CN110204327A - Colourful transparent ceramics and preparation method thereof - Google Patents
Colourful transparent ceramics and preparation method thereof Download PDFInfo
- Publication number
- CN110204327A CN110204327A CN201910586785.8A CN201910586785A CN110204327A CN 110204327 A CN110204327 A CN 110204327A CN 201910586785 A CN201910586785 A CN 201910586785A CN 110204327 A CN110204327 A CN 110204327A
- Authority
- CN
- China
- Prior art keywords
- sintering
- preparation
- powder
- transparent ceramics
- colourful transparent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 37
- 238000005245 sintering Methods 0.000 claims abstract description 103
- 239000000843 powder Substances 0.000 claims abstract description 94
- 238000000034 method Methods 0.000 claims abstract description 61
- 238000003825 pressing Methods 0.000 claims abstract description 53
- 238000000498 ball milling Methods 0.000 claims abstract description 47
- 230000008569 process Effects 0.000 claims abstract description 36
- 238000012545 processing Methods 0.000 claims abstract description 26
- 238000001035 drying Methods 0.000 claims abstract description 25
- 239000003086 colorant Substances 0.000 claims abstract description 16
- 238000000227 grinding Methods 0.000 claims abstract description 16
- 238000005498 polishing Methods 0.000 claims abstract description 14
- 238000000465 moulding Methods 0.000 claims abstract description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 23
- 239000008367 deionised water Substances 0.000 claims description 22
- 229910021641 deionized water Inorganic materials 0.000 claims description 22
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 13
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims description 13
- 239000002002 slurry Substances 0.000 claims description 12
- 229910000314 transition metal oxide Inorganic materials 0.000 claims description 11
- 239000012298 atmosphere Substances 0.000 claims description 10
- 229910052593 corundum Inorganic materials 0.000 claims description 10
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 10
- 229910003443 lutetium oxide Inorganic materials 0.000 claims description 9
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium oxide Inorganic materials [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052681 coesite Inorganic materials 0.000 claims description 6
- 229910052906 cristobalite Inorganic materials 0.000 claims description 6
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical group O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 6
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium(III) oxide Inorganic materials O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 229910052682 stishovite Inorganic materials 0.000 claims description 6
- 229910052905 tridymite Inorganic materials 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229960000935 dehydrated alcohol Drugs 0.000 claims description 4
- RSEIMSPAXMNYFJ-UHFFFAOYSA-N europium(III) oxide Inorganic materials O=[Eu]O[Eu]=O RSEIMSPAXMNYFJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- FIXNOXLJNSSSLJ-UHFFFAOYSA-N ytterbium(III) oxide Inorganic materials O=[Yb]O[Yb]=O FIXNOXLJNSSSLJ-UHFFFAOYSA-N 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 239000012300 argon atmosphere Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 3
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 238000000462 isostatic pressing Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000007873 sieving Methods 0.000 abstract description 11
- 229910002106 crystalline ceramic Inorganic materials 0.000 abstract description 7
- 239000011222 crystalline ceramic Substances 0.000 abstract description 7
- 239000000203 mixture Substances 0.000 description 21
- 239000002223 garnet Substances 0.000 description 15
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Inorganic materials [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 12
- 238000005054 agglomeration Methods 0.000 description 10
- 230000002776 aggregation Effects 0.000 description 10
- 238000005056 compaction Methods 0.000 description 9
- 239000011521 glass Substances 0.000 description 9
- 239000004677 Nylon Substances 0.000 description 8
- 229920001778 nylon Polymers 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 238000000975 co-precipitation Methods 0.000 description 3
- 239000011812 mixed powder Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000012498 ultrapure water Substances 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
- 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
- C04B35/10—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 aluminium oxide
-
- 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
- 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
- C04B35/44—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 aluminates
-
- 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
- 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
-
- 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
- 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
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
-
- 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
- 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
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- 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
- 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
-
- 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
- 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
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
-
- 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
- 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
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3275—Cobalt oxides, cobaltates or cobaltites or oxide forming salts thereof, e.g. bismuth cobaltate, zinc cobaltite
-
- 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
- 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
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3279—Nickel oxides, nickalates, or oxide-forming salts thereof
-
- 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
- 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
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
-
- 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
- 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
- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
- C04B2235/444—Halide containing anions, e.g. bromide, iodate, chlorite
- C04B2235/445—Fluoride containing anions, e.g. fluosilicate
-
- 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
- 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
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5436—Particle size related information expressed by the size of the particles or aggregates thereof micrometer sized, i.e. from 1 to 100 micron
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/608—Green bodies or pre-forms with well-defined density
-
- 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
- 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
-
- 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
- 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
- C04B2235/6567—Treatment time
-
- 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
- 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
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6581—Total pressure below 1 atmosphere, e.g. vacuum
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9646—Optical properties
- C04B2235/9653—Translucent or transparent ceramics other than alumina
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9646—Optical properties
- C04B2235/9661—Colour
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
The invention discloses a kind of colourful transparent ceramics and preparation method thereof, the colourful transparent ceramic powder that will first obtain, colorant and sintering aid are sufficiently mixed using planetary ball mill technique, it is dry after the ball milling predetermined time, the broken sieving of powder after drying, pre-molding, isostatic cool pressing processing, high temperature sintering and grinding/polishing step are successively carried out again, and colourful transparent ceramics sample is prepared.Colored crystalline ceramics can be prepared in the present invention, use complex sintering aids to effectively promote the sintering process of ceramics, reduce sintering temperature, improve the translucency of crystalline ceramics, while colorant once adds and simplifies preparation process.
Description
Technical field
The present invention relates to technical field of ceramic material, more specifically to a kind of colourful transparent ceramics and its preparation side
Method.
Background technique
Colourful transparent ceramics include solid-state laser, infrared window, armo(u)red glass etc. in the application of traditional field, and this year is saturating
Gradually there is new application, such as solid-state lighting, Mobile phone screen, ornament etc. in bright ceramics.It is continuous with its application range
The increase of expansion and people to its demand increasingly requires its inexpensive, easy to operate, mass production.
Theoretically, the host material of colourful transparent ceramics must be the crystal structure of higher-symmetry first, with vertical
Square crystal structure be it is best, cubic crystal structure and hexagonal crystal can also be with to structure because they without or it is only very weak
Birefringent problem.In addition, sintered colourful transparent ceramic material must have the consistency close to 100%, stomata in other words
Rate just can guarantee sufficiently high transparency less than 0.01%, while cannot contain impurity or the second phase.Therefore, colourful transparent is made pottery
The selection range relative narrower of porcelain, and preparation process's is more demanding.Therefore, current crystalline ceramics preparation process is mainly strong
The preparation of powder is adjusted, the quality of only powder reaches certain requirement, just there is preferable sintering character, guarantees the complete cause of ceramics
Densification.Many wet chemical methods be used to prepare the powder of crystalline ceramics and colourful transparent ceramics, wherein chemical coprecipitation
It is most widely used, because comparatively process is fairly simple for chemical coprecipitation, and raw material is easy to obtain compared with other methods
, thus cost is relatively low.But since chemical coprecipitation process is related to soluble precursor (chloride or nitrate etc.),
The pollutants such as chloride ion and nitrate ion can be generated in preparation process, so that technique does not have environmental requirement.Meanwhile entire system
Standby process and cleaning process are needed using a large amount of high purity water so that complex technical process and it is very long, additionally increase and be produced into
This.
The preparation of prior art transparent ceramic powder there are aiming at the problem that, and the specific demand for colourful transparent ceramics
And purposes, the present invention greatly promotes the sintering technology of powder using multiple sintering aid technology, so that avoiding chemical method prepares powder
The process of material, while effective adding method of colorant is used, the colourful transparent ceramics of needs are prepared, colour is also made
The preparation and production of crystalline ceramics are completely compatible with traditional ceramic process, therefore are very easy to extend to industrialized production.
Summary of the invention
It is completely compatible, easy to accomplish big with traditional ceramic process that technical problem to be solved by the invention is to provide a kind of
The preparation method of the colourful transparent ceramics of batch production.
In order to achieve the above object, the present invention adopts the following technical scheme that:
A kind of preparation method of colourful transparent ceramics, it is characterised in that the following steps are included:
S1: oxide powder, colorant and sintering aid are placed in ball grinder together according to a certain ratio, while being added suitable
The deionized water or dehydrated alcohol of amount, with planetary ball mill continuous ball milling 2-12 hours at room temperature;
S2: slurry is placed in stand in baking oven after ball milling and is dried;
S3: the sample after drying is crushed, and then crosses 200-400 mesh;
S4: pre-molding, isostatic cool pressing processing, high temperature sintering are successively carried out to gained powder;
S5: sintered sinter carries out grinding and polishing treatment obtains colourful transparent ceramics.
In a preferred embodiment, oxide powder described in the step S1 is selected from Y2O3、Al2O3、
Sc2O3、Lu2O3Any one of or combination;The sintering aid is selected from MgO, ZrO2、LiF、SiO2Any one of or group
It closes.
In a preferred embodiment, colorant described in the step S1 is selected from transition metal oxide or dilute
Any one of earth elements oxide or combination.In a further preferred embodiment, the transition metal oxide choosing
From MnO2、Fe2O3, any one of CoO, NiO, CuO or combination, the rare earth oxide be selected from Nd2O3、Eu2O3、
Yb2O3、Pr2O3Any one of or combination.
In a preferred embodiment, oxide powder, colorant and sintering aid described in the step S1
Weight percent is 1:0.001-5%:0.001-5%, the weight ratio of the abrading-ball of the oxide powder and the ball mill
For 1:5-1:20.
