KR930023304A - 미립자 산화물 세라믹 분말 - Google Patents

미립자 산화물 세라믹 분말 Download PDF

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KR930023304A
KR930023304A KR1019930007408A KR930007408A KR930023304A KR 930023304 A KR930023304 A KR 930023304A KR 1019930007408 A KR1019930007408 A KR 1019930007408A KR 930007408 A KR930007408 A KR 930007408A KR 930023304 A KR930023304 A KR 930023304A
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powder
particle size
less
average particle
individual particles
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KR1019930007408A
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KR100254065B1 (ko
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쾨니히 테오
피스터 디트마르
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칼-하인쯔 슐츠, 디터 보르만
하. 체. 스타르크 게엠베하 운트 코. 카게
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
    • C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
    • 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
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/30—Preparation of aluminium oxide or hydroxide by thermal decomposition or by hydrolysis or oxidation of aluminium compounds
    • C01F7/302—Hydrolysis or oxidation of gaseous aluminium compounds in the gaseous phase
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • 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
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
    • 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
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/48—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zirconium or hafnium oxides, zirconates, zircon or hafnates
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
    • 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
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • 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
    • C01P2006/12—Surface area
    • 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
    • C01P2006/80—Compositional purity

Abstract

본 발명은 금속 상화물MeO(여기에서, Me는 AL,Si,Zr,Hf,Ta,Nb,Mo,W,V,La 및(또는) Y이고, AL2O는 αㅡ상으로 존재하며, SiO2는 결정형으로 존재함)의 미립자 산화물 세라믹 분말에 관한 것이다.

Description

미립자 산화물 세라믹 분말
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본발명에 의한 방법을 수행할수 있는 장치의 개략도.

Claims (13)

  1. 입자 크기가1.0nm내지 500nm 개개입자 중1%미만이 평균입자 크기로부터40%이상 벗어나 있고, 평균 입자 크기로부터 60%이상 벗어난 개개입자가 없으며, AI2O3는 α-상으로 존재하고, SiO2는 결정 형태로 존재하는 금속 산하물 MeO(여기에서, Me는AI, Si, Zr,Hf,Ta,Nb,Mo,W,V,La 및 Y임)의 미립자 산화물 세라믹 분말.
  2. 제1항에 있어서, 개개 입자중1%미만이 평균 입자 크기로부터20%이상 벗어나있고, 평균 입자 크기로부터50%이상 벗어난 개개 입자가 없는 분말.
  3. 제1항에 있어서, 개개입자중1%미만이 평균 입자 크기로부터10%이상 벗어나있고,평균 입자 크기로부터40% 이상 벗어난 개개 입자가 없는 분말.
  4. 제1항에 있어서, 입자 크기가1 내지 100nm미만의 범위인 분말.
  5. 제1항에 있어서, 입자 크기가 1내지 50nm미만의 범위인 분말.
  6. 제1항에 있어서, 금속 산화물이 ZrO2인 분말.
  7. 제1항에 있어서, 금속 산화믈이 αㅡAI2O3인 분말.
  8. 제1항에 있어서, 불순물의 총량이 5000ppm미만인 분말.
  9. 제1항에 있어서, 불순물의 총량이 1000ppm미만인 분말.
  10. 제1항에 있어서, 불순물의 총량이 200ppm미만인 분말.
  11. 제1항에 있어서, 1kg 이상의 양으로 제조되는 분말.
  12. 제1항에 있어서, 금속 산화물이 결정 형태의 SiO2인 분말.
  13. 제1항에 있어서, 금속 산화물이 Nb2O5인 분말.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019930007408A 1992-05-04 1993-04-30 미립자 산화물 세라믹 분말 KR100254065B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4214724A DE4214724C2 (de) 1992-05-04 1992-05-04 Feinteiliges Oxid-Keramikpulver
DEP4214724.7 1992-05-04

Publications (2)

Publication Number Publication Date
KR930023304A true KR930023304A (ko) 1993-12-18
KR100254065B1 KR100254065B1 (ko) 2000-04-15

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KR1019930007408A KR100254065B1 (ko) 1992-05-04 1993-04-30 미립자 산화물 세라믹 분말

