DE69017776T3 - Sinterkörper aus kubischem Bornitrid und Verfahren zu seiner Herstellung. - Google Patents

Sinterkörper aus kubischem Bornitrid und Verfahren zu seiner Herstellung.

Info

Publication number
DE69017776T3
DE69017776T3 DE69017776T DE69017776T DE69017776T3 DE 69017776 T3 DE69017776 T3 DE 69017776T3 DE 69017776 T DE69017776 T DE 69017776T DE 69017776 T DE69017776 T DE 69017776T DE 69017776 T3 DE69017776 T3 DE 69017776T3
Authority
DE
Germany
Prior art keywords
production
sintered body
boron nitride
body made
cubic boron
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 - Lifetime
Application number
DE69017776T
Other languages
English (en)
Other versions
DE69017776T2 (de
DE69017776D1 (de
Inventor
Hitoshi Sumiya
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16070833&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69017776(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE69017776D1 publication Critical patent/DE69017776D1/de
Publication of DE69017776T2 publication Critical patent/DE69017776T2/de
Publication of DE69017776T3 publication Critical patent/DE69017776T3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
DE69017776T 1989-07-11 1990-07-09 Sinterkörper aus kubischem Bornitrid und Verfahren zu seiner Herstellung. Expired - Lifetime DE69017776T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1179728A JPH0761902B2 (ja) 1989-07-11 1989-07-11 立方晶窒化硼素焼結体およびその製造方法

Publications (3)

Publication Number Publication Date
DE69017776D1 DE69017776D1 (de) 1995-04-20
DE69017776T2 DE69017776T2 (de) 1995-07-13
DE69017776T3 true DE69017776T3 (de) 2001-02-15

Family

ID=16070833

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017776T Expired - Lifetime DE69017776T3 (de) 1989-07-11 1990-07-09 Sinterkörper aus kubischem Bornitrid und Verfahren zu seiner Herstellung.

Country Status (4)

Country Link
US (1) US5340780A (de)
EP (1) EP0407946B2 (de)
JP (1) JPH0761902B2 (de)
DE (1) DE69017776T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4204009C2 (de) * 1992-02-12 1994-09-15 Goelz Siegfried Fa Verfahren zur Herstellung von amorphem ultrahartem Bornitrid und nach dem Verfahren hergestelltes Bornitrid
JP3461651B2 (ja) * 1996-01-24 2003-10-27 電気化学工業株式会社 六方晶窒化ほう素粉末及びその用途
CA2327092C (en) * 1999-12-03 2004-04-20 Sumitomo Electric Industries, Ltd. Coated pcbn cutting tools
ATE508791T1 (de) * 2003-02-03 2011-05-15 Showa Denko Kk Katalysator zur herstellung von synthetischem kubischem bornitrid und verfahren zur herstellung von kubischem bornitrid
KR100903910B1 (ko) * 2003-02-03 2009-06-19 쇼와 덴코 가부시키가이샤 입방정 질화붕소 및 이를 사용하는 연삭 지석
US7214359B2 (en) 2003-02-03 2007-05-08 Showa Denko K.K. Cubic boron nitride, catalyst for synthesizing cubic boron nitride, and method for producing cubic boron nitride
CN1836022A (zh) 2003-08-20 2006-09-20 昭和电工株式会社 立方氮化硼、制造立方氮化硼的方法、含有立方氮化硼的砂轮、和烧结立方氮化硼压制体
US9028953B2 (en) 2013-01-11 2015-05-12 Kennametal Inc. CVD coated polycrystalline c-BN cutting tools

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2500515A1 (de) * 1974-01-23 1975-07-24 Hitachi Ltd Verfahren zur herstellung von kubischem bornitrid
US4188194A (en) * 1976-10-29 1980-02-12 General Electric Company Direct conversion process for making cubic boron nitride from pyrolytic boron nitride
AU512633B2 (en) * 1976-12-21 1980-10-23 Sumitomo Electric Industries, Ltd. Sintered tool
DE3030362C2 (de) * 1980-08-11 1986-11-27 Institut sverchtverdych materialov Akademii Nauk Ukrainskoj SSR, Kiew/Kiev Verfahren zur Herstellung von kubischem Bornitrid
JPS5738311A (en) * 1980-08-18 1982-03-03 Inst Suberufutobiyoorudoifu Ma Manufacture of cubic system boron nitride
JPS595547B2 (ja) * 1982-04-07 1984-02-06 科学技術庁無機材質研究所長 立方晶系窒化ほう素の焼結体の製造法
US4562163A (en) * 1982-09-27 1985-12-31 National Institute For Researches In Inorganic Materials Boron nitride complex and process for its preparation, and process for preparing a light-transmitting dense body of cubic system boron nitride
US4772575A (en) * 1986-04-09 1988-09-20 Sumitomo Electric Industries, Ltd. Method of manufacturing sintered compact of cubic boron nitride

Also Published As

Publication number Publication date
US5340780A (en) 1994-08-23
JPH0345561A (ja) 1991-02-27
EP0407946B1 (de) 1995-03-15
EP0407946B2 (de) 2000-05-17
EP0407946A1 (de) 1991-01-16
JPH0761902B2 (ja) 1995-07-05
DE69017776T2 (de) 1995-07-13
DE69017776D1 (de) 1995-04-20

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8328 Change in the person/name/address of the agent

Representative=s name: GROSSE, BOCKHORNI, SCHUMACHER, 81476 MUENCHEN

8328 Change in the person/name/address of the agent

Representative=s name: BOCKHORNI & KOLLEGEN, 80687 MUENCHEN