GB1266145A - - Google Patents

Info

Publication number
GB1266145A
GB1266145A GB1604868A GB1266145DA GB1266145A GB 1266145 A GB1266145 A GB 1266145A GB 1604868 A GB1604868 A GB 1604868A GB 1266145D A GB1266145D A GB 1266145DA GB 1266145 A GB1266145 A GB 1266145A
Authority
GB
United Kingdom
Prior art keywords
ferroelectric material
synthetic resin
thermosetting
resin
powder
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.)
Expired
Application number
GB1604868A
Other languages
English (en)
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 GB1266145A publication Critical patent/GB1266145A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/028Electrets, i.e. having a permanently-polarised dielectric having a heterogeneous dielectric
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01GCAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G7/00Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
    • H01G7/02Electrets, i.e. having a permanently-polarised dielectric
    • H01G7/021Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
    • H01G7/023Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/01Manufacture or treatment
    • H10N30/04Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/80Constructional details
    • H10N30/85Piezoelectric or electrostrictive active materials
    • H10N30/852Composite materials, e.g. having 1-3 or 2-2 type connectivity

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
GB1604868A 1968-04-03 1968-04-03 Expired GB1266145A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1604868 1968-04-03

Publications (1)

Publication Number Publication Date
GB1266145A true GB1266145A (https=) 1972-03-08

Family

ID=10070199

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1604868A Expired GB1266145A (https=) 1968-04-03 1968-04-03

Country Status (3)

Country Link
DE (1) DE1916849A1 (https=)
GB (1) GB1266145A (https=)
NL (1) NL6905280A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6124664A (en) * 1998-05-01 2000-09-26 Scimed Life Systems, Inc. Transducer backing material

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3038493C1 (de) * 1980-10-11 1982-02-11 Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar Anlage zum Aufheizen und Trocknen von Teilen unter Vakuum durch Dampfkondensation und Abscheiden einer zweiten hoeher siedenden Fluessigkeit
DE3208456C2 (de) * 1982-03-09 1985-03-07 Siemens AG, 1000 Berlin und 8000 München Piezoelektrisches Schwingsystem

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6124664A (en) * 1998-05-01 2000-09-26 Scimed Life Systems, Inc. Transducer backing material
US6315933B1 (en) 1998-05-01 2001-11-13 Scimed Life Systems, Inc. Method of application of a transducer backing material

Also Published As

Publication number Publication date
NL6905280A (https=) 1969-10-07
DE1916849A1 (de) 1969-11-06

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DYSHLEVYI et al. Philosophical Problems of Einstein's Theory of Gravitation and Relativistic Cosmology, All-Union Symposium, Kiev, Ukrainian SSR, May 18-21, 1964(Philosophical problems of Einstein theory of gravitation and relativistic cosmology- All-Union Conference, Kiev, Ukrainian SSR, MAY 1964)

Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed