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US 8,508,327 B2Granted
PTC material composition for making a PTC circuit protection device
AssigneeFuzetec Technology Co., Ltd.
InventorsJack Jih-Sang Chen, Chi-Hao Gu, Chang-Hung Jiang
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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.
Claims13
A PTC material composition for making a PTC circuit protection device, comprising:
- a PTC polymer unit;
- and
- a conductive filler containing a plurality of titanium carbide particles;
- wherein said titanium carbide particles have a residual oxygen content greater than 0.3 wt % based on the weight of said titanium carbide particles.
1 more element
A PTC circuit protection device, comprising:
- a PTC material layer;
- and
- two electrodes attached to said PTC material layer;
- wherein said PTC material layer has a PTC material composition that includes a PTC polymer unit and a conductive filler containing a plurality of titanium carbide particles;
- wherein said titanium carbide particles have a residual oxygen content greater than 0.3 wt % based on the weight of said titanium carbide particles.
2 more elements
Dependencies are inferred from the claim text.