| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for producing a composition for a casting mold improving the hardenability of a deep part of the mold while improving a hardening speed of the mold, and to provide a method for manufacturing the casting mold and a binder composition. SOLUTION: The method for producing the composition for the casting mold includes a step of preparing a mixture containing a fireproof particle, the binder composition containing acid-curable resin, and a curing agent. The mixture contains 2.0-15.0 pts.wt. of a vanillin-based compound expressed by the following general formula (1) relative to 100 pts.wt. of the acid-curable resin. In the formula, X is CHO or CH<SB POS="POST">2</SB>OH. COPYRIGHT: (C)2012,JPO&INPIT |
