ELECTRICALLY CONDUCTIVE POLYAMIDE MOLDING MATERIAL

摘要

PROBLEM TO BE SOLVED: To provide a carbon fiber-reinforced polyamide molding material exhibiting high electric conductivity and low electric resistance.SOLUTION: A polyamide molding material with the following composition is provided: (a) 20 to 85 wt.% of at least one kind of semi-crystalline polyamide; (b) 4 to 18 wt.% of a carbon fiber with a fiber diameter in the range of 2 to 10 μm; (c) 10 to 60 wt.% of at least one kind of particulate mineral or salts filler; (d) 3 to 30 wt.% of at least one kind of amorphous polymer with a glass transition temperature of at least 45°C measured according to ISO11357; (e) 0 to 20 wt.% of carbon black; and (f) 0 to 20 wt.% of at least one kind of further additive and/or addition agent, the components (a) to (f) in total being 100 wt.%.