| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a cellulose ester resin modifier imparting excellent moisture permeation resistance and high Rth (retardation value) to films comprising a cellulose ester resin, excellent in bleeding resistance on high temperature and high humidity conditions and hardly volatilizing in production steps, and to provide a cellulose ester film containing the modifier. <P>SOLUTION: The cellulose ester resin modifier containing two ester compounds having different structures and the cellulose ester film containing the modifier and a cellulose ester resin are provided. <P>COPYRIGHT: (C)2008,JPO&INPIT |
