DK263282A - Fremgangsmaade til fremstilling af hoejgamma (alfa)fase poly(vinylidenfluorid)piezoelektriske materialer - Google Patents

Fremgangsmaade til fremstilling af hoejgamma (alfa)fase poly(vinylidenfluorid)piezoelektriske materialer Download PDF

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Publication number
DK263282A
DK263282A DK263282A DK263282A DK263282A DK 263282 A DK263282 A DK 263282A DK 263282 A DK263282 A DK 263282A DK 263282 A DK263282 A DK 263282A DK 263282 A DK263282 A DK 263282A
Authority
DK
Denmark
Prior art keywords
alfa
gamma
procedure
preparation
piezoelectric materials
Prior art date
Application number
DK263282A
Other languages
English (en)
Inventor
O S Porout
Original Assignee
Pennwalt 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 Pennwalt Corp filed Critical Pennwalt Corp
Publication of DK263282A publication Critical patent/DK263282A/da

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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
    • H10N30/01—Manufacture or treatment
    • H10N30/09—Forming piezoelectric or electrostrictive materials
    • H10N30/098—Forming organic materials
    • 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/14—Surface shaping of articles, e.g. embossing; Apparatus therefor by plasma treatment

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Glass Compositions (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DK263282A 1981-06-12 1982-06-11 Fremgangsmaade til fremstilling af hoejgamma (alfa)fase poly(vinylidenfluorid)piezoelektriske materialer DK263282A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/272,823 US4393093A (en) 1981-06-12 1981-06-12 Preparation of high gamma (α)phase poly(vinylidene fluoride) piezoelectric materials

Publications (1)

Publication Number Publication Date
DK263282A true DK263282A (da) 1982-12-13

Family

ID=23041465

Family Applications (1)

Application Number Title Priority Date Filing Date
DK263282A DK263282A (da) 1981-06-12 1982-06-11 Fremgangsmaade til fremstilling af hoejgamma (alfa)fase poly(vinylidenfluorid)piezoelektriske materialer

Country Status (6)

Country Link
US (1) US4393093A (da)
EP (1) EP0067270B1 (da)
JP (1) JPS58189A (da)
CA (1) CA1187041A (da)
DE (1) DE3277274D1 (da)
DK (1) DK263282A (da)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4615848A (en) * 1980-07-23 1986-10-07 Minnesota Mining And Manufacturing Company Pyroelectric and isotropic piezoelectric polymer blends
JPS59126452A (ja) * 1983-01-06 1984-07-21 Japan Synthetic Rubber Co Ltd 高分子圧電材料
US4565615A (en) * 1984-11-01 1986-01-21 Pennwalt Corporation Glow discharge stabilization of piezoelectric polymer film
GB8431682D0 (en) * 1984-12-14 1985-01-30 British Telecomm Optical compositions
US4633122A (en) * 1985-06-18 1986-12-30 Pennwalt Corporation Means for electrically connecting electrodes on different surfaces of piezoelectric polymeric films
US4692285A (en) * 1985-07-01 1987-09-08 Pennwalt Corporation Process of preparing nonfibrous, piezoelectric polymer sheet of improved activity
US4808352A (en) * 1985-10-03 1989-02-28 Minnesota Mining And Manufacturing Company Crystalline vinylidene fluoride
US4691556A (en) * 1986-01-31 1987-09-08 Ab Volvo Load-sensing faceform for crash dummy instrumentation
US4863648A (en) * 1986-07-03 1989-09-05 Rutgers, The State University Of New Jersey Process for making polarized material
US4830795A (en) * 1986-07-03 1989-05-16 Rutgers, The State University Of New Jersey Process for making polarized material
US5336422A (en) * 1986-07-03 1994-08-09 Rutgers, The State University Of New Jersey Polarized products and processes
JPH01143356A (ja) * 1987-11-30 1989-06-05 Meidensha Corp Ｇｔｏサイリスタ
US4946903A (en) * 1989-03-27 1990-08-07 The Research Foundation Of State University Of Ny Oxyfluoropolymers having chemically reactive surface functionality and increased surface energies
US6447887B1 (en) 1999-09-14 2002-09-10 Virginia Tech Intellectual Properties, Inc. Electrostrictive and piezoelectric thin film assemblies and method of fabrication therefor
US8293318B1 (en) 2006-08-29 2012-10-23 Abbott Cardiovascular Systems Inc. Methods for modulating the release rate of a drug-coated stent

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612778A (en) * 1967-05-15 1971-10-12 Thermo Electron Corp Electret acoustic transducer and method of making
US3931446A (en) * 1970-09-26 1976-01-06 Kureha Kagaku Kogyo Kabushiki Kaisha Process for producing polymeric piezoelectric elements and the article formed thereby
US3664605A (en) * 1970-11-23 1972-05-23 Eastman Kodak Co Reversible web transporting apparatus
US3912830A (en) * 1971-10-13 1975-10-14 Kureha Chemical Ind Co Ltd Method of producing a piezoelectric or pyroelectric element
FR2156170A1 (da) * 1971-10-13 1973-05-25 Sandoz Sa
JPS5130997A (en) * 1974-09-11 1976-03-16 Kureha Chemical Ind Co Ltd Kobunshifuirumu no renzokuseikyokuhoho
US4095020A (en) * 1977-02-25 1978-06-13 Xerox Corporation Process for controlled phase transformation of alpha phase of poly(vinylidene fluoride) to the gamma phase
JPS5421597A (en) * 1977-07-19 1979-02-17 Post Office Piezoelectric material and method of making same
FR2465320A1 (fr) * 1979-09-14 1981-03-20 Thomson Csf Film de materiau composite piezo-electrique et son procede de fabrication

Also Published As

Publication number Publication date
US4393093A (en) 1983-07-12
EP0067270B1 (en) 1987-09-09
DE3277274D1 (en) 1987-10-15
EP0067270A3 (en) 1984-08-01
CA1187041A (en) 1985-05-14
EP0067270A2 (en) 1982-12-22
JPS58189A (ja) 1983-01-05

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