In a preferred embodiment, stoving process condition is stood in the step S2 are as follows: stand drying 4-24
Hour, oven temperature is set as 60-90 DEG C.
In a preferred embodiment, the process conditions of the isostatic cool pressing processing in the step S4 are as follows: pressure
For 100-400MPa.
In a further preferred embodiment, the high temperature sintering step in the step S4 uses vacuum-sintering skill
Art, process conditions are as follows: vacuum degree 10-2-10-5Pa, sintering temperature are 1500-1900 DEG C, sintering time 2-24h.Alternatively,
High temperature sintering in the step S4 uses atmosphere sintering, process conditions are as follows: hydrogen atmosphere, nitrogen atmosphere, oxygen atmosphere or
Argon atmosphere, sintering temperature are 1500-1900 DEG C, sintering time 2-24h.
Another aspect of the present invention protects a kind of preparation method using the colourful transparent ceramics above-mentioned to be prepared
Colourful transparent ceramic product.
Compared with the prior art, the advantages of the present invention are as follows:
(1) colourful transparent ceramic preparation of the invention makes full use of the synergistic effect of a variety of sintering aids, to mention
The sintering process of high powder reduces sintering temperature, shortens sintering time, while guaranteeing that sintered body has very high optical property,
Disposable addition colorant simplifies preparation process more simultaneously.
(2) crystalline ceramics prepared by the present invention can reach 90% or more of theoretical optics transmitance.It is demonstrate,proved by experiment
The crystalline ceramics with a thickness of 1mm or so that is bright, being prepared using the method for the present invention, visible region straight line transmittance not
Lower than 75%.
(2) preparation process of the method for the present invention is easy to operate, low raw-material cost, is not related to chemical reaction, does not generate dirt
Water dirt, therefore large-scale industrial production easy to accomplish, colourful transparent ceramics obtained visible/near infrared/in it is infrared
Range there is very high transmitance, color multiplicity can be used in optical system, in high-intensity discharge lighting system, jewellery and dress
Ornaments design etc..
Detailed description of the invention
Fig. 1 is the preparation method flow diagram of colourful transparent ceramics of the invention.
Fig. 2 is the sample for the yttrium-aluminium-garnet base colourful transparent ceramics that the preparation method of the embodiment of the present invention 1 is prepared
Photo.
Specific embodiment
Explanation is further spread out to the present invention below with reference to more specific embodiment, it is to be noted that this hair
Bright a kind of colourful transparent ceramics and preparation method thereof are not limited to this specific form or step.For those skilled in the art
Member it will be readily appreciated that, even if the following description content does not make any adjustments or corrects, can also be directly applied for herein
Unspecified other similar compound or preparation method.
As shown in Figure 1, the preparation method of colourful transparent ceramics of the invention, comprising the following steps:
S1: oxide powder, colorant and sintering aid are placed in ball grinder together according to a certain ratio, while being added suitable
The deionized water or dehydrated alcohol of amount, with planetary ball mill continuous ball milling 2-12 hours at room temperature;
Wherein, oxide powder can be Y2O3、Al2O3、Sc2O3、Lu2O3Any one of combination, preferably combination of two
Or three kinds or more of composition, the composition can be the composition of two oxides, can also be and contain the two oxides
The compound of ingredient, such as yttrium-aluminium-garnet (Y3Al5O12) powder, itself just contains Y2O3And Al2O3Two oxides ingredient,
This similar composite oxides powder also should be within protection scope of the present invention.
Wherein, sintering aid is selected from MgO, ZrO2、LiF、SiO2Any one of or combination, preferably MgO, ZrO2、LiF、
SiO2Middle in combination of any two or more, for example including but be not limited to SiO2With LiF, MgO and LiF, MgO and ZrO2、
SiO2, LiF and ZrO2Etc., it will be appreciated by the skilled person that it should all be within protection scope of the present invention described in this field.This
Invention makes full use of the synergistic effect of a variety of sintering aids, to improve the sintering process of powder, reduces sintering temperature, shortens and burn
The time is tied, while guaranteeing that sintered body has very high optical property.
Wherein, colorant is selected from any one of transition metal oxide or rare earth oxide or combination, Ke Yigen
It is selected according to required color, by disposably adding colorant the preparation process of colourful transparent ceramics is more simplified,
With traditional ceramic process is completely compatible, mass production easy to accomplish.The transition metal oxide is selected from MnO2、
Fe2O3, any one of CoO, NiO, CuO or combination, the rare earth oxide be selected from Nd2O3、Eu2O3、Yb2O3、
Pr2O3Any one of or combination, it is described combination can be two kinds or more transition metal oxide combination, can be two
The combination of kind or the above rare earth oxide, the group being also possible between transition metal oxide and rare earth oxide
It closes.
