GB1513990A - Boron nitride-based superhard material and process for the production of the same - Google Patents

Boron nitride-based superhard material and process for the production of the same

Info

Publication number
GB1513990A
GB1513990A GB5094976A GB5094976A GB1513990A GB 1513990 A GB1513990 A GB 1513990A GB 5094976 A GB5094976 A GB 5094976A GB 5094976 A GB5094976 A GB 5094976A GB 1513990 A GB1513990 A GB 1513990A
Authority
GB
United Kingdom
Prior art keywords
production
same
boron nitride
superhard material
additive
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
Application number
GB5094976A
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.)
INST FIZ TVERDOGO TELA I POLUP
Original Assignee
INST FIZ TVERDOGO TELA I POLUP
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 INST FIZ TVERDOGO TELA I POLUP filed Critical INST FIZ TVERDOGO TELA I POLUP
Priority to GB5094976A priority Critical patent/GB1513990A/en
Publication of GB1513990A publication Critical patent/GB1513990A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
    • 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
    • B01J2203/068—Crystal growth
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
    • C22C2026/005—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes with additional metal compounds being borides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Products (AREA)

Abstract

1513990 Boron-nitride based material INST FIZIKI TVER TELA I POLUPROVODNIKOV AKAD NAUK BELORUS SSR 7 Dec 1976 50949/76 Headings C7A and C7D A superbond material suitable for cutters, drilling bits, mills, saws and other tools consists of a solid solution of an additive material, which is at least one element from gpIII of the Periodic Table or boride thereof, in a close-packed modification of BN with the composition B 42-61 at % N 39-50 at % Additive 0À1-30 at % The material is made by mixing the components and pressing at 50-95 K bar and 1500-3000‹C for specified periods after compacting at 5-10,000 kg/sq cm and drying.
GB5094976A 1976-12-07 1976-12-07 Boron nitride-based superhard material and process for the production of the same Expired GB1513990A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB5094976A GB1513990A (en) 1976-12-07 1976-12-07 Boron nitride-based superhard material and process for the production of the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5094976A GB1513990A (en) 1976-12-07 1976-12-07 Boron nitride-based superhard material and process for the production of the same

Publications (1)

Publication Number Publication Date
GB1513990A true GB1513990A (en) 1978-06-14

Family

ID=10458054

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5094976A Expired GB1513990A (en) 1976-12-07 1976-12-07 Boron nitride-based superhard material and process for the production of the same

Country Status (1)

Country Link
GB (1) GB1513990A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2048927A (en) * 1979-03-19 1980-12-17 De Beers Ind Diamond Abrasive compacts
EP0022177A1 (en) * 1979-06-11 1981-01-14 General Electric Company Process and apparatus for making cubic boron nitride from powdered hexagonal boron nitride
EP0230926A2 (en) * 1986-01-29 1987-08-05 General Electric Company Re-sintered boron-rich poly-crystalline cubic boron nitride and method for making same
DE4024518A1 (en) * 1989-08-15 1991-02-21 Gen Electric THERMALLY STABLE BORNITRIDE PRESSELS AND METHOD FOR THE PRODUCTION THEREOF
GB2256434A (en) * 1991-06-04 1992-12-09 Rolls Royce Plc Abrasive medium
WO2014055230A1 (en) * 2012-10-03 2014-04-10 Diamond Innovations, Inc Cubic boron nitride particles having a unique morphology
US20150291479A1 (en) * 2014-04-11 2015-10-15 Smith International, Inc. Pcbn composites and methods of making the same

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2048927A (en) * 1979-03-19 1980-12-17 De Beers Ind Diamond Abrasive compacts
US4666466A (en) * 1979-03-19 1987-05-19 Wilson William I Abrasive compacts
EP0022177A1 (en) * 1979-06-11 1981-01-14 General Electric Company Process and apparatus for making cubic boron nitride from powdered hexagonal boron nitride
EP0230926A2 (en) * 1986-01-29 1987-08-05 General Electric Company Re-sintered boron-rich poly-crystalline cubic boron nitride and method for making same
EP0230926A3 (en) * 1986-01-29 1989-06-14 General Electric Company Re-sintered boron-rich poly-crystalline cubic boron nitride and method for making same
DE4024518A1 (en) * 1989-08-15 1991-02-21 Gen Electric THERMALLY STABLE BORNITRIDE PRESSELS AND METHOD FOR THE PRODUCTION THEREOF
GB2256434A (en) * 1991-06-04 1992-12-09 Rolls Royce Plc Abrasive medium
US5355637A (en) * 1991-06-04 1994-10-18 Rolls-Royce Plc Abrasive medium
WO2014055230A1 (en) * 2012-10-03 2014-04-10 Diamond Innovations, Inc Cubic boron nitride particles having a unique morphology
US20150291479A1 (en) * 2014-04-11 2015-10-15 Smith International, Inc. Pcbn composites and methods of making the same

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Legal Events

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