IL59898A - Production of cubic boron nitride from powdered hexagonal boron nitride in the absence of catalyst - Google Patents

Production of cubic boron nitride from powdered hexagonal boron nitride in the absence of catalyst

Info

Publication number
IL59898A
IL59898A IL59898A IL5989880A IL59898A IL 59898 A IL59898 A IL 59898A IL 59898 A IL59898 A IL 59898A IL 5989880 A IL5989880 A IL 5989880A IL 59898 A IL59898 A IL 59898A
Authority
IL
Israel
Prior art keywords
boron nitride
catalyst
absence
production
cubic boron
Prior art date
Application number
IL59898A
Other languages
English (en)
Other versions
IL59898A0 (en
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
Application filed by Gen Electric filed Critical Gen Electric
Publication of IL59898A0 publication Critical patent/IL59898A0/xx
Publication of IL59898A publication Critical patent/IL59898A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00Nitrogen; Compounds thereof
    • C01B21/06Binary 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
    • C01B21/064Binary 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/06Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/062Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies characterised by the composition of the materials to be processed
    • 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
    • C04B35/583Shaped 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
    • C04B35/5831Shaped 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
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00Materials not provided for elsewhere
    • C09K3/14Anti-slip materials; Abrasives
    • C09K3/1409Abrasive particles per se
    • C09K3/1418Abrasive particles per se obtained by division of a mass agglomerated by sintering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00Processes utilising sub- or super atmospheric pressure
    • B01J2203/06High pressure synthesis
    • B01J2203/0605Composition of the material to be processed
    • B01J2203/0645Boronitrides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00Processes utilising sub- or super atmospheric pressure
    • B01J2203/06High pressure synthesis
    • B01J2203/065Composition of the material produced
    • B01J2203/066Boronitrides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00Processes utilising sub- or super atmospheric pressure
    • B01J2203/06High pressure synthesis
    • B01J2203/0675Structural or physico-chemical features of the materials processed
    • B01J2203/0685Crystal sintering

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Ceramic Products (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Adornments (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Carbon And Carbon Compounds (AREA)
IL59898A 1979-06-11 1980-04-23 Production of cubic boron nitride from powdered hexagonal boron nitride in the absence of catalyst IL59898A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/047,656 US4289503A (en) 1979-06-11 1979-06-11 Polycrystalline cubic boron nitride abrasive and process for preparing same in the absence of catalyst

Publications (2)

Publication Number Publication Date
IL59898A0 IL59898A0 (en) 1980-06-30
IL59898A true IL59898A (en) 1983-11-30

Family

ID=21950212

Family Applications (1)

Application Number Title Priority Date Filing Date
IL59898A IL59898A (en) 1979-06-11 1980-04-23 Production of cubic boron nitride from powdered hexagonal boron nitride in the absence of catalyst

Country Status (21)

Country Link
US (1) US4289503A (ko)
EP (1) EP0022177B1 (ko)
JP (2) JPS55167110A (ko)
KR (1) KR830001462B1 (ko)
AR (1) AR224157A1 (ko)
AT (1) ATE11399T1 (ko)
AU (1) AU544193B2 (ko)
BE (1) BE883730A (ko)
BR (1) BR8003655A (ko)
CA (1) CA1140728A (ko)
CH (1) CH647740A5 (ko)
DE (1) DE3070001D1 (ko)
DK (1) DK182880A (ko)
ES (1) ES8105679A1 (ko)
FI (1) FI68604C (ko)
FR (1) FR2458510B1 (ko)
IE (1) IE51436B1 (ko)
IL (1) IL59898A (ko)
IT (1) IT1150961B (ko)
MX (1) MX153793A (ko)
NO (1) NO801727L (ko)

Families Citing this family (125)

* Cited by examiner, † Cited by third party
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JPS612625B2 (ko) 1986-01-27
KR830002648A (ko) 1983-05-30
IE801191L (en) 1980-12-11
ATE11399T1 (de) 1985-02-15
BR8003655A (pt) 1981-01-05
AU544193B2 (en) 1985-05-23
IE51436B1 (en) 1986-12-24
IT1150961B (it) 1986-12-17
IT8022692A0 (it) 1980-06-11
MX153793A (es) 1987-01-09
FR2458510B1 (fr) 1988-12-02
EP0022177B1 (en) 1985-01-23
AU5906680A (en) 1980-12-18
JPS55167110A (en) 1980-12-26
EP0022177A1 (en) 1981-01-14
AR224157A1 (es) 1981-10-30
CH647740A5 (fr) 1985-02-15
CA1140728A (en) 1983-02-08
ES492309A0 (es) 1981-05-16
JPS6117406A (ja) 1986-01-25
BE883730A (fr) 1980-10-01
DK182880A (da) 1980-12-12
IL59898A0 (en) 1980-06-30
FR2458510A1 (fr) 1981-01-02
ES8105679A1 (es) 1981-05-16
FI801414A (fi) 1980-12-12
KR830001462B1 (ko) 1983-07-30
FI68604C (fi) 1985-10-10
JPS6344417B2 (ko) 1988-09-05
US4289503A (en) 1981-09-15
DE3070001D1 (en) 1985-03-07
FI68604B (fi) 1985-06-28
NO801727L (no) 1980-12-12

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