| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a curing agent composition which is capable of securing a sufficient working life without lowering final strength of a mold, and a method for manufacturing the mold using the same. <P>SOLUTION: The curing agent composition is a curing agent composition for water-soluble phenol resin that is used for manufacturing the mold, and contains a branched ester compound having 5-13 carbon atoms, derived from a carboxylic acid having a branched chain and an alcohol. <P>COPYRIGHT: (C)2011,JPO&INPIT |
