DE69022045T2 - Keramiken mit hoher zähigkeit, festigkeit und härte. - Google Patents

Keramiken mit hoher zähigkeit, festigkeit und härte.

Info

Publication number
DE69022045T2
DE69022045T2 DE69022045T DE69022045T DE69022045T2 DE 69022045 T2 DE69022045 T2 DE 69022045T2 DE 69022045 T DE69022045 T DE 69022045T DE 69022045 T DE69022045 T DE 69022045T DE 69022045 T2 DE69022045 T2 DE 69022045T2
Authority
DE
Germany
Prior art keywords
strength
al2o3
ceramic
toughness
zro2
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.)
Expired - Fee Related
Application number
DE69022045T
Other languages
English (en)
Other versions
DE69022045D1 (de
Inventor
Robert Matsumoto
Anil Virkar
Raymond Cutler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ceram Tools As Kristiansand No
Original Assignee
Ceramatec Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23310028&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69022045(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ceramatec Inc filed Critical Ceramatec Inc
Application granted granted Critical
Publication of DE69022045D1 publication Critical patent/DE69022045D1/de
Publication of DE69022045T2 publication Critical patent/DE69022045T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • C04B35/64—Burning or sintering processes
    • C04B35/645—Pressure sintering
    • C04B35/6455—Hot isostatic pressing
    • 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
    • C04B35/111—Fine ceramics
    • C04B35/117—Composites
    • C04B35/119—Composites with zirconium 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
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/486—Fine ceramics
    • C04B35/488—Composites
    • C—CHEMISTRY; METALLURGY
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/486—Fine ceramics
    • C04B35/488—Composites
    • C04B35/4885—Composites with aluminium oxide
    • C—CHEMISTRY; METALLURGY
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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
    • C04B35/71—Ceramic products containing macroscopic reinforcing agents
    • C04B35/78—Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
    • C04B35/80—Fibres, filaments, whiskers, platelets, or the like
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • 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
    • C04B2235/3213—Strontium oxides or oxide-forming salts thereof
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    • 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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    • C04B2235/32—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
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    • 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
    • C04B2235/3229—Cerium 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
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3246—Stabilised zirconias, e.g. YSZ or cerium stabilised zirconia
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
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    • 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
    • C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
    • C04B2235/3248—Zirconates or hafnates, e.g. zircon
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    • 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
    • C04B2235/604—Pressing at temperatures other than sintering temperatures
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6567—Treatment time
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    • C04B2235/785—Submicron sized grains, i.e. from 0,1 to 1 micron
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    • C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
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    • C04B2235/788—Aspect ratio of the grains
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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
    • C—CHEMISTRY; METALLURGY
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    • 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
DE69022045T 1989-04-07 1990-04-09 Keramiken mit hoher zähigkeit, festigkeit und härte. Expired - Fee Related DE69022045T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/335,046 US5002911A (en) 1989-04-07 1989-04-07 Ceramics with high toughness, strength and hardness
PCT/US1990/001906 WO1990011980A1 (en) 1989-04-07 1990-04-09 Ceramics with high toughness, strength and hardness

Publications (2)

Publication Number Publication Date
DE69022045D1 DE69022045D1 (de) 1995-10-05
DE69022045T2 true DE69022045T2 (de) 1996-05-09

Family

ID=23310028

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69022045T Expired - Fee Related DE69022045T2 (de) 1989-04-07 1990-04-09 Keramiken mit hoher zähigkeit, festigkeit und härte.

Country Status (7)

Country Link
US (1) US5002911A (de)
EP (1) EP0466836B1 (de)
JP (1) JPH04504559A (de)
AT (1) ATE127109T1 (de)
DE (1) DE69022045T2 (de)
NO (1) NO302614B1 (de)
WO (1) WO1990011980A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19850366B4 (de) * 1997-10-31 2016-12-15 Ceramtec Gmbh Plateletverstärkter Sinterformkörper, dessen Verwendung und Verfahren zu seiner Herstellung

