ATE191902T1 - Siliciumcarbid mit kontrollierter porosität - Google Patents

Siliciumcarbid mit kontrollierter porosität

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Publication number
ATE191902T1
ATE191902T1 AT93304946T AT93304946T ATE191902T1 AT E191902 T1 ATE191902 T1 AT E191902T1 AT 93304946 T AT93304946 T AT 93304946T AT 93304946 T AT93304946 T AT 93304946T AT E191902 T1 ATE191902 T1 AT E191902T1
Authority
AT
Austria
Prior art keywords
silicon carbide
controlled porosity
seal members
sintered bodies
pores
Prior art date
Application number
AT93304946T
Other languages
English (en)
Inventor
Ramish Divakar
Sai-Kwing Lau
Original Assignee
Carborundum 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 Carborundum Co filed Critical Carborundum Co
Application granted granted Critical
Publication of ATE191902T1 publication Critical patent/ATE191902T1/de

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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
    • C04B35/515—Shaped 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
    • C04B35/56—Shaped 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 carbides or oxycarbides
    • C04B35/565—Shaped 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 carbides or oxycarbides based on silicon carbide
    • 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
    • C04B35/622—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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    • 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
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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
    • C04B35/63—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
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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
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    • 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
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    • C04B35/634—Polymers
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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
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    • 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
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    • C04B35/634—Polymers
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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
    • C04B35/63—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
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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/007—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore distribution, e.g. inhomogeneous distribution of pores
    • C04B38/0074—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof characterised by the pore distribution, e.g. inhomogeneous distribution of pores expressed as porosity percentage
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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/063—Preparing or treating the raw materials individually or as batches
    • C04B38/0635—Compounding ingredients
    • C04B38/0645—Burnable, meltable, sublimable materials
    • C04B38/065—Burnable, meltable, sublimable materials characterised by physical aspects, e.g. shape, size or porosity
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    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/063—Preparing or treating the raw materials individually or as batches
    • C04B38/0635—Compounding ingredients
    • C04B38/0645—Burnable, meltable, sublimable materials
    • C04B38/067—Macromolecular compounds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/043—Sliding surface consisting mainly of ceramics, cermets or hard carbon, e.g. diamond like carbon [DLC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
    • F16J15/3496—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member use of special materials
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    • C04B2235/42—Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
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    • C04B2235/74—Physical characteristics
    • C04B2235/76—Crystal structural characteristics, e.g. symmetry
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  • 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)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Products (AREA)
  • Inorganic Fibers (AREA)
  • Sliding-Contact Bearings (AREA)
  • Silicon Compounds (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Mechanical Sealing (AREA)
AT93304946T 1992-07-08 1993-06-24 Siliciumcarbid mit kontrollierter porosität ATE191902T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US91004292A 1992-07-08 1992-07-08
US2376993A 1993-02-26 1993-02-26
US08/065,037 US5395807A (en) 1992-07-08 1993-05-25 Process for making silicon carbide with controlled porosity

Publications (1)

Publication Number Publication Date
ATE191902T1 true ATE191902T1 (de) 2000-05-15

Family

ID=27362172

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93304946T ATE191902T1 (de) 1992-07-08 1993-06-24 Siliciumcarbid mit kontrollierter porosität

Country Status (8)

Country Link
US (4) US5395807A (de)
EP (1) EP0578408B1 (de)
JP (2) JP3682726B2 (de)
AT (1) ATE191902T1 (de)
BR (1) BR9302802A (de)
CA (1) CA2098363C (de)
DE (1) DE69328394T2 (de)
MX (1) MX9304083A (de)

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FR2705340B1 (fr) * 1993-05-13 1995-06-30 Pechiney Recherche Fabrication de mousse de carbure de silicium à partir d'une mousse de polyuréthane imprégnée de résine contenant du silicium.
DE4419243A1 (de) * 1994-06-01 1995-12-07 Kempten Elektroschmelz Gmbh Gleitwerkstoff aus porösem SiC mit trimodaler Porenzusammensetzung
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US6090733A (en) 1997-08-27 2000-07-18 Bridgestone Corporation Sintered silicon carbide and method for producing the same
US5930580A (en) * 1998-04-30 1999-07-27 The United States Of America As Represented By The Secretary Of The Navy Method for forming porous metals
US6398991B1 (en) 1998-06-25 2002-06-04 Coorstek, Inc. Processes for making a silicon carbide composition
JP4024946B2 (ja) * 1998-09-11 2007-12-19 東洋炭素株式会社 メカニカルシール部材
JP2001247367A (ja) * 2000-03-03 2001-09-11 Tokai Konetsu Kogyo Co Ltd 炭化珪素質焼結体およびその製造方法
US6555031B2 (en) 2000-06-19 2003-04-29 Corning Incorporated Process for producing silicon carbide bodies
DE10045339A1 (de) * 2000-09-14 2002-04-04 Wacker Chemie Gmbh Mit Grafit beschichteter Formkörper aus gesintertem Siliciumcarbid
DE10056102A1 (de) * 2000-11-13 2002-06-06 Freudenberg Carl Kg Gleitringdichtung
US6716800B2 (en) 2002-04-12 2004-04-06 John Crane Inc. Composite body of silicon carbide and binderless carbon, process for producing such composite body, and article of manufacturing utilizing such composite body for tribological applications
FR2840839B1 (fr) * 2002-06-14 2005-01-14 Snecma Moteurs Materiau metallique susceptible d'etre use par abrasion; pieces, carter; procede d'elaboration dudit materiau
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US6774073B2 (en) 2002-07-29 2004-08-10 Coorstek, Inc. Graphite loaded silicon carbide and methods for making
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DE10241265A1 (de) * 2002-09-06 2004-03-18 Ceram Tec Ag Innovative Ceramic Engineering Gesinterte Siliciumcarbidkörper mit optimierten tribologischen Eigenschaften ihrer Gleitbeziehungsweise Dichtfläche
US6705393B1 (en) * 2003-02-25 2004-03-16 Abc Taiwan Electronics Corp. Ceramic heat sink with micro-pores structure
US6825123B2 (en) * 2003-04-15 2004-11-30 Saint-Goban Ceramics & Plastics, Inc. Method for treating semiconductor processing components and components formed thereby
US7048041B2 (en) * 2003-07-25 2006-05-23 Stone & Webster Process Technology, Inc. Systems and apparatuses for stabilizing reactor furnace tubes
EP1651890A2 (de) * 2003-07-25 2006-05-03 CeramTec AG Innovative Ceramic Engineering Axialwellendichtung
DE10335131A1 (de) * 2003-07-31 2005-02-24 Blue Membranes Gmbh Verfahren und Herstellung von porösen kohlenstoffbasierten Formkörpern
JP4429004B2 (ja) * 2003-12-17 2010-03-10 京セラ株式会社 摺動部材用多孔質セラミック焼結体の製造方法とこれにより得られた摺動部材用多孔質セラミック焼結体並びにこれを用いたシールリング
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EP0578408A3 (en) 1994-09-14
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JP3682726B2 (ja) 2005-08-10
US5395807A (en) 1995-03-07
EP0578408B1 (de) 2000-04-19
CA2098363A1 (en) 1994-01-09
DE69328394D1 (de) 2000-05-25
DE69328394T2 (de) 2000-08-31
JP2005119965A (ja) 2005-05-12
EP0578408A2 (de) 1994-01-12
MX9304083A (es) 1994-04-29
US5635430A (en) 1997-06-03
JPH0733550A (ja) 1995-02-03

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