Wherein, oxide powder, colorant and sintering aid weight percent are 1:0.001-5%:0.001-5%, excellent
Be selected as 1:0.1-4%, more preferably 1:0.5-2%, when colorant is two kinds and combination of the above object, proportion can it is identical or
It is slightly different, so that the total weight percent of colorant is in aforementioned range.The oxide powder and the ball milling
The weight ratio of the abrading-ball of machine is 1:5-1:20, preferably 1:8-1:15, more preferably 1:10-1:12, the abrading-ball of the ball mill
For conventional abrading-ball, such as aluminium oxide abrading-ball etc..
Wherein, suitable deionized water or dehydrated alcohol are added simultaneously during mixing and ball milling, dosage with by powder and
Subject to abrading-ball just floods, with planetary ball mill continuous ball milling 2-12 hours at room temperature, it can also use commonly used in the art
Other ball grinding techniques, or Ball-milling Time is appropriately extended, it will be understood by those skilled in the art that also should be in protection of the invention
Within the scope of.
S2: the slurry that S1 step ball milling obtains is placed in stand in baking oven and is dried, stands stoving process condition are as follows: stand and dry
4-24 hours dry, oven temperature is set as 60-90 DEG C.
S3: the sample after the drying of S2 step is crushed, 200-400 mesh is then crossed.
Wherein, it is crushed and sieves and realized using the prior art of this field routine, phase can be used according to degree of agglomeration
The breaking method answered, such as squeeze, grind etc..Meanwhile screening is the powder of required granularity in order to obtain, is added so as to subsequent
Work molding and required consistency and the porosity etc..
S4: pre-molding, isostatic cool pressing processing, high temperature sintering are successively carried out to powder obtained by S3 step.
Wherein, three pre-molding, isostatic cool pressing processing, high temperature sintering techniques can use this field conventional technique
Or equipment is realized;Such as the powder after sieving is needed to add in the process suitable polyvinyl alcohol water solution and is made using dry-pressing formed
Ensure molding effect for adhesive;The pressure that molding uses need to be adjusted correspondingly according to the composition and property of powder, to protect
Demonstrate,prove the not no defect because caused by pressure is improper in microstructure in formed body;Because such defect is once being formed by nothing
Method is eliminated in subsequent sintering process;Guarantee it is dry-pressing formed after green body relative density be 50-55% within the scope of.
Wherein, the process conditions of isostatic cool pressing processing are pressure 100-400MPa, preferably 150-300MPa, more preferable 200-
250MPa, so that the relative density of sample is within the scope of 60-65% after processing.
Wherein, high temperature sintering step can use vacuum sintering technique, can also use atmosphere sintering.It is burnt when using vacuum
When knot technology, process conditions are as follows: vacuum degree 10-2~10-5Pa, sintering temperature are 1500-1900 DEG C, sintering time 2-
24h;When using atmosphere sintering technology, process conditions are as follows: hydrogen atmosphere, nitrogen atmosphere, oxygen atmosphere or argon atmosphere, sintering
Temperature is 1500-1900 DEG C, sintering time 2-24h.Suitable control heating and rate of temperature fall during the sintering process, do not have
Special requirement.
S5: step S4 sintered sinter carries out grinding and polishing treatment obtains colourful transparent ceramics of the invention.
The preparation method for the colourful transparent ceramics that present invention will be further explained by specific examples below.
Embodiment 1
S1: to the yttrium-aluminium-garnet (Y of 10kg3Al5O12) 0.5kg transition metal oxide CoO is added in powder is used as
Toner, the SiO of the LiF and 0.05kg of 0.05kg2As sintering aid, the mixture arrived is placed in nylon ball grinder, simultaneously
It is put into aluminium oxide abrading-ball and deionized water;So that the weight ratio of aforementioned powders mixture and aluminium oxide abrading-ball is 1:20, it is added
Amount of deionized water be just powder and abrading-ball are flooded;Powder ball milling is carried out using planetary ball mill, the revolving speed of ball mill is
200 revs/min, Ball-milling Time 12h.
S2: after ball milling, ball milling slurry is transferred in size glassware appropriate, and be placed into drying box
In be dried, drying temperature be 90 DEG C, drying time 2h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 52%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 240MPa;Sample after processing
The relative density of product is 63%.
Normal high-temperature vacuum sintering, the process conditions of vacuum-sintering are carried out to isostatic cool pressing treated green body are as follows: true
Reciprocal of duty cycle 10-3Pa, sintering temperature are 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet base blue-tinted transparent ceramics.
Fig. 2 gives the yttrium-aluminium-garnet base colourful transparent ceramics sample image that the preparation method of embodiment 1 obtains, part
Sample does not have ground and polishing treatment.As shown in Fig. 2, sample all has penetrating texture.Similarly, following further embodiments system
The colourful transparent ceramics sample that Preparation Method obtains also possesses similar appearance, and it is quite high to illustrate that technology of preparing of the invention has
Reliability can be realized mass production.
