| 发明名称 |
PRODUCTION AND USE OF RIGID FOAM CONTAINING URETHANE, UREA, AND BIURET GROUPS |
| 摘要 |
The novel feature in the prepn. of closed-cell, rigid foams contg. urethane, urea and biuret gps. and having high adhesion to solid surfaces by reacting a polyisocyanate with a modified castor oil (I) in presence of catalysts, water and opt. a low boiling hydrocarbon blowing agent etc. is that (I) is a castor oil/(amine and/or OH cpd.) reaction prod. of OH no. 200-500, pref. 350-480. |
| 申请公布号 |
JPH07286026(A) |
申请公布日期 |
1995.10.31 |
| 申请号 |
JP19950081992 |
申请日期 |
1995.03.15 |
| 申请人 |
BAYER AG |
发明人 |
HANSUUYOAHIMU SHIYORU;TORUSHIYUTEN HAINEMAN;RAINERU BUERUTE |
| 