The present invention relates to a cellulose acetate film used for optical compensation and a retardation enhancer used therein, and relates to a cellulose acetate film which has a high retardation value in the thickness direction (Rth).
本发明涉及一种用于光学补偿的
醋酸纤维素薄膜及其所用的延缓增强剂,并涉及一种在厚度方向(Rth)具有高延缓值的
醋酸纤维素薄膜。