Embodiment 2
S1: to 1kg yttrium-aluminium-garnet (Y3Al5O12) 0.01kg transition metal oxide CoO and 0.01kg is added in powder
Rare earth oxide Nd2O3, the MgO of the LiF and 0.01kg of 0.01kg are as sintering aid, by the mixture arrived merging Buddhist nun
Imperial ball grinder, while being put into aluminium oxide abrading-ball and deionized water;So that the weight ratio of powders mixture and aluminium oxide abrading-ball is 1:
15, the amount of deionized water being added is just to flood powder and abrading-ball;Powder ball milling, ball mill are carried out using planetary ball mill
Revolving speed be 180 revs/min, Ball-milling Time 10h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature is 90 DEG C, time 4h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 54%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 220MPa;Sample after processing
The relative density of product is 64%.
High-temperature vacuum sintering, high-temperature vacuum sintering process conditions are as follows: vacuum degree are carried out to isostatic cool pressing treated green body
10-5Pa, sintering temperature are 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet base blue-tinted transparent ceramics.
Embodiment 3
S1:: to 1kg yttrium-aluminium-garnet (Y3Al5O12) be added in powder 0.01kg transition metal oxide CoO and
The ZrO2 of the MgO and 0.005kg of 0.005kg transition metal oxide NiO, 0.01kg are as sintering aid, the mixing that will be arrived
Object is placed in nylon ball grinder, while being put into aluminium oxide abrading-ball and deionized water;So that the weight of powders mixture and aluminium oxide abrading-ball
For amount than being 1:10, the amount of deionized water being added is just to flood powder and abrading-ball;Powder ball is carried out using planetary ball mill
Mill, the revolving speed of ball mill are 150 revs/min, Ball-milling Time 8h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature is 85 DEG C, time 6h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 54%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 200MPa;Sample after processing
The relative density of product is 63%.
High-temperature vacuum sintering, the process conditions of high-temperature vacuum sintering are as follows: vacuum are carried out to isostatic cool pressing treated green body
Degree 10-5Pa, sintering temperature are 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet base blue-tinted transparent ceramics.
Embodiment 4
S1: to 1kgY2O3And Al2O3Mixed powder (Y2O3:Al2O3=3:5) in be added 0.003kg rare earth oxide
Yb2O3, the SiO of the LiF and 0.0016kg of 0.0021kg2As sintering aid, the mixture arrived is placed in nylon ball grinder,
It is put into aluminium oxide abrading-ball and deionized water simultaneously;So that the weight ratio of powders mixture and aluminium oxide abrading-ball is 1:8, it is added
Amount of deionized water is just to flood powder and abrading-ball;Using planetary ball mill and powder ball milling is carried out, the revolving speed of ball mill is 120
Rev/min, Ball-milling Time 8h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature is 65 DEG C, time 23h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 54%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 180MPa;Sample after processing
The relative density of product is 64%.
High-temperature vacuum sintering, the process conditions of high-temperature vacuum sintering are as follows: vacuum are carried out to isostatic cool pressing treated green body
Degree 10-5Pa, sintering temperature are 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet base green transparent ceramics.
Embodiment 5
S1: to 1kgY2O3And Al2O3Mixed powder (Y2O3:Al2O3=3:5) in be added 0.008kg rare earth oxide
Nd2O3With the Eu of 0.005kg2O3, the MgO of the LiF and 0.016kg of 0.018kg as sintering aid, by mixture set
Enter nylon ball grinder, while being put into aluminium oxide abrading-ball and deionized water;So that the weight ratio of powders mixture and aluminium oxide abrading-ball
For 1:12, the amount of deionized water being added is just to flood powder and abrading-ball;Using planetary ball mill and carry out powder ball milling, ball
The revolving speed of grinding machine is 60 revs/min, Ball-milling Time 4h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature is 60 DEG C, and the time is for 24 hours.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 53%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 160MPa;Sample after processing
The relative density of product is 63%.
High-temperature vacuum sintering, process conditions are as follows: vacuum degree 10 are carried out to isostatic cool pressing treated green body-3Pa, sintering temperature
Degree is 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet base green transparent ceramics.
Embodiment 6
S1: to the Y of 1kg2O3And Al2O3Mixed powder (Y2O3:Al2O3=3:5) in be added 0.013kg rare-earth oxidation
Object Nd2O3With the Pr of 0.05kg2O3, the ZrO of the MgO and 0.021kg of 0.012kg2As sintering aid, by mixture set
Enter nylon ball grinder, while being put into aluminium oxide abrading-ball and deionized water;So that the weight ratio of powders mixture and aluminium oxide abrading-ball
For 1:5, the amount of deionized water being added is just to flood powder and abrading-ball;Using planetary ball mill and carry out powder ball milling, ball
The revolving speed of grinding machine is 100 revs/min, Ball-milling Time 8h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature are as follows: 70 DEG C, time 18h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 52%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 200MPa;Sample after processing
The relative density of product is 62%.