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US (1) US5384306A (ko)
JP (1) JPH0692712A (ko)
KR (1) KR100254065B1 (ko)
DE (1) DE4214724C2 (ko)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19623587A1 (de) * 1996-06-13 1997-12-18 Dlr Deutsche Forschungsanstalt Keramische Verdampfermaterialien
WO1998019965A1 (en) * 1996-11-04 1998-05-14 Materials Modification, Inc. Microwave plasma chemical synthesis of ultrafine powders
US6602439B1 (en) 1997-02-24 2003-08-05 Superior Micropowders, Llc Chemical-mechanical planarization slurries and powders and methods for using same
US5935307A (en) * 1997-04-10 1999-08-10 Parks; Katherine D. Compositions and methods for incorporating alloying compounds into metal substrates
US20090255189A1 (en) * 1998-08-19 2009-10-15 Nanogram Corporation Aluminum oxide particles
US6099798A (en) * 1997-10-31 2000-08-08 Nanogram Corp. Ultraviolet light block and photocatalytic materials
US6360562B1 (en) * 1998-02-24 2002-03-26 Superior Micropowders Llc Methods for producing glass powders
AU2671900A (en) * 1999-02-17 2000-09-04 H.C. Starck Gmbh & Co. Kg Metallic or ceramic powder with a protective coating
DE19919635A1 (de) * 1999-04-30 2000-11-23 Degussa Silicium-Aluminium-Mischoxid
US6455455B1 (en) 1999-04-30 2002-09-24 Degussa Ag Silicon-aluminum mixed oxide
DE10342600B4 (de) 2003-09-12 2009-04-09 H.C. Starck Gmbh Ventilmetalloxid-Pulver und Verfahren zu deren Herstellung
DK1543735T3 (en) * 2003-12-20 2015-11-02 Nestec Sa FOOD COMPOSITION FOR HEALTH CARE
US7465430B2 (en) * 2004-07-20 2008-12-16 E. I. Du Pont De Nemours And Company Apparatus for making metal oxide nanopowder
US20060166057A1 (en) * 2005-01-21 2006-07-27 Cabot Corporation Method of making nanoparticulates and use of the nanoparticulates to make products using a flame reactor
JP4969372B2 (ja) * 2007-02-27 2012-07-04 京セラ株式会社 炭化硼素粉末とその製造方法及びこれを用いた炭化硼素質成形体、炭化硼素質焼結体
DE102008009751B4 (de) * 2008-02-18 2012-12-06 Von Ardenne Anlagentechnik Gmbh Verwendung eines Schmierstoffs unter Vakuumbedingungen

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59227765A (ja) * 1983-06-04 1984-12-21 科学技術庁金属材料技術研究所長 セラミツクスの超微粒子の製造法
DE3581293D1 (de) * 1984-02-09 1991-02-21 Toyota Motor Co Ltd Verfahren zur herstellung von ultrafeinen keramikpartikeln.
JPS60175537A (ja) * 1984-02-22 1985-09-09 Toyota Motor Corp セラミツク超微粒子の製造方法
JPS6193828A (ja) * 1984-10-16 1986-05-12 Natl Res Inst For Metals 混合超微粉の製造法
AT382142B (de) * 1984-12-17 1987-01-12 Ruthner Michael Johann Dipl In Verfahren und vorrichtung zur herstellung von keramischen pulvern auf der basis von einund/oder mehrkomponentigen metalloxiden, sowie von deren gemischen
US4719091A (en) * 1986-07-01 1988-01-12 Corning Glass Works Preparation of mono-sized zirconia powders by forced hydrolysis
US4994107A (en) * 1986-07-09 1991-02-19 California Institute Of Technology Aerosol reactor production of uniform submicron powders
US4769064A (en) * 1988-01-21 1988-09-06 The United States Of America As Represented By The United States Department Of Energy Method for synthesizing ultrafine powder materials
DE3840316C1 (ko) * 1988-11-30 1990-04-19 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe, De
DE3924300A1 (de) * 1989-01-21 1991-01-31 Basf Ag Verfahren zur herstellung von pulverfoermigen metallnitriden

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Publication number Publication date
DE4214724A1 (de) 1993-11-11
US5384306A (en) 1995-01-24
JPH0692712A (ja) 1994-04-05
KR100254065B1 (ko) 2000-04-15
DE4214724C2 (de) 1995-05-18

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