ATE127109T1 - Keramiken mit hoher zähigkeit, festigkeit und härte. - Google Patents

Keramiken mit hoher zähigkeit, festigkeit und härte.

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Publication number
ATE127109T1
ATE127109T1 AT90907970T AT90907970T ATE127109T1 AT E127109 T1 ATE127109 T1 AT E127109T1 AT 90907970 T AT90907970 T AT 90907970T AT 90907970 T AT90907970 T AT 90907970T AT E127109 T1 ATE127109 T1 AT E127109T1
Authority
AT
Austria
Prior art keywords
strength
al2o3
ceramic
toughness
zro2
Prior art date
Application number
AT90907970T
Other languages
English (en)
Inventor
Robert L K Matsumoto
Anil V Virkar
Raymond A Cutler
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=ATE127109(T1) "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 ATE127109T1 publication Critical patent/ATE127109T1/de

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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
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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
    • C04B35/117—Composites
    • C04B35/119—Composites with zirconium oxide
    • 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
    • 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
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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
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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
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
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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
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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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Products (AREA)
  • Materials For Medical Uses (AREA)
  • Saccharide Compounds (AREA)
  • Glass Compositions (AREA)
AT90907970T 1989-04-07 1990-04-09 Keramiken mit hoher zähigkeit, festigkeit und härte. ATE127109T1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ATE127109T1 true ATE127109T1 (de) 1995-09-15

Family

ID=23310028

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90907970T ATE127109T1 (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)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
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US5830816A (en) * 1990-08-06 1998-11-03 Cerasiv Gmbh Innovatives Keramik-Engineering Sintered molding
ATE109441T1 (de) * 1990-08-06 1994-08-15 Cerasiv Gmbh Sinterformkörper und seine verwendung.
DE4116008A1 (de) * 1991-05-16 1992-11-19 Feldmuehle Ag Stora Sinterformkoerper und seine verwendung
US5137852A (en) * 1991-01-11 1992-08-11 Rockwell International Corp. High temperature ceramic composites
JPH08502305A (ja) * 1992-09-25 1996-03-12 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 アルミナおよびセリアを含む砥粒の製造方法
DE69309478T2 (de) * 1992-09-25 1997-07-10 Minnesota Mining & Mfg Aluminiumoxid und zirconiumoxid enthaltendes schleifkorn
CA2142466A1 (en) * 1992-09-25 1994-04-14 Henry A. Larmie Abrasive grain including rare earth oxide therin
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
US5733588A (en) * 1996-10-28 1998-03-31 Eastman Kodak Company Ceramic molding equipment
US5885626A (en) * 1996-10-28 1999-03-23 Eastman Kodak Company Die retaining element
US6452957B1 (en) * 1997-10-31 2002-09-17 Ceramtec Ag Innovative Ceramic Engineering Sintered shaped body reinforced with platelets
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
DE102007020473B4 (de) * 2007-04-27 2016-03-03 Ceramtec Gmbh Keramischer Werkstoff, seine Verwendung und Sinterformkörper
CN101715435A (zh) * 2007-04-27 2010-05-26 陶瓷技术股份公司 陶瓷材料
DE102007020471A1 (de) * 2007-04-27 2008-11-06 Ceramtec Ag Innovative Ceramic Engineering Sinterformkörper
US8074472B2 (en) * 2007-07-31 2011-12-13 Zircoa Inc. Grinding beads and method of producing the same
EP2448880B1 (de) * 2009-06-30 2019-06-05 Aktiebolaget SKF Zirkon-aluminium-keramisches rollelement und verfahren zu dessen herstellung
KR101747870B1 (ko) * 2009-12-16 2017-06-15 세람테크 게엠베하 주성분으로서의 알루미늄 옥사이드 및 지르코늄 옥사이드, 및 분산질상으로 구성되는 세라믹 복합 재료
WO2011083022A1 (de) * 2009-12-16 2011-07-14 Ceramtec Gmbh Keramischer verbundwerkstoff, bestehend aus den hauptbestandteilen aluminiumoxid und zirkonoxid
CN104995155B (zh) * 2013-02-13 2018-11-13 陶瓷技术有限责任公司 基于氧化锆的单相和多相材料
US9353010B2 (en) 2013-03-14 2016-05-31 Amedica Corporation Alumina-zirconia ceramic implants and related materials, apparatus, and methods
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WO1990011980A1 (en) 1990-10-18
DE69022045T2 (de) 1996-05-09
US5002911A (en) 1991-03-26
EP0466836B1 (de) 1995-08-30
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DE69022045D1 (de) 1995-10-05
NO913841D0 (no) 1991-10-01

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