发明名称 |
Process for preparing lightweight concrete |
摘要 |
The adhesion of foamed particles, e.g., foamed polystyrene beads, in a lightweight concrete composition is improved by surface coating the foamed particles prior to incorporation into the lightweight concrete mixture with a phenol containing (1) coal tar or (2) anthracene oil and cross-linkable phenolic resin blend.
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申请公布号 |
US3899455(A) |
申请公布日期 |
1975.08.12 |
申请号 |
US19740461946 |
申请日期 |
1974.04.18 |
申请人 |
BASF WYANDOTTE CORPORATION |
发明人 |
UNTERSTENHOEFER, LEO;KRIEGER, WILHELM |
分类号 |
C04B20/10;C08J9/224;(IPC1-7):C08F47/08 |
主分类号 |
C04B20/10 |
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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