High-temperature vacuum sintering, process conditions are as follows: vacuum degree 10 are carried out to isostatic cool pressing treated green body-2Pa, sintering temperature
Degree is 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet base green transparent ceramics.
Embodiment 7
S1: to the Sc of 1kg2O3And Lu2O3Powder (Sc2O3: Lu2O3=4:6) in be added 0.028kg rare earth oxide
Nd2O3With the Yb of 0.015kg2O3, the SiO of the LiF and 0.0017kg of 0.0021kg2As sintering aid, the mixture that will be arrived
It is placed in nylon ball grinder, while being put into aluminium oxide abrading-ball and deionized water;So that the weight of powders mixture and aluminium oxide abrading-ball
Than for 1:12, the amount of deionized water being added is just to flood powder and abrading-ball;Using planetary ball mill and powder ball milling is carried out,
The revolving speed of ball mill is 95 revs/min, Ball-milling Time 8h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature are as follows: 75 DEG C, time 20h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 55%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 190MPa;Sample after processing
The relative density of product is 64%.
High-temperature vacuum sintering, process conditions are as follows: vacuum degree 10 are carried out to isostatic cool pressing treated green body-4Pa, sintering temperature
Degree is 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet original washing powder red, transparent ceramics.
Embodiment 8
S1: to the Sc of 1kg2O3And Lu2O3Powder (Sc2O3: Lu2O3=7:3) in be added 0.05kg rare earth oxide
Eu2O3, the MgO of the LiF (0.001-2.5%) and 0.0023kg of 0.002kg are as sintering aid, by the mixture arrived merging
Nylon ball grinder, while being put into aluminium oxide abrading-ball and deionized water;So that the weight ratio of powders mixture and aluminium oxide abrading-ball is
1:15, the amount of deionized water being added are just to flood powder and abrading-ball;Using planetary ball mill and carry out powder ball milling, ball milling
The revolving speed of machine is 120 revs/min, Ball-milling Time 8h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature are as follows: 80 DEG C, time 10h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: powder after sieving using dry-pressing formed, it is dry-pressing formed after green body relative density be 54%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 200MPa;Sample after processing
The relative density of product is 63%.
High-temperature vacuum sintering is carried out to isostatic cool pressing treated green body, process conditions are vacuum degree 10-4Pa, sintering temperature
It is 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet original washing powder red, transparent ceramics.
Embodiment 9
S1: to the Sc of 1kg2O3And Lu2O3Powder (Sc2O3: Lu2O3=3:5) in be added 0.035kg rare earth oxide
Nd2O3, the ZrO of the MgO and 0.007kg of 0.015kg2As sintering aid, the mixture arrived is placed in nylon ball grinder, together
When be put into aluminium oxide abrading-ball and deionized water;So that the weight ratio of powders mixture and aluminium oxide abrading-ball is 1:18, it is added
Amount of deionized water is just to flood powder and abrading-ball;Using planetary ball mill and powder ball milling is carried out, the revolving speed of ball mill is 160
Rev/min, Ball-milling Time 8h.
S2: after ball milling, ball milling slurry is transferred in size glass culture dish appropriate, and be placed into drying
It is dried in case, drying temperature is 75 DEG C, time 18h.
S3: the powder after dry needs to be crushed there are caking phenomenon;Corresponding breaking method is used according to degree of agglomeration;
Broken powder is after 200-400 mesh.
S4: the powder after sieving use it is dry-pressing formed after green body relative density for 54%.
Isostatic cool pressing processing is carried out to dry-pressing formed green body, the pressure of cold isostatic compaction is 190MPa;Sample after processing
The relative density of product is 63%.
High-temperature vacuum sintering, process conditions are as follows: vacuum degree 10 are carried out to isostatic cool pressing treated green body-3Pa, sintering temperature
Degree is 1760 DEG C, sintering time 13h.
S5: the sinter obtained after high temperature pressure-free sintering is machined again, that is, includes grinding and polishing, finally obtains
Obtain yttrium-aluminium-garnet original washing powder red, transparent ceramics.
Although the detailed description and description of the specific embodiments of the present invention are given above, it should be noted that
We can carry out various equivalent changes and modification to above embodiment according to the concept of the present invention, and generated function is made
It, should all be within protection scope of the present invention when with the spirit still covered without departing from specification and attached drawing.
