GB1410148A - High polymer electret - Google Patents

High polymer electret

Info

Publication number
GB1410148A
GB1410148A GB5284473A GB5284473A GB1410148A GB 1410148 A GB1410148 A GB 1410148A GB 5284473 A GB5284473 A GB 5284473A GB 5284473 A GB5284473 A GB 5284473A GB 1410148 A GB1410148 A GB 1410148A
Authority
GB
United Kingdom
Prior art keywords
high polymer
nov
polymer electret
electret
polyethylene
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.)
Expired
Application number
GB5284473A
Other languages
English (en)
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 GB1410148A publication Critical patent/GB1410148A/en
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
    • 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)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Insulating Materials (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB5284473A 1972-11-16 1973-11-14 High polymer electret Expired GB1410148A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1410148A true GB1410148A (en) 1975-10-15

Family

ID=14660981

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5284473A Expired GB1410148A (en) 1972-11-16 1973-11-14 High polymer electret

Country Status (5)

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

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
US4046704A (en) 1977-09-06
FR2207344A1 (enExample) 1974-06-14
DE2357096B2 (de) 1975-09-11
FR2207344B1 (enExample) 1978-11-17
JPS4972700A (enExample) 1974-07-13
CA1006297A (en) 1977-03-01
DE2357096A1 (de) 1974-05-30
JPS536360B2 (enExample) 1978-03-07

Similar Documents

Publication Publication Date Title
AU508544B2 (en) Vinylidene fluoride polymer
ES437897A1 (es) Perfeccionamientos en celulas electroquimicas.
DE3855624D1 (de) Digitaler adaptiver Empfänger, der die Maximalwahrscheinlichkeitssequenz-Bewertung mit Hilfe von Neuronen-Netzwerken benutzt
NL159119B (nl) Werkwijze voor het chloreren van een polymeer of copolymeer van vinylchloride en gevormde voortbrengselen, die geheel of ten dele bestaan uit het aldus bereide gechloreerde polymeer of copolymeer van vinylchloride.
FI881092A0 (fi) Mekaniskt kombinerbar flerfasig blandning av poly(vinylklorid), klorerad polyolefin, polyolefin och ymppolymeriserat av polyolefin, och fast fiberfoerstaerkt komposit daerav.
AU511821B2 (en) Coagulating polymer latices
FR2532807B1 (enExample)
AU5235173A (en) Calendering a laminated polymeric materials
GB1444964A (en) Humidity sensors
CA1015893A (en) Thermoplastic copolyetheresters based on 2,6-naphthalenedicarboxylic acid
GB1410148A (en) High polymer electret
CA1033489A (en) Vinylidene chloride copolymer latexes
GB1359488A (en) Articles with reduced thrombogenic effect
AU498051B2 (en) After chlorinated vinyl chloride polymers
CA1014297A (en) Polymerization of vinylidene fluoride
IT980517B (it) Elettrodo per pile e batterie e procedimento per la sua fabbrica zione
AU516680B2 (en) Producing plasticized vinylidene chloride-vinyl chloride copolymer
GB1397734A (en) Vinylidene fluoride hexafluoropropylene copolymer foams
GB1530854A (en) Process for the polymerisation of vinyl chloride in aqueous suspension
NO152792C (no) Elastomere, termoplastiske kopolyesteramider.
GB1427060A (en) Assembly suitable for use in sheathing piles
CA983189A (en) Polymeric latices and suspensions based on vinyl chloride homopolymers and copolymers
AU500767B2 (en) A cathode when used in electrolysis
GB1298490A (en) Stabilizer laminated electrets
CA1036165A (en) Substituted octyl-piperidinium chlorides, bromides or iodides

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921114