NL6906413A - - Google Patents

Info

Publication number
NL6906413A
NL6906413A NL6906413A NL6906413A NL6906413A NL 6906413 A NL6906413 A NL 6906413A NL 6906413 A NL6906413 A NL 6906413A NL 6906413 A NL6906413 A NL 6906413A NL 6906413 A NL6906413 A NL 6906413A
Authority
NL
Netherlands
Application number
NL6906413A
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 NL6906413A publication Critical patent/NL6906413A/xx

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
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Thermistors And Varistors (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
NL6906413A 1968-04-27 1969-04-25 NL6906413A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2836668 1968-04-27

Publications (1)

Publication Number Publication Date
NL6906413A true NL6906413A (cs) 1969-10-29

Family

ID=12246611

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6906413A NL6906413A (cs) 1968-04-27 1969-04-25

Country Status (5)

Country Link
US (1) US3632443A (cs)
DE (2) DE6916586U (cs)
FR (1) FR2007144A1 (cs)
GB (1) GB1258638A (cs)
NL (1) NL6906413A (cs)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763482A (en) * 1971-02-01 1973-10-02 Gte Sylvania Inc Coaxial cable transducer
US3898981A (en) * 1971-09-01 1975-08-12 Electronic Monitors Inc Respiration monitoring apparatus
JPS5818787B2 (ja) * 1974-09-03 1983-04-14 呉羽化学工業株式会社 コウブンシフイルムデンキソシ ノ セイゾウホウホウ
JPS5130997A (en) * 1974-09-11 1976-03-16 Kureha Chemical Ind Co Ltd Kobunshifuirumu no renzokuseikyokuhoho
US3945112A (en) * 1975-03-21 1976-03-23 Bell Telephone Laboratories, Incorporated Technique for fabrication of foil electret
US4215682A (en) * 1978-02-06 1980-08-05 Minnesota Mining And Manufacturing Company Melt-blown fibrous electrets
CA1107950A (en) * 1978-08-10 1981-09-01 Anupama Mishra Electret made of branched alpha-olefin polymer
EP0041850B2 (en) * 1980-06-10 1989-03-22 Matsushita Electric Industrial Co., Ltd. A method of vacuum depositing a layer on a plastics film substrate
GB2079056B (en) * 1980-06-30 1985-04-17 Tokyo Shibaura Electric Co Electret device
EP0048902A3 (en) * 1980-09-25 1983-11-09 Kabushiki Kaisha Toshiba Method for manufacturing electret device and condenser type electro-acoustic transducer having electrets
US4654546A (en) * 1984-11-20 1987-03-31 Kari Kirjavainen Electromechanical film and procedure for manufacturing same
US4871352A (en) * 1987-12-07 1989-10-03 Controlled Release Technologies, Inc. Self-regulated therapeutic agent delivery system and method
US5610455A (en) * 1995-06-29 1997-03-11 Minnesota Mining And Manufacturing Company Electret containing syndiotactic vinyl aromatic polymer
US5835027A (en) * 1996-11-07 1998-11-10 Tyburski; Robert M. Residual charge effect traffic sensor
FI103747B (fi) * 1998-01-29 1999-08-31 Emf Acoustics Oy Ltd Värähtelymuunninyksikkö
FI108204B (fi) * 1999-11-25 2001-11-30 Kari Johannes Kirjavainen Kalvo energioiden muuntamiseksi
US6513184B1 (en) 2000-06-28 2003-02-04 S. C. Johnson & Son, Inc. Particle entrapment system
US6550639B2 (en) 2000-12-05 2003-04-22 S.C. Johnson & Son, Inc. Triboelectric system
FI118369B (fi) * 2000-12-19 2007-10-15 Emfitech Oy Sähkömekaaninen muunnin ja menetelmä sähkömekaanisen muuntimen valmistamiseksi
CN111109794A (zh) * 2020-01-20 2020-05-08 兰州理工大学 一种具有自充电功能的旅行箱
CN113851329B (zh) * 2021-09-24 2023-06-16 重庆大学 一种提高聚烯烃薄膜表面电荷存储稳定性的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1349040A (fr) * 1962-03-05 1964-01-10 Du Pont Procédé d'enregistrement électrostatique et bande d'enregistrement utilisée
US3301786A (en) * 1962-05-07 1967-01-31 Union Oil Co Synthetic ferroelectric articles
US3316620A (en) * 1964-02-28 1967-05-02 Philip Morris Inc Process for the production of electrets
GB1135737A (cs) * 1965-10-23 1900-01-01
FR1497727A (fr) * 1966-10-17 1967-10-13 Philip Morris Inc Procédé de fabrication de matériau porteur de charges et produit fabriqué par ce procédé
US3458713A (en) * 1966-11-01 1969-07-29 Northern Electric Co Polycarbonate electrets

Also Published As

Publication number Publication date
GB1258638A (cs) 1971-12-30
FR2007144A1 (cs) 1970-01-02
DE1920940A1 (de) 1969-11-20
DE6916586U (de) 1970-02-12
US3632443A (en) 1972-01-04

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