CA991585A - Process for the manufacture of piezoelectric shaped articles of organic high molecular materials - Google Patents

Process for the manufacture of piezoelectric shaped articles of organic high molecular materials

Info

Publication number
CA991585A
CA991585A CA128,914A CA128914A CA991585A CA 991585 A CA991585 A CA 991585A CA 128914 A CA128914 A CA 128914A CA 991585 A CA991585 A CA 991585A
Authority
CA
Canada
Prior art keywords
piezoelectric
manufacture
high molecular
shaped articles
organic high
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
CA128,914A
Other versions
CA128914S (en
Inventor
Naohiro Murayama
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
Application granted granted Critical
Publication of CA991585A publication Critical patent/CA991585A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H10N30/04—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
    • 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
    • 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
    • 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
    • B29C71/02—Thermal after-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/16—PVDF, i.e. polyvinylidene fluoride
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0085—Copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Organic Insulating Materials (AREA)
  • Formation Of Insulating Films (AREA)
CA128,914A 1970-12-02 1971-11-30 Process for the manufacture of piezoelectric shaped articles of organic high molecular materials Expired CA991585A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP45106022A JPS5029159B1 (en) 1970-12-02 1970-12-02

Publications (1)

Publication Number Publication Date
CA991585A true CA991585A (en) 1976-06-22

Family

ID=14423006

Family Applications (1)

Application Number Title Priority Date Filing Date
CA128,914A Expired CA991585A (en) 1970-12-02 1971-11-30 Process for the manufacture of piezoelectric shaped articles of organic high molecular materials

Country Status (5)

Country Link
JP (1) JPS5029159B1 (en)
CA (1) CA991585A (en)
FR (1) FR2117315A5 (en)
GB (1) GB1349860A (en)
NL (1) NL165769C (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5199572A (en) * 1975-01-22 1976-09-02 Minnesota Mining & Mfg
GB1544856A (en) * 1976-12-09 1979-04-25 Marconi Co Ltd Pressure sensitive detectors
US4234868A (en) * 1978-10-06 1980-11-18 Pennwalt Corporation Personal verification device
FR2446045A1 (en) * 1979-01-04 1980-08-01 Thomson Csf PIEZOELECTRIC TRANSDUCER WITH POLYMER ELEMENT AND MANUFACTURING METHOD THEREOF
FR2458909B1 (en) * 1979-06-13 1982-12-31 Thomson Csf
FR2465320A1 (en) * 1979-09-14 1981-03-20 Thomson Csf PIEZOELECTRIC COMPOSITE MATERIAL FILM AND METHOD FOR MANUFACTURING THE SAME
DE3166101D1 (en) * 1980-02-07 1984-10-25 Toray Industries Piezoelectric polymer material, process for producing the same and an ultrasonic transducer utilizing the same
US4726651A (en) * 1982-01-21 1988-02-23 Minnesota Mining And Manufacturing Company Optical fibers having piezoelectric coatings
JPS58209007A (en) * 1982-05-28 1983-12-05 呉羽化学工業株式会社 Orientation pole for vinylidene fluoride copolymer mold
ITPI20050095A1 (en) * 2005-09-05 2005-12-05 Federico Carpi ACTUATOR, SENSOR AND GENERATOR WITH ELECTROACTIVE POLYMERS IN FOLDED CONFIGURATION
PL229399B1 (en) 2013-03-28 2018-07-31 Genicore Spolka Z Ograniczona Odpowiedzialnoscia Device with a large-current electronic connector for the consolidation of powder materials and the method for consolidation of powder material using the apparatus with a large-current electronic connector
CN115322499A (en) * 2022-08-19 2022-11-11 三三智能科技(日照)有限公司 Piezoelectric film production process capable of reducing breakage rate

Also Published As

Publication number Publication date
NL165769C (en) 1981-05-15
NL7116573A (en) 1972-06-06
FR2117315A5 (en) 1972-07-21
DE2159861B2 (en) 1976-04-08
NL165769B (en) 1980-12-15
GB1349860A (en) 1974-04-10
JPS5029159B1 (en) 1975-09-20
DE2159861A1 (en) 1972-06-08

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