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Flexible moldable conductive current-limiting materials

United States Patent

October 1, 2002
View the Complete Patent at the US Patent & Trademark Office
A current limiting PTC device (10) has two electrodes (14) with a thin film of electric conducting polymer material (20) disposed between the electrodes, the polymer material (20) having superior flexibility and short circuit performance, where the polymer material contains short chain aliphatic diepoxide, conductive filler particles, curing agent, and, preferably, a minor amount of bisphenol A epoxy resin.
Shea; John Joseph (Pittsburgh, PA), Djordjevic; Miomir B. (Milwaukee, WI), Hanna; William Kingston (Pittsburgh, PA)
Eaton Corporation (Cleveland, OH)
09/ 406,534
September 27, 1999
The Government of the United States of America has rights in this invention, pursuant to Contract No. DE-AC26-98FT40355 with the United States Department of Energy.