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
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, 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
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)
- Compositions Of Oxide Ceramics (AREA)
- Thermistors And Varistors (AREA)
- Ceramic Capacitors (AREA)
- Inorganic Insulating Materials (AREA)
- Conductive Materials (AREA)
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 (ru) | 1966-09-19 |
Family
ID=7519796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE678042D BE678042A (ru) | 1965-03-19 | 1966-03-18 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3441517A (ru) |
JP (2) | JPS5333754B1 (ru) |
BE (1) | BE678042A (ru) |
DE (1) | DE1646988B2 (ru) |
GB (1) | GB1104237A (ru) |
NL (1) | NL6603290A (ru) |
Cited By (1)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE315538B (ru) * | 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 |
US4192840A (en) * | 1976-08-03 | 1980-03-11 | Siemens Aktiengesellschaft | Method for producing a capacitor dielectric with inner blocking layers |
DE2634896C2 (de) * | 1976-08-03 | 1985-08-14 | Siemens AG, 1000 Berlin und 8000 München | Kondensatordielektrikum mit inneren Sperrschichten und Verfahren zu seiner Herstellung |
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 |
US4361951A (en) * | 1981-04-22 | 1982-12-07 | Ford Motor Company | Method of fabricating a titanium dioxide rectifier |
US4394672A (en) * | 1981-04-22 | 1983-07-19 | Ford Motor Company | 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 |
US5523270A (en) * | 1987-07-06 | 1996-06-04 | Lanxide Technology Company, Lp | Complex perovskite oxidation reaction products |
US4956338A (en) * | 1987-07-06 | 1990-09-11 | Lanxide Technology Company, Lp | Methods for forming complex oxidation reaction products including superconducting articles |
US5102864A (en) * | 1987-07-06 | 1992-04-07 | Lanxide Technology Company, Lp | Methods for forming complex oxidation reaction products including superconducting articles |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3068177A (en) * | 1958-09-15 | 1962-12-11 | Brush Crystal Company Ltd | Ferroelectric ceramic materials |
-
1965
- 1965-03-19 DE DE1965S0096060 patent/DE1646988B2/de active Granted
-
1966
- 1966-03-14 NL NL6603290A patent/NL6603290A/xx unknown
- 1966-03-16 US US534792A patent/US3441517A/en not_active Expired - Lifetime
- 1966-03-18 GB GB11896/66A patent/GB1104237A/en not_active Expired
- 1966-03-18 BE BE678042D patent/BE678042A/xx unknown
- 1966-03-19 JP JP1709666A patent/JPS5333754B1/ja active Pending
-
1978
- 1978-01-27 JP JP878378A patent/JPS5635299B1/ja active Pending
Cited By (2)
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 |
---|---|
US3441517A (en) | 1969-04-29 |
DE1646988B2 (de) | 1973-06-14 |
JPS5635299B1 (ru) | 1981-08-15 |
DE1646988A1 (de) | 1970-03-05 |
NL6603290A (ru) | 1966-09-20 |
JPS5333754B1 (ru) | 1978-09-16 |
GB1104237A (en) | 1968-02-21 |