KR860007159A - 네오디뮴 티타네이트 또는 바륨 네오디뮴 티타네이트의 제조방법 - Google Patents

네오디뮴 티타네이트 또는 바륨 네오디뮴 티타네이트의 제조방법 Download PDF

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KR860007159A
KR860007159A KR1019860001439A KR860001439A KR860007159A KR 860007159 A KR860007159 A KR 860007159A KR 1019860001439 A KR1019860001439 A KR 1019860001439A KR 860001439 A KR860001439 A KR 860001439A KR 860007159 A KR860007159 A KR 860007159A
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South Korea
Prior art keywords
neodymium
barium
mixture
titanate
nitrate
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KR1019860001439A
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KR920000783B1 (ko
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꼴롱베 장-프랑수와
미니이에 끌로드
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롱-쁠랑 스뻬씨알리뜨 쉬미끄
마들렌느-프랑스 파브르
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • 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
    • C04B35/46—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 titanium oxides or titanates
    • C04B35/462—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 titanium oxides or titanates based on titanates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/003—Titanates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/60—Compounds characterised by their crystallite size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • 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
    • C01P2004/51—Particles with a specific particle 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
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Capacitors (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

내용 없음

Description

네오디윰 티타네이트 또는 바륨 네오디뮴 티타네이트의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (6)

  1. (1) 200~1,000Å크기의 초-미소 덩어리로 뭉친 10~100Å크기의 TiO2원소 결정을 함유한, pH 0.8~2.5의 티타니아졸과 질산 네오디윰 또는 질산 바륨 및 질산 네오디윰의 용액의 혼합물을 제조하고; 혼합물을 건조하고; 그리고 건조된 생성물을 800~1,300℃의 온도에서 30분~24시간 동안 소성시킴을 특징으로 하는 네오디뮴 티타네이트 또는 바륨 네오디윰 티타네이트의 제조방법.
  2. 제1항에 있어서, 2~20중량%의 질산바륨 농도 및 5~60중량%의 질산 네오디뮴 농도를 갖는 질산바륨 및 질산 네오디뮴 용액을 사용하는 방법.
  3. 제1항 또는 2항에 있어서, 혼합물을 400~700℃의 뜨거운 나선기류 내에 기체의 나선 경로 내칭축과 일치하는 경로에 따라 투입 건조하여 기체의 운동을 혼합물 입자에 전달하고, 뜨거운 기체 내의 입자의 머무름 시간이 1/10초 이하 및 입자의 온도가 150~350℃인 방법.
  4. 제1항 또는 2항에 있어서, 소성 온도가 1,000~1,150℃인 방법.
  5. 제4항에 있어서, 소성시간이 6~15시간인 방법.
  6. 제1항 또는 2항에 있어서, 소성된 생성물을 분쇄하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860001439A 1985-03-01 1986-02-28 네오디뮴 티타네이트 또는 바륨 네오디뮴 티타네이트의 제조방법 KR920000783B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR8503024 1985-03-01
FR8503024A FR2578240B1 (fr) 1985-03-01 1985-03-01 Titanate de neodyme et titanate de baryum neodyme, leurs procedes de preparation et leurs applications dans des compositions ceramiques
FR85,03024 1985-03-01

Publications (2)

Publication Number Publication Date
KR860007159A true KR860007159A (ko) 1986-10-08
KR920000783B1 KR920000783B1 (ko) 1992-01-23

Family

ID=9316769

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860001439A KR920000783B1 (ko) 1985-03-01 1986-02-28 네오디뮴 티타네이트 또는 바륨 네오디뮴 티타네이트의 제조방법

Country Status (9)

