GB2257427B - Isotopically-pure carbon-12 or carbon-13 polycrystalline diamond possessing enhanced thermal conductivity - Google Patents

Isotopically-pure carbon-12 or carbon-13 polycrystalline diamond possessing enhanced thermal conductivity

Info

Publication number
GB2257427B
GB2257427B GB9214434A GB9214434A GB2257427B GB 2257427 B GB2257427 B GB 2257427B GB 9214434 A GB9214434 A GB 9214434A GB 9214434 A GB9214434 A GB 9214434A GB 2257427 B GB2257427 B GB 2257427B
Authority
GB
United Kingdom
Prior art keywords
carbon
isotopically
thermal conductivity
polycrystalline diamond
enhanced thermal
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.)
Expired - Fee Related
Application number
GB9214434A
Other versions
GB9214434D0 (en
GB2257427A (en
Inventor
Harold Paul Bovenkerk
Thomas Richard Anthony
James Fulton Fleischer
William Frank Banholzer
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 GB9214434D0 publication Critical patent/GB9214434D0/en
Publication of GB2257427A publication Critical patent/GB2257427A/en
Application granted granted Critical
Publication of GB2257427B publication Critical patent/GB2257427B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/26—Deposition of carbon only
    • C23C16/27—Diamond only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/06—Processes using ultra-high pressure, e.g. for the formation of diamonds; Apparatus therefor, e.g. moulds or dies
    • B01J3/062—Processes 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0605—Composition of the material to be processed
    • B01J2203/062—Diamond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0605—Composition of the material to be processed
    • B01J2203/0645—Boronitrides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/065—Composition of the material produced
    • B01J2203/0655—Diamond
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/065—Composition of the material produced
    • B01J2203/066—Boronitrides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2203/00—Processes utilising sub- or super atmospheric pressure
    • B01J2203/06—High pressure synthesis
    • B01J2203/0675—Structural or physico-chemical features of the materials processed
    • B01J2203/0685—Crystal sintering
GB9214434A 1991-07-08 1992-07-07 Isotopically-pure carbon-12 or carbon-13 polycrystalline diamond possessing enhanced thermal conductivity Expired - Fee Related GB2257427B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72701691A 1991-07-08 1991-07-08

Publications (3)

Publication Number Publication Date
GB9214434D0 GB9214434D0 (en) 1992-08-19
GB2257427A GB2257427A (en) 1993-01-13
GB2257427B true GB2257427B (en) 1995-05-24

Family

ID=24920984

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9214434A Expired - Fee Related GB2257427B (en) 1991-07-08 1992-07-07 Isotopically-pure carbon-12 or carbon-13 polycrystalline diamond possessing enhanced thermal conductivity

Country Status (4)

Country Link
JP (1) JPH05194089A (en)
CA (1) CA2070436A1 (en)
GB (1) GB2257427B (en)
ZA (1) ZA924614B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11100297A (en) * 1997-08-01 1999-04-13 Tokyo Gas Co Ltd Isotopic diamond doped with boron and its production
JP5891634B2 (en) * 2011-07-28 2016-03-23 住友電気工業株式会社 Polycrystalline diamond and method for producing the same
US9850135B2 (en) 2011-07-28 2017-12-26 Sumitomo Electric Industries, Ltd. Polycrystalline diamond and manufacturing method thereof
JP5891635B2 (en) * 2011-07-28 2016-03-23 住友電気工業株式会社 Polycrystalline diamond and method for producing the same
JP5891636B2 (en) * 2011-07-28 2016-03-23 住友電気工業株式会社 Polycrystalline diamond and method for producing the same
JP6772711B2 (en) * 2016-09-20 2020-10-21 住友電気工業株式会社 Semiconductor laminated structures and semiconductor devices
JP7180053B1 (en) * 2021-06-11 2022-11-30 住友電工ハードメタル株式会社 Polycrystalline diamond and tool comprising polycrystalline diamond
JP7180052B1 (en) * 2021-06-11 2022-11-30 住友電工ハードメタル株式会社 Composite polycrystal and tool comprising composite polycrystal
CN117396430A (en) * 2021-06-11 2024-01-12 住友电工硬质合金株式会社 Diamond polycrystal and tool provided with same

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0206820A2 (en) * 1985-06-27 1986-12-30 De Beers Industrial Diamond Division (Proprietary) Limited Diamond synthesis
WO1990009465A1 (en) * 1989-02-20 1990-08-23 Plessey Overseas Limited Diamond synthesis

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0206820A2 (en) * 1985-06-27 1986-12-30 De Beers Industrial Diamond Division (Proprietary) Limited Diamond synthesis
WO1990009465A1 (en) * 1989-02-20 1990-08-23 Plessey Overseas Limited Diamond synthesis

Also Published As

Publication number Publication date
CA2070436A1 (en) 1993-01-09
GB9214434D0 (en) 1992-08-19
GB2257427A (en) 1993-01-13
ZA924614B (en) 1993-12-23
JPH05194089A (en) 1993-08-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960707