PTC material composition for making a PTC circuit protection device
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United States of America Patent
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Aug 13, 2013
Grant Date -
Jan 24, 2013
app pub date -
Sep 22, 2011
filing date -
Jul 19, 2011
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Abstract
A PTC material composition for making a PTC circuit protection device comprises a PTC polymer unit and a conductive filler containing a plurality of titanium carbide particles. The titanium carbide particles have a residual oxygen content greater than 0.3 wt % based on the weight of the titanium carbide particles.
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