CH495609A - Elektrischer keramischer Widerstand mit positivem Temperaturkoeffizienten des elektrischen Widerstandes - Google Patents

Elektrischer keramischer Widerstand mit positivem Temperaturkoeffizienten des elektrischen Widerstandes

Info

Publication number
CH495609A
CH495609A CH1791266A CH1791266A CH495609A CH 495609 A CH495609 A CH 495609A CH 1791266 A CH1791266 A CH 1791266A CH 1791266 A CH1791266 A CH 1791266A CH 495609 A CH495609 A CH 495609A
Authority
CH
Switzerland
Prior art keywords
electrical
temperature coefficient
positive temperature
ceramic resistor
electrical resistance
Prior art date
Application number
CH1791266A
Other languages
English (en)
Inventor
Ghislain Yperman Jean M Baudry
Belhomme Charles
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH495609A publication Critical patent/CH495609A/de

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
    • H01C7/02—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Thermistors And Varistors (AREA)
  • Compositions Of Oxide Ceramics (AREA)
CH1791266A 1965-12-18 1966-12-15 Elektrischer keramischer Widerstand mit positivem Temperaturkoeffizienten des elektrischen Widerstandes CH495609A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6516534A NL6516534A (de) 1965-12-18 1965-12-18

Publications (1)

Publication Number Publication Date
CH495609A true CH495609A (de) 1970-08-31

Family

ID=19794963

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1791266A CH495609A (de) 1965-12-18 1966-12-15 Elektrischer keramischer Widerstand mit positivem Temperaturkoeffizienten des elektrischen Widerstandes

Country Status (8)

Country Link
US (1) US3674713A (de)
AT (1) AT270807B (de)
BE (1) BE691370A (de)
CH (1) CH495609A (de)
FR (1) FR1505751A (de)
GB (1) GB1171756A (de)
NL (1) NL6516534A (de)
SE (1) SE318642B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3794949A (en) * 1973-02-01 1974-02-26 Texas Instruments Inc Solid state motor starting apparatus
US3975307A (en) * 1974-10-09 1976-08-17 Matsushita Electric Industrial Co., Ltd. PTC thermistor composition and method of making the same
KR890002695B1 (ko) * 1985-12-06 1989-07-24 가부시키가이샤 히타치세이사쿠쇼 고열 팽창 세라믹스 및 이 세라믹스와 금속과의 복합구조물
CN115784736B (zh) * 2022-11-24 2024-01-26 江苏省陶瓷研究所有限公司 一种表面无橘红色斑点、高阻温的ptc加热陶瓷及其制备方法

Also Published As

Publication number Publication date
DE1665226A1 (de) 1971-01-21
DE1665226B2 (de) 1975-08-07
AT270807B (de) 1969-05-12
NL6516534A (de) 1967-06-19
US3674713A (en) 1972-07-04
BE691370A (de) 1967-06-16
SE318642B (de) 1969-12-15
FR1505751A (fr) 1967-12-15
GB1171756A (en) 1969-11-26

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Legal Events

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