| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a composition for a self-curing mold which can improve curability in a deep part of a mold, a binder composition and a manufacturing method for the mold using those.SOLUTION: A composition for a self-curing mold is a mixture of heat resistant particles, a binder composition containing acid curing resin, and a curing agent. At least one kind of chemicals (A) selected from a divalent alcohol shown in a following general formula (1), a divalent alcohol containing an ether group shown in a following general formula (2) and a ketone shown in a following general formula (3) is contained at 0.0049 to 0.069 wt.% in the composition for the self-curing mold: (1) HO-R-OH; (2) HO-(RO)-H; and (3) R-CO-R.</p> |
