| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a powder of heat storage microcapsules with improved solvent resistance. <P>SOLUTION: In the process of manufacturing the powder of heat storage microcapsules where a heat storage microcapsule slurry is heated and dried, the slurry is added by polyvinyl alcohol to be pulverized in order to improve the heat resistance and the solvent resistance of the powder of heat storage microcapsules. <P>COPYRIGHT: (C)2007,JPO&INPIT |
