ES2006956A6 - Coformas de titanato de bario dopado. - Google Patents

Coformas de titanato de bario dopado.

Info

Publication number
ES2006956A6
ES2006956A6 ES8801633A ES8801633A ES2006956A6 ES 2006956 A6 ES2006956 A6 ES 2006956A6 ES 8801633 A ES8801633 A ES 8801633A ES 8801633 A ES8801633 A ES 8801633A ES 2006956 A6 ES2006956 A6 ES 2006956A6
Authority
ES
Spain
Prior art keywords
doped
coforms
particle size
based compositions
dopant
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
ES8801633A
Other languages
English (en)
Inventor
Jameel Mehashi
Robert C Reid
Laurence P Wagner
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.)
Cabot Corp
Original Assignee
Cabot 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 Cabot Corp filed Critical Cabot Corp
Publication of ES2006956A6 publication Critical patent/ES2006956A6/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G27/00—Compounds of hafnium
    • C01G27/006—Compounds containing hafnium, with or without oxygen or hydrogen, and containing two or more other elements
    • 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
    • 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
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/006—Compounds containing zirconium, with or without oxygen or hydrogen, and containing two or more other elements
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/30—Three-dimensional structures
    • C01P2002/34—Three-dimensional structures perovskite-type (ABO3)
    • 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
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • 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
    • C01P2004/51—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Geology (AREA)
  • Composite Materials (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Insulating Materials (AREA)

Abstract

COFORMAS DE TITANATO DE BARIO QUE SON SUSTANCIALMENTE ESFERICAS, INTIMAMENTE MEZCLADAS EN UNA ESCALA DE TAMAÑOS DE PARTICULAS Y SUBMICROMETRICAS, CON ESTRECHA DISTRIBUCION DEL TAMAÑO DE PARTICULA. EL TAMAÑO DE LAS PARTICULAS PRIMARIAS DE LAS COFORMAS DOPADAS ES DEL ORDEN DE 0,05 A 0,4 MICRAS. LA CANTIDAD DE OXIDO U OXIDOS DOPANTES CONTENIDA EN LA COFORMA OSCILA ENTRE MAS DE 0 Y 10%. INDEPENDIENTEMENTE DEL DOPANTE O DOPANTES SELECCIONADOS, TODAS LAS COFORMAS DE LA PRESENTE INVENCION VIENEN IDENTIFICADAS POR LAS MISMAS Y UNICAS CARACTERISTICAS MORFOLOGICAS. LAS COFORMAS A BASE DE TITANATO DE BARIO DOPADO SON DE UTILIDAD EN LA INDUSTRIA ELECTRONICA PARA LA PRODUCCION DE CAPACITORES, CONDENSADORES Y OTROS DISPOSITIVOS ELECTRONICOS.
ES8801633A 1987-08-12 1988-05-24 Coformas de titanato de bario dopado. Expired ES2006956A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8504387A 1987-08-12 1987-08-12

Publications (1)

Publication Number Publication Date
ES2006956A6 true ES2006956A6 (es) 1989-05-16

Family

ID=22189096

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8801633A Expired ES2006956A6 (es) 1987-08-12 1988-05-24 Coformas de titanato de bario dopado.

Country Status (11)

