JPS5650408B2 - - Google Patents

Info

Publication number
JPS5650408B2
JPS5650408B2 JP7602773A JP7602773A JPS5650408B2 JP S5650408 B2 JPS5650408 B2 JP S5650408B2 JP 7602773 A JP7602773 A JP 7602773A JP 7602773 A JP7602773 A JP 7602773A JP S5650408 B2 JPS5650408 B2 JP S5650408B2
Authority
JP
Japan
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
JP7602773A
Other languages
Japanese (ja)
Other versions
JPS5025677A (US06534493-20030318-C00166.png
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
Priority to JP7602773A priority Critical patent/JPS5650408B2/ja
Priority to GB2933574A priority patent/GB1445943A/en
Priority to US485112A priority patent/US3924324A/en
Priority to CA204,116A priority patent/CA1008187A/en
Priority to FR7423504A priority patent/FR2236259B1/fr
Priority to NLAANVRAGE7409136,A priority patent/NL181062C/xx
Priority to DE2432377A priority patent/DE2432377C2/de
Publication of JPS5025677A publication Critical patent/JPS5025677A/ja
Publication of JPS5650408B2 publication Critical patent/JPS5650408B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
JP7602773A 1973-07-05 1973-07-05 Expired JPS5650408B2 (US06534493-20030318-C00166.png)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP7602773A JPS5650408B2 (US06534493-20030318-C00166.png) 1973-07-05 1973-07-05
GB2933574A GB1445943A (en) 1973-07-05 1974-07-02 Methods of making electrets
US485112A US3924324A (en) 1973-07-05 1974-07-02 Method of making electret
CA204,116A CA1008187A (en) 1973-07-05 1974-07-04 Method of making a monocharge electret
FR7423504A FR2236259B1 (US06534493-20030318-C00166.png) 1973-07-05 1974-07-05
NLAANVRAGE7409136,A NL181062C (nl) 1973-07-05 1974-07-05 Werkwijze voor het maken van een elektreet.
DE2432377A DE2432377C2 (de) 1973-07-05 1974-07-05 Verfahren zum Herstellen eines Elektreten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7602773A JPS5650408B2 (US06534493-20030318-C00166.png) 1973-07-05 1973-07-05

Publications (2)

Publication Number Publication Date
JPS5025677A JPS5025677A (US06534493-20030318-C00166.png) 1975-03-18
JPS5650408B2 true JPS5650408B2 (US06534493-20030318-C00166.png) 1981-11-28

Family

ID=13593326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7602773A Expired JPS5650408B2 (US06534493-20030318-C00166.png) 1973-07-05 1973-07-05

Country Status (7)

Country Link
US (1) US3924324A (US06534493-20030318-C00166.png)
JP (1) JPS5650408B2 (US06534493-20030318-C00166.png)
CA (1) CA1008187A (US06534493-20030318-C00166.png)
DE (1) DE2432377C2 (US06534493-20030318-C00166.png)
FR (1) FR2236259B1 (US06534493-20030318-C00166.png)
GB (1) GB1445943A (US06534493-20030318-C00166.png)
NL (1) NL181062C (US06534493-20030318-C00166.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62160919U (US06534493-20030318-C00166.png) * 1986-03-31 1987-10-13

