BE678042A - - Google Patents

Info

Publication number
BE678042A
BE678042A BE678042DA BE678042A BE 678042 A BE678042 A BE 678042A BE 678042D A BE678042D A BE 678042DA BE 678042 A BE678042 A BE 678042A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE678042A publication Critical patent/BE678042A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
    • H01C7/042—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient mainly consisting of inorganic non-metallic substances
    • H01C7/043—Oxides or oxidic compounds
    • H01C7/045—Perovskites, e.g. titanates
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
    • H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
    • H01C7/023—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances containing oxides or oxidic compounds, e.g. ferrites
    • H01C7/025—Perovskites, e.g. titanates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
    • H01C7/042—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient mainly consisting of inorganic non-metallic substances
    • H01C7/043—Oxides or oxidic compounds
    • H01C7/046—Iron oxides or ferrites
    • 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
    • H01G4/1272—Semiconductive ceramic capacitors
    • H01G4/1281—Semiconductive ceramic capacitors with grain boundary layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Conductive Materials (AREA)
  • Ceramic Capacitors (AREA)
  • Inorganic Insulating Materials (AREA)
BE678042D 1965-03-19 1966-03-18 BE678042A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1965S0096060 DE1646988B2 (de) 1965-03-19 1965-03-19 Verfahren zum herstellen polykristalliner scheiben-, stabrohr- oder folienfoermiger keramischer kaltleiter- bzw. dielektrikums- bzw. heissleiterkoerper

Publications (1)

Publication Number Publication Date
BE678042A true BE678042A (xx) 1966-09-19

Family

ID=7519796

Family Applications (1)

Application Number Title Priority Date Filing Date
BE678042D BE678042A (xx) 1965-03-19 1966-03-18

Country Status (6)

Country Link
US (1) US3441517A (xx)
JP (2) JPS5333754B1 (xx)
BE (1) BE678042A (xx)
DE (1) DE1646988B2 (xx)
GB (1) GB1104237A (xx)
NL (1) NL6603290A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350770A2 (en) * 1988-07-14 1990-01-17 TDK Corporation Semiconductive ceramic composition

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE315538B (xx) * 1967-02-08 1969-09-29 Commissariat Energie Atomique
US3511786A (en) * 1967-08-22 1970-05-12 Du Pont Strontium titanate-ferrate thermistor compositions
US3754987A (en) * 1971-06-04 1973-08-28 Texas Instruments Inc Method of producing areas of relatively high electrical resistivity in dielectric substrates
US3728594A (en) * 1971-11-17 1973-04-17 Rca Corp Electroluminescent device comprising a transition metal oxide doped with a trivalent rare earth element
JPS51150692A (en) * 1975-06-20 1976-12-24 Arita Kosei High conductivity composed substance
DE2634896C2 (de) * 1976-08-03 1985-08-14 Siemens AG, 1000 Berlin und 8000 München Kondensatordielektrikum mit inneren Sperrschichten und Verfahren zu seiner Herstellung
US4192840A (en) * 1976-08-03 1980-03-11 Siemens Aktiengesellschaft Method for producing a capacitor dielectric with inner blocking layers
DE2659016C2 (de) * 1976-12-27 1982-03-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung eines Dielektrikums mit Perowskitstruktur
DE2736688C2 (de) * 1977-08-16 1986-02-20 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren zur Herstellung eines Dielektrikums mit Perowskitstruktur
DE2743880C3 (de) * 1977-09-29 1981-05-14 Siemens AG, 1000 Berlin und 8000 München Heizeinrichtung mit einem optimierten Heizelement aus Kaltleiter-Material
JPS5467698A (en) * 1977-11-08 1979-05-31 Matsushita Electric Ind Co Ltd Method of reducing resistance of conductive material
JPS54105113A (en) * 1978-02-06 1979-08-17 Ngk Insulators Ltd Barium titanate base positive characteristic porcelain
JPS56169316A (en) * 1980-05-30 1981-12-26 Matsushita Electric Ind Co Ltd Composition functional element and method of producing same
JPS57157502A (en) * 1981-03-24 1982-09-29 Murata Manufacturing Co Barium titanate series porcelain composition
US4394672A (en) * 1981-04-22 1983-07-19 Ford Motor Company Titanium dioxide rectifier
US4361951A (en) * 1981-04-22 1982-12-07 Ford Motor Company Method of fabricating a titanium dioxide rectifier
DE3539029A1 (de) * 1985-11-02 1987-05-07 Bbc Brown Boveri & Cie Hochtemperatur-schutzschicht und verfahren zu ihrer herstellung
EP0283620A1 (en) * 1987-03-25 1988-09-28 Semiconductor Energy Laboratory Co., Ltd. Superconducting ceramics
FR2613118B1 (fr) * 1987-03-27 1989-07-21 Centre Nat Rech Scient Perovskites oxyazotees conductrices, leur preparation et leur utilisation notamment comme materiau d'electrode
US5102864A (en) * 1987-07-06 1992-04-07 Lanxide Technology Company, Lp Methods for forming complex oxidation reaction products including superconducting articles
US4956338A (en) * 1987-07-06 1990-09-11 Lanxide Technology Company, Lp Methods for forming complex oxidation reaction products including superconducting articles
US5523270A (en) * 1987-07-06 1996-06-04 Lanxide Technology Company, Lp Complex perovskite oxidation reaction products
US5219811A (en) * 1989-08-31 1993-06-15 Central Glass Company, Limited Powder composition for sintering into modified barium titanate semiconductive ceramic
JP3254595B2 (ja) * 1993-11-25 2002-02-12 日本特殊陶業株式会社 サーミスタ用磁器組成物
DE19945641A1 (de) * 1999-09-23 2001-04-05 Abb Research Ltd Strombegrenzendes Widerstandselement
GB0700079D0 (en) * 2007-01-04 2007-02-07 Boardman Jeffrey A method of producing electrical resistance elements whihc have self-regulating power output characteristics by virtue of their configuration and the material
GB2460833B (en) * 2008-06-09 2011-05-18 2D Heat Ltd A self-regulating electrical resistance heating element
DE102008046858A1 (de) * 2008-09-12 2010-03-18 Epcos Ag Keramikmaterial, Verfahren zur Herstellung eines Keramikmaterials, elektrokeramisches Bauelement umfassend das Keramikmaterial

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068177A (en) * 1958-09-15 1962-12-11 Brush Crystal Company Ltd Ferroelectric ceramic materials

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0350770A2 (en) * 1988-07-14 1990-01-17 TDK Corporation Semiconductive ceramic composition
EP0350770A3 (en) * 1988-07-14 1990-11-14 Tdk Corporation Semiconductive ceramic composition

Also Published As

Publication number Publication date
JPS5333754B1 (xx) 1978-09-16
US3441517A (en) 1969-04-29
JPS5635299B1 (xx) 1981-08-15
DE1646988B2 (de) 1973-06-14
NL6603290A (xx) 1966-09-20
GB1104237A (en) 1968-02-21
DE1646988A1 (de) 1970-03-05

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