Patent ID: 8262940

Claim:
A coated conductive powder obtained by coating the surfaces of conductive particles with insulating inorganic fine particles, wherein the volume resistivity value of the coated conductive powder is 1 Ω·cm or less, the specific gravity of the insulating inorganic fine particles is 5.0 g/ml or less, the particle diameter ratio of the insulating inorganic fine particles to the conductive particles is 1/100 or less, and the insulating inorganic fine particles adhere to the surfaces of the conductive particles, wherein the coated conductive powder satisfies n=4×10 4 to 3×10 10 , in the following formula: the amount of the insulating inorganic fine particles added (g) with respect to 1 g of the conductive particles ≧n×(r 2 3 ×d 2 )/(r 1 3 ×d 1 ) where n is a constant; r 1 is a radius of the conductive particles; d 1 is a specific gravity of the conductive particles; r 2 is a radius of the insulating inorganic fine particles; and d 2 is a specific gravity of the insulating inorganic fine particles.