NL7116573A - - Google Patents

Info

Publication number
NL7116573A
NL7116573A NL7116573A NL7116573A NL7116573A NL 7116573 A NL7116573 A NL 7116573A NL 7116573 A NL7116573 A NL 7116573A NL 7116573 A NL7116573 A NL 7116573A NL 7116573 A NL7116573 A NL 7116573A
Authority
NL
Netherlands
Application number
NL7116573A
Other versions
NL165769B (nl
NL165769C (nl
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 NL7116573A publication Critical patent/NL7116573A/xx
Publication of NL165769B publication Critical patent/NL165769B/xx
Application granted granted Critical
Publication of NL165769C publication Critical patent/NL165769C/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/0081After-treatment of articles without altering their shape; Apparatus therefor using an electric field, e.g. for electrostatic charging
    • 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
    • H10N30/01Manufacture or treatment
    • H10N30/09Forming piezoelectric or electrostrictive materials
    • H10N30/098Forming organic materials
    • 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
    • H10N30/857Macromolecular compositions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/02Thermal after-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/16PVDF, i.e. polyvinylidene fluoride
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18PTFE, i.e. polytetrafluorethene, e.g. ePTFE, i.e. expanded polytetrafluorethene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0085Copolymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0003Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular electrical or magnetic properties, e.g. piezoelectric

Landscapes

  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (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)
NL7116573.A 1970-12-02 1971-12-02 Werkwijze voor het vervaardigen van een piezo- -elektrisch vormsel uit een vinylideenfluoride polymeer en voorwerp, verkregen met de werkwijze. NL165769C (nl)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NL7116573A true NL7116573A (ja) 1972-06-06
NL165769B NL165769B (nl) 1980-12-15
NL165769C NL165769C (nl) 1981-05-15

Family

ID=14423006

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7116573.A NL165769C (nl) 1970-12-02 1971-12-02 Werkwijze voor het vervaardigen van een piezo- -elektrisch vormsel uit een vinylideenfluoride polymeer en voorwerp, verkregen met de werkwijze.

Country Status (5)

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

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2602583A1 (de) * 1975-01-22 1976-07-29 Minnesota Mining & Mfg Mit piezoelektrischem material arbeitende messvorrichtung
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 (fr) * 1979-01-04 1980-08-01 Thomson Csf Transducteur piezo-electrique a element en polymere et son procede de fabrication
FR2458909B1 (ja) * 1979-06-13 1982-12-31 Thomson Csf
FR2465320A1 (fr) * 1979-09-14 1981-03-20 Thomson Csf Film de materiau composite piezo-electrique et son procede de fabrication
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 (ja) * 1982-05-28 1983-12-05 呉羽化学工業株式会社 フツ化ビニリデン共重合体成形物の配向分極体
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

Also Published As

Publication number Publication date
CA991585A (en) 1976-06-22
NL165769B (nl) 1980-12-15
NL165769C (nl) 1981-05-15
FR2117315A5 (ja) 1972-07-21
JPS5029159B1 (ja) 1975-09-20
GB1349860A (en) 1974-04-10
DE2159861A1 (de) 1972-06-08
DE2159861B2 (de) 1976-04-08

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent