FR2501190A1 - Corps ceramique en alumine et son procede de fabrication - Google Patents
Corps ceramique en alumine et son procede de fabrication Download PDFInfo
- Publication number
- FR2501190A1 FR2501190A1 FR8104609A FR8104609A FR2501190A1 FR 2501190 A1 FR2501190 A1 FR 2501190A1 FR 8104609 A FR8104609 A FR 8104609A FR 8104609 A FR8104609 A FR 8104609A FR 2501190 A1 FR2501190 A1 FR 2501190A1
- Authority
- FR
- France
- Prior art keywords
- alumina
- weight
- agglomerated
- mgo
- amount
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title description 9
- 239000000919 ceramic Substances 0.000 title description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title description 5
- 229910052782 aluminium Inorganic materials 0.000 title description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 96
- 239000000203 mixture Substances 0.000 claims abstract description 44
- 239000001257 hydrogen Substances 0.000 claims abstract description 28
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 28
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000000654 additive Substances 0.000 claims abstract description 24
- 230000000996 additive effect Effects 0.000 claims abstract description 21
- 239000006185 dispersion Substances 0.000 claims abstract description 14
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 52
- 238000005054 agglomeration Methods 0.000 claims description 46
- 230000002776 aggregation Effects 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 36
- 230000003287 optical effect Effects 0.000 claims description 34
- 239000002243 precursor Substances 0.000 claims description 15
- 239000012535 impurity Substances 0.000 claims description 14
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 claims description 12
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 8
- 239000007970 homogeneous dispersion Substances 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 108090000623 proteins and genes Proteins 0.000 claims description 5
- 239000007789 gas Substances 0.000 claims description 4
- 239000006227 byproduct Substances 0.000 claims description 3
- RVGRUAULSDPKGF-UHFFFAOYSA-N Poloxamer Chemical compound C1CO1.CC1CO1 RVGRUAULSDPKGF-UHFFFAOYSA-N 0.000 claims 1
- 230000000295 complement effect Effects 0.000 claims 1
- 230000001627 detrimental effect Effects 0.000 claims 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract description 142
- 239000000395 magnesium oxide Substances 0.000 abstract description 74
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 94
- 239000000843 powder Substances 0.000 description 29
- 230000005540 biological transmission Effects 0.000 description 24
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 24
- 239000011777 magnesium Substances 0.000 description 22
- 229910052749 magnesium Inorganic materials 0.000 description 18
- 229910052726 zirconium Inorganic materials 0.000 description 16
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 15
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 12
- 235000019359 magnesium stearate Nutrition 0.000 description 12
- VRQWWCJWSIOWHG-UHFFFAOYSA-J octadecanoate;zirconium(4+) Chemical compound [Zr+4].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O VRQWWCJWSIOWHG-UHFFFAOYSA-J 0.000 description 12
- 239000000523 sample Substances 0.000 description 12
- 239000002244 precipitate Substances 0.000 description 11
- 229910052735 hafnium Inorganic materials 0.000 description 10
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 10
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 9
- 238000005259 measurement Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 8
- 239000011148 porous material Substances 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000000227 grinding Methods 0.000 description 6
- -1 magnesium aluminate Chemical class 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 4
- 238000010411 cooking Methods 0.000 description 4
- 239000012467 final product Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052596 spinel Inorganic materials 0.000 description 4
- OERNJTNJEZOPIA-UHFFFAOYSA-N zirconium nitrate Chemical compound [Zr+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O OERNJTNJEZOPIA-UHFFFAOYSA-N 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 229910000449 hafnium oxide Inorganic materials 0.000 description 3
