Carbonaceous material, electrode material for electric double layer capacitor containing the carbonaceous material, electrode for electric double layer capacitor, and electric double layer capacitor

摘要

The present invention relates to a carbonaceous material having a specific surface area of 1,800 m2 / g to 3,000 m2 / g by a BET method, an R value by Raman spectrum of 1.2 or more, and a G-band half width of 70 cm-1 or more. About the material.