CH480263A - Process for the production of high density boron nitride - Google Patents

Process for the production of high density boron nitride

Info

Publication number
CH480263A
CH480263A CH547663A CH547663A CH480263A CH 480263 A CH480263 A CH 480263A CH 547663 A CH547663 A CH 547663A CH 547663 A CH547663 A CH 547663A CH 480263 A CH480263 A CH 480263A
Authority
CH
Switzerland
Prior art keywords
production
high density
boron nitride
density boron
nitride
Prior art date
Application number
CH547663A
Other languages
German (de)
Inventor
Pettit Bundy Francis
Henry Wentorf Robert
Original Assignee
Gen Electric
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
Priority claimed from US191782A external-priority patent/US3212851A/en
Priority claimed from US218800A external-priority patent/US3212852A/en
Application filed by Gen Electric filed Critical Gen Electric
Publication of CH480263A publication Critical patent/CH480263A/en

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
    • 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
    • C04B35/515—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
    • C04B35/58—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/583—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride
    • C04B35/5831—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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on boron nitride based on cubic boron nitrides or Wurtzitic boron nitrides, including crystal structure transformation of powder
    • 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
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • 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
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Ceramic Products (AREA)
  • Catalysts (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Carbon And Carbon Compounds (AREA)
CH547663A 1962-05-02 1963-05-01 Process for the production of high density boron nitride CH480263A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US19191362A 1962-05-02 1962-05-02
US191782A US3212851A (en) 1962-05-02 1962-05-02 Boron nitride having a new structure
US218800A US3212852A (en) 1962-07-30 1962-07-30 Method for converting hexagonal boron nitride to a new structure

Publications (1)

Publication Number Publication Date
CH480263A true CH480263A (en) 1969-10-31

Family

ID=27392949

Family Applications (2)

Application Number Title Priority Date Filing Date
CH686169A CH531988A (en) 1962-05-02 1963-05-01 Boron nitride with wurtzite lattice used as - abrasive
CH547663A CH480263A (en) 1962-05-02 1963-05-01 Process for the production of high density boron nitride

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH686169A CH531988A (en) 1962-05-02 1963-05-01 Boron nitride with wurtzite lattice used as - abrasive

Country Status (7)

Country Link
BE (1) BE631829A (en)
CH (2) CH531988A (en)
DE (2) DE1467050A1 (en)
ES (1) ES287489A1 (en)
GB (1) GB1048973A (en)
NL (1) NL292253A (en)
SE (1) SE314969B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5240691A (en) * 1990-06-18 1993-08-31 Regents Of The University Of California High density crystalline boron prepared by hot isostatic pressing in refractory metal containers
US5116589A (en) * 1990-06-18 1992-05-26 The United States Of America As Represented By The United States Department Of Energy High density hexagonal boron nitride prepared by hot isostatic pressing in refractory metal containers

Also Published As

Publication number Publication date
DE1792696A1 (en) 1971-11-25
GB1048973A (en) 1966-11-23
CH531988A (en) 1972-12-31
DE1467050A1 (en) 1969-01-23
BE631829A (en) 1963-09-02
ES287489A1 (en) 1963-11-16
DE1792696C2 (en) 1982-07-08
NL292253A (en)
SE314969B (en) 1969-09-22

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Legal Events

Date Code Title Description
PL Patent ceased