CN114790122A - Metal glaze ceramic with furnace transmutation silvery spots and preparation method thereof - Google Patents
Metal glaze ceramic with furnace transmutation silvery spots and preparation method thereof Download PDFInfo
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- CN114790122A CN114790122A CN202210434768.4A CN202210434768A CN114790122A CN 114790122 A CN114790122 A CN 114790122A CN 202210434768 A CN202210434768 A CN 202210434768A CN 114790122 A CN114790122 A CN 114790122A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 104
- 239000002184 metal Substances 0.000 title claims abstract description 104
- 238000009377 nuclear transmutation Methods 0.000 title claims abstract description 69
- 239000000919 ceramic Substances 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title abstract description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 18
- 241000120551 Heliconiinae Species 0.000 claims abstract description 13
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052737 gold Inorganic materials 0.000 claims abstract description 13
- 239000010931 gold Substances 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000010304 firing Methods 0.000 claims abstract description 8
- 239000013078 crystal Substances 0.000 claims abstract description 7
- 239000003086 colorant Substances 0.000 claims abstract description 6
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 5
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 48
- 239000010408 film Substances 0.000 claims description 32
- 239000010453 quartz Substances 0.000 claims description 24
- 239000002994 raw material Substances 0.000 claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 24
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 15
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 13
- 239000005995 Aluminium silicate Substances 0.000 claims description 12
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 12
- 239000005751 Copper oxide Substances 0.000 claims description 12
- 235000019738 Limestone Nutrition 0.000 claims description 12
- 229910052656 albite Inorganic materials 0.000 claims description 12
- 235000012211 aluminium silicate Nutrition 0.000 claims description 12
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 12
- 239000004327 boric acid Substances 0.000 claims description 12
- 229910000428 cobalt oxide Inorganic materials 0.000 claims description 12
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 claims description 12
- 229910000431 copper oxide Inorganic materials 0.000 claims description 12
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 12
- 239000006028 limestone Substances 0.000 claims description 12
- 229910052611 pyroxene Inorganic materials 0.000 claims description 12
- 239000002689 soil Substances 0.000 claims description 12
- 239000000454 talc Substances 0.000 claims description 12
- 229910052623 talc Inorganic materials 0.000 claims description 12
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 12
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 229920001353 Dextrin Polymers 0.000 claims description 6
- 239000004375 Dextrin Substances 0.000 claims description 6
- 235000019425 dextrin Nutrition 0.000 claims description 6
- 239000002932 luster Substances 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 5
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 238000002425 crystallisation Methods 0.000 claims description 3
- 230000008025 crystallization Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000000047 product Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 3
- 229910052573 porcelain Inorganic materials 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- 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
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/60—Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Glass Compositions (AREA)
- Dental Preparations (AREA)
- Adornments (AREA)
Abstract
The invention relates to the field of ceramic products, in particular to a metal glaze ceramic with furnace transmutation silvery spots and a preparation method thereof, wherein a metal coating film is used as a furnace transmutation glaze and a metal glaze isolating film, and in the firing process of the furnace transmutation glaze, only the part with larger local glaze bubbles can break through the metal film and rise into a metal glaze layer, and the furnace transmutation silvery spots decorated on the metal glaze are formed; dissolving the crystals on the surface of the iron oxide in a trace manner, forming a film on the surface of the iron oxide, and forming silver spots mainly comprising magnetite; the metal coating film and the double metal layers of the metal glaze enable the glaze to present colorful metal glaze effects with alternating blue and gold colors under different angles, and silver spots are dotted in the metal glaze, so that the metal coating film has a unique ornamental value.
Description
Technical Field
The invention relates to the field of ceramic products, in particular to a metal glaze ceramic with furnace transmutation silvery spots and a preparation method thereof.
Background
The metal glaze is a special artistic glaze in ceramic industry glaze, and is mainly applied to bottle cans, vases or artistic porcelain of antique brick ceramic tiles and daily furnishing porcelain. The surface of the ceramic product with the metal glaze presents metallic luster, and can present various colors, such as red, yellow, silver, blue, black, and the like. The metallic luster has the advantages of elegant, luxurious and solemn artistic effect, good chemical stability of the good navigation glaze surface, no oxidation and the like, the early metallic glaze construction mode adopts golden water to paint the glaze surface, and the glaze surface is roasted at low temperature to generate the golden effect, so the process cost is too high, and the process is not easy to be used for large-scale production. In the modern firing process, a sintering method is mostly adopted, excessive metal oxide is introduced, the metal oxide is saturated in a high-temperature solution, precipitates with metallic luster are separated out during cooling, a metallic glaze surface is formed, the conventional metallic glaze covers the whole glaze surface after firing, and the expression form is single.
Disclosure of Invention
An object of the present invention is to solve at least the above problems by a metallized ceramic with pinkish spots and a method for preparing the same.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the metal glaze ceramic with the furnace transmutation silvery spots is characterized in that: the surface of the blank body is sequentially covered with metal glaze, a metal coating and transmutation glaze, and the metal glaze comprises the following raw materials in parts by weight: 20-24 parts of albite, 15-18 parts of basalt, 8-12 parts of alumina, 5-7 parts of Suzhou soil, 13-15 parts of talc, 14-16 parts of quartz, 5-7 parts of copper oxide, 3-5 parts of manganese oxide and 2-4 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 22-24 parts of limestone, 10-12 parts of ferric oxide, 6-8 parts of aluminum oxide, 8-10 parts of green pyroxene, 6-8 parts of manganese oxide, 16-18 parts of quartz, 5-8 parts of anhydrous boric acid, 20-22 parts of kaolin and 15-18 parts of bone ash.
Preferably, the raw materials of the metal glaze comprise the following components in parts by weight: 20 parts of albite, 15 parts of basalt, 8 parts of alumina, 5 parts of Suzhou soil, 13 parts of talc, 14 parts of quartz, 5 parts of copper oxide, 3 parts of manganese oxide and 2 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 22 parts of limestone, 10 parts of ferric oxide, 6 parts of aluminum oxide, 8 parts of green pyroxene, 6 parts of manganese oxide, 16 parts of quartz, 5 parts of anhydrous boric acid, 20 parts of kaolin and 15 parts of bone ash.
Preferably, the raw materials of the metal glaze comprise the following components in parts by weight: 24 parts of albite, 18 parts of basalt, 12 parts of alumina, 7 parts of Suzhou soil, 15 parts of talc, 16 parts of quartz, 7 parts of copper oxide, 5 parts of manganese oxide and 4 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 24 parts of limestone, 12 parts of ferric oxide, 8 parts of alumina, 10 parts of green pyroxene, 8 parts of manganese oxide, 18 parts of quartz, 8 parts of anhydrous boric acid, 22 parts of kaolin and 18 parts of bone ash.
Preferably, the raw materials of the metal glaze comprise the following components in parts by weight: 22 parts of albite, 16 parts of basalt, 10 parts of alumina, 6 parts of Suzhou soil, 14 parts of talc, 15 parts of quartz, 6 parts of copper oxide, 4 parts of manganese oxide and 3 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 23 parts of limestone, 11 parts of ferric oxide, 7 parts of aluminum oxide, 9 parts of green pyroxene, 7 parts of manganese oxide, 17 parts of quartz, 7 parts of anhydrous boric acid, 21 parts of kaolin and 16 parts of bone ash.
The preparation method of the metal glaze ceramic with the furnace transmutation silvery spots is characterized by comprising the following steps of:
step a, applying transmutation glaze on the formed blank body;
step b, plating a gold film on the surface of the transmutation glaze;
c, applying metal glaze on the gold film;
and d, putting the ceramic into a kiln to be fired to obtain the metal glaze ceramic product with the furnace transmutation silvery spots.
Preferably, in the step a, dextrin is added when the transmutation glaze is glazed, and the addition amount of the dextrin is 5-8% of the mass of the transmutation glaze.
Preferably, in the step a, the furnace transmutation glaze is dried for 20-30 minutes at the temperature of 150-.
Preferably, in the step b, the gold plating film comprises the following steps: reacting liquid titanium tetrachloride with gaseous ammonia to obtain a Ti-N-Cl solid compound, placing the ceramic in a heating furnace, laying the solid compound at the bottom of the heating furnace, introducing ammonia gas, heating to 250-300 ℃, and keeping the temperature for 20-30 minutes, wherein in the heating process, the solid compound is sublimated to form titanium nitride and is deposited on the surface of the ceramic to form a metal coating film, the metal coating film is used as a transmutation glaze and a metal glaze isolating film, and in the firing process of the transmutation glaze, only the part with larger local glaze bubbles can break through the metal film and rise into a metal glaze layer, and interspersed transmutation silver spots are formed on the metal glaze.
