| abstract |
A cellulose nanofiber film having high transparency and capable of preventing the occurrence of thermal expansion and birefringence is provided. A cellulose nanofiber film comprising cellulose nanofibers in which at least some of the hydroxyl groups are esterified, wherein the degree of fiber orientation in the thickness direction of the cellulose nanofiber film is 50% or less, and A cellulose nanofiber film, wherein the cellulose nanofiber film is substantially free of a resin. [Selection figure] None |