- PDPJQWYGJJBYLF-UHFFFAOYSA-J hafnium tetrachloride Chemical compound Cl[Hf](Cl)(Cl)Cl PDPJQWYGJJBYLF-UHFFFAOYSA-J 0.000 description 3
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 3
- 230000009931 harmful effect Effects 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 3
- 238000000399 optical microscopy Methods 0.000 description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 3
- 239000011029 spinel Substances 0.000 description 3
- 229910001928 zirconium oxide Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000011093 chipboard Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 210000000952 spleen Anatomy 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 238000004876 x-ray fluorescence Methods 0.000 description 2
- XKTNQVMGCBKCKM-UHFFFAOYSA-J C(CCCCCCCCCCCCCCCCC)(=O)[O-].[Hf+4].C(CCCCCCCCCCCCCCCCC)(=O)[O-].C(CCCCCCCCCCCCCCCCC)(=O)[O-].C(CCCCCCCCCCCCCCCCC)(=O)[O-] Chemical class C(CCCCCCCCCCCCCCCCC)(=O)[O-].[Hf+4].C(CCCCCCCCCCCCCCCCC)(=O)[O-].C(CCCCCCCCCCCCCCCCC)(=O)[O-].C(CCCCCCCCCCCCCCCCC)(=O)[O-] XKTNQVMGCBKCKM-UHFFFAOYSA-J 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241000723368 Conium Species 0.000 description 1
- 229910026161 MgAl2O4 Inorganic materials 0.000 description 1
- 241001676573 Minium Species 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 241000212342 Sium Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical class [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000004993 emission spectroscopy Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000012921 fluorescence analysis Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005088 metallography Methods 0.000 description 1
- 238000004452 microanalysis Methods 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 210000002569 neuron Anatomy 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 235000021178 picnic Nutrition 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000002798 spectrophotometry method Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005211 surface analysis Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000007738 vacuum evaporation Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—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
- C04B35/111—Fine ceramics
- C04B35/115—Translucent or transparent products
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- 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
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
- C04B35/62655—Drying, e.g. freeze-drying, spray-drying, microwave or supercritical drying
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
- C04B2235/3222—Aluminates other than alumino-silicates, e.g. spinel (MgAl2O4)
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- 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
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
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- C04B2235/44—Metal salt constituents or additives chosen for the nature of the anions, e.g. hydrides or acetylacetonate
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- 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
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/77—Density
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
- C04B2235/81—Materials characterised by the absence of phases other than the main phase, i.e. single phase materials
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
- C04B2235/87—Grain boundary phases intentionally being absent
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- 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
- C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
- C04B2235/9615—Linear firing shrinkage
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- 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
- C04B2235/9607—Thermal properties, e.g. thermal expansion coefficient
- C04B2235/9623—Ceramic setters properties
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/129,471 US4285732A (en) | 1980-03-11 | 1980-03-11 | Alumina ceramic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2501190A1 true FR2501190A1 (fr) | 1982-09-10 |
| FR2501190B1 FR2501190B1 (enExample) | 1983-12-23 |
Family
ID=22440120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8104609A Granted FR2501190A1 (fr) | 1980-03-11 | 1981-03-09 | Corps ceramique en alumine et son procede de fabrication |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4285732A (enExample) |
