DE2518950A1 - Gesintertes siliziumkarbidpulver und verfahren zu dessen herstellung - Google Patents

Gesintertes siliziumkarbidpulver und verfahren zu dessen herstellung

Info

Publication number
DE2518950A1
DE2518950A1 DE19752518950 DE2518950A DE2518950A1 DE 2518950 A1 DE2518950 A1 DE 2518950A1 DE 19752518950 DE19752518950 DE 19752518950 DE 2518950 A DE2518950 A DE 2518950A DE 2518950 A1 DE2518950 A1 DE 2518950A1
Authority
DE
Germany
Prior art keywords
silicon carbide
dispersion
boron
reaction zone
powder
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.)
Pending
Application number
DE19752518950
Other languages
German (de)
English (en)
Inventor
Svante Prochazka
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of DE2518950A1 publication Critical patent/DE2518950A1/de
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J12/00Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
    • B01J12/002Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor carried out in the plasma state
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/90Carbides
    • C01B32/914Carbides of single elements
    • C01B32/956Silicon carbide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/90Carbides
    • C01B32/914Carbides of single elements
    • C01B32/956Silicon carbide
    • C01B32/963Preparation from compounds containing silicon
    • 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
    • C04B35/56Shaped 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
    • C04B35/565Shaped 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/08Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J2219/0894Processes carried out in the presence of a plasma
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/62Submicrometer sized, i.e. from 0.1-1 micrometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/60Optical properties, e.g. expressed in CIELAB-values

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Ceramic Products (AREA)
DE19752518950 1974-05-20 1975-04-29 Gesintertes siliziumkarbidpulver und verfahren zu dessen herstellung Pending DE2518950A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47130374A 1974-05-20 1974-05-20

Publications (1)

Publication Number Publication Date
DE2518950A1 true DE2518950A1 (de) 1975-12-04

Family

ID=23871083

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752518950 Pending DE2518950A1 (de) 1974-05-20 1975-04-29 Gesintertes siliziumkarbidpulver und verfahren zu dessen herstellung

Country Status (5)

Country Link
JP (1) JPS50160200A (OSRAM)
DE (1) DE2518950A1 (OSRAM)
FR (1) FR2272032A1 (OSRAM)
NL (1) NL7505601A (OSRAM)
NO (1) NO751762L (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295890A (en) * 1975-12-03 1981-10-20 Ppg Industries, Inc. Submicron beta silicon carbide powder and sintered articles of high density prepared therefrom
US5080879A (en) * 1988-12-01 1992-01-14 Alcan International Limited Process for producing silicon carbide platelets and the platelets so produced
US5087592A (en) * 1990-05-25 1992-02-11 Alcan International Limited Method of producing platelets of borides of refractory metals
DE102008064642A1 (de) 2008-09-30 2010-04-01 Evonik Degussa Gmbh Zusammensetzung oder Kit für ein Verfahren zur Herstellung von hochreinem Siliciumcarbid aus Kohlenhydraten und Siliciumoxid sowie darauf basierende Artikel

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4860015A (en) * 1972-08-29 1989-08-22 The United States Of America As Represented By The Secretary Of The Air Force Delay line null command generator test set for sarcalm
JPS606908B2 (ja) * 1977-08-04 1985-02-21 日本坩堝株式会社 硼素成分を含有する活性な炭化珪素質粉末の製造方法
DE2744636A1 (de) * 1977-10-04 1979-05-17 Wolfgang Dipl Ing Boecker Verfahren und vorrichtung zur herstellung von hochreinem siliciumcarbidpulver und seine verwendung
GB2048742B (en) * 1978-12-21 1983-08-10 Antonov E Method of making hollow articles by deep-drawing and press for implementing that method
US4423303A (en) * 1980-05-06 1983-12-27 Tokyo Shibaura Denki Kabushiki Kaisha Apparatus for treating powdery materials utilizing microwave plasma
US4529575A (en) * 1982-08-27 1985-07-16 Ibiden Kabushiki Kaisha Process for producing ultrafine silicon carbide powder
EP0434667B1 (en) * 1985-04-04 1996-07-03 Nippon Steel Corporation Processes for producing silicon carbide particles and sinter
US5173283A (en) * 1990-10-01 1992-12-22 Alcan International Limited Platelets for producing silicon carbide platelets and the platelets so-produced

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4295890A (en) * 1975-12-03 1981-10-20 Ppg Industries, Inc. Submicron beta silicon carbide powder and sintered articles of high density prepared therefrom
US5080879A (en) * 1988-12-01 1992-01-14 Alcan International Limited Process for producing silicon carbide platelets and the platelets so produced
US5087592A (en) * 1990-05-25 1992-02-11 Alcan International Limited Method of producing platelets of borides of refractory metals
DE102008064642A1 (de) 2008-09-30 2010-04-01 Evonik Degussa Gmbh Zusammensetzung oder Kit für ein Verfahren zur Herstellung von hochreinem Siliciumcarbid aus Kohlenhydraten und Siliciumoxid sowie darauf basierende Artikel
DE102008042499A1 (de) 2008-09-30 2010-04-01 Evonik Degussa Gmbh Verfahren zur Herstellung von hochreinem Siliciumcarbid aus Kohlenhydraten und Siliciumoxid durch Kalzinierung

Also Published As

Publication number Publication date
JPS50160200A (OSRAM) 1975-12-25
FR2272032B1 (OSRAM) 1977-04-15
NO751762L (OSRAM) 1975-11-21
FR2272032A1 (en) 1975-12-19
NL7505601A (nl) 1975-11-24

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