| 发明名称 |
Flame retardant polyol compositions and their preparation |
| 摘要 |
A flame retardant polyol composition is prepared by reacting chloral with a compound selected from the group consisting of urea, diethanolurea, dipropanolurea, thiourea, sulfamide and mixtures thereof in the presence of a polyhydroxy composition having 2 to 8 hydroxy groups. These compositions are useful for preparing flame retardant polyurethane foams.
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| 申请公布号 |
US4302340(A) |
申请公布日期 |
1981.11.24 |
| 申请号 |
US19790064656 |
申请日期 |
1979.08.08 |
| 申请人 |
PENNWALT CORPORATION |
发明人 |
SANDLER, STANLEY R.;CHEN, MABEL M. |
| 分类号 |
C08G12/00;C08G12/02;C08G12/12;C08G12/40;C08G12/42;C08G12/46;C08G18/00;C08G18/30;C08G18/38;C08G18/54;(IPC1-7):C09K3/28 |
主分类号 |
C08G12/00 |
| 代理机构 |
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