Preferably, in the step d, the temperature is raised to 1180 ℃, the temperature is kept for 1.5 hours, iron oxide in the transmutation glaze is supersaturated, at the position with large local glaze bubbles, the iron oxide breaks through the blockade of the metal coating from the transmutation glaze at the bottom layer along with the glaze bubbles, floats to the surface of the metal glaze at the top, and grows by crystallization on the metal glaze; and continuously heating to 1260 ℃, preserving the temperature for 0.5h, supersaturating the metal oxide of the metal glaze in a high-temperature solution on the surface of the metal glaze, cooling, and separating out a metallic lustrous substance which covers the parts except the iron oxide.
Preferably, in the step d, after the temperature is raised to 1260 ℃, the mixture is slowly cooled for 3 to 4 hours at the speed of 100 ℃/h, and then the temperature is raised again to 1200 ℃ at the speed of 400 ℃/h, crystals on the surface of the iron oxide are dissolved in a trace manner, a thin film is formed on the surface of the crystals, and silver spots mainly comprising magnetite are formed; the metal coating film and the double metal layers of the metal glaze enable the glaze to present colorful metal glaze effects with alternating blue and gold colors at different angles, and silver spots are dotted in the metal glaze.
As can be seen from the above description, the metal glazed ceramic with the transmutation silvery spots and the preparation method thereof provided by the invention have the following beneficial effects: the metal coating film is used as a transmutation glaze and a metal glaze isolating film, only the part with larger local glaze bubbles of the transmutation glaze can break through the metal film and rise to the metal glaze layer in the firing process, and interspersed transmutation silver spots are formed on the metal glaze; dissolving the crystals on the surface of the iron oxide in a trace manner, forming a film on the surface of the iron oxide, and forming silver spots mainly comprising magnetite; the metal coating film and the double metal layers of the metal glaze enable the glaze to present colorful metal glaze effects with alternating blue and gold colors at different angles, and silver spots are dotted in the glaze.
Detailed Description
The invention is further described below by means of specific embodiments.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The invention relates to a metal glaze ceramic with transmutation silvery spots, wherein the surface of a blank body is sequentially covered with a metal glaze, a metal coating and a transmutation glaze, and the metal glaze comprises the following raw materials in parts by weight: 20-24 parts of albite, 15-18 parts of basalt, 8-12 parts of alumina, 5-7 parts of Suzhou soil, 13-15 parts of talc, 14-16 parts of quartz, 5-7 parts of copper oxide, 3-5 parts of manganese oxide and 2-4 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 22-24 parts of limestone, 10-12 parts of ferric oxide, 6-8 parts of aluminum oxide, 8-10 parts of green pyroxene, 6-8 parts of manganese oxide, 16-18 parts of quartz, 5-8 parts of anhydrous boric acid, 20-22 parts of kaolin and 15-18 parts of bone ash.
As a preferred embodiment, the raw materials of the metal glaze comprise the following components in parts by weight: 20 parts of albite, 15 parts of basalt, 8 parts of alumina, 5 parts of Suzhou soil, 13 parts of talc, 14 parts of quartz, 5 parts of copper oxide, 3 parts of manganese oxide and 2 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 22 parts of limestone, 10 parts of ferric oxide, 6 parts of aluminum oxide, 8 parts of green pyroxene, 6 parts of manganese oxide, 16 parts of quartz, 5 parts of anhydrous boric acid, 20 parts of kaolin and 15 parts of bone ash.
As a preferred embodiment, the raw materials of the metal glaze comprise the following components in parts by weight: 24 parts of albite, 18 parts of basalt, 12 parts of alumina, 7 parts of Suzhou soil, 15 parts of talc, 16 parts of quartz, 7 parts of copper oxide, 5 parts of manganese oxide and 4 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 24 parts of limestone, 12 parts of ferric oxide, 8 parts of aluminum oxide, 10 parts of green pyroxene, 8 parts of manganese oxide, 18 parts of quartz, 8 parts of anhydrous boric acid, 22 parts of kaolin and 18 parts of bone ash.
As a preferred embodiment, the raw materials of the metal glaze comprise the following components in parts by weight: 22 parts of albite, 16 parts of basalt, 10 parts of alumina, 6 parts of Suzhou soil, 14 parts of talc, 15 parts of quartz, 6 parts of copper oxide, 4 parts of manganese oxide and 3 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 23 parts of limestone, 11 parts of ferric oxide, 7 parts of aluminum oxide, 9 parts of green pyroxene, 7 parts of manganese oxide, 17 parts of quartz, 7 parts of anhydrous boric acid, 21 parts of kaolin and 16 parts of bone ash.
