| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for micronizing a polymethylpentene polymer. <P>SOLUTION: This production method is a production method for efficiently micronizing a polymethylpentene polymer by heating-dissolving the polymethylpentene polymer in an organic solvent and cooling down the resultant solution under reduced pressure. <P>COPYRIGHT: (C)2012,JPO&INPIT |
