3, the zirconia ceramics biscuit for obtaining step S2 are through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Zirconia ceramics piece biscuit；
S4, the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid after 10min and is taken out, then be placed in 236
It keeps the temperature 1.4h at DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining the pink of uniform coloring
Color zirconia ceramics piece biscuit, the coloring liquid are made of erbium nitrate and deionized water according to weight ratio 10: 90；
S5, by the pink zirconia ceramics piece biscuit that step S4 is obtained be placed at 1510 DEG C keep the temperature 42min be sintered,
Obtain pink zirconia ceramics piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained pink zirconia ceramics piece semi-finished product of step S5
Or multiple outer surfaces are uniformly covered with one layer of chemical sizwe, the preparation method of the chemical sizwe is：By methylcellulose, glycerine, I
Primary glue is mixed to form mixture B according to weight ratio 1: 0.7: 1.0, and the mixture B and deionized water are added according to weight ratio 1: 4
Enter in ball mill, after ball milling 0.9h, then ball mill, ball milling 25h, wherein mixture B is added in cryogenic glass powder and deionized water
Be 1: 25 with the weight ratio of cryogenic glass powder, the weight of mixture B and cryogenic glass powder and with the weight of deionized water twice and
The ratio between be 15: 85；
S7, the pink zirconia ceramics piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are protected at 236 DEG C
Warm 1.9h is dried, and then keeping the temperature 4.3h in 870 DEG C is sintered, finished product pink compound zirconia potsherd.
Embodiment 5
A kind of manufacturing process of red compound zirconia potsherd 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: 9: 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 it is 23~48 μm that wooden powder's activated carbon, which obtains grain size, described to add
Agent is added to be made of according to weight ratio 6: 2: 2 polyvinyl alcohol, glycerine, carboxymethyl cellulose；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 33min at 1160 DEG C, are sintered and porous oxidation is made
Zircon ceramic biscuit；
S3, step S2 is obtained to the oxygen of the biscuit of zirconium oxide through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Change zircon ceramic piece biscuit；
S4, the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid after 12min and is taken out, then be placed in 248
It keeps the temperature 1.2h at DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining the red of uniform coloring
Zirconia ceramics piece biscuit, the coloring liquid are made of europium nitrate and deionized water according to weight ratio 20: 80；
S5, by the red oxidization zircon ceramic piece biscuit that step S4 is obtained be placed at 1530 DEG C keep the temperature 36min be sintered, obtain
To red oxidization zircon ceramic piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained red oxidization zircon ceramic piece semi-finished product of step S5 or
Multiple outer surfaces are uniformly covered with one layer of chemical sizwe, and the preparation method of the chemical sizwe is：By methylcellulose, glycerine, Arab
Glue is mixed to form mixture B according to weight ratio 1: 0.8: 1.3, and the mixture B and deionized water are added according to weight ratio 1: 3
In ball mill, after ball milling 0.8h, then cryogenic glass powder and deionized water be added ball mill, ball milling 33h, wherein mixture B with
The weight ratio of cryogenic glass powder is 1: 30, the weight of mixture B and cryogenic glass powder and with the weight of deionized water twice and it
Than being 20: 80；
S7, the red oxidization zircon ceramic piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are kept the temperature at 248 DEG C
1.7h is dried, and then keeping the temperature 3.9h in 910 DEG C is sintered, finished product red compound zirconia potsherd.
Embodiment 6
A kind of manufacturing process of black compound zirconia potsherd comprising following steps：
S1,3mol% yttrium stable zirconium oxides powder, wooden powder's activated carbon, additive are mixed according to weight ratio 88: 10: 2
Mixture A is formed, after ball mill mixing and ball milling is added according to weight ratio 46: 54 in mixture A and deionized water, through being granulated, doing
Zirconia ceramic blank is made in molded or isostatic pressing, and the grain size of wooden powder's activated carbon is 23~48 μm, described
Additive is made of polyvinyl alcohol, glycerine, carboxymethyl cellulose according to weight ratio 6: 1: 3；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 30min at 1200 DEG C, are sintered and porous oxidation is made
Zircon ceramic biscuit；
S3, the zirconia ceramics biscuit for obtaining step S2 are through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Zirconia ceramics piece biscuit；
S4, it is taken out after the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid about 8min, then is placed in 260
It keeps the temperature 1h at DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining the black oxygen of uniform coloring
Change zircon ceramic piece biscuit, the coloring liquid is made of cobalt nitrate and deionized water according to weight ratio 15: 85；
S5, by the black zirconia ceramics piece biscuit that step S4 is obtained be placed at 1550 DEG C keep the temperature 30min be sintered, obtain
To black zirconia ceramics piece semi-finished product；
S6, using spraying or impregnate method by one of the obtained black zirconia ceramics piece semi-finished product of step S5 or
Multiple outer surfaces are uniformly covered with one layer of chemical sizwe, and the preparation method of the chemical sizwe is：By methylcellulose, glycerine, Arab
Glue is mixed to form mixture B according to weight ratio 1: 0.4: 0.5, and the mixture B and deionized water are added according to weight ratio 1: 2
In ball mill, after ball milling 1h, then cryogenic glass powder and deionized water be added ball mill, ball milling 38h, wherein mixture B with it is low
The weight ratio of warm glass powder is 1: 35, the weight of mixture B and cryogenic glass powder and with the weight of deionized water twice and the ratio between
It is 10: 90；
S7, the black zirconia ceramics piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are kept the temperature at 260 DEG C
1.5h is dried, and then keeping the temperature 3.5h in 950 DEG C is sintered, finished product black compound zirconia potsherd.