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2627249A1 (de) * 1976-06-18 1977-12-29 Battelle Institut E V Speicherelement fuer einen loeschbaren, digitalen permanentspeicher
US4127681A (en) * 1976-09-24 1978-11-28 Pennwalt Corporation Single electrode poling of dielectric films
DE2643260C2 (de) * 1976-09-25 1979-02-15 Elektro-Thermit Gmbh, 4300 Essen Ortsbewegliche, tragbare Vorrichtung zum Abarbeiten von Schweißgutüberständen bei der Schienen-Verbindungsschweißung
US4248808A (en) * 1978-12-29 1981-02-03 Bell Telephone Laboratories, Incorporated Technique for removing surface and volume charges from thin high polymer films
FR2446045A1 (fr) * 1979-01-04 1980-08-01 Thomson Csf Transducteur piezo-electrique a element en polymere et son procede de fabrication
NL7907539A (nl) * 1979-10-11 1981-04-14 Tno Werkwijze voor het vervaardigen van elektreten.
CA1141020A (en) * 1979-10-19 1983-02-08 Slawomir W. Sapieha Electrets from plasma polymerized material
US4397702A (en) * 1980-01-09 1983-08-09 Johnson Controls, Inc. Fabrication of non-conductive charged sensing probe unit
US4308223A (en) * 1980-03-24 1981-12-29 Albany International Corp. Method for producing electret fibers for enhancement of submicron aerosol filtration
US4365283A (en) * 1980-10-16 1982-12-21 Pennwalt Corporation Corona discharge poling process
US4527218A (en) * 1981-06-08 1985-07-02 At&T Bell Laboratories Stable positively charged Teflon electrets
US4451736A (en) * 1982-04-16 1984-05-29 Wisconsin Alumni Research Foundation Method and apparatus for measuring air ion concentrations
US4513049A (en) * 1983-04-26 1985-04-23 Mitsui Petrochemical Industries, Ltd. Electret article
US5045747A (en) * 1990-02-28 1991-09-03 Industrial Technology Research Institute Apparatus for poling a piezoelectric ceramic
CA2037942A1 (en) * 1990-03-12 1991-09-13 Satoshi Matsuura Process for producing an electret, a film electret, and an electret filter
US5652609A (en) * 1993-06-09 1997-07-29 J. David Scholler Recording device using an electret transducer
WO1997039464A1 (en) * 1996-04-18 1997-10-23 California Institute Of Technology Thin film electret microphone
US5952645A (en) * 1996-08-27 1999-09-14 California Institute Of Technology Light-sensing array with wedge-like reflective optical concentrators
ATA80098A (de) * 1998-05-12 1999-06-15 Johannes Dr Heitz Dünne elektretschichten und ein verfahren zu ihrer herstellung
DK79198A (da) * 1998-06-11 1999-12-12 Microtronic As Fremgangsmåde til fremstilling af en transducer med en membran med en forudbestemt opspændingskraft
AU5030100A (en) * 1999-05-19 2000-12-05 California Institute Of Technology High performance mems thin-film teflon electret microphone
JP2001122996A (ja) * 1999-10-28 2001-05-08 Bridgestone Corp フッ素樹脂の表面処理方法及び積層体の製造方法
US7280014B2 (en) 2001-03-13 2007-10-09 Rochester Institute Of Technology Micro-electro-mechanical switch and a method of using and making thereof
AU2002303933A1 (en) 2001-05-31 2002-12-09 Rochester Institute Of Technology Fluidic valves, agitators, and pumps and methods thereof
WO2002100551A1 (en) * 2001-06-11 2002-12-19 Rochester Institute Of Technology An electrostatic filter and a method thereof
US7378775B2 (en) 2001-10-26 2008-05-27 Nth Tech Corporation Motion based, electrostatic power source and methods thereof
US7211923B2 (en) 2001-10-26 2007-05-01 Nth Tech Corporation Rotational motion based, electrostatic power source and methods thereof
US7287328B2 (en) 2003-08-29 2007-10-30 Rochester Institute Of Technology Methods for distributed electrode injection
US7217582B2 (en) 2003-08-29 2007-05-15 Rochester Institute Of Technology Method for non-damaging charge injection and a system thereof
US8581308B2 (en) 2004-02-19 2013-11-12 Rochester Institute Of Technology High temperature embedded charge devices and methods thereof
JP4810661B2 (ja) * 2006-04-27 2011-11-09 国立大学法人埼玉大学 機械電気変換素子及びその製造方法
US9285930B2 (en) * 2007-05-09 2016-03-15 Wacom Co., Ltd. Electret stylus for touch-sensor device
JP2011181748A (ja) * 2010-03-02 2011-09-15 Daikin Industries Ltd 分極化樹脂フィルムの製造方法
BRPI1001408B1 (pt) 2010-03-08 2019-06-25 Sabo Industria E Comercio De Autopeças S/A Conjunto roda emissora
DE102017101950A1 (de) 2017-02-01 2018-08-02 Achim Limbeck Blutstillendes Material sowie Verfahren und Vorrichtung zu seiner Herstellung
US11081285B2 (en) * 2019-05-08 2021-08-03 Deborah Duen Ling Chung Electrically conductive electret and associated electret-based power source and self-powered structure

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3644605A (en) * 1969-02-11 1972-02-22 Bell Telephone Labor Inc Method for producing permanent electret charges in dielectric materials
JPS5019183B1 (US06534493-20030318-C00166.png) * 1970-03-10 1975-07-04
JPS5024440B1 (US06534493-20030318-C00166.png) * 1970-07-10 1975-08-15
CA992738A (en) * 1971-04-08 1976-07-13 Naohiro Murayama Pyroelectric element of polymer film
FR2144933A5 (US06534493-20030318-C00166.png) * 1971-07-02 1973-02-16 Anvar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62160919U (US06534493-20030318-C00166.png) * 1986-03-31 1987-10-13

Also Published As

Publication number Publication date
DE2432377A1 (de) 1975-01-23
US3924324A (en) 1975-12-09
JPS5025677A (US06534493-20030318-C00166.png) 1975-03-18
FR2236259B1 (US06534493-20030318-C00166.png) 1977-10-14
NL7409136A (nl) 1975-01-07
CA1008187A (en) 1977-04-05
FR2236259A1 (US06534493-20030318-C00166.png) 1975-01-31
GB1445943A (en) 1976-08-11
NL181062B (nl) 1987-01-02
NL181062C (nl) 1987-06-01
DE2432377C2 (de) 1987-10-01

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