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4116008A1 (de) * 1991-05-16 1992-11-19 Feldmuehle Ag Stora Sinterformkoerper und seine verwendung
WO1992002470A1 (de) * 1990-08-06 1992-02-20 Stora Feldmühle Aktiengesellschaft Sinterformkörper und seine verwendung
US5830816A (en) * 1990-08-06 1998-11-03 Cerasiv Gmbh Innovatives Keramik-Engineering Sintered molding
US5137852A (en) * 1991-01-11 1992-08-11 Rockwell International Corp. High temperature ceramic composites
JP3560341B2 (ja) * 1992-09-25 2004-09-02 ミネソタ・マイニング・アンド・マニュファクチュアリング・カンパニー アルミナおよびジルコニアを含む砥粒
ATE186939T1 (de) * 1992-09-25 1999-12-15 Minnesota Mining & Mfg Seltenes erdoxid enthaltendes schleifkorn
BR9307095A (pt) * 1992-09-25 1999-03-30 Minnesota Mining & Mfg Processo para preparar grãos de abrasivo
JP2945221B2 (ja) * 1992-11-19 1999-09-06 ワイケイケイ株式会社 高靭性アルミナ系複合焼結体の製造方法
JP3287149B2 (ja) * 1994-02-14 2002-05-27 松下電器産業株式会社 アルミナ質のセラミックス
US5674616A (en) * 1995-02-06 1997-10-07 Conversion Technologies International, Inc. Glass beads having improved fracture toughness
JP2945935B2 (ja) * 1996-10-01 1999-09-06 松下電工株式会社 ジルコニア系複合セラミック焼結体、及びその製法
US5885626A (en) * 1996-10-28 1999-03-23 Eastman Kodak Company Die retaining element
US5733588A (en) * 1996-10-28 1998-03-31 Eastman Kodak Company Ceramic molding equipment
JPH11160572A (ja) * 1997-11-28 1999-06-18 Kyocera Corp 光ファイバコネクタ用フェルール
US7820577B2 (en) * 2003-10-30 2010-10-26 Kyocera Corporation Biomedical member and method for producing the same
EP1845072B1 (de) * 2005-01-27 2016-09-28 Kyocera Corporation Mischkeramik und herstellungsverfahren dafür
FR2882749B1 (fr) 2005-03-01 2007-04-27 Saint Gobain Ct Recherches Bille frittee a base de zircone et d'oxyde de cerium
DE102006035704A1 (de) * 2006-08-01 2008-02-07 Robert Bosch Gmbh Sinterformkörper, Verfahren zu dessen Herstellung und Verwendung desselben
DE102007020471A1 (de) * 2007-04-27 2008-11-06 Ceramtec Ag Innovative Ceramic Engineering Sinterformkörper
DE102007020473B4 (de) * 2007-04-27 2016-03-03 Ceramtec Gmbh Keramischer Werkstoff, seine Verwendung und Sinterformkörper
WO2008132157A2 (de) * 2007-04-27 2008-11-06 Ceramtec Ag Keramischer werkstoff
US8074472B2 (en) * 2007-07-31 2011-12-13 Zircoa Inc. Grinding beads and method of producing the same
CN102482158A (zh) * 2009-06-30 2012-05-30 Skf公司 氧化锆-氧化铝陶瓷材料
CN102858714A (zh) * 2009-12-16 2013-01-02 陶瓷技术有限责任公司 由主成分氧化铝和氧化锆组成的陶瓷复合材料
CA2784692C (en) * 2009-12-16 2018-09-18 Ceramtec Gmbh Ceramic composite material consisting of aluminium oxide and zirconium oxide as the main constituents, and a dispersoid phase
US10047013B2 (en) 2013-02-13 2018-08-14 Ceramtec Gmbh Zirconia-based monophase and multiphase materials
US9353010B2 (en) 2013-03-14 2016-05-31 Amedica Corporation Alumina-zirconia ceramic implants and related materials, apparatus, and methods
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NO913841L (no) 1991-10-01
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US5002911A (en) 1991-03-26
JPH04504559A (ja) 1992-08-13
NO302614B1 (no) 1998-03-30
EP0466836B1 (de) 1995-08-30
ATE127109T1 (de) 1995-09-15
EP0466836A4 (en) 1993-06-23
EP0466836A1 (de) 1992-01-22
DE69022045D1 (de) 1995-10-05

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