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DE3784059D1 - - Google Patents

Info

Publication number
DE3784059D1
DE3784059D1 DE87400994T DE3784059T DE3784059D1 DE 3784059 D1 DE3784059 D1 DE 3784059D1 DE 87400994 T DE87400994 T DE 87400994T DE 3784059 T DE3784059 T DE 3784059T DE 3784059 D1 DE3784059 D1 DE 3784059D1
Authority
DE
Germany
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 - Lifetime
Application number
DE87400994T
Other languages
German (de)
Other versions
DE3784059T2 (de
Inventor
Takahisa C/O Technical Research Div Koshida
Ryoji C/O Technical Research Divisi Chiba-Shi Chiba-Ken Jp Uchimura
Takeshi C/O Tokyo Head Office Chiyoda-Ku Tokyo Jp Ogasawara
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority claimed from EP87400994A external-priority patent/EP0288645B1/en
Application granted granted Critical
Publication of DE3784059D1 publication Critical patent/DE3784059D1/de
Publication of DE3784059T2 publication Critical patent/DE3784059T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/064—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with boron
    • C01B21/0648—After-treatment, e.g. grinding, purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Products (AREA)
DE8787400994T 1987-04-29 1987-04-29 Hexagonales bornitrid mit einem verminderten gehalt an wasserloeslichen borhaltigen verunreinigungen und verfahren zu dessen herstellung. Expired - Lifetime DE3784059T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP87400994A EP0288645B1 (en) 1986-01-30 1987-04-29 Hexagonal boron nitride having a reduced content of water soluble boron-containing impurities, and process for its production

Publications (2)

Publication Number Publication Date
DE3784059D1 true DE3784059D1 (el) 1993-03-18
DE3784059T2 DE3784059T2 (de) 1993-06-09

Family

ID=8198206

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787400994T Expired - Lifetime DE3784059T2 (de) 1987-04-29 1987-04-29 Hexagonales bornitrid mit einem verminderten gehalt an wasserloeslichen borhaltigen verunreinigungen und verfahren zu dessen herstellung.

Country Status (1)

Country Link
DE (1) DE3784059T2 (el)

Also Published As

Publication number Publication date
DE3784059T2 (de) 1993-06-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition