DE69111715T2 - Selbstarmierte Siliziumnitridkeramik von hoher Bruchzähigkeit und Verfahren zu deren Herstellung. - Google Patents

Selbstarmierte Siliziumnitridkeramik von hoher Bruchzähigkeit und Verfahren zu deren Herstellung.

Info

Publication number
DE69111715T2
DE69111715T2 DE69111715T DE69111715T DE69111715T2 DE 69111715 T2 DE69111715 T2 DE 69111715T2 DE 69111715 T DE69111715 T DE 69111715T DE 69111715 T DE69111715 T DE 69111715T DE 69111715 T2 DE69111715 T2 DE 69111715T2
Authority
DE
Germany
Prior art keywords
silicon nitride
whiskers
beta
high fracture
phase
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
DE69111715T
Other languages
English (en)
Other versions
DE69111715D1 (de
Inventor
Aleksander J Pyzik
Harold W Rossow
Douglas B Schwarz
Donald R Beaman
Barbara M Pyzik
William J Dubensky
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of DE69111715D1 publication Critical patent/DE69111715D1/de
Publication of DE69111715T2 publication Critical patent/DE69111715T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64Burning or sintering processes
    • C04B35/645Pressure sintering
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • C04B35/593Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride obtained by pressure sintering
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/71Ceramic products containing macroscopic reinforcing agents
    • C04B35/78Ceramic products containing macroscopic reinforcing agents containing non-metallic materials
    • C04B35/80Fibres, filaments, whiskers, platelets, or the like
DE69111715T 1990-08-24 1991-02-13 Selbstarmierte Siliziumnitridkeramik von hoher Bruchzähigkeit und Verfahren zu deren Herstellung. Expired - Fee Related DE69111715T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/572,823 US5118645A (en) 1988-01-27 1990-08-24 Self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same

Publications (2)

Publication Number Publication Date
DE69111715D1 DE69111715D1 (de) 1995-09-07
DE69111715T2 true DE69111715T2 (de) 1996-01-18

Family

ID=24289495

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69111715T Expired - Fee Related DE69111715T2 (de) 1990-08-24 1991-02-13 Selbstarmierte Siliziumnitridkeramik von hoher Bruchzähigkeit und Verfahren zu deren Herstellung.

Country Status (13)