Claims (10)
1. a kind of preparation method of colourful transparent ceramics, it is characterised in that the following steps are included:
S1: oxide powder, colorant and sintering aid are placed in ball grinder together according to a certain ratio, while being added suitable
Deionized water or dehydrated alcohol, with planetary ball mill continuous ball milling 2-12 hours at room temperature;
S2: slurry is placed in stand in baking oven after ball milling and is dried;
S3: the sample after drying is crushed, and then crosses 200-400 mesh;
S4: pre-molding, isostatic cool pressing processing, high temperature sintering are successively carried out to gained powder;
S5: sintered sinter carries out grinding and polishing treatment obtains colourful transparent ceramics.
2. the preparation method of colourful transparent ceramics according to claim 1, it is characterised in that described in the step S1
Oxide powder is selected from Y2O3、Al2O3、Sc2O3、Lu2O3Any one of or combination;The sintering aid is selected from MgO, ZrO2、
LiF、SiO2Any one of or combination.
3. the preparation method of colourful transparent ceramics according to claim 1, it is characterised in that described in the step S1
Colorant be selected from any one of transition metal oxide or rare earth oxide or combination.
4. the preparation method of colourful transparent ceramics according to claim 3, it is characterised in that the transiting metal oxidation
Object is selected from MnO2、Fe2O3, any one of CoO, NiO, CuO or combination, the rare earth oxide be selected from Nd2O3、
Eu2O3、Yb2O3、Pr2O3Any one of or combination.
5. the preparation method of colourful transparent ceramics according to claim 1-4, it is characterised in that the step S1
Described in oxide powder, colorant and sintering aid weight percent be 1:0.001-5%:0.001-5%, the oxygen
The weight ratio of the abrading-ball of compound powder and the ball mill is 1:5-1:20.
6. the preparation method of colourful transparent ceramics according to claim 1, it is characterised in that stood in the step S2
Stoving process condition are as follows: stand drying 4-24 hours, oven temperature is set as 60-90 DEG C.
7. the preparation method of colourful transparent ceramics according to claim 1, it is characterised in that cold in the step S4
The process conditions of isostatic pressing are as follows: pressure 100-400MPa.
8. the preparation method of colourful transparent ceramics according to claim 1 or claim 7, it is characterised in that in the step S4
High temperature sintering step uses vacuum sintering technique, process conditions are as follows: vacuum degree 10-2-10-5Pa, sintering temperature 1500-
1900 DEG C, sintering time 2-24h.
9. the preparation method of colourful transparent ceramics according to claim 1 or claim 7, it is characterised in that in the step S4
High temperature sintering uses atmosphere sintering, process conditions are as follows: hydrogen atmosphere, nitrogen atmosphere, oxygen atmosphere or argon atmosphere, sintering temperature
It is 1500-1900 DEG C, sintering time 2-24h.
10. the colourful transparent ceramics of the preparation method preparation of -9 described in any item colourful transparent ceramics according to claim 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910586785.8A CN110204327A (en) | 2019-07-01 | 2019-07-01 | Colourful transparent ceramics and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910586785.8A CN110204327A (en) | 2019-07-01 | 2019-07-01 | Colourful transparent ceramics and preparation method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110204327A true CN110204327A (en) | 2019-09-06 |
Family
ID=67795812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910586785.8A Pending CN110204327A (en) | 2019-07-01 | 2019-07-01 | Colourful transparent ceramics and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110204327A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111375481A (en) * | 2020-03-23 | 2020-07-07 | 河北金汇陶瓷有限公司 | Integrated device and method for powder making, dust collection and impurity removal by ceramic dry method |
CN112939579A (en) * | 2021-01-19 | 2021-06-11 | 湖南省醴陵市兆荣瓷业有限公司 | Formula and method for preparing yellow 95 ceramic with stable high-temperature color by permeating zirconium base |
CN112940535A (en) * | 2020-12-31 | 2021-06-11 | 深圳市丁鼎陶瓷科技有限公司 | Red pigment for zirconia ceramic, preparation method and application thereof |
CN113213902A (en) * | 2021-05-27 | 2021-08-06 | 阿特麦哲(东莞)新材料科技有限公司 | Color porous ceramic atomizing core and preparation method thereof |
CN117069482A (en) * | 2023-08-15 | 2023-11-17 | 湖南省新化县恒生电子陶瓷有限责任公司 | Alumina ceramic for new energy automobile fuse and preparation method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1724465A (en) * | 2005-06-03 | 2006-01-25 | 中国科学院上海硅酸盐研究所 | The yttrium aluminum garnet transparent ceramic material and the preparation method of codope |
