ES8401432A1 - Un metodo para fabricar un dielectrico. - Google Patents

Un metodo para fabricar un dielectrico.

Info

Publication number
ES8401432A1
ES8401432A1 ES519987A ES519987A ES8401432A1 ES 8401432 A1 ES8401432 A1 ES 8401432A1 ES 519987 A ES519987 A ES 519987A ES 519987 A ES519987 A ES 519987A ES 8401432 A1 ES8401432 A1 ES 8401432A1
Authority
ES
Spain
Prior art keywords
dielectric
basis
multilayer capacitor
lead titanates
manufacturing same
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
ES519987A
Other languages
English (en)
Other versions
ES519987A0 (es
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES519987A0 publication Critical patent/ES519987A0/es
Publication of ES8401432A1 publication Critical patent/ES8401432A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C04B35/472—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 based on lead titanates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H01G4/1254—Ceramic dielectrics characterised by the ceramic dielectric material based on niobium or tungsteen, tantalum oxides or niobates, tantalates
    • H01G4/1263—Ceramic dielectrics characterised by the ceramic dielectric material based on niobium or tungsteen, tantalum oxides or niobates, tantalates containing also zirconium oxides or zirconates

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Insulating Materials (AREA)
  • Ceramic Capacitors (AREA)

Abstract

METODO PARA FABRICAR UN DIELECTRICO BASADO EN TITANATOS DE PLOMO, EN EL QUE AL MENOS UN 20 MOLAR DEL TITANIO ESTA SUSTITUIDO POR MAGNESIO Y WOLFRAMIO.COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE MEZCLAN Y SE MUELEN LOS COMPONENTES QUE FORMAN UN COMPUESTO BASICO ESTEQUIOMETRICO DE FORMULA PB(TI1-X-YMGXWY)O3, EN LA QUE 0,25 H X H 0,35 Y 0,25 H Y H 0,35; SEGUNDA, SE PREPARA UNA CANTIDAD COMPRENDIDA ENTRE 0,001 A 0,006 (5PBO B 1WO3) RESPECTO A UNA BASE MOLAR DE ADITIVO, SE LA SOMETE A UN PROCESO DE CALCINACION A UNA TEMPERATURA COMPRENDIDA ENTRE 700 Y 750 GRADOS YSE LA TRITURA, CONFORMA Y LUEGO SE LA SINTERIZA DENSAMENTE A UNA TEMPERATURA COMPRENDIDA ENTRE 800 Y 1.000 GRADOS; Y POR ULTIMO, SE AÑADE EL COMPUESTO SINTERIZADO A LOS COMPONENTES QUE FORMAN EL COMPUESTO BASICO.
ES519987A 1982-02-24 1983-02-22 Un metodo para fabricar un dielectrico. Expired ES8401432A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823206502 DE3206502A1 (de) 1982-02-24 1982-02-24 Dielektrikum auf der basis von bleititanaten sowie verfahren zu seiner herstellung und seine verwendung

Publications (2)

Publication Number Publication Date
ES519987A0 ES519987A0 (es) 1983-12-01
ES8401432A1 true ES8401432A1 (es) 1983-12-01

Family

ID=6156502

Family Applications (1)

Application Number Title Priority Date Filing Date
ES519987A Expired ES8401432A1 (es) 1982-02-24 1983-02-22 Un metodo para fabricar un dielectrico.

Country Status (6)

Country Link
US (1) US4474894A (es)
JP (1) JPS58156576A (es)
DE (1) DE3206502A1 (es)
ES (1) ES8401432A1 (es)
FR (1) FR2522185A1 (es)
GB (1) GB2115400B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4525768A (en) * 1984-02-28 1985-06-25 Standard Telephones And Cables, Plc Ceramic capacitors and dielectric compositions
US4582814A (en) * 1984-07-05 1986-04-15 E. I. Du Pont De Nemours And Company Dielectric compositions
FR2569398B1 (fr) * 1984-08-21 1989-09-22 Denki Kagaku Kogyo Kk Procede de preparation d'une poudre d'oxydes contenant du plomb, poudre obtenue par ce procede et son utilisation dans la preparation de corps frittes et d'elements electriques et autres
DE4442598A1 (de) * 1994-11-30 1996-06-05 Philips Patentverwaltung Komplexer, substituierter Lanthan-Blei-Zirkon-Titan-Perowskit, keramische Zusammensetzung und Aktuator
EP0771317B1 (en) * 1995-05-19 2001-07-18 Phycomp Holding B.V. Method for sintering green-ceramic mouldings
JP4622518B2 (ja) * 2002-10-28 2011-02-02 株式会社村田製作所 積層セラミックコンデンサの製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063341A (en) * 1975-07-09 1977-12-20 E. I. Du Pont De Nemours And Company Process for making multilayer capacitors
US4048546A (en) * 1975-07-09 1977-09-13 E. I. Du Pont De Nemours And Company Dielectric powder compositions
US4228482A (en) * 1976-07-07 1980-10-14 E. I. Du Pont De Nemours And Company Multilayer ceramic capacitors
DE2659016C2 (de) * 1976-12-27 1982-03-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung eines Dielektrikums mit Perowskitstruktur

Also Published As

Publication number Publication date
FR2522185A1 (fr) 1983-08-26
GB2115400A (en) 1983-09-07
DE3206502A1 (de) 1983-09-01
GB2115400B (en) 1985-11-06
DE3206502C2 (es) 1989-11-09
GB8304707D0 (en) 1983-03-23
FR2522185B1 (es) 1985-04-05
JPH0261434B2 (es) 1990-12-20
US4474894A (en) 1984-10-02
JPS58156576A (ja) 1983-09-17
ES519987A0 (es) 1983-12-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19960603