The preparation method of the metal glaze ceramic with the furnace transmutation silvery spots comprises the following steps:
step a, applying transmutation glaze on the formed blank body;
step b, plating a gold film on the surface of the transmutation glaze;
c, applying metal glaze on the gold film;
and d, putting the ceramic into a kiln to be fired to obtain the metal glaze ceramic product with the furnace transmutation silvery spots.
In the step a, dextrin is added when the fambe glaze is applied, and the addition amount of the dextrin is 5-8% of the mass of the fambe glaze.
In the step a, drying at the temperature of 150-.
In the step b, the gold plating film comprises the following steps: reacting liquid titanium tetrachloride with gaseous ammonia to obtain a Ti-N-Cl solid compound, placing the ceramic in a heating furnace, laying the solid compound at the bottom of the heating furnace, introducing ammonia gas, heating to 250-300 ℃, and keeping the temperature for 20-30 minutes, wherein in the heating process, the solid compound is sublimated to form titanium nitride and is deposited on the surface of the ceramic to form a metal coating film, the metal coating film is used as a transmutation glaze and a metal glaze isolating film, and in the firing process of the transmutation glaze, only the part with larger local glaze bubbles can break through the metal film and rise into a metal glaze layer, and interspersed transmutation silver spots are formed on the metal glaze.
In the step d, the temperature is raised to 1180 ℃, the temperature is kept for 1.5 hours, ferric oxide in the transmutation glaze is supersaturated, and at the position with larger local glaze bubbles, the ferric oxide breaks through the blockade of the metal coating from the transmutation glaze at the bottom layer along with the glaze bubbles, floats to the surface of the metal glaze at the top and grows by crystallization on the metal glaze; and continuously heating to 1260 ℃, preserving the temperature for 0.5h, supersaturating the metal oxide of the metal glaze in a high-temperature solution on the surface of the metal glaze, cooling, and separating out a metallic lustrous substance which covers the parts except the iron oxide.
In the step d, after the temperature is raised to 1260 ℃, slowly cooling the iron oxide for 3 to 4 hours at the speed of 100 ℃/h, then raising the temperature again to 1200 ℃ at the speed of 400 ℃/h, adopting a slow cooling mode, then rapidly raising the temperature again and rapidly cooling the iron oxide, dissolving the crystals on the surface of the iron oxide in a trace manner, forming a film on the surface of the iron oxide, reflecting silvery luster on the film, and further forming silvery spots mainly comprising magnetite in the metal glaze; the metal coating film and the double metal layers of the metal glaze enable the glaze to present colorful metal glaze effects with alternating blue and gold colors under different angles, and silver spots are dotted in the metal glaze, so that the metal coating film has a unique ornamental value.
The above description is only a few specific embodiments of the present invention, but the design concept of the present invention is not limited to the above, and any insubstantial modifications of the present invention using this concept should fall within the scope of the present invention.
Claims (10)
1. The metal glaze ceramic with the furnace transmutation silvery spots is characterized in that: the surface of the blank body is sequentially covered with metal glaze, a metal coating and transmutation glaze, and the metal glaze comprises the following raw materials in parts by weight: 20-24 parts of albite, 15-18 parts of basalt, 8-12 parts of alumina, 5-7 parts of Suzhou soil, 13-15 parts of talc, 14-16 parts of quartz, 5-7 parts of copper oxide, 3-5 parts of manganese oxide and 2-4 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 22-24 parts of limestone, 10-12 parts of ferric oxide, 6-8 parts of aluminum oxide, 8-10 parts of green pyroxene, 6-8 parts of manganese oxide, 16-18 parts of quartz, 5-8 parts of anhydrous boric acid, 20-22 parts of kaolin and 15-18 parts of bone ash.
2. The metalglazed ceramic with transmutation silvery spots of claim 1, wherein: the metal glaze comprises the following raw materials in parts by weight: 20 parts of albite, 15 parts of basalt, 8 parts of alumina, 5 parts of Suzhou soil, 13 parts of talc, 14 parts of quartz, 5 parts of copper oxide, 3 parts of manganese oxide and 2 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 22 parts of limestone, 10 parts of ferric oxide, 6 parts of aluminum oxide, 8 parts of green pyroxene, 6 parts of manganese oxide, 16 parts of quartz, 5 parts of anhydrous boric acid, 20 parts of kaolin and 15 parts of bone ash.
