FR2363202B1 - - Google Patents

Info

Publication number
FR2363202B1
FR2363202B1 FR7725969A FR7725969A FR2363202B1 FR 2363202 B1 FR2363202 B1 FR 2363202B1 FR 7725969 A FR7725969 A FR 7725969A FR 7725969 A FR7725969 A FR 7725969A FR 2363202 B1 FR2363202 B1 FR 2363202B1
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
FR7725969A
Other languages
French (fr)
Other versions
FR2363202A1 (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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
Daikin Kogyo 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 Daikin Industries Ltd, Daikin Kogyo Co Ltd filed Critical Daikin Industries Ltd
Publication of FR2363202A1 publication Critical patent/FR2363202A1/fr
Application granted granted Critical
Publication of FR2363202B1 publication Critical patent/FR2363202B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H10N30/857—Macromolecular compositions
    • 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
    • H10N30/01—Manufacture or treatment
    • H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Organic Insulating Materials (AREA)
FR7725969A 1976-08-25 1977-08-25 Element piezo-electrique et son procede de fabrication Granted FR2363202A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10197476A JPS5326995A (en) 1976-08-25 1976-08-25 Highhmolecular piezooelectric material

Publications (2)

Publication Number Publication Date
FR2363202A1 FR2363202A1 (fr) 1978-03-24
FR2363202B1 true FR2363202B1 (enrdf_load_stackoverflow) 1983-12-23

Family

ID=14314827

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725969A Granted FR2363202A1 (fr) 1976-08-25 1977-08-25 Element piezo-electrique et son procede de fabrication

Country Status (4)

Country Link
JP (1) JPS5326995A (enrdf_load_stackoverflow)
DE (1) DE2738220A1 (enrdf_load_stackoverflow)
FR (1) FR2363202A1 (enrdf_load_stackoverflow)
GB (1) GB1589746A (enrdf_load_stackoverflow)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409654B1 (fr) * 1977-11-17 1985-10-04 Thomson Csf Dispositif transducteur piezoelectrique et son procede de fabrication
JPS5569902A (en) * 1978-11-21 1980-05-27 Kureha Chemical Ind Co Ltd Preparing piezoelectric* electrically scorchable film
FR2446045A1 (fr) * 1979-01-04 1980-08-01 Thomson Csf Transducteur piezo-electrique a element en polymere et son procede de fabrication
JPS5835373B2 (ja) * 1979-03-26 1983-08-02 パイオニア株式会社 高分子圧電材料
JPS55126905A (en) * 1979-03-26 1980-10-01 Nippon Telegraph & Telephone High molecular ferrodielectric material
DE3050408C2 (de) * 1979-03-26 1985-06-13 Daikin Kogyo Co., Ltd., Osaka Piezoelektrisches, verstrecktes, polarisiertes Vinylidenfluorid-Trifluorethylen-Copolymer und Verfahren zu dessen Herstellung
JPS5841791B2 (ja) * 1979-03-26 1983-09-14 パイオニア株式会社 高分子圧電材料
JPS606220B2 (ja) * 1979-04-11 1985-02-16 三菱油化株式会社 ポリ弗化ビニリデンもしくは弗化ビニリデン共重合体の延伸薄膜製造法
AU544447B2 (en) * 1980-02-07 1985-05-30 Toray Industries, Inc. Vinylidene fluoride and ethylene trifluoride copolymer
JPS56114500A (en) * 1980-02-12 1981-09-09 Toray Ind Inc Ultrasonic transducer
JPS5837594A (ja) * 1981-08-31 1983-03-04 株式会社東芝 沸騰水形原子炉の給水スパ−ジヤ
JPS5860586A (ja) * 1981-10-06 1983-04-11 Toray Ind Inc 高分子圧電体の製造方法
JPS5860585A (ja) * 1981-10-06 1983-04-11 Toray Ind Inc 高分子圧電体の製造方法
EP0089770B1 (en) * 1982-03-18 1987-03-11 British Telecommunications Piezoelectric and pyroelectric film
JPS5910063U (ja) * 1982-07-12 1984-01-21 東レ株式会社 超音波顕微鏡
JPS5954215A (ja) * 1982-09-21 1984-03-29 東レ株式会社 温度感知素子
US4577132A (en) * 1983-07-05 1986-03-18 Toray Industries, Inc. Ultrasonic transducer employing piezoelectric polymeric material
DE3429884C2 (de) * 1983-08-16 1987-04-16 Kureha Kagaku Kogyo K.K., Tokio/Tokyo Ein im polarisierten Zustand vorliegender piezoelektrischer Polymerfilm aus einem Vinylidenfluorid-Copolymerisat und Verwendung desselben als elektro-mechanisches Kopplungselement für Ultraschall-Meßumwandler
JPS6047034A (ja) * 1983-08-24 1985-03-14 Kureha Chem Ind Co Ltd フッ化ビニリデン共重合体圧電膜の製造方法
JPS60198876A (ja) * 1984-03-23 1985-10-08 Matsushita Electric Ind Co Ltd 圧電性高分子材料の製造方法
JPS61245586A (ja) * 1985-11-02 1986-10-31 Toray Ind Inc 高分子圧電体の製造方法
GB8531738D0 (en) * 1985-12-24 1986-02-05 Yarsley Technical Centre Ltd Manufacture of fluorinated polymers
JPH02197183A (ja) * 1988-03-29 1990-08-03 Pennwalt Corp 積層圧電構造及びその形成方法
DE102012208653B4 (de) * 2011-05-27 2019-04-25 Technische Universität Bergakademie Freiberg Verfahren zur Herstellung einer Oberflächenbeschichtung mit eisabweisenden Eigenschaften, Oberflächenbeschichtung und deren Verwendung

Also Published As

Publication number Publication date
DE2738220A1 (de) 1978-03-09
FR2363202A1 (fr) 1978-03-24
GB1589746A (en) 1981-05-20
JPS5326995A (en) 1978-03-13

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Legal Events

Date Code Title Description
ST Notification of lapse