Country Link
US (1) US4757037A (ko)
EP (1) EP0193460B1 (ko)
JP (1) JPS61236613A (ko)
KR (1) KR920000783B1 (ko)
AT (1) ATE38214T1 (ko)
AU (1) AU576668B2 (ko)
CA (1) CA1259078A (ko)
DE (1) DE3661007D1 (ko)
FR (1) FR2578240B1 (ko)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8809608D0 (en) * 1988-04-22 1988-05-25 Alcan Int Ltd Sol-gel method of making ceramics
JPH04503657A (ja) * 1989-02-23 1992-07-02 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 超伝導性金属酸化物組成物の製造方法
FR2659641B1 (fr) * 1990-03-14 1992-07-24 Rhone Poulenc Chimie Procede de preparation d'un titanate de cation divalent ou trivalent.
US5116790A (en) * 1990-11-16 1992-05-26 E. I. Du Pont De Nemours And Company COG dielectric with high K
FR2671066A1 (fr) * 1990-12-28 1992-07-03 Rhone Poulenc Chimie Composes notamment a base de titane, de vanadium ou de niobium reduits, en particulier du type titanite, et leur procede de preparation.
FR2671067A1 (fr) * 1990-12-28 1992-07-03 Rhone Poulenc Chimie Composes notamment a base de titane, de vanadium, de niobium, reduits, en particulier du type titanites et leur preparation.
FR2678603B1 (fr) * 1991-07-03 1993-09-17 Rhone Poulenc Chimie Compositions a base de titanates d'alcalino-terreux et/ou de terres rares et leur preparation.
FR2705659A1 (fr) * 1991-12-11 1994-12-02 Rhone Poulenc Chimie Procédé de préparation de fergusonites et produits obtenus.
US5240493A (en) * 1992-01-16 1993-08-31 Institute Of Gas Technology Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam
US5338334A (en) * 1992-01-16 1994-08-16 Institute Of Gas Technology Process for preparing submicron/nanosize ceramic powders from precursors incorporated within a polymeric foam
US6680126B1 (en) * 2000-04-27 2004-01-20 Applied Thin Films, Inc. Highly anisotropic ceramic thermal barrier coating materials and related composites
TW200302296A (en) * 2001-11-12 2003-08-01 Toho Titanium Co Ltd Composite titanium oxide film and method for formation thereof and titanium electrolytic capacitor
FR2854623B1 (fr) * 2003-05-09 2006-07-07 Centre Nat Rech Scient Aquo-oxo chlorure de titane, procede pour sa preparation
KR100684993B1 (ko) * 2006-04-06 2007-02-22 한국화학연구원 신규의 네오디뮴 화합물 및 그 제조 방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA623770A (en) * 1961-07-11 Merker Leon Preparation of alkaline earth metal titanates
CH475161A (de) * 1964-11-11 1969-07-15 Ciba Geigy Verfahren zur Herstellung von dünnen Schichten, Überzügen und Imprägnationen aus zusammengesetzten Metalloxyden
US3577487A (en) * 1968-05-22 1971-05-04 Grace W R & Co Preparation of submicron sized alkaline earth titanate and zirconate powders
US3637531A (en) * 1970-05-01 1972-01-25 Texas Instruments Inc Method for making ceramic titanate elements and materials therefor
US4061583A (en) * 1974-03-13 1977-12-06 Murata Manufacturing Co., Ltd. Preparation of titanates
US3983077A (en) * 1975-05-02 1976-09-28 Texas Instruments Incorporated Process for making ceramic resistor materials
DE2707229C2 (de) * 1977-02-19 1983-08-25 Bayer Ag, 5090 Leverkusen Herstellung von Zink- und Erdalkalititanaten
SU632176A1 (ru) * 1977-02-23 1979-11-15 Предприятие П/Я Г-4816 Барийлантаноидный тетратитанат
JPS5939722A (ja) * 1982-08-25 1984-03-05 Natl Inst For Res In Inorg Mater ペロブスカイト型酸化物粉末の製造法
JPS5945928A (ja) * 1982-09-08 1984-03-15 Sony Corp チタン酸ストロンチウム微粒子の製造方法
FR2551743B1 (fr) * 1983-09-14 1985-10-25 Rhone Poulenc Spec Chim Titanate d'alcalino-terreux, son procede de preparation et son application dans des compositions ceramiques
EP0146284B1 (en) * 1983-11-29 1988-06-29 Sony Corporation Methods of manufacturing dielectric metal titanates
US4537865A (en) * 1984-07-11 1985-08-27 Murata Manufacturing Co., Ltd. Process for preparing a particulate ceramic material
JPS6191015A (ja) * 1984-10-06 1986-05-09 Titan Kogyo Kk チタン酸バリウムの製造方法
US4606906A (en) * 1984-11-15 1986-08-19 The United States Of America As Represented By The Secretary Of Commerce Process of synthesizing mixed BaO-TiO2 based powders for ceramic applications

Also Published As

Publication number Publication date
FR2578240A1 (fr) 1986-09-05
AU5412786A (en) 1987-09-03
JPS61236613A (ja) 1986-10-21
US4757037A (en) 1988-07-12
FR2578240B1 (fr) 1987-04-17
CA1259078A (fr) 1989-09-05
KR920000783B1 (ko) 1992-01-23
JPH0329008B2 (ko) 1991-04-22
ATE38214T1 (de) 1988-11-15
EP0193460A1 (fr) 1986-09-03
AU576668B2 (en) 1988-09-01
EP0193460B1 (fr) 1988-10-26
DE3661007D1 (en) 1988-12-01

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