The present invention relates to a cellulose acetate film 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缓凝增强剂,并涉及一种在厚度方向上具有高缓凝值(Rth)的
醋酸纤维素薄膜。