JPS5232900A - Process for production of cubic boron nitride - Google Patents

Process for production of cubic boron nitride

Info

Publication number
JPS5232900A
JPS5232900A JP10898575A JP10898575A JPS5232900A JP S5232900 A JPS5232900 A JP S5232900A JP 10898575 A JP10898575 A JP 10898575A JP 10898575 A JP10898575 A JP 10898575A JP S5232900 A JPS5232900 A JP S5232900A
Authority
JP
Japan
Prior art keywords
boron nitride
production
cubic boron
hexagnal
raw material
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.)
Pending
Application number
JP10898575A
Other languages
Japanese (ja)
Inventor
Toshio Kobayashi
Satoru Taniguchi
Masato Ishibashi
Kenzo Susa
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10898575A priority Critical patent/JPS5232900A/en
Publication of JPS5232900A publication Critical patent/JPS5232900A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: Process for production of fine powder of cubic boron nitride, whose grain size is under 1μm and is suitable for raw material for sintering use, from hexagnal boron nitride at relatively low pressure.
COPYRIGHT: (C)1977,JPO&Japio
JP10898575A 1975-09-10 1975-09-10 Process for production of cubic boron nitride Pending JPS5232900A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10898575A JPS5232900A (en) 1975-09-10 1975-09-10 Process for production of cubic boron nitride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10898575A JPS5232900A (en) 1975-09-10 1975-09-10 Process for production of cubic boron nitride

Publications (1)

Publication Number Publication Date
JPS5232900A true JPS5232900A (en) 1977-03-12

Family

ID=14498651

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10898575A Pending JPS5232900A (en) 1975-09-10 1975-09-10 Process for production of cubic boron nitride

Country Status (1)

Country Link
JP (1) JPS5232900A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01139133A (en) * 1987-04-24 1989-05-31 De Beers Ind Diamond Div Ltd Production of ultrahard polishing particle
JPH11255506A (en) * 1997-11-25 1999-09-21 Showa Denko Kk Production of cubic boron nitride
KR100487145B1 (en) * 1996-05-21 2005-08-04 쇼와 덴코 가부시키가이샤 Manufacturing method of cubic boron nitride
KR100636415B1 (en) * 1997-11-25 2006-12-28 쇼와 덴코 가부시키가이샤 Manufacturing method of cubic boron nitride

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078232A (en) * 1960-01-18 1963-02-19 Gen Electric Process for making conducting cubic boron nitride and product therefrom
JPS4932899A (en) * 1971-07-19 1974-03-26

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078232A (en) * 1960-01-18 1963-02-19 Gen Electric Process for making conducting cubic boron nitride and product therefrom
JPS4932899A (en) * 1971-07-19 1974-03-26

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01139133A (en) * 1987-04-24 1989-05-31 De Beers Ind Diamond Div Ltd Production of ultrahard polishing particle
KR100487145B1 (en) * 1996-05-21 2005-08-04 쇼와 덴코 가부시키가이샤 Manufacturing method of cubic boron nitride
JPH11255506A (en) * 1997-11-25 1999-09-21 Showa Denko Kk Production of cubic boron nitride
KR100636415B1 (en) * 1997-11-25 2006-12-28 쇼와 덴코 가부시키가이샤 Manufacturing method of cubic boron nitride

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