FR2117315A5 - - Google Patents

Info

Publication number
FR2117315A5
FR2117315A5 FR7143331A FR7143331A FR2117315A5 FR 2117315 A5 FR2117315 A5 FR 2117315A5 FR 7143331 A FR7143331 A FR 7143331A FR 7143331 A FR7143331 A FR 7143331A FR 2117315 A5 FR2117315 A5 FR 2117315A5
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
FR7143331A
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 FR2117315A5 publication Critical patent/FR2117315A5/fr
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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Treatments 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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Formation Of Insulating Films (AREA)
FR7143331A 1970-12-02 1971-12-02 Expired FR2117315A5 (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2117315A5 true FR2117315A5 (fr) 1972-07-21

Family

ID=14423006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7143331A Expired FR2117315A5 (fr) 1970-12-02 1971-12-02

Country Status (5)

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

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2298787A1 (fr) * 1975-01-22 1976-08-20 Minnesota Mining & Mfg Dispositif de detection piezo-electrique
FR2373784A1 (fr) * 1976-12-09 1978-07-07 Marconi Co Ltd Dispositif de detection d'une pression
FR2438330A1 (fr) * 1978-10-06 1980-04-30 Pennwalt Corp Dispositif de verification de l'identite d'un individu
FR2446045A1 (fr) * 1979-01-04 1980-08-01 Thomson Csf Transducteur piezo-electrique a element en polymere et son procede de fabrication
EP0021879A1 (fr) * 1979-06-13 1981-01-07 Thomson-Csf Dispositif transducteur sensible à la pression à élément en polymère piézoélectrique, et son procédé de fabrication
EP0025751A1 (fr) * 1979-09-14 1981-03-25 Thomson-Csf Film de matériau composite piézo-électrique, et son procédé de fabrication
EP0084736A1 (fr) * 1982-01-21 1983-08-03 Minnesota Mining And Manufacturing Company Fibre optique comportant une couche piezoélectrique
FR2527622A1 (fr) * 1982-05-28 1983-12-02 Kureha Chemical Ind Co Ltd Piece faconnee, polarisee, en copolymere de fluorure de vinylidene
EP0037877B1 (fr) * 1980-02-07 1984-09-19 Toray Industries, Inc. Matériau polymère piézoélectrique, procédé pour sa fabrication et transducteur comportant ce matériau

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITPI20050095A1 (it) * 2005-09-05 2005-12-05 Federico Carpi Attuatore, sensore e generator a polimeri elettroattivi in configurazione ripiegata
PL229399B1 (pl) 2013-03-28 2018-07-31 Genicore Spolka Z Ograniczona Odpowiedzialnoscia Urządzenie z wielkoprądowym łącznikiem elektronicznym dla konsolidacji materiałów proszkowych oraz sposób konsolidacji materiałów proszkowych za pomocą urządzenia z wielkoprądowym łącznikiem elektronicznym
CN115322499A (zh) * 2022-08-19 2022-11-11 三三智能科技(日照)有限公司 一种能够降低破损率的压电薄膜生产工艺

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2298787A1 (fr) * 1975-01-22 1976-08-20 Minnesota Mining & Mfg Dispositif de detection piezo-electrique
FR2373784A1 (fr) * 1976-12-09 1978-07-07 Marconi Co Ltd Dispositif de detection d'une pression
FR2438330A1 (fr) * 1978-10-06 1980-04-30 Pennwalt Corp Dispositif de verification de l'identite d'un individu
FR2446045A1 (fr) * 1979-01-04 1980-08-01 Thomson Csf Transducteur piezo-electrique a element en polymere et son procede de fabrication
EP0021879A1 (fr) * 1979-06-13 1981-01-07 Thomson-Csf Dispositif transducteur sensible à la pression à élément en polymère piézoélectrique, et son procédé de fabrication
EP0025751A1 (fr) * 1979-09-14 1981-03-25 Thomson-Csf Film de matériau composite piézo-électrique, et son procédé de fabrication
EP0037877B1 (fr) * 1980-02-07 1984-09-19 Toray Industries, Inc. Matériau polymère piézoélectrique, procédé pour sa fabrication et transducteur comportant ce matériau
EP0084736A1 (fr) * 1982-01-21 1983-08-03 Minnesota Mining And Manufacturing Company Fibre optique comportant une couche piezoélectrique
FR2527622A1 (fr) * 1982-05-28 1983-12-02 Kureha Chemical Ind Co Ltd Piece faconnee, polarisee, en copolymere de fluorure de vinylidene

Also Published As

Publication number Publication date
NL7116573A (fr) 1972-06-06
CA991585A (en) 1976-06-22
NL165769B (nl) 1980-12-15
NL165769C (nl) 1981-05-15
JPS5029159B1 (fr) 1975-09-20
GB1349860A (en) 1974-04-10
DE2159861A1 (de) 1972-06-08
DE2159861B2 (de) 1976-04-08

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