Gas sensor unit and method of forming the same

Details Gas sensor unit and method of forming the same Gas sensor unit and method of forming the same

2007-03-06

2008-09-23

Larkin, Daniel S (Department: 2856)

Measuring and testing

Gas analysis

Detector detail

C073S023200

Reexamination Certificate

active

07426851

ABSTRACT:
A gas sensor unit includes a conductive polymer and an absorbent for absorbing gas molecules. The conductive polymer is polyaniline (PAN) and the absorbent is polyurethane (PU). The content of the conductive polymer is 25-55 wt % and the content of the absorbent is 45-75 wt %.

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Brady, S. et al., “Inherently Conducting Polymer Modified Polyurethane Smart Foam for Pressure Sensing”, Sensors and Actuators A, vol. 119, (2005), pp. 398-404.
Wojkiewicz, J.L. et al., “Intrinsically Conductivie Nanocomposites: High Performance Electromagnetic Shielding Materials” IEEE, (2005), pp. 58-61.
Njugana, J. et al., “Review Recent Developments in Polyurethane-Based Conducting Composites”, Journal of Materials Science, vol. 39, (2004), pp. 4081-4094.
Ruckenstein, E. et al., “Polypyrrole Conductive Composites Prepared by Coprecipitation”, Polymer, vol. 32 (1991), pp. 1230-1235 (Abstract Only).

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