Country Link
US (2) US5118645A (de)
EP (1) EP0472256B1 (de)
JP (1) JPH04224171A (de)
KR (2) KR920004309A (de)
CN (1) CN1059137A (de)
AT (1) ATE125788T1 (de)
BR (1) BR9100715A (de)
CA (1) CA2036864A1 (de)
DE (1) DE69111715T2 (de)
FI (1) FI910842A (de)
IL (1) IL97334A0 (de)
NO (1) NO910701L (de)
TW (2) TW218000B (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5449649A (en) * 1989-01-17 1995-09-12 Li; Chien-Wei Monolithic silicon nitride having high fracture toughness
US5091347A (en) * 1990-08-15 1992-02-25 The Dow Chemical Company Self-reinforced silicon nitride ceramic body and a method of preparing the same
SE9100895D0 (sv) * 1991-03-25 1991-03-25 Sandvik Ab Saett att framstaella skaer foeretraedesvis foer skaerande bearbetning av varmhaallfasta material
JP2974473B2 (ja) * 1991-10-30 1999-11-10 日本碍子株式会社 複合セラミックスおよびその製造法
US5269989A (en) * 1992-09-01 1993-12-14 The Dow Chemical Company Cermet or ceramic/glass composites including self-reinforced β-Silicon nitride, and method of making same
US5698156A (en) * 1993-06-30 1997-12-16 Sumitomo Electric Industries, Ltd. Method of producing a silicon nitride based sintered body
US5464583A (en) * 1993-07-29 1995-11-07 Lockheed Idaho Technologies Company Method for manufacturing whisker preforms and composites
US5538675A (en) * 1994-04-14 1996-07-23 The Dow Chemical Company Method for producing silicon nitride/silicon carbide composite
US5723392A (en) * 1994-06-23 1998-03-03 Cercom, Inc. In-situ grown whisker reinforced ceramics
JPH0987036A (ja) * 1995-09-22 1997-03-31 Isuzu Ceramics Kenkyusho:Kk 窒化ケイ素焼結体とその製造方法
SE513938C2 (sv) * 1996-07-19 2000-11-27 Sandvik Ab Skärverktygsmaterial av kiselnitrid
JP4161423B2 (ja) * 1997-10-30 2008-10-08 住友電気工業株式会社 窒化アルミニウム焼結体及びそのメタライズ基板
US6475407B2 (en) * 1998-05-19 2002-11-05 Showa Denko K.K. Composition for polishing metal on semiconductor wafer and method of using same
CN1112337C (zh) * 1999-05-28 2003-06-25 清华大学 一种超高韧性氮化硅基复合材料的制备方法
US6610113B1 (en) 1999-09-09 2003-08-26 Kennametal Pc Inc. Process for heat treating ceramics and articles of manufacture made thereby
CN1098231C (zh) * 2000-03-21 2003-01-08 中国科学院上海硅酸盐研究所 促进赛隆陶瓷烧结致密化的方法
US7695521B2 (en) * 2001-05-01 2010-04-13 Amedica Corporation Hip prosthesis with monoblock ceramic acetabular cup
US7776085B2 (en) * 2001-05-01 2010-08-17 Amedica Corporation Knee prosthesis with ceramic tibial component
US20050177238A1 (en) * 2001-05-01 2005-08-11 Khandkar Ashok C. Radiolucent bone graft
DE60230739D1 (de) * 2001-05-01 2009-02-26 Amedica Corp Röntgendurchlässiges knochentransplantat
EP1408874B1 (de) * 2001-06-14 2012-08-08 Amedica Corporation Metall-keramik-verbundgelenk
WO2004058098A2 (en) * 2002-12-17 2004-07-15 Amedica Corporation Total disc implant
