Polymer dielectric comprising copolymer of vinylidene fluoride,

Details Polymer dielectric comprising copolymer of vinylidene fluoride, Polymer dielectric comprising copolymer of vinylidene fluoride,

1984-05-31

1985-09-24

Schofer, Joseph L.

Stock material or miscellaneous articles

Composite

Of polyisocyanurate

428421, 428333, 428220, 361323, 526242, 526250, 526255, B32B 2700, H01G 408

Patent

active

045432945

ABSTRACT:
A copolymer of 20 to 33 mol. % vinylidene fluoride, 15 to 45 mol. % of ethylene and 30 to 65 mol. % of tetrafluoroethylene gives a dielectric material having a large dielectric constant of 4.0 or above and a small dielectric dissipation factor (tan .delta.) of 0.8% or below, and is suitable for use as a condenser film.

REFERENCES:
patent: 4166165 (1979-08-01), Hisasue et al.
patent: 4434209 (1984-02-01), Sasaki et al.
patent: 4435475 (1984-03-01), Sasaki et al.
Derwent Publication--JP Pat. Pub. 7325415, (Summary).
Derwent Publication--Ge Offen. 2132463, (Summary).

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