Country Link
JP (1) JP2532599B2 (es)
KR (1) KR970004271B1 (es)
CN (1) CN1016962B (es)
DE (1) DE3826801C2 (es)
ES (1) ES2006956A6 (es)
FR (1) FR2619370B1 (es)
GB (1) GB2208644B (es)
HK (1) HK994A (es)
IE (1) IE61487B1 (es)
IT (1) IT1226738B (es)
MX (1) MX169172B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19635406B4 (de) * 1996-08-31 2005-09-01 Philips Intellectual Property & Standards Gmbh Kondensator und Vielschichtkondensator mit einem Dielektrium aus wolframhaltiger BCZT-Keramik
DE19744857A1 (de) * 1997-10-10 1999-05-06 Fraunhofer Ges Forschung Nanokristalliner Sensor und Herstellungsverfahren
CN1054166C (zh) * 1997-11-14 2000-07-05 中国科学院固体物理研究所 尺寸可控的纳米级银颗粒镶嵌在钛酸钡薄膜中的制备方法
AU4728999A (en) * 1998-07-01 2000-01-24 Cabot Corporation Hydrothermal process for making barium titanate powders
JP4446324B2 (ja) * 2001-09-27 2010-04-07 株式会社村田製作所 誘電体磁器組成物及びそれを用いたコンデンサ
JP4201242B2 (ja) * 2002-03-26 2008-12-24 Ｔｄｋ株式会社 高誘電率誘電体磁器組成物
US6960546B2 (en) 2002-09-27 2005-11-01 Paratek Microwave, Inc. Dielectric composite materials including an electronically tunable dielectric phase and a calcium and oxygen-containing compound phase
CN100514504C (zh) * 2005-02-02 2009-07-15 国巨股份有限公司 介电陶瓷粉末、其制造方法及含有其的电容器
EP2328193B1 (en) * 2009-11-30 2015-03-11 Canon Kabushiki Kaisha Piezoelectric ceramic, method for making the same, piezoelectric element, liquid discharge head, and ultrasonic motor
CN113603498B (zh) * 2020-12-30 2022-09-30 苏州金宏气体股份有限公司 钴掺杂BaTiO3压电陶瓷、其制法及高纯制氢
CN112759385B (zh) * 2021-01-06 2021-12-14 中国科学院福建物质结构研究所 一种钙钛矿陶瓷材料及其制备方法与应用
CN115872735B (zh) * 2022-11-18 2024-01-16 广东工业大学 一种锆锡铪酸镧铅陶瓷及其制备方法和储能应用
CN118580065B (zh) * 2024-05-21 2025-01-28 西安交通大学 一种性能可调的介电薄膜材料及其制备和应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS5552211A (en) * 1978-10-13 1980-04-16 Suwa Seikosha Kk Temperature compensating capacitor and method of manufacturing same
DE2941304A1 (de) * 1978-10-13 1980-04-30 Suwa Seikosha Kk Dielektrikum, verfahren zu dessen herstellung, und dessen anwendung in kondensatoren fuer temperaturkompensationszwecke
US4233282A (en) * 1979-10-18 1980-11-11 General Electric Company Molten salt synthesis of barium and/or strontium titanate powder
DE3165390D1 (en) * 1980-06-30 1984-09-13 Centralab Inc Ceramic dielectric for base metal electrode capacitors and method of manufacture
US4293534A (en) * 1980-08-22 1981-10-06 General Electric Company Molten salt synthesis of alkaline earth titanates, zirconates and their solid solutions
DE3106136A1 (de) * 1981-02-19 1982-08-19 Draloric Electronic GmbH, 8672 Selb Verfahren zur herstellung polykristalliner keramischer kaltleiterkoerper
US4487755A (en) * 1982-07-01 1984-12-11 General Electric Company Preparation of large crystal sized barium and/or strontium titanate powder
US4537865A (en) * 1984-07-11 1985-08-27 Murata Manufacturing Co., Ltd. Process for preparing a particulate ceramic material
JPS6131345A (ja) * 1984-07-25 1986-02-13 堺化学工業株式会社 組成物の製造方法
JPS61111957A (ja) * 1984-11-02 1986-05-30 堺化学工業株式会社 セラミック誘電体の製造方法
MX172902B (es) * 1986-05-05 1994-01-20 Cabot Corp Coformas de titanato de bario
GB2193713B (en) * 1986-07-14 1990-12-05 Cabot Corp Method of producing perovskite-type compounds.
DE3723082C2 (de) * 1986-07-14 2003-09-25 Cabot Corp Verfahren zur Herstellung von submikronen Perovskiten

Also Published As

Publication number Publication date
JPH01133974A (ja) 1989-05-26
JP2532599B2 (ja) 1996-09-11
DE3826801C2 (de) 2003-05-15
CN1016962B (zh) 1992-06-10
FR2619370B1 (fr) 1993-12-17
IT1226738B (it) 1991-02-05
MX169172B (es) 1993-06-23
GB2208644B (en) 1991-11-13
DE3826801A1 (de) 1989-02-23
GB8818969D0 (en) 1988-09-14
IE882450L (en) 1989-02-12
CN1033977A (zh) 1989-07-19
IT8821706A0 (it) 1988-08-12
GB2208644A (en) 1989-04-12
KR890004359A (ko) 1989-04-21
HK994A (en) 1994-01-14
IE61487B1 (en) 1994-11-02
KR970004271B1 (ko) 1997-03-26
FR2619370A1 (fr) 1989-02-17

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20040525