| abstract |
A cellulose ester film and its manufacturing method are disclosed, the cellulose ester film comprising a compound represented by the following formula (1) in an amount of from 1 to 30% by weight, n n n wherein Y represents an ester bond or a divalent organic group containing an ester bond, Ra and Rb independently represent a substituent, and m and n independently represent an integer of 0 to 5, provided that when m or n is not less than 2, plural Ras or Rbs may be the same or different. |