DE3778996D1 - Verfahren zur herstellung von erdalkalimetalltitanaten in pulverform. - Google Patents

Verfahren zur herstellung von erdalkalimetalltitanaten in pulverform.

Info

Publication number
DE3778996D1
DE3778996D1 DE8787301684T DE3778996T DE3778996D1 DE 3778996 D1 DE3778996 D1 DE 3778996D1 DE 8787301684 T DE8787301684 T DE 8787301684T DE 3778996 T DE3778996 T DE 3778996T DE 3778996 D1 DE3778996 D1 DE 3778996D1
Authority
DE
Germany
Prior art keywords
alkaline metal
earth alkaline
metal titanates
producing powdered
powdered earth
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
DE8787301684T
Other languages
English (en)
Inventor
James M Wilson
Dana L Coller
Subramaniam Venkataramani
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.)
Vibrantz Corp
Original Assignee
Ferro Corp
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 Ferro Corp filed Critical Ferro Corp
Application granted granted Critical
Publication of DE3778996D1 publication Critical patent/DE3778996D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C01G23/003—Titanates
    • C01G23/006—Alkaline earth 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
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/88—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by thermal analysis data, e.g. TGA, DTA, DSC
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • 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
    • 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
    • C01P2006/32—Thermal properties
    • C01P2006/33—Phase transition temperatures
    • C01P2006/36—Solid to solid transition temperatures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
DE8787301684T 1986-06-30 1987-02-26 Verfahren zur herstellung von erdalkalimetalltitanaten in pulverform. Expired - Lifetime DE3778996D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/880,193 US4670243A (en) 1986-06-30 1986-06-30 Method of precipitating metal titanate powders

Publications (1)

Publication Number Publication Date
DE3778996D1 true DE3778996D1 (de) 1992-06-17

Family

ID=25375693

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787301684T Expired - Lifetime DE3778996D1 (de) 1986-06-30 1987-02-26 Verfahren zur herstellung von erdalkalimetalltitanaten in pulverform.

Country Status (3)

Country Link
US (1) US4670243A (de)
EP (1) EP0255193B1 (de)
DE (1) DE3778996D1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2571713B1 (fr) * 1984-10-15 1990-03-23 Centre Nat Rech Scient Procede de preparation de titanates, zirconates et stannates
DE3635532A1 (de) * 1986-10-18 1988-04-28 Philips Patentverwaltung Verfahren zur herstellung von bariumtitanat batio(pfeil abwaerts)3(pfeil abwaerts)
FR2617151B1 (fr) * 1987-06-29 1990-10-12 Solvay Procede pour la fabrication d'une poudre d'oxydes metalliques mixtes, et poudres d'oxydes metalliques mixtes
EP0297823B1 (de) * 1987-07-02 1992-03-18 Mitsui Petrochemical Industries, Ltd. Verfahren zur Herstellung von Bariumtitanaten
JP2520297B2 (ja) * 1989-02-21 1996-07-31 堺化学工業株式会社 α―オレフイン重合触媒、及びこれを用いる重合体・ペロブスカイト型化合物複合体とその製造方法
US5445806A (en) * 1989-08-21 1995-08-29 Tayca Corporation Process for preparing fine powder of perovskite-type compound
US5122505A (en) * 1990-10-01 1992-06-16 Sri International Carbonate-free inorganic nitrates or oxides and process thereof
US5128289A (en) * 1990-12-07 1992-07-07 Ferro Corporation X7R dielectric ceramic composition and capacitor made therefrom
US5723361A (en) * 1991-12-13 1998-03-03 Symetrix Corporation Thin films of ABO3 with excess A-site and B-site modifiers and method of fabricating integrated circuits with same
IT1270828B (it) * 1993-09-03 1997-05-13 Chon Int Co Ltd Processo per la sintesi di polveri ceramiche cristalline di composti di perovskite
US5571767A (en) * 1995-08-21 1996-11-05 Ferro Corporation Low fire X7R dielectric compositions and capacitors made therefrom
US5783165A (en) * 1997-01-08 1998-07-21 Ferro Corporation Method of making barium titanate
WO2000068148A1 (en) * 1999-04-27 2000-11-16 The Penn State Research Foundation ANISOTROPICALLY SHAPED SrTiO3 SINGLE CRYSTAL PARTICLES
US6409983B1 (en) * 2000-07-11 2002-06-25 Korea Institute Of Science And Technology Process for preparing crystalline barium titanate powder
US8715614B2 (en) * 2003-07-21 2014-05-06 Beijing University Of Chemical Technology High-gravity reactive precipitation process for the preparation of barium titanate powders
EP1621519A1 (de) * 2004-07-28 2006-02-01 SOLVAY (Société Anonyme) Erdalkalicarbonatkern beschichtet mit mindestens einer Gruppe IV Übergangsmetallverbindung
EP1669334A1 (de) * 2004-12-13 2006-06-14 TDK Corporation Elektronisches Gerät, dielektrische keramische Zusammensetzung und Verfahren zur Herstellung
JP2007230819A (ja) * 2006-02-28 2007-09-13 Tdk Corp 誘電体磁器組成物、電子部品およびその製造方法
IT1391093B1 (it) * 2008-08-01 2011-11-18 Italcementi Spa Compositi fotocatalitici a base di titanio e calcare esenti da biossido di titanio.
IT1391427B1 (it) * 2008-08-01 2011-12-23 Italcementi Spa Compositi fotocatalitici a base di titanio e calcare.
DE102015108865A1 (de) 2015-06-03 2016-12-08 Universität Rostock Formkörper enthaltend piezoaktives Calciumtitanoxid, ein Verfahren zu deren Herstellung und Anregung und Verwendung piezoaktiven Calciumtitanoxids als piezoelektrischer Formkörper oder Bestandteil piezoelektrischer Formkörper

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB790093A (en) * 1955-10-13 1958-02-05 Horizons Inc Alkaline earth metal titanates
US2974008A (en) * 1957-03-14 1961-03-07 Gulton Ind Inc Method for calcining or fritting ceramics
US3231328A (en) * 1962-03-19 1966-01-25 Sprague Electric Co Barium titanium citrate, barium titanate and processes for producing same
US3292994A (en) * 1963-05-07 1966-12-20 Horizons Inc Controlled particle size batio3
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
JPH0639330B2 (ja) * 1984-01-24 1994-05-25 ソニー株式会社 チタン酸バリウム・ストロンチウム微粒子の製造方法

Also Published As

Publication number Publication date
EP0255193A2 (de) 1988-02-03
EP0255193A3 (en) 1988-09-07
EP0255193B1 (de) 1992-05-13
US4670243A (en) 1987-06-02

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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