GB1339295A - Process for producing piezoelectric films of polyvinylidene fluoride - Google Patents

Process for producing piezoelectric films of polyvinylidene fluoride

Info

Publication number
GB1339295A
GB1339295A GB4474471A GB4474471A GB1339295A GB 1339295 A GB1339295 A GB 1339295A GB 4474471 A GB4474471 A GB 4474471A GB 4474471 A GB4474471 A GB 4474471A GB 1339295 A GB1339295 A GB 1339295A
Authority
GB
United Kingdom
Prior art keywords
polyvinylidene fluoride
piezoelectric films
producing piezoelectric
piezo
sept
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
GB4474471A
Other languages
English (en)
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.)
Kureha Corp
Original Assignee
Kureha Corp
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 Kureha Corp filed Critical Kureha Corp
Publication of GB1339295A publication Critical patent/GB1339295A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0081—After-treatment of articles without altering their shape; Apparatus therefor using an electric field, e.g. for electrostatic charging
    • 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
    • H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
    • H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular 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
    • H10N30/01—Manufacture or treatment
    • H10N30/09—Forming piezoelectric or electrostrictive materials
    • H10N30/098—Forming organic materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/16—Homopolymers or copolymers of vinylidene fluoride
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB4474471A 1970-09-26 1971-09-24 Process for producing piezoelectric films of polyvinylidene fluoride Expired GB1339295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45083771A JPS5040720B1 (ja) 1970-09-26 1970-09-26

Publications (1)

Publication Number Publication Date
GB1339295A true GB1339295A (en) 1973-11-28

Family

ID=13811847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4474471A Expired GB1339295A (en) 1970-09-26 1971-09-24 Process for producing piezoelectric films of polyvinylidene fluoride

Country Status (6)

Country Link
JP (1) JPS5040720B1 (ja)
CA (1) CA962451A (ja)
DE (1) DE2147892B2 (ja)
FR (1) FR2108561A5 (ja)
GB (1) GB1339295A (ja)
NL (1) NL162866B (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5245098A (en) * 1975-10-07 1977-04-08 Matsushita Electric Ind Co Ltd High molecular piezo-electric material
US4481158A (en) * 1981-11-16 1984-11-06 Solvay & Cie (Societe Anonyme) Extrusion of films of vinylidene fluoride polymers

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1367738A (en) * 1971-07-20 1974-09-25 Kureha Chemical Ind Co Ltd Process for the production of polyvinylidene fluoride resin film
JPS5515112B2 (ja) * 1973-07-10 1980-04-21
JPS5419172B2 (ja) * 1973-07-23 1979-07-13
JPS5273216U (ja) * 1975-11-26 1977-06-01
JPS5421597A (en) * 1977-07-19 1979-02-17 Post Office Piezoelectric material and method of making same
DE2902545C2 (de) * 1979-01-24 1985-04-04 Akzo Gmbh, 5600 Wuppertal Faden mit Leitschichten
NL7907539A (nl) * 1979-10-11 1981-04-14 Tno Werkwijze voor het vervaardigen van elektreten.
EP0174838A3 (en) * 1984-09-11 1989-08-02 Focas Limited Stabilized piezoelectric vinylidene fluoride polymers
JP5990082B2 (ja) * 2012-10-18 2016-09-07 三井化学株式会社 圧電定数測定装置
JP2014194377A (ja) * 2013-03-29 2014-10-09 Murata Mfg Co Ltd 圧電特性の測定装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5245098A (en) * 1975-10-07 1977-04-08 Matsushita Electric Ind Co Ltd High molecular piezo-electric material
JPS5518067B2 (ja) * 1975-10-07 1980-05-16
US4481158A (en) * 1981-11-16 1984-11-06 Solvay & Cie (Societe Anonyme) Extrusion of films of vinylidene fluoride polymers

Also Published As

Publication number Publication date
CA962451A (en) 1975-02-11
FR2108561A5 (ja) 1972-05-19
NL162866B (nl) 1980-02-15
DE2147892B2 (de) 1977-10-06
NL7113160A (ja) 1972-03-28
DE2147892A1 (de) 1972-05-04
JPS5040720B1 (ja) 1975-12-26

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee