发明名称 |
Binder composition for mold making, binder/curing agent composition for mold making, sand composition for mold making, and process of making mold |
摘要 |
Sand compositions containing a binder composition and a curing agent, in which the binder composition comprises (a) a binder comprising an acid-curable resin and (b) from 0.5 to 63.0% by weight, based on the binder composition, of at least one curing accelerator selected from compounds represented by formula (1): <IMAGE> (1) wherein X1, X2 each represent a hydrogen atom, a methyl group or an ethyl group; exhibit an increased curing rate to provide a casting mold having an increased initial strength.
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申请公布号 |
US5616631(A) |
申请公布日期 |
1997.04.01 |
申请号 |
US19950550734 |
申请日期 |
1995.10.31 |
申请人 |
KAO CORPORATION |
发明人 |
KIUCHI, KAZUHIKO;NAKAI, SHIGEO;SAWA, MASUO;KATO, MASAYUKI;SAKAI, MITSURU;NOMURA, SHINYA |
分类号 |
B22C1/22;C08G16/02;(IPC1-7):B22C1/22;C08F283/00 |
主分类号 |
B22C1/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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