CN1309680C (zh) * 2003-07-09 2007-04-11 山东硅苑新材料科技股份有限公司 低温烧结复相耐磨陶瓷材料
US6977233B2 (en) * 2003-07-15 2005-12-20 Honeywell International, Inc. Sintered silicon nitride
CN1321940C (zh) * 2005-11-24 2007-06-20 清华大学 一种自增韧氮化硅陶瓷线材精轧辊材料的制备方法
US8252058B2 (en) * 2006-02-16 2012-08-28 Amedica Corporation Spinal implant with elliptical articulatory interface
US20070198093A1 (en) * 2006-02-17 2007-08-23 Amedica Corporation Spinal implant with offset keels
CN100439286C (zh) * 2006-08-29 2008-12-03 中材高新材料股份有限公司 超高温近零烧蚀ZrB2-ZrC-SiC复相陶瓷的制备方法
EP3750861A1 (de) * 2006-12-22 2020-12-16 CoorsTek, Inc. Siliciumnitridkörper und verfahren zur herstellung
JP4855975B2 (ja) * 2007-02-27 2012-01-18 日本碍子株式会社 ガスセンサの製造方法
JP4971829B2 (ja) * 2007-02-27 2012-07-11 日本碍子株式会社 ガスセンサ
CN101880173A (zh) * 2009-05-07 2010-11-10 宁波大学 一种碳化硅晶须原位增韧氧化铝陶瓷
JP6140955B2 (ja) * 2011-12-21 2017-06-07 日本特殊陶業株式会社 セラミックヒータの製造方法
US10806831B2 (en) 2012-05-09 2020-10-20 Sintx Technologies, Inc. Antibacterial biomedical implants and associated materials, apparatus, and methods
CN102664374B (zh) * 2012-05-10 2014-10-15 慈溪市输变电工程有限公司 一种采用陶瓷材料的导线分离器
EP2940178A4 (de) * 2012-12-26 2016-08-17 Wu Shanghua Verfahren zur herstellung einer al2o2-beschichtung auf einer oberfläche eines silicium-nitrid-schneidwerkzeugs mittels pvd und verbundstoffbeschichtungsverfahren
CN103420677B (zh) * 2013-07-30 2015-05-27 浙江大学 一种高强度高抗氧化性bn陶瓷及其制备方法
CN104370548B (zh) * 2014-10-27 2016-04-13 合肥市东庐机械制造有限公司 一种高速钢切割刀具用陶瓷材料及其制备方法
CN104893372B (zh) * 2015-05-22 2017-12-12 苏州市嘉明机械制造有限公司 一种镜板用耐高温绝缘涂层
CN104862689B (zh) * 2015-05-22 2017-08-01 苏州市嘉明机械制造有限公司 一种镜板用高寿命耐热压绝缘涂层
JP6871542B2 (ja) * 2017-02-28 2021-05-12 国立大学法人横浜国立大学 無機物成形体およびその製造方法
CN106830690B (zh) * 2017-03-03 2019-02-19 中南大学 一种自增强增韧的氮化硅/氮化铝/镧钡铝硅酸盐微晶玻璃三元复合材料及其制备方法
CN110461378A (zh) * 2017-03-27 2019-11-15 辛特科技公司 抗菌生物医学植入物以及相关的材料、装置和方法
CN108067633A (zh) * 2017-12-06 2018-05-25 中国航发哈尔滨东安发动机有限公司 一种表面微结构及其阵列振动加工方法
CN108863396B (zh) * 2018-06-14 2021-04-06 广东工业大学 一种氮化硅基连续功能梯度陶瓷球及其制备方法和应用
CN109320258A (zh) * 2018-10-30 2019-02-12 郑州大学 一种多晶硅铸锭用氮化硅窑具材料及其制备方法
CN109721347B (zh) * 2019-01-14 2021-08-24 中南大学 一种SiC晶须与C-AlPO4粉末协同改性莫来石涂层的制备方法
CN110423108A (zh) * 2019-06-21 2019-11-08 武汉科技大学 一种基于蓝晶石尾矿的含锆莫来石材料及其制备方法
CN110698207A (zh) * 2019-11-08 2020-01-17 陕西科技大学 一种基于氮化硅的层状陶瓷复合材料及其制备方法
CN111233521A (zh) * 2020-02-21 2020-06-05 广东工业大学 一种可增强氮化硅陶瓷抑菌性能的方法及应用
CN114477997A (zh) * 2020-05-20 2022-05-13 深圳市科思飞科技有限公司 一种陶瓷粉及其用途
CN112209727A (zh) * 2020-09-02 2021-01-12 珠海弘德表面技术有限公司 一种用于电厂锅炉受热面的陶瓷涂料及其制备方法
CN112624770B (zh) * 2021-01-06 2023-03-31 西安航科创星电子科技有限公司 一种氮化硅特种陶瓷材料及其制备方法
CN112898030A (zh) * 2021-02-04 2021-06-04 哈尔滨科友半导体产业装备与技术研究院有限公司 Pvt法高温生长设备用热电偶护套的制备方法
CN114937537B (zh) * 2022-06-21 2023-12-19 西安西电高压电瓷有限责任公司 一种碳陶瓷合闸电阻及制备工艺
CN116161952B (zh) * 2023-04-26 2023-08-18 淄博职业学院 高断裂韧性复合陶瓷材料及其制备方法

