DE69615945D1 - Verfahren zur Herstellung eines keramischen Sinterkörpers aus granuliertem Formpulver - Google Patents

Verfahren zur Herstellung eines keramischen Sinterkörpers aus granuliertem Formpulver

Info

Publication number
DE69615945D1
DE69615945D1 DE69615945T DE69615945T DE69615945D1 DE 69615945 D1 DE69615945 D1 DE 69615945D1 DE 69615945 T DE69615945 T DE 69615945T DE 69615945 T DE69615945 T DE 69615945T DE 69615945 D1 DE69615945 D1 DE 69615945D1
Authority
DE
Germany
Prior art keywords
producing
sintered body
ceramic sintered
molding powder
granulated molding
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
DE69615945T
Other languages
English (en)
Other versions
DE69615945T2 (de
Inventor
Toshihiko Honda
Hisayoshi Nonaka
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators 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 NGK Insulators Ltd filed Critical NGK Insulators Ltd
Application granted granted Critical
Publication of DE69615945D1 publication Critical patent/DE69615945D1/de
Publication of DE69615945T2 publication Critical patent/DE69615945T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C04B35/584—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 silicon nitride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary 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
    • C01B21/068—Binary 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 silicon
    • C01B21/0687—After-treatment, e.g. grinding, purification
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • 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
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C04B35/63404—Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63416—Polyvinylalcohols [PVA]; Polyvinylacetates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/50—Agglomerated particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Products (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Glanulating (AREA)
DE69615945T 1995-07-11 1996-07-09 Verfahren zur Herstellung eines keramischen Sinterkörpers aus granuliertem Formpulver Expired - Fee Related DE69615945T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7174608A JPH0925171A (ja) 1995-07-11 1995-07-11 成形用造粒粉体及びその製造方法並びに当該粉体を用いて作製された窒化珪素焼結体

Publications (2)

Publication Number Publication Date
DE69615945D1 true DE69615945D1 (de) 2001-11-22
DE69615945T2 DE69615945T2 (de) 2002-06-06

Family

ID=15981568

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69615945T Expired - Fee Related DE69615945T2 (de) 1995-07-11 1996-07-09 Verfahren zur Herstellung eines keramischen Sinterkörpers aus granuliertem Formpulver

Country Status (4)

Country Link
US (1) US5854156A (de)
EP (1) EP0753493B1 (de)
JP (1) JPH0925171A (de)
DE (1) DE69615945T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008222469A (ja) * 2007-03-09 2008-09-25 Ngk Insulators Ltd 窒化ケイ素焼結体及びその製造方法
US20110005485A1 (en) 2008-03-26 2011-01-13 Ngk Spark Plug Co., Ltd. Insulator for spark plug, process for producing the insulator, spark plug, and process for producing the spark plug
JP6198272B2 (ja) * 2013-10-16 2017-09-20 株式会社トクヤマ 珪砂造粒体の製造方法
JP6341284B2 (ja) * 2014-08-08 2018-06-13 信越化学工業株式会社 透明セラミックスの製造方法
JP2017015204A (ja) * 2015-07-02 2017-01-19 株式会社プラズマ ベータサイアロン製ベアリングボールの製造法とその製品
JP6461833B2 (ja) 2016-01-27 2019-01-30 信越化学工業株式会社 透明焼結体の製造方法
RU2708003C1 (ru) * 2019-03-21 2019-12-03 Акционерное общество "Обнинское научно-производственное предприятие "Технология" им. А.Г. Ромашина" Способ получения гранулята кремния для аддитивного производства изделий из реакционносвязанных нитридов и карбидов кремния

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4820665A (en) * 1986-12-16 1989-04-11 Ngk Insulators, Ltd. Ceramic sintered bodies and a process for manufacturing the same
JP2512061B2 (ja) * 1987-11-26 1996-07-03 日本碍子株式会社 均質窒化珪素焼結体およびその製造方法
JPH01261277A (ja) * 1988-04-08 1989-10-18 Toshiba Ceramics Co Ltd 窒化ケイ素質焼結体製造用造粒粉
US5449649A (en) * 1989-01-17 1995-09-12 Li; Chien-Wei Monolithic silicon nitride having high fracture toughness
US5126295A (en) * 1989-06-07 1992-06-30 Denki Kagaku Kogyo Kabushiki Kaisha Silicon nitride powder, silicon nitride sintered body and processes for their production
JPH0757690B2 (ja) * 1989-06-16 1995-06-21 信越化学工業株式会社 希土類酸化物充実球状粒子の製造方法
US5120685A (en) * 1990-12-18 1992-06-09 W. R. Grace & Co.-Conn. Sintered silicon nitride
DE59308305D1 (de) * 1992-12-23 1998-04-30 Hoechst Ag Hochtemperaturfeste Siliziumnitridkeramik und Verfahren zu ihrer Herstellung
JP2816293B2 (ja) * 1993-05-28 1998-10-27 川崎製鉄株式会社 空気輸送性にすぐれた酸化亜鉛とその製造方法
US5508241A (en) * 1994-03-22 1996-04-16 Saint Gobain/Norton Industrial Ceramics Corp. Silicon nitride bearing ball having a high rolling contact fatigue life

Also Published As

Publication number Publication date
DE69615945T2 (de) 2002-06-06
US5854156A (en) 1998-12-29
JPH0925171A (ja) 1997-01-28
EP0753493B1 (de) 2001-10-17
EP0753493A1 (de) 1997-01-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee