| 发明名称 |
POLYURETHANE-FORMING BINDER COMPOSITIONS CONTAINING CERTAIN CARBOXYLIC ACIDS AS BENCH LIFE EXTENDERS |
| 摘要 |
Certain carboxylic acids are used in polyurethane-forming binder compositions to extend the bench life of such compositions. The binder compositions are particularly useful for preparing sand castings used for making foundry parts. |
| 申请公布号 |
AU7916487(A) |
申请公布日期 |
1988.03.24 |
| 申请号 |
AU19870079164 |
申请日期 |
1987.08.20 |
| 申请人 |
ASHLAND OIL, INC., |
发明人 |
ROBERT B. FECHTER;JOHN J. GARDIKES |
| 分类号 |
B22C1/22;C08G18/08;C08G18/54 |
主分类号 |
B22C1/22 |
| 代理机构 |
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代理人 |
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| 地址 |
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