发明名称 |
Method to improve flowability of resin coated sand. |
摘要 |
A process for improving the flowability of resin coated sand which comprises the use of a fluorosurfactant with the mixture of sand and resin. Also provided is a resin binder containing a fluorosurfactant and a foundry mix comprising foundry sand, a resin binder and a fluorosurfactant. The resins used are alkaline phenolic resole resins and acid-curable resins. |
申请公布号 |
EP0399636(A2) |
申请公布日期 |
1990.11.28 |
申请号 |
EP19900300367 |
申请日期 |
1990.01.12 |
申请人 |
ACME RESIN CORPORATION |
发明人 |
JOHNSON, CALVIN K.;COOKE, RICHARD C.;TSE, KWOK-TUEN |
分类号 |
B22C1/02;B22C1/20;B22C1/22;C08K5/02 |
主分类号 |
B22C1/02 |
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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