| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method which can simply manufacture an easy to deal with curing accelerator for an epoxy resin. <P>SOLUTION: The manufacturing method of a master batch article of a curing accelerator for an epoxy resin is characterized in that a phosphonium sulfonate synthesized from a phosphonium hydroxide and an organic sulfonic acid is dissolved in a liquefied acid anhydride to be diluted. <P>COPYRIGHT: (C)2012,JPO&INPIT |