| JP (1) | JPS596831B2 (enExample) |
| DE (1) | DE3108677C2 (enExample) |
| FR (1) | FR2501190A1 (enExample) |
| GB (1) | GB2071073B (enExample) |
| NL (1) | NL8101128A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006125900A1 (fr) * | 2005-05-26 | 2006-11-30 | Saint-Gobain Centre De Recherches Et D'etudes Europeen | Produit d'alumine frittee transparent au rayonnement infrarouge |
Families Citing this family (75)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU185242B (en) * | 1981-02-18 | 1984-12-28 | Egyesuelt Izzolampa | Method for producing light-passing alumina sintered bodies advantageously cylinder-symmetrical ones |
| DE3315092A1 (de) * | 1982-04-26 | 1983-10-27 | Toshiba Ceramics Co., Ltd., Tokyo | Lichtdurchlaessiges aluminiumoxidkeramikrohr und verfahren zu seiner herstellung |
| CA1209193A (en) * | 1982-11-26 | 1986-08-05 | General Electric Company | High pressure sodium lamp having improved coloring rendition |
| US4580075A (en) * | 1982-11-26 | 1986-04-01 | General Electric Company | High pressure sodium lamp having improved coloring rendition |
| CA1207372A (en) * | 1982-11-26 | 1986-07-08 | General Electric Company | High pressure sodium lamp having improved efficacy |
| US4567396A (en) * | 1982-11-26 | 1986-01-28 | General Electric Company | Increased efficacy high pressure sodium lamp yielded by increased wall temperature operation |
| JPS59128268A (ja) * | 1983-01-14 | 1984-07-24 | 呉羽化学工業株式会社 | 複合セラミック粉体及びその製造方法 |
| DE3376001D1 (en) * | 1983-08-26 | 1988-04-21 | Hoechst Ceram Tec Ag | Process and apparatus for producing sintered polycrystalline translucent tubes |
| US4690727A (en) * | 1984-10-31 | 1987-09-01 | General Electric Company | Glaze polishing polycrystalline alumina material |
| US4633137A (en) * | 1984-10-31 | 1986-12-30 | General Electric Company | Glaze polished polycrystalline alumina material |
| US4797238A (en) * | 1985-11-27 | 1989-01-10 | Gte Laboratories Incorporated | Rapid-sintering of alumina |
| US4762655A (en) * | 1985-11-27 | 1988-08-09 | Gte Laboratories Incorporated | Method of sintering translucent alumina |
| GB8617656D0 (en) * | 1986-07-18 | 1986-08-28 | Alcan Int Ltd | Alumina |
| JPS63128749A (ja) * | 1986-11-19 | 1988-06-01 | Nec Corp | 密着形イメ−ジセンサ |
| US4837069A (en) * | 1987-01-07 | 1989-06-06 | Minnesota Mining And Manufacturing Company | Transparent alumina microspheres |
| US5064369A (en) * | 1987-01-27 | 1991-11-12 | Tomy, Inc. | Orthodontic device |
| NL8700844A (nl) * | 1987-04-10 | 1988-11-01 | Philips Nv | Ceramisch lichtdoorlatend materiaal, werkwijze voor het vervaardigen van een dergelijk materiaal en hogedrukontladingslamp voorzien van een dergelijk materiaal. |
| US4921819A (en) * | 1987-09-24 | 1990-05-01 | E. I. Dupont De Nemours And Company | Hafnia modified alumina fibers |
| US4948538A (en) * | 1988-10-11 | 1990-08-14 | Gte Laboratories Incorporated | Method of making translucent alumina articles |
| FR2639936B1 (fr) * | 1988-12-06 | 1991-01-25 | Thomson Csf | Piece en ceramique a plusieurs proprietes ameliorees et procede de fabrication d'une telle piece |
| EP0462780A1 (en) * | 1990-06-18 | 1991-12-27 | General Electric Company | Shield for high pressure discharge lamps |
| DE69303414T2 (de) * | 1992-04-22 | 1997-01-23 | Sumitomo Chemical Co | Polykristalliner, lichtdurchlässiger Aluminiumoxidkörper und Verfahren zu seiner Herstellung |
| US5844350A (en) * | 1992-12-18 | 1998-12-01 | General Electric Company | Coated arc tube for sodium vapor lamp |
| US5427051A (en) * | 1993-05-21 | 1995-06-27 | General Electric Company | Solid state formation of sapphire using a localized energy source |
| US5540182A (en) * | 1993-09-24 | 1996-07-30 | General Electric Company | Conversion of polycrystalline material to single crystal material using bodies having a selected surface topography |
| US5451553A (en) | 1993-09-24 | 1995-09-19 | General Electric Company | Solid state thermal conversion of polycrystalline alumina to sapphire |
| ATE155452T1 (de) * | 1993-12-10 | 1997-08-15 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Hochdruckentladungslampe mit keramischer entladungsröhre, dafür geeigneter keramischer körper und verfahren zu seiner herstellung |