3. The metalglazed ceramic with transmutation silvery spots of claim 1, wherein: the metal glaze comprises the following raw materials in parts by weight: 24 parts of albite, 18 parts of basalt, 12 parts of alumina, 7 parts of Suzhou soil, 15 parts of talc, 16 parts of quartz, 7 parts of copper oxide, 5 parts of manganese oxide and 4 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 24 parts of limestone, 12 parts of ferric oxide, 8 parts of aluminum oxide, 10 parts of green pyroxene, 8 parts of manganese oxide, 18 parts of quartz, 8 parts of anhydrous boric acid, 22 parts of kaolin and 18 parts of bone ash.
4. The metalglazed ceramic with transmutation silvery spots of claim 1, wherein: the metal glaze comprises the following raw materials in parts by weight: 22 parts of albite, 16 parts of basalt, 10 parts of alumina, 6 parts of Suzhou soil, 14 parts of talc, 15 parts of quartz, 6 parts of copper oxide, 4 parts of manganese oxide and 3 parts of cobalt oxide; the transmutation glaze comprises the following raw materials in parts by weight: 23 parts of limestone, 11 parts of ferric oxide, 7 parts of aluminum oxide, 9 parts of green pyroxene, 7 parts of manganese oxide, 17 parts of quartz, 7 parts of anhydrous boric acid, 21 parts of kaolin and 16 parts of bone ash.
5. The method for preparing a metal-glazed ceramic with transmutation silvery spots according to claims 1 to 5, characterized by comprising the following steps:
step a, applying transmutation glaze on the formed blank body;
step b, plating a gold film on the surface of the transmutation glaze;
c, applying metal glaze on the gold film;
and d, putting the ceramic into a kiln and firing to obtain the metallic glaze ceramic product with the furnace transmutation silvery spots.
6. The method for preparing the metallic glaze ceramic with the transmutation silvery spots as claimed in claim 5, wherein: in the step a, dextrin is added when the fambe glaze is applied, and the addition amount of the dextrin is 5-8% of the mass of the fambe glaze.
7. The method for preparing the metallic glaze ceramic with the transmutation silvery spots as claimed in claim 5, wherein: in the step a, drying is carried out for 20-30 minutes at the temperature of 150-200 ℃ to enable the transmutation glaze to be adsorbed on the blank body, and the transmutation glaze is pre-sintered and molded at the temperature of 800-900 ℃.
8. The method for preparing the metallic glazed ceramic with the transmutation silvery spots as claimed in claim 5, wherein the method comprises the following steps: in the step b, the gold-plated film comprises the following steps: reacting liquid titanium tetrachloride with gaseous ammonia to obtain a Ti-N-Cl solid compound, placing the ceramic in a heating furnace, laying the solid compound at the bottom of the heating furnace, introducing ammonia gas, heating to 250-300 ℃, keeping the temperature for 20-30 minutes, sublimating the solid compound to form titanium nitride and depositing the titanium nitride on the surface of the ceramic in the heating process to form a metal coating film, wherein the metal coating film is used as a transmutation glaze and a metal glaze isolating film, and only a part with larger local glaze bubbles can break through the metal film and rise to a metal glaze layer in the firing process of the transmutation glaze, and dotted transmutation silver spots are formed on the metal glaze.
9. The method for preparing the metallic glaze ceramic with the transmutation silvery spots as claimed in claim 5, wherein: in the step d, the temperature is raised to 1180 ℃, the temperature is kept for 1.5 hours, ferric oxide in the transmutation glaze is supersaturated, and at the position with larger local glaze bubbles, the ferric oxide breaks through the blockade of the metal coating from the transmutation glaze at the bottom layer along with the glaze bubbles, floats to the surface of the metal glaze at the top and grows by crystallization on the metal glaze; and continuously heating to 1260 ℃, preserving the temperature for 0.5h, supersaturating the metal oxide of the metal glaze in the high-temperature solution on the surface of the metal glaze, cooling, and separating out the metallic luster object which covers the parts except the iron oxide.
10. The method for preparing the metallic glazed ceramic with the transmutation silvery spots as claimed in claim 5, wherein the method comprises the following steps: in the step d, after the temperature is raised to 1260 ℃, slowly cooling the mixture for 3 to 4 hours at the speed of 100 ℃/h, then raising the temperature again to 1200 ℃ at the speed of 400 ℃/h, dissolving the crystals on the surface of the iron oxide in a trace manner, forming a thin film on the surface of the crystals, and forming silver spots mainly comprising magnetite; the metal coating film and the double metal layers of the metal glaze enable the glaze to present colorful metal glaze effects with alternating blue and gold colors at different angles, and silver spots are dotted in the glaze.
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