| 摘要 |
PURPOSE:To improve the releasability of a cellulose ester film formed by casting while reducing an influence on its photographic properties by adding a specified release aid. CONSTITUTION:This film contains at least either of compounds of formulas I and II (wherein A is a 4-30C alkyl, alkenyl or aralkyl; L is -O-, a group of formula II or IV (wherein R is an alkyl, R1SO2-, RfCO- or the like group, and R and R1 are each a 1-16C alkyl, Rf is a 1-10C perfluoroalkyl) or the like; B is a bivalent bonding group; X is -OM group, a group of formula V (wherein Z is -O-, a group of formula III or the like), or the like; M is a hydrogen atom or a cation such as an alkali metal, ammonium or an amine residue; m is 1-40; and n is 0 or 1). |
