JPS5635405A - Method and apparatus for charging electret thin film - Google Patents

Method and apparatus for charging electret thin film

Info

Publication number
JPS5635405A
JPS5635405A JP9049780A JP9049780A JPS5635405A JP S5635405 A JPS5635405 A JP S5635405A JP 9049780 A JP9049780 A JP 9049780A JP 9049780 A JP9049780 A JP 9049780A JP S5635405 A JPS5635405 A JP S5635405A
Authority
JP
Japan
Prior art keywords
foil
charging
thin film
rollers
electret thin
Prior art date
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.)
Granted
Application number
JP9049780A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6229887B2 (OSRAM
Inventor
Eruzu Ronarudo
Antonii Osariban Maikeru
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.)
Post Office
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Publication of JPS5635405A publication Critical patent/JPS5635405A/ja
Publication of JPS6229887B2 publication Critical patent/JPS6229887B2/ja
Granted 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
JP9049780A 1979-07-06 1980-07-02 Method and apparatus for charging electret thin film Granted JPS5635405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7923737 1979-07-06

Publications (2)

Publication Number Publication Date
JPS5635405A true JPS5635405A (en) 1981-04-08
JPS6229887B2 JPS6229887B2 (OSRAM) 1987-06-29

Family

ID=10506367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9049780A Granted JPS5635405A (en) 1979-07-06 1980-07-02 Method and apparatus for charging electret thin film

Country Status (6)

Country Link
US (1) US4348711A (OSRAM)
EP (1) EP0022630B1 (OSRAM)
JP (1) JPS5635405A (OSRAM)
AT (1) ATE3344T1 (OSRAM)
CA (1) CA1150816A (OSRAM)
DE (1) DE3063102D1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007210398A (ja) * 2006-02-08 2007-08-23 Nissan Motor Co Ltd サスペンションのスプリングシート

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512940A (en) * 1982-12-16 1985-04-23 Ncr Corporation Method and apparatus for the production of electret material
US5401446A (en) * 1992-10-09 1995-03-28 The University Of Tennessee Research Corporation Method and apparatus for the electrostatic charging of a web or film
US9889239B2 (en) 2007-03-23 2018-02-13 Allegiance Corporation Fluid collection and disposal system and related methods
DK2139620T3 (en) 2007-03-23 2016-03-07 Allegiance Corp Fluidopsamlings- and disposal system and related practices
CN114953422A (zh) * 2022-05-24 2022-08-30 潍坊新声悦尔电子科技有限公司 一种耐高温背极板连续式加工装置及其加工工艺

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940289A (OSRAM) * 1972-08-26 1974-04-15

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2757165A (en) * 1954-09-02 1956-07-31 Monsanto Chemicals Vinyl acetate/acrylonitrile/styrene terpolymers
GB1267535A (en) * 1968-03-19 1972-03-22 Iwatsu Electric Co Ltd Electrophotographic process and apparatus
NL143362B (nl) * 1968-07-10 1974-09-16 Tno Werkwijze voor het formeren van een eenzijdig gemetalliseerde elektreetfoelie, alsmede zulk een elektreetfoelie geformeerd volgens deze werkwijze.
US3678350A (en) * 1971-04-19 1972-07-18 Xerox Corp Electric charging method
US3684364A (en) * 1971-06-24 1972-08-15 Xerox Corp Lift off electrode
NL7210088A (OSRAM) * 1972-07-21 1974-01-23
US3873895A (en) * 1973-12-05 1975-03-25 Xerox Corp Technique for charging dielectric surfaces to high voltage
NL160303C (nl) * 1974-03-25 1979-10-15 Verto Nv Werkwijze voor het vervaardigen van een vezelfilter.
US4089034A (en) * 1976-04-30 1978-05-09 Minnesota Mining And Manufacturing Company Machine and method for poling films of pyroelectric and piezoelectric material
GB2002961A (en) * 1977-08-22 1979-02-28 Post Office Implanting an electret charge in a foil material

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4940289A (OSRAM) * 1972-08-26 1974-04-15

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007210398A (ja) * 2006-02-08 2007-08-23 Nissan Motor Co Ltd サスペンションのスプリングシート

Also Published As

Publication number Publication date
US4348711A (en) 1982-09-07
CA1150816A (en) 1983-07-26
DE3063102D1 (en) 1983-06-16
EP0022630A1 (en) 1981-01-21
JPS6229887B2 (OSRAM) 1987-06-29
ATE3344T1 (de) 1983-05-15
EP0022630B1 (en) 1983-05-11

Similar Documents

Publication Publication Date Title
GB1149665A (en) Imaging apparatus
GB2050633B (en) Surface potential electrometer and image forming apparatus using the same
FR2409093B1 (fr) Dispositif et procede de charge electrostatique
GB1057796A (en) Electrostatic pinning method and copyboard
EP0005265A3 (en) Method for making contact on the adhesive side of the electrode of an electrical device
JPS5635405A (en) Method and apparatus for charging electret thin film
CA944023A (en) Method and apparatus for measurement of surface charge of an electret
GB2141973B (en) Improved method and apparatus for direct charging of the surface of an impression roll of an electrostatic assist gravure press
NL7604754A (nl) Elektrochrome beeldinrichting met elektrolyt en werkwijze voor de vervaardiging daarvan.
DE2861312D1 (en) Device for the development of an electrostatic charge image with the aid of magnetic brushes.
JPS53113551A (en) Developing device
FR2299732A1 (fr) Procede et appareil d'application d'une pate sur des plaques de batteries d'accumulateurs
JPS5651805A (en) Method of forming conductive thin film
GB1278301A (en) Electrostatic copying process
JPS5239540A (en) Method of forming images on thin metallic films
JPS5222926A (en) Dry type development process for the electrophotography
GB1272349A (en) Ink mist suppression
NL7800418A (nl) Werkwijze en inrichting voor het formeren van platen voor loodaccu's.
JPS5741662A (en) Electric charging method for electronic printing master
GB1343191A (en) Methods of thermoplastic xerographyand apparatus thereofor
FR2345747A1 (fr) Procede et organe de formation d'images electrostatiques
GB1394805A (en) Method of and apparatus for reducing contra
GB2002961A (en) Implanting an electret charge in a foil material
CA941885A (en) Method of and apparatus for imparting an electrical charge to a web of film or paper or the like
JPS5517139A (en) Electrostatic image amplifying type recording method