| abstract |
A cellulose acylate film capable of controlling in-plane retardation (Re) and thickness direction retardation (Rth) values in a wide range by a simple process, and an optical compensation sheet, polarizing plate and liquid crystal using the same A display device is provided. A cellulose acylate composition comprising a polymer compound having a repeating unit represented by the following general formula (1) and cellulose acylate. [Wherein, X and Y contain a monocyclic or condensed polycyclic aliphatic group or aromatic group. ] [Selection figure] None |