| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an optical film which is free from the problem of a streak defect and a press defect on the film surface, ensures good surface workability of a hard coat layer, an antireflection layer or the like, keeps high contrast, and has excellent durability at high temperature and high humidity, a polarizing plate, and a liquid crystal display using the polarizing plate. <P>SOLUTION: The optical film comprises a cellulose ester and a compound having a benzoxazinone structure represented by general formula (1). <P>COPYRIGHT: (C)2009,JPO&INPIT |
