IT1089190B - Dielettrico per condensatori con strati di sbarramento interni e procedimento per la sua fabbricazione - Google Patents

Dielettrico per condensatori con strati di sbarramento interni e procedimento per la sua fabbricazione

Info

Publication number
IT1089190B
IT1089190B IT7731077A IT3107777A IT1089190B IT 1089190 B IT1089190 B IT 1089190B IT 7731077 A IT7731077 A IT 7731077A IT 3107777 A IT3107777 A IT 3107777A IT 1089190 B IT1089190 B IT 1089190B
Authority
IT
Italy
Prior art keywords
capacitors
dielectric
procedure
manufacture
barrier layers
Prior art date
Application number
IT7731077A
Other languages
English (en)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT1089190B publication Critical patent/IT1089190B/it

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
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1272—Semiconductive ceramic capacitors
    • H01G4/1281—Semiconductive ceramic capacitors with grain boundary layer
    • 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
    • C04B35/465—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 alkaline earth metal titanates
    • C04B35/468—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 alkaline earth metal titanates based on barium titanates
    • C04B35/4682—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 alkaline earth metal titanates based on barium titanates based on BaTiO3 perovskite phase
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H01B3/12—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Ceramic Capacitors (AREA)
IT7731077A 1976-12-30 1977-12-22 Dielettrico per condensatori con strati di sbarramento interni e procedimento per la sua fabbricazione IT1089190B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2659672A DE2659672B2 (de) 1976-12-30 1976-12-30 Kondensatordielektrikum mit inneren Sperrschichten und Verfahren zu seiner Herstellung

Publications (1)

Publication Number Publication Date
IT1089190B true IT1089190B (it) 1985-06-18

Family

ID=5997099

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7731077A IT1089190B (it) 1976-12-30 1977-12-22 Dielettrico per condensatori con strati di sbarramento interni e procedimento per la sua fabbricazione

Country Status (7)

Country Link
US (1) US4149173A (it)
JP (1) JPS5384200A (it)
AT (1) AT357241B (it)
DE (1) DE2659672B2 (it)
FR (1) FR2376500A1 (it)
GB (1) GB1542795A (it)
IT (1) IT1089190B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432754A1 (fr) 1978-08-01 1980-02-29 Thomson Csf Procede de fabrication d'un materiau dielectrique a barrieres isolantes distribuees en volume, utilisable sous tension elevee, et dispositif electronique realise avec ce materiau
US4309295A (en) * 1980-02-08 1982-01-05 U.S. Philips Corporation Grain boundary barrier layer ceramic dielectrics and the method of manufacturing capacitors therefrom
DE3165390D1 (en) * 1980-06-30 1984-09-13 Centralab Inc Ceramic dielectric for base metal electrode capacitors and method of manufacture
JPS57167617A (en) * 1981-04-08 1982-10-15 Murata Manufacturing Co Grain boundary insulating type semiconductor porcelain composition
JPS57167618A (en) * 1981-04-08 1982-10-15 Murata Manufacturing Co Grain boundary insulating type semiconductor porcelain composition
US4419278A (en) * 1981-05-04 1983-12-06 Diamond Shamrock Corporation Photoactive semiconductor material using true solid/solid solution mixed metal oxide
US4396485A (en) * 1981-05-04 1983-08-02 Diamond Shamrock Corporation Film photoelectrodes
JPS60124396A (ja) * 1983-12-09 1985-07-03 松下電器産業株式会社 薄膜発光素子
US4761711A (en) * 1987-06-05 1988-08-02 The United States Of America As Represented By The Secretary Of The Navy Barrier layer ceramic dielectric capacitor containing barium plumbate
US4870538A (en) * 1988-09-26 1989-09-26 Enercap Corporation High energy density capacitor and method of fabrication
EP0618597B1 (en) * 1993-03-31 1997-07-16 Texas Instruments Incorporated Lightly donor doped electrodes for high-dielectric-constant materials
US6643120B2 (en) * 2000-04-28 2003-11-04 Showa Denko Kabushiki Kaisha Niobium powder for capacitor, sintered body using the powder and capacitor using the same
JP4506084B2 (ja) * 2002-04-16 2010-07-21 株式会社村田製作所 非還元性誘電体セラミックおよびその製造方法ならびに積層セラミックコンデンサ
JP2009137822A (ja) * 2007-12-11 2009-06-25 Panasonic Corp コンポジットセラミック誘電体層、その製造方法およびそれを用いたセラミック電子部品
DE112012004389T5 (de) * 2011-10-20 2014-07-10 Murata Manufacturing Co., Ltd. Laminatartiger Halbleiterkeramikkondensator mit Varistorfunktionalität und Verfahren zum Herstellen desselben

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE909819C (de) * 1943-06-11 1954-04-26 Nat Lead Co Stoffe hoher Dielektrizitaetskonstante und Verfahren zu ihrer Herstellung
FR1283469A (fr) * 1961-03-02 1962-02-02 Philips Nv Céramique à base de titanate de baryum doué de propriétés diélectriques
DE1490659B2 (de) * 1964-09-17 1972-01-13 Siemens AG, 1000 Berlin u. 8000 München Gesinterter elektrischer kaltleiterwiderstandskoerper und verfahren zu seiner herstellung
DE1614605B2 (de) * 1967-09-20 1974-06-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen Kondensatordielektrikum mit inneren Sperrschichten und geringerer Temperaturabhängigkeit
US3787219A (en) * 1972-09-22 1974-01-22 Du Pont CaTiO{11 -CRYSTALLIZABLE GLASS DIELECTRIC COMPOSITIONS
DE2359818C3 (de) * 1973-11-30 1979-04-19 Tdk Electronic Co., Tokio Piezoelektrische Keramik

Also Published As

Publication number Publication date
AT357241B (de) 1980-06-25
ATA541777A (de) 1979-11-15
JPS5384200A (en) 1978-07-25
DE2659672C3 (it) 1983-12-22
FR2376500B1 (it) 1981-12-11
GB1542795A (en) 1979-03-28
DE2659672B2 (de) 1980-12-04
FR2376500A1 (fr) 1978-07-28
US4149173A (en) 1979-04-10
DE2659672A1 (de) 1978-07-13

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