| 发明名称 |
Urethane-modified polyisocyanurate foams |
| 摘要 |
A fire-retardant, urethane modified, polyisocyanurate foam having a percent friability of about 60 percent or less and a weight retention of greater than about 70 percent is disclosed. These foams are prepared by including in the foam-forming composition at least one compound which is an alkoxylated bisphenol.
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| 申请公布号 |
US3919128(A) |
申请公布日期 |
1975.11.11 |
| 申请号 |
US19740491059 |
申请日期 |
1974.07.23 |
| 申请人 |
ICI UNITED STATES INC. |
发明人 |
BALDINO, JAMES P.;FELTZIN, JOSEPH |
| 分类号 |
C08G18/09;C08G18/48;C08G18/50;(IPC1-7):C08G18/14 |
主分类号 |
C08G18/09 |
| 代理机构 |
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