| 发明名称 |
Method for accelerating cure of resole type phenolic resins |
| 摘要 |
The cure of resin compositions comprising a mixture of a resole type phenol aldehyde resin and a novolac type phenol formaldehyde resin is improved by employing resorcinol as all or part of the phenolic component in the novolac type resin. The resin compositions are particularly useful as binders for foundry sand.
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| 申请公布号 |
US4426484(A) |
申请公布日期 |
1984.01.17 |
| 申请号 |
US19810311375 |
申请日期 |
1981.10.14 |
| 申请人 |
SUMITOMO DUREZ COMPANY, LTD. |
发明人 |
SAEKI, YUKIO;TANAKA, KATSUYUKI |
| 分类号 |
C08L61/00;B22C1/22;C08L61/04;C08L61/06;C08L61/10;C08L61/12;(IPC1-7):C08L61/10;C08L61/14 |
主分类号 |
C08L61/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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