| US5376606A (en) * | 1993-12-30 | 1994-12-27 | Korea Institute Of Science And Technology | Light-transmissive polycrystalline alumina ceramics |
| US5487353A (en) * | 1994-02-14 | 1996-01-30 | General Electric Company | Conversion of doped polycrystalline material to single crystal |
| US5587346A (en) * | 1995-06-16 | 1996-12-24 | Osram Sylvania, Inc. | Translucent polycrystalline alumina |
| US5631201A (en) * | 1996-07-29 | 1997-05-20 | Osram Sylvania Inc. | Translucent polycrystalline alumina and method of making same |
| US5682082A (en) * | 1996-07-29 | 1997-10-28 | Osram Sylvania Inc. | Translucent polycrystalline alumina and method of making same |
| US7297037B2 (en) * | 1998-04-28 | 2007-11-20 | General Electric Company | Ceramic discharge chamber for a discharge lamp |
| US6583563B1 (en) | 1998-04-28 | 2003-06-24 | General Electric Company | Ceramic discharge chamber for a discharge lamp |
| US6214427B1 (en) | 1998-08-28 | 2001-04-10 | General Electric Company | Method of making an electronic device having a single crystal substrate formed by solid state crystal conversion |
| US6126887A (en) * | 1999-07-30 | 2000-10-03 | General Electric Company | Method of manufacture of ceramic ARC tubes |
| JP2001064075A (ja) | 1999-08-30 | 2001-03-13 | Sumitomo Chem Co Ltd | 透光性アルミナ焼結体およびその製造方法 |
| JP4613408B2 (ja) * | 1999-10-15 | 2011-01-19 | 日本碍子株式会社 | 高圧放電灯用発光管の製造方法 |
| TW478006B (en) * | 1999-12-23 | 2002-03-01 | Gen Electric | Single ended ceramic arc discharge lamp and method of making same |
| US6592808B1 (en) * | 1999-12-30 | 2003-07-15 | General Electric Company | Cermet sintering of ceramic discharge chambers |
| US6346495B1 (en) | 1999-12-30 | 2002-02-12 | General Electric Company | Die pressing arctube bodies |
| DE10019184A1 (de) * | 2000-04-17 | 2001-10-25 | Treibacher Schleifmittel Gmbh | Formkörper |
| JP2001322867A (ja) * | 2000-05-09 | 2001-11-20 | Matsushita Electric Ind Co Ltd | 透光性焼結体と、これを用いた発光管及び放電灯 |
| US6399528B1 (en) | 2000-09-01 | 2002-06-04 | Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. | Porous aluminum oxide structures and processes for their production |
| US6475942B1 (en) * | 2000-09-05 | 2002-11-05 | General Electric Company | Conversion of polycrystalline alumina to single crystal sapphire using molybdenum doping |
| WO2002071442A1 (en) * | 2000-11-06 | 2002-09-12 | General Electric Company | Ceramic discharge chamber for a discharge lamp and methods of making it |
| US6878456B2 (en) | 2001-12-28 | 2005-04-12 | 3M Innovative Properties Co. | Polycrystalline translucent alumina-based ceramic material, uses, and methods |
| US6648638B2 (en) | 2001-12-28 | 2003-11-18 | 3M Innovative Properties Company | Orthodontic appliances including polycrystalline alumina-based ceramic material, kits, and methods |
| DE60212454T2 (de) * | 2002-01-04 | 2007-02-01 | Koninklijke Philips Electronics N.V. | Gesinterte formkörper und elektrische lampe |
| TWI334408B (en) * | 2002-05-28 | 2010-12-11 | Nat Inst Of Advanced Ind Scien | Brittle material formed of ultrafine particles |
| CN100369859C (zh) * | 2002-07-10 | 2008-02-20 | 皇家飞利浦电子股份有限公司 | 透光多晶氧化铝及形成方法 |
| US20040120886A1 (en) * | 2002-12-20 | 2004-06-24 | General Electric Company | Chlorine treatment for producing alumina ceramics with low transition metal impurities |
| EP1507180A1 (fr) * | 2003-08-11 | 2005-02-16 | Montres Rado S.A. | Elément de fermeture ou d'habillage transparent et inrayable pour une montre et montre munie d'un tel élément |
| US6844285B1 (en) | 2003-09-03 | 2005-01-18 | Osram Sylvania Inc. | Transparent polycrystalline yttrium aluminum garnet |
| CN1317224C (zh) * | 2004-05-11 | 2007-05-23 | 山东轻工业学院 | 氧化铝系多相复合结构陶瓷材料及其生产方法 |
| ATE486051T1 (de) * | 2004-07-02 | 2010-11-15 | Konoshima Chemical | Lichtdurchlässiges lutetiumoxid-sinterprodukt und herstellungsverfahren dafür |
| EP1805119B1 (en) * | 2004-10-01 | 2015-07-01 | Ceranova Corporation | Polycrystalline alumina articles and methods of manufacture |
| JP4880904B2 (ja) * | 2005-02-15 | 2012-02-22 | 新光電気工業株式会社 | 放電管 |
| US20060202627A1 (en) * | 2005-03-09 | 2006-09-14 | General Electric Company | Ceramic arctubes for discharge lamps |
| GB2428867A (en) * | 2005-08-05 | 2007-02-07 | Gen Electric | A one-piece end plug with tapered leg portion for a ceramic arc tube |
| US7330122B2 (en) | 2005-08-10 | 2008-02-12 | Remotemdx, Inc. | Remote tracking and communication device |
