METHOD OF POLYMERIC SYSTEMS DIELECTRIC CHARACTERISATION Russian patent published in 2008 - IPC G01R27/26 

Abstract RU 2332675 C1

FIELD: physics.

SUBSTANCE: invention can be used for production of high-molecular compounds, as well as for prediction of polymers physical properties change under various operating conditions. Invention consists in that analysed material of thickness of d=(1÷3) mm serves placed in condenser primary measuring transducer so that analysed material is as dielectric layer. Primary transducer is connected to input of low-noise preamplifier. Ohmic multiplier Rd=(1÷100) kOhm is paralleled to primary transducer. Changing Rd value, at preset frequency v, maximum spectral density of electric fluctuation voltage, temperature T of polymeric system are evaluated, and dielectric characteristics being calculated from formulae.

EFFECT: extension of frequency range of dielectric polymer characterisation.

1 dwg

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RU 2 332 675 C1

Authors

Ivanovskij Vasilij Andreevich

Dates

2008-08-27Published

2006-12-15Filed