FR2218623B3 - - Google Patents

Info

Publication number
FR2218623B3
FR2218623B3 FR7405382A FR7405382A FR2218623B3 FR 2218623 B3 FR2218623 B3 FR 2218623B3 FR 7405382 A FR7405382 A FR 7405382A FR 7405382 A FR7405382 A FR 7405382A FR 2218623 B3 FR2218623 B3 FR 2218623B3
Authority
FR
France
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
FR7405382A
Other versions
FR2218623A1 (fr
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.)
Siemens AG
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
Publication of FR2218623A1 publication Critical patent/FR2218623A1/fr
Application granted granted Critical
Publication of FR2218623B3 publication Critical patent/FR2218623B3/fr
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
    • C04B35/465—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR7405382A 1973-02-19 1974-02-18 Expired FR2218623B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732308073 DE2308073B2 (de) 1973-02-19 1973-02-19 Keramischer elektrischer widerstandskoerper mit positivem temperaturkoeffizienten des elektrischen widerstandswertes und verfahren zu seiner herstellung

Publications (2)

Publication Number Publication Date
FR2218623A1 FR2218623A1 (fr) 1974-09-13
FR2218623B3 true FR2218623B3 (fr) 1976-11-26

Family

ID=5872368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405382A Expired FR2218623B3 (fr) 1973-02-19 1974-02-18

Country Status (9)

Country Link
US (1) US3996168A (fr)
JP (1) JPS49114612A (fr)
AT (1) AT327327B (fr)
BE (1) BE811252A (fr)
DE (1) DE2308073B2 (fr)
FR (1) FR2218623B3 (fr)
GB (1) GB1419606A (fr)
IT (1) IT1007334B (fr)
NL (1) NL7400984A (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51143893A (en) * 1975-06-06 1976-12-10 Murata Mfg Co Ltd Barium titanate semiconductor ceramic device
DE3019098C2 (de) * 1980-05-19 1983-02-10 Siemens AG, 1000 Berlin und 8000 München Keramisches Kaltleitermaterial und Verfahren zu dessen Herstellung
US4449039A (en) * 1981-09-14 1984-05-15 Nippondenso Co., Ltd. Ceramic heater
JPS5991685A (ja) * 1982-11-17 1984-05-26 株式会社デンソー セラミツクヒ−タ
EP0337373A3 (fr) * 1988-04-12 1991-02-13 Matsushita Electric Industrial Co., Ltd. Elément diélectrique multicouche
MX9305897A (es) * 1992-09-28 1994-07-29 Texas Instruments Inc Metodo para formar un material ferroelectrico mejorado y estructura formada en la superficie de un substrato.
US5818043A (en) * 1993-04-09 1998-10-06 Thomson-Csf Bolometric thermal detector
US5888659A (en) * 1993-09-28 1999-03-30 Texas Instruments Incorporated Donor doped perovskites for thin-film ferroelectric and pyroelectric devices
JP3855611B2 (ja) * 2000-07-21 2006-12-13 株式会社村田製作所 半導体セラミック及び正特性サーミスタ
ES2189626B1 (es) * 2001-02-21 2005-03-16 Consejo Superior De Investigaciones Cientificas Procedimiento para aumentar la temperatura de curie en oxidos magnetoresistivos con estructura de doble perovskita.
JP4623921B2 (ja) * 2002-09-13 2011-02-02 コーア株式会社 抵抗組成物および抵抗器
CN100364016C (zh) * 2004-12-02 2008-01-23 中国核动力研究设计院 （U，Gd）O2可燃毒物芯块制备的混料工艺
TW200931037A (en) * 2008-01-09 2009-07-16 Powertech Ind Ltd System for analyzing the safety of electricity and method thereof
DE102008036835A1 (de) * 2008-08-07 2010-02-18 Epcos Ag Heizungsvorrichtung und Verfahren zur Herstellung der Heizungsvorrichtung
DE102008036836A1 (de) * 2008-08-07 2010-02-11 Epcos Ag Formkörper, Heizungsvorrichtung und Verfahren zur Herstellung eines Formkörpers
TWI473122B (zh) * 2011-01-21 2015-02-11 Murata Manufacturing Co Semiconductor ceramics and semiconductor ceramic components
CN112811895A (zh) * 2020-07-31 2021-05-18 北京七一八友晟电子有限公司 一种氧化锡陶瓷电阻器及其制备方法
CN113996401B (zh) * 2021-11-16 2022-09-23 湖南先导电子陶瓷科技产业园发展有限公司 一种钛酸盐陶瓷粉体高温快速合成设备
CN114141458B (zh) * 2021-11-30 2023-07-18 尧中华 一种高稳定型大功率陶瓷电阻及其制备方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3732117A (en) * 1970-04-02 1973-05-08 Matsushita Electric Ind Co Ltd Dielectric ceramic composition comprising lead-lanthanum titanate solid solution
US3754987A (en) * 1971-06-04 1973-08-28 Texas Instruments Inc Method of producing areas of relatively high electrical resistivity in dielectric substrates

Also Published As

Publication number Publication date
DE2308073A1 (de) 1974-10-10
NL7400984A (fr) 1974-08-21
JPS49114612A (fr) 1974-11-01
DE2308073B2 (de) 1976-09-02
FR2218623A1 (fr) 1974-09-13
AT327327B (de) 1976-01-26
BE811252A (fr) 1974-06-17
GB1419606A (en) 1975-12-31
ATA42674A (de) 1975-04-15
US3996168A (en) 1976-12-07
IT1007334B (it) 1976-10-30

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Legal Events

Date Code Title Description
ST Notification of lapse