| DE102006011224B4 (de) * | 2006-03-10 | 2009-09-24 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Schlicker sowie damit hergestellter keramischer Verbundwerkstoff |
| US20080283522A1 (en) | 2007-05-14 | 2008-11-20 | Shuyl Qin | Translucent polycrystalline alumina ceramic |
| US7678725B2 (en) * | 2007-05-14 | 2010-03-16 | General Electric Company | Translucent polycrystalline alumina ceramic |
| US8278233B2 (en) * | 2009-09-09 | 2012-10-02 | Ngk Insulators, Ltd. | Translucent polycrystalline sintered body, method for producing the same, and arc tube for high-intensity discharge lamp |
| US8319431B2 (en) | 2010-06-25 | 2012-11-27 | General Electric Company | Ceramic arc tube for a discharge lamp and method of making same |
| US20120306365A1 (en) * | 2011-06-06 | 2012-12-06 | General Electric Company | Polycrystalline transluscent alumina for high intensity discharge lamps |
| AR088684A1 (es) * | 2011-11-07 | 2014-06-25 | Ceramtec Etec Gmbh | Ceramica transparente |
| US9658520B2 (en) | 2012-10-01 | 2017-05-23 | Koninklijke Philips N.V. | Wavelength converting element comprising ceramic capsule |
| EP3107116B1 (en) * | 2014-02-12 | 2018-12-26 | NGK Insulators, Ltd. | Handle substrate of composite substrate for semiconductor, and composite substrate for semiconductor |
| RU2735350C2 (ru) | 2015-06-16 | 2020-10-30 | Керамтек-Этек Гмбх | Прозрачный керамический материал в качестве компонента небьющихся оптических стекол |
| KR20200113032A (ko) * | 2015-10-06 | 2020-10-05 | 엔테그리스, 아이엔씨. | 고체 전구체의 저온 소결 |
| RU2684540C1 (ru) * | 2018-06-13 | 2019-04-09 | Федеральное государственное бюджетное учреждение науки Институт электрофизики Уральского отделения Российской академии наук (ИЭФ УрО РАН) | Способ допирования MgO-nAl2O3 керамик ионами железа |
| JP7062087B2 (ja) * | 2018-12-06 | 2022-05-02 | 日本碍子株式会社 | セラミックス焼結体及び半導体装置用基板 |
| CN111302777A (zh) * | 2020-02-26 | 2020-06-19 | 深圳市商德先进陶瓷股份有限公司 | 氧化铝陶瓷及其制备方法和陶瓷轴承 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1264914A (enExample) * | 1968-07-10 | 1972-02-23 | ||
| FR2179807A1 (enExample) * | 1972-04-07 | 1973-11-23 | Philips Nv | |
| US4150317A (en) * | 1977-03-11 | 1979-04-17 | General Electric Company | Polycrystalline alumina material |
| FR2425414A1 (enExample) * | 1978-05-12 | 1979-12-07 | Ngk Insulators Ltd |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3026210A (en) * | 1961-01-03 | 1962-03-20 | Gen Electric | Transparent alumina and method of preparation |
| US3026177A (en) * | 1961-04-25 | 1962-03-20 | Gen Electric | Process for producing transparent polycrystalline alumina |
| SU531795A1 (ru) * | 1975-03-31 | 1976-10-15 | Московский Ордена Ленина И Ордена Трудового Красного Знамени Химикотехнологический Институт Им.Д.И.Менделеева | Способ изготовлени изделий из прозрачной керамики |
-
1980
- 1980-03-11 US US06/129,471 patent/US4285732A/en not_active Expired - Lifetime
-
1981
- 1981-02-03 GB GB8103315A patent/GB2071073B/en not_active Expired
- 1981-03-07 DE DE3108677A patent/DE3108677C2/de not_active Expired
- 1981-03-09 NL NL8101128A patent/NL8101128A/nl not_active Application Discontinuation
- 1981-03-09 FR FR8104609A patent/FR2501190A1/fr active Granted
- 1981-03-10 JP JP56033255A patent/JPS596831B2/ja not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1264914A (enExample) * | 1968-07-10 | 1972-02-23 | ||
| FR2179807A1 (enExample) * | 1972-04-07 | 1973-11-23 | Philips Nv | |
| US4150317A (en) * | 1977-03-11 | 1979-04-17 | General Electric Company | Polycrystalline alumina material |
| FR2425414A1 (enExample) * | 1978-05-12 | 1979-12-07 | Ngk Insulators Ltd |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006125900A1 (fr) * | 2005-05-26 | 2006-11-30 | Saint-Gobain Centre De Recherches Et D'etudes Europeen | Produit d'alumine frittee transparent au rayonnement infrarouge |
| FR2886289A1 (fr) * | 2005-05-26 | 2006-12-01 | Saint Gobain Ct Recherches | Produit d'alumine frittee transparent au rayonnement infrarouge |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56140072A (en) | 1981-11-02 |
| DE3108677C2 (de) | 1982-12-02 |
| NL8101128A (nl) | 1981-10-01 |
| GB2071073A (en) | 1981-09-16 |
| DE3108677A1 (de) | 1982-01-07 |
| JPS596831B2 (ja) | 1984-02-14 |
| US4285732A (en) | 1981-08-25 |
| GB2071073B (en) | 1984-01-04 |
| FR2501190B1 (enExample) | 1983-12-23 |
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