▎ 摘　　要

NOVELTY - A carbon nanotube base film material prepared at atmospheric pressure comprises carbon nanotube. The carbon nanotube in the surface of carbon nanotube base film material is arranged with orientation. USE - Carbon nanotube base film material. ADVANTAGE - The material has excellent conductivity, thermal conductivity and electromagnetic shielding function. The preparation is simple. The production energy consumption and cost are low. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of carbon nanotube base film material comprising mixing carbon nanotube with water, and dispersing to obtain aqueous dispersion; extruding aqueous dispersion and printing on substrate placed in organic solvent to obtain pre-processed sample; and taking out pre-processed sample from organic solvent, and drying.