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 (5)
1. a kind of manufacturing process of colour compound zirconia potsherd, 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 (85~91): (8~12)
: (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；
S2, the zirconia ceramic blank for obtaining step S1 keep the temperature 30~45min at 1000~1200 DEG C, and sintering is made porous
Zirconia ceramics biscuit；
The oxygen of S3, the zirconia ceramics biscuit for obtaining step S2 through numerically-controlled machine tool or CNC Cutter Body Processing with Machining Center to required size
Change zircon ceramic piece biscuit；
S4, the zirconia ceramics piece biscuit that step S3 is obtained is immersed in coloring liquid after 5~15min and is taken out, then it is placed in 200~
It keeps the temperature 1~2h at 260 DEG C to be dried, the dipping, drying process operation be primary or cycle is repeatedly to obtaining uniform coloring
Colored zirconia ceramics piece biscuit；
S5, the colored zirconia ceramics piece biscuit that step S4 is obtained is placed in 30~60min of heat preservation progress at 1450~1550 DEG C
Sintering, obtains colored zirconia ceramics piece semi-finished product；
S6, using spraying or the method impregnated by the one or more of the obtained colored zirconia ceramics piece semi-finished product of step S5
Outer surface is uniformly covered with one layer of chemical sizwe, the chemical sizwe by methylcellulose, glycerine, Arabic gum, deionized water and
Cryogenic glass powder ball milling is made；
S7, the colored zirconia ceramics piece semi-finished product that the obtained surfaces step S6 are coated with to chemical sizwe are kept the temperature at 200~260 DEG C
1.5~2.5h is dried, and then keeping the temperature 3.5~5.5h in 750~950 DEG C is sintered, finished product colour combined oxidation
Zircon ceramic piece.
2. a kind of manufacturing process of colored compound zirconia potsherd as described in claim 1, it is characterised in that：Step S4
In, coloring liquid is by nitrate and deionized water according to weight ratio (10~25): (75~90) are made, and the nitrate is nitric acid
Cerium, praseodymium nitrate, neodymium nitrate, erbium nitrate, europium nitrate or cobalt nitrate.
3. a kind of manufacturing process of colored compound zirconia potsherd as claimed in claim 2, it is characterised in that：In step S6
The preparation method of the chemical sizwe is：By methylcellulose, glycerine, Arabic gum according to weight ratio 1: (0.4~0.8): (0.5~
1.3) it is mixed to form mixture B, by the mixture B and deionized water according to weight ratio 1: (2~4) are added in ball mill, ball
After grinding 0.5~1h, then ball mill, 12~38h of ball milling, wherein mixture B and low temperature is added in cryogenic glass powder and deionized water
The weight ratio of glass powder be 1: the weight of (10~40), mixture B and cryogenic glass powder and with the weight of deionized water twice and
The ratio between be (10~25): (75~90).
4. a kind of manufacturing process of colored compound zirconia potsherd as claimed in claim 3, it is characterised in that：In step S1
The grain size of wooden powder's activated carbon is 23~48 μm.
5. a kind of manufacturing process of colored compound zirconia potsherd as claimed in claim 4, it is characterised in that：In step S1
Forming method be dry-pressing formed or isostatic pressing.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108689706A (en) * | 2018-08-10 | 2018-10-23 | 韶关市曲江区国睿高新材料有限公司 | A kind of preparation method of colored zirconia ceramics |
| CN110540425A (en) * | 2019-09-06 | 2019-12-06 | 湖南鹏登生物科技股份有限公司 | coloring agent and accelerator for high-precision dyeing of zirconia ceramic block |
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| FR3028851A1 (en) * | 2014-11-24 | 2016-05-27 | 3Dceram | PROCESS FOR THE PRODUCTION OF A CERAMIC PIECE OF COLORED ZIRCONIA |
| CN106866140A (en) * | 2017-03-10 | 2017-06-20 | 南通通州湾新材料科技有限公司 | A kind of manufacture method of chromatic ceramics phone housing |
| CN107266069A (en) * | 2017-06-22 | 2017-10-20 | 安徽省德邦瓷业有限公司 | A kind of utilization glass dust permeates the preparation method of regenerating oxidation zirconium porous ceramics |
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| FR3028851A1 (en) * | 2014-11-24 | 2016-05-27 | 3Dceram | PROCESS FOR THE PRODUCTION OF A CERAMIC PIECE OF COLORED ZIRCONIA |
| CN106866140A (en) * | 2017-03-10 | 2017-06-20 | 南通通州湾新材料科技有限公司 | A kind of manufacture method of chromatic ceramics phone housing |
| CN107266069A (en) * | 2017-06-22 | 2017-10-20 | 安徽省德邦瓷业有限公司 | A kind of utilization glass dust permeates the preparation method of regenerating oxidation zirconium porous ceramics |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108689706A (en) * | 2018-08-10 | 2018-10-23 | 韶关市曲江区国睿高新材料有限公司 | A kind of preparation method of colored zirconia ceramics |
| CN110540425A (en) * | 2019-09-06 | 2019-12-06 | 湖南鹏登生物科技股份有限公司 | coloring agent and accelerator for high-precision dyeing of zirconia ceramic block |
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