Electrostrictive acoustic projector and polymers used therein

Details Electrostrictive acoustic projector and polymers used therein Electrostrictive acoustic projector and polymers used therein

1997-05-05

1998-11-10

Eldred, J. Woodrow

Communications, electrical: acoustic wave systems and devices

Signal transducers

367157, 367163, 310311, 29 2535, H04R 1700

Patent

active

058354530

ABSTRACT:
Polymer materials having a low Young's modulus, a low dielectric constant, and a high apparent piezoelectric response when subjected to a high direct bias voltage and a superimposed alternating voltage, used as the active element in an underwater acoustic signal projector of a sonar system.

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Phosphonitrilic Compounds: VI. High Molecular Weight Poly(alkoxy- and aryyphosphanzenes) by H.R. Allcock, R.L. Rugel and K.J. Valan. Inorganic Chemistry vol. 5, 1966 pp. 1709-1715.

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