DE1796244A1 - Piezoelektrische Keramikmassen - Google Patents

Piezoelektrische Keramikmassen

Info

Publication number
DE1796244A1
DE1796244A1 DE19681796244 DE1796244A DE1796244A1 DE 1796244 A1 DE1796244 A1 DE 1796244A1 DE 19681796244 DE19681796244 DE 19681796244 DE 1796244 A DE1796244 A DE 1796244A DE 1796244 A1 DE1796244 A1 DE 1796244A1
Authority
DE
Germany
Prior art keywords
ceramic
piezoelectric
masses
ceramics
electromechanical
Prior art date
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.)
Ceased
Application number
DE19681796244
Other languages
German (de)
English (en)
Inventor
Masamitsu Nishida
Hiromu Ouchi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE1796244A1 publication Critical patent/DE1796244A1/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
    • H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
    • 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
    • C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • C04B35/49—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates
    • C04B35/491—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates based on lead zirconates and lead titanates, e.g. PZT
    • C04B35/493—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates based on lead zirconates and lead titanates, e.g. PZT containing also other lead compounds
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/853—Ceramic compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Power Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Compositions Of Oxide Ceramics (AREA)
DE19681796244 1967-10-27 1968-09-26 Piezoelektrische Keramikmassen Ceased DE1796244A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6977067 1967-10-27

Publications (1)

Publication Number Publication Date
DE1796244A1 true DE1796244A1 (de) 1972-04-06

Family

ID=13412348

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681796244 Ceased DE1796244A1 (de) 1967-10-27 1968-09-26 Piezoelektrische Keramikmassen

Country Status (5)

Country Link
US (1) US3652413A (enExample)
DE (1) DE1796244A1 (enExample)
FR (1) FR1604576A (enExample)
GB (1) GB1184888A (enExample)
NL (1) NL6815213A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3125624B2 (ja) * 1995-04-21 2001-01-22 株式会社村田製作所 圧電磁器
CN116396075B (zh) * 2022-12-16 2023-12-22 惠州市鑫永诚传感科技有限公司 热释电陶瓷材料及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1066752A (en) * 1964-04-28 1967-04-26 Matsushita Electric Industrial Co Ltd Piezoelectric ceramic compositions
US3268783A (en) * 1965-10-05 1966-08-23 Murata Manufacturing Co Capacitor comprising an nu-type semiconductor metallic oxide and a layer of compensated material
US3400076A (en) * 1965-12-08 1968-09-03 Matsushita Electric Industrial Co Ltd Piezoelectric ceramic compositions

Also Published As

Publication number Publication date
US3652413A (en) 1972-03-28
NL6815213A (enExample) 1969-04-29
GB1184888A (en) 1970-03-18
FR1604576A (enExample) 1971-12-06

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Legal Events

Date Code Title Description
8131 Rejection