FR2207344B1 - - Google Patents

Info

Publication number
FR2207344B1
FR2207344B1 FR7340648A FR7340648A FR2207344B1 FR 2207344 B1 FR2207344 B1 FR 2207344B1 FR 7340648 A FR7340648 A FR 7340648A FR 7340648 A FR7340648 A FR 7340648A FR 2207344 B1 FR2207344 B1 FR 2207344B1
Authority
FR
France
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
FR7340648A
Other versions
FR2207344A1 (fr
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2207344A1 publication Critical patent/FR2207344A1/fr
Application granted granted Critical
Publication of FR2207344B1 publication Critical patent/FR2207344B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyethers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Insulating Materials (AREA)
FR7340648A 1972-11-16 1973-11-15 Expired FR2207344B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11537672A JPS536360B2 (fr) 1972-11-16 1972-11-16

Publications (2)

Publication Number Publication Date
FR2207344A1 FR2207344A1 (fr) 1974-06-14
FR2207344B1 true FR2207344B1 (fr) 1978-11-17

Family

ID=14660981

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7340648A Expired FR2207344B1 (fr) 1972-11-16 1973-11-15

Country Status (5)

Country Link
US (1) US4046704A (fr)
JP (1) JPS536360B2 (fr)
CA (1) CA1006297A (fr)
FR (1) FR2207344B1 (fr)
GB (1) GB1410148A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI434576B (zh) * 2010-02-02 2014-04-11 Ef Materials Ind Inc 聚合物駐電薄膜及製作方法
US8187488B2 (en) 2010-03-31 2012-05-29 MALAXIT Co. Electret composite with deep trapping centers on the interphase boundary

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2722493A (en) * 1954-08-17 1955-11-01 Hercules Powder Co Ltd Insulated electrical conductor

Also Published As

Publication number Publication date
JPS4972700A (fr) 1974-07-13
GB1410148A (en) 1975-10-15
US4046704A (en) 1977-09-06
CA1006297A (en) 1977-03-01
DE2357096B2 (de) 1975-09-11
DE2357096A1 (de) 1974-05-30
FR2207344A1 (fr) 1974-06-14
JPS536360B2 (fr) 1978-03-07

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Legal Events

Date Code Title Description
ST Notification of lapse