Polarized products

Details Polarized products Polarized products

1989-06-02

1993-04-20

McAvoy, Ellen

Compositions

Piezoelectric

264 22, 264 24, C04B 3500

Patent

active

052040135

ABSTRACT:
This invention relates to a polarized material which is free or substantially free of mechanically-induced orientation and has polarization which is essentially stable up to the crystal melting temperature range of the polar crystals or to the softening temperature range or the glass transition temperature range of the polarized material if it is non-crystalline. A preferred polarized material provided is poly(vinylidene fluoride).

REFERENCES:
patent: 4239608 (1980-12-01), Pantelis
patent: 4521322 (1985-06-01), Broussoux et al.
patent: 4668449 (1987-05-01), Soni et al.
patent: 4751014 (1988-06-01), Ozeki et al.

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