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Adhesive Cutaneous Conducting Polymer Electrodes

Published version
Peer-reviewed

Type

Article

Change log

Authors

Malliaras, Georgios 

Abstract

Conducting polymers are widely used as electrode coatings in electrophysiology to lower impedance and achieve higher quality recordings and more efficient stimulation. Their availability as dispersions that can be processed directly from solution makes them particularly attractive for applications where low cost and compatibility with mechanically flexible substrates are important. In this work we demonstrate that poly(3,4-ethylenedioxythiophene)-based conducting polymer films can be made adhesive to skin and polyimide by adding acrylic ester copolymer microparticles to the solution. The resultant films remained highly conducting despite incorporating at most 2.5% conducting polymer. We show that adhesive cutaneous electrodes fabricated using these coatings show comparable performance to commercial electrodes in forearm electromyography.

Description

Keywords

3403 Macromolecular and Materials Chemistry, 34 Chemical Sciences, 40 Engineering, 4003 Biomedical Engineering, 4016 Materials Engineering

Journal Title

Applied Physics Reviews

Conference Name

Journal ISSN

1931-9401
1931-9401

Volume Title

Publisher

American Institute of Physics
Sponsorship
EPSRC (EP/T004908/1)