CA1259078A - Titanate de neodyme et titanate de baryum neodyme, leurs procedes de preparation et leurs applications dans des compositions ceramiques - Google Patents

Titanate de neodyme et titanate de baryum neodyme, leurs procedes de preparation et leurs applications dans des compositions ceramiques

Info

Publication number
CA1259078A
CA1259078A CA000502940A CA502940A CA1259078A CA 1259078 A CA1259078 A CA 1259078A CA 000502940 A CA000502940 A CA 000502940A CA 502940 A CA502940 A CA 502940A CA 1259078 A CA1259078 A CA 1259078A
Authority
CA
Canada
Prior art keywords
neodymium
suspension
titanate
temperature
barium
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
Application number
CA000502940A
Other languages
English (en)
French (fr)
Inventor
Jean-Francois Colombet
Claude Magnier
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.)
Rhone Poulenc Specialites Chimiques
Original Assignee
Rhone Poulenc Specialites Chimiques
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 Rhone Poulenc Specialites Chimiques filed Critical Rhone Poulenc Specialites Chimiques
Application granted granted Critical
Publication of CA1259078A publication Critical patent/CA1259078A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • 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)
CA000502940A 1985-03-01 1986-02-28 Titanate de neodyme et titanate de baryum neodyme, leurs procedes de preparation et leurs applications dans des compositions ceramiques Expired CA1259078A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR85.03024 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

Publications (1)

Publication Number Publication Date
CA1259078A true CA1259078A (fr) 1989-09-05

Family

ID=9316769

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000502940A Expired CA1259078A (fr) 1985-03-01 1986-02-28 Titanate de neodyme et titanate de baryum neodyme, leurs procedes de preparation et leurs applications dans des compositions ceramiques

Country Status (9)

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

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
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.
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.
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
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
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
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
AU576668B2 (en) 1988-09-01
KR920000783B1 (ko) 1992-01-23
JPH0329008B2 (enExample) 1991-04-22
US4757037A (en) 1988-07-12
FR2578240B1 (fr) 1987-04-17
FR2578240A1 (fr) 1986-09-05
EP0193460B1 (fr) 1988-10-26
JPS61236613A (ja) 1986-10-21
AU5412786A (en) 1987-09-03
DE3661007D1 (en) 1988-12-01
KR860007159A (ko) 1986-10-08
ATE38214T1 (de) 1988-11-15
EP0193460A1 (fr) 1986-09-03

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Legal Events

Date Code Title Description
MKEX Expiry