CPC D01F 9/16 (2013.01) [B01J 23/80 (2013.01); D01F 9/324 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01)] | 6 Claims |
1. A method of producing cellulose nanofiber carbon, comprising:
a freezing process in which a solution or gel containing cellulose nanofibers is frozen to obtain a frozen component;
a drying process in which the frozen component is dried in a vacuum to obtain a dry component; and
a carbonizing process in which the dry component is heated and carbonized in a non-combustible atmosphere, wherein, in the carbonizing process, the dry component is heated together with a reducing catalyst,
wherein the reducing catalyst is iron powder and zinc powder, and wherein, in the carbonizing process, the dry component is heated together with the iron powder and the zinc powder.
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