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097293A (en) * 1969-04-30 1978-06-27 Tokyo Shibaura Electric Co., Ltd. Method for manufacturing heat-resistant reinforced composite materials
US4004937A (en) * 1972-10-24 1977-01-25 Kabushiki Kaisha Toyota Chuo Kenkyusho Method for producing a sintered silicon nitride base ceramic and said ceramic
US4025351A (en) * 1972-10-24 1977-05-24 Kabushiki Kaisha Toyota Chuo Kenkyusho Sintered silicon nitride base ceramic and said ceramic
JPS523647B2 (de) * 1972-10-24 1977-01-29
US4046580A (en) * 1974-06-28 1977-09-06 Tokyo Shibaura Electric Co., Ltd. Silicon nitride-based sintered material and method for manufacturing the same
US4218257A (en) * 1975-04-07 1980-08-19 Ngk Insulators, Ltd. Sintered silicon nitride body and a method of producing the same
JPS51132207A (en) * 1975-05-14 1976-11-17 Tokyo Shibaura Electric Co Manufacture of high density and high strength sintering articles
US4119689A (en) * 1977-01-03 1978-10-10 General Electric Company Sintering of silicon nitride using Be additive
US4179301A (en) * 1979-01-08 1979-12-18 Gte Sylvania Incorporated Si3 N4 containing intergranular phase nucleating agent and method
US4323325A (en) * 1979-12-20 1982-04-06 Ford Motor Company ethod of using Si3 N4.Y2 O3.SiO2 ceramic system for machine cast iron
US4227842A (en) * 1979-12-20 1980-10-14 Ford Motor Company Method of using Si3 N4.Y2 O3.SiO2 ceramic system for machining cast iron
US4279657A (en) * 1980-01-30 1981-07-21 General Electric Company Light-transmitting silicon nitride
EP0100380B1 (de) * 1981-02-05 1987-06-16 Sumitomo Electric Industries Limited Verfahren zur plastischen Verformung von Nichteisenmetallen
JPS5826077A (ja) * 1981-08-10 1983-02-16 株式会社東芝 セラミツクス焼結体及びその製造方法
JPS5860676A (ja) * 1981-09-30 1983-04-11 日本特殊陶業株式会社 窒化珪素焼結体及びその製造方法
EP0079678B1 (de) * 1981-10-12 1985-09-04 Sumitomo Electric Industries Limited Verfahren zum Sintern von Siliciumnitrid
JPS5864274A (ja) * 1981-10-12 1983-04-16 住友電気工業株式会社 窒化けい素の焼結方法
US4511525A (en) * 1981-11-26 1985-04-16 Tokyo Shibaura Denki Kabushiki Kaisha Process for producing sintered silicon nitride-base body
US4406668A (en) * 1982-05-20 1983-09-27 Gte Laboratories Incorporated Nitride coated silicon nitride cutting tools
JPS5921413A (ja) * 1982-07-26 1984-02-03 Sumitomo Electric Ind Ltd 圧延ロ−ル
US4753764A (en) * 1982-09-24 1988-06-28 Sumitomo Electric Industries, Ltd. Manufacturing method for fiber reinforced silicon ceramics sintered body
CA1223013A (en) * 1983-04-22 1987-06-16 Mikio Fukuhara Silicon nitride sintered body and method for preparing the same
US4543345A (en) * 1984-02-09 1985-09-24 The United States Of America As Represented By The Department Of Energy Silicon carbide whisker reinforced ceramic composites and method for making same
JPS60186475A (ja) * 1984-03-06 1985-09-21 京セラ株式会社 窒化珪素質焼結体及びその製造方法
US4603116A (en) * 1984-04-09 1986-07-29 Gte Laboratories Incorporated Silicon nitride based ceramics and method
JPS6168373A (ja) * 1984-09-07 1986-04-08 日本碍子株式会社 窒化珪素焼結体およびその製造法
JPS6172684A (ja) * 1984-09-18 1986-04-14 株式会社東芝 高強度・高耐摩耗摺動部材およびその製造方法
JPS6178657A (ja) * 1984-09-27 1986-04-22 Toshiba Corp プリンタ用ガイド部材
JPS6197167A (ja) * 1984-10-17 1986-05-15 住友電気工業株式会社 窒化珪素焼結体およびその製造法
JPS61106430A (ja) * 1984-10-31 1986-05-24 Noritake Co Ltd ガラス器ブロ−成形用セラミツク型
DE3504145A1 (de) * 1985-02-07 1986-08-07 Basf Ag, 6700 Ludwigshafen Neues verfahren zur herstellung hochfester und hochtemperaturbestaendiger keramischer formteile aus siliziumnitrid
US4891342A (en) * 1985-11-20 1990-01-02 Kyocera Corporation Process for preparing a silicon nitride sintered body
JPS62158166A (ja) * 1985-12-27 1987-07-14 三菱化学株式会社 窒化珪素混合粉末の製造法
JPS62207765A (ja) * 1986-03-06 1987-09-12 日本碍子株式会社 窒化珪素焼結体
US4652276A (en) * 1986-03-10 1987-03-24 Gte Valeron Corporation High toughness silicon nitride cutting tools
EP0251522A3 (de) * 1986-06-24 1988-12-14 Ube Industries, Ltd. Verfahren zur Herstellung von Siliziumnitrid des beta-Typs
JPS63185864A (ja) * 1986-09-05 1988-08-01 株式会社日立製作所 複合セラミツクスおよびその製法
US4717693A (en) * 1986-10-24 1988-01-05 Gte Products Corporation Process for producing beta silicon nitride fibers
US4820665A (en) * 1986-12-16 1989-04-11 Ngk Insulators, Ltd. Ceramic sintered bodies and a process for manufacturing the same
JPH0774103B2 (ja) * 1986-12-27 1995-08-09 日本碍子株式会社 高硬度窒化珪素焼結体
US4920085A (en) * 1987-04-02 1990-04-24 Kyocera Corporation Silicon nitride sintered body and process for preparation thereof
JP2512061B2 (ja) * 1987-11-26 1996-07-03 日本碍子株式会社 均質窒化珪素焼結体およびその製造方法
US5021372A (en) * 1988-01-27 1991-06-04 The Dow Chemical Company Method of preparing a self-reinforced silicon nitride ceramic of high fracture toughness
US4919689A (en) * 1988-01-27 1990-04-24 The Dow Chemical Company Self-reinforced silicon nitride ceramic of high fracture toughness
US4883776A (en) * 1988-01-27 1989-11-28 The Dow Chemical Company Self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same
US4870036A (en) * 1988-03-08 1989-09-26 Allied-Signal Inc. High strength silicon nitride
JPH0625039B2 (ja) * 1988-07-08 1994-04-06 日本タングステン株式会社 窒化珪素質焼結体及びその製造方法
US5091347A (en) * 1990-08-15 1992-02-25 The Dow Chemical Company Self-reinforced silicon nitride ceramic body and a method of preparing the same

Also Published As

Publication number Publication date
FI910842A0 (fi) 1991-02-21
CN1059137A (zh) 1992-03-04
EP0472256B1 (de) 1995-08-02
ATE125788T1 (de) 1995-08-15
NO910701D0 (no) 1991-02-21
BR9100715A (pt) 1992-04-07
US5118645A (en) 1992-06-02
NO910701L (no) 1992-02-25
IL97334A0 (en) 1992-05-25
FI910842A (fi) 1992-02-25
TW217402B (de) 1993-12-11
EP0472256A1 (de) 1992-02-26
CA2036864A1 (en) 1992-02-25
JPH04224171A (ja) 1992-08-13
KR930703217A (ko) 1993-11-29
TW218000B (de) 1993-12-21
US5098449A (en) 1992-03-24
DE69111715D1 (de) 1995-09-07
KR920004309A (ko) 1992-03-27

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