CN106187190A (en) * | 2016-07-12 | 2016-12-07 | 苏州创思得新材料有限公司 | Colored transparent pottery for display screen |
CN107056297A (en) * | 2017-03-03 | 2017-08-18 | 中国科学院长春光学精密机械与物理研究所 | Re:Lu2O3Crystalline ceramics and its gel injection moulding preparation |
-
2019
- 2019-07-01 CN CN201910586785.8A patent/CN110204327A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1724465A (en) * | 2005-06-03 | 2006-01-25 | 中国科学院上海硅酸盐研究所 | The yttrium aluminum garnet transparent ceramic material and the preparation method of codope |
CN106187190A (en) * | 2016-07-12 | 2016-12-07 | 苏州创思得新材料有限公司 | Colored transparent pottery for display screen |
CN107056297A (en) * | 2017-03-03 | 2017-08-18 | 中国科学院长春光学精密机械与物理研究所 | Re:Lu2O3Crystalline ceramics and its gel injection moulding preparation |
Non-Patent Citations (1)
Title |
---|
赵连泽: "《新型材料学导论》", 30 April 2000, 南京大学出版社 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111375481A (en) * | 2020-03-23 | 2020-07-07 | 河北金汇陶瓷有限公司 | Integrated device and method for powder making, dust collection and impurity removal by ceramic dry method |
CN112940535A (en) * | 2020-12-31 | 2021-06-11 | 深圳市丁鼎陶瓷科技有限公司 | Red pigment for zirconia ceramic, preparation method and application thereof |
CN112940535B (en) * | 2020-12-31 | 2022-07-19 | 深圳市丁鼎陶瓷科技有限公司 | Red pigment for zirconia ceramic, preparation method and application thereof |
CN112939579A (en) * | 2021-01-19 | 2021-06-11 | 湖南省醴陵市兆荣瓷业有限公司 | Formula and method for preparing yellow 95 ceramic with stable high-temperature color by permeating zirconium base |
CN113213902A (en) * | 2021-05-27 | 2021-08-06 | 阿特麦哲(东莞)新材料科技有限公司 | Color porous ceramic atomizing core and preparation method thereof |
CN117069482A (en) * | 2023-08-15 | 2023-11-17 | 湖南省新化县恒生电子陶瓷有限责任公司 | Alumina ceramic for new energy automobile fuse and preparation method thereof |
CN117069482B (en) * | 2023-08-15 | 2024-02-02 | 湖南省新化县恒生电子陶瓷有限责任公司 | Alumina ceramic for new energy automobile fuse and preparation method thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110204327A (en) | Colourful transparent ceramics and preparation method thereof | |
CN110183223A (en) | A kind of preparation method of crystalline ceramics | |
CN105777118B (en) | Lanthanide series rare earth tantalate high-temperature ceramic and preparation method thereof | |
CN101870582B (en) | Preparation method of tooth color imitating dental tetragonal polycrystalline zirconia ceramics | |
CN103130499B (en) | A kind of preparation method of microwave dielectric ceramic materials | |
CN111204802B (en) | Preparation method of black yttrium-stabilized zirconia powder | |
CN111205081B (en) | Single-structure type low-color-temperature high-color-rendering-index fluorescent ceramic and preparation method and application thereof | |
CN106431360B (en) | Material for dental prosthesis and method for preparing dental prosthesis | |
WO2023024187A1 (en) | Preparation method for yag-based transparent ceramic having large-scale thin sheet composite structure | |
CN115536390B (en) | Transparent dielectric energy storage ceramic material and preparation method and application thereof | |
CN102924072A (en) | YAG transparent ceramic for white light LED, and preparation method thereof | |
CN107244898A (en) | A kind of barium calcium zirconate titanate base leadless piezoelectric ceramics material of barium strontium titanate doping and preparation method thereof | |
CN100591642C (en) | Porcelain material for temperature stabilization X9R type multilayer ceramic capacitor and method for producing the same | |
CN107389770A (en) | The preparation method of lambda sensor dielectric substrate and fine and close diffusion layer double-decker | |
CN113149652A (en) | High-light-transmittance transparent ceramic prepared based on cold sintering technology and preparation method thereof | |
CN106064942A (en) | high-Curie-temperature lead-free SNKBT piezoelectric ceramic and preparation method thereof | |
CN108640676A (en) | Solid reaction process prepares pyrochlore structure Bi2Ti2O7The method of ceramics | |
CN108314451A (en) | A kind of preparation method of blue zirconium oxide ceramic | |
CN113582688B (en) | High-toughness haze gray ceramic and preparation method thereof | |
CN109608191B (en) | A kind of high intensity gray oxide zircon ceramic and preparation method thereof | |
CN112778798B (en) | Black ceramic pigment, black zirconia ceramic powder, black zirconia ceramic and preparation method thereof | |
CN101857463B (en) | Ceramic glaze and preparation method thereof | |
CN116986902A (en) | High-entropy perovskite ceramic material with submicron fine grain structure and preparation method thereof | |
CN113072378A (en) | Tetragonal phase nano composite zirconia powder, preparation method thereof and sintered body | |
LIU et al. | Fabrication and characterizations of red Ce-doped 8YSZ transparent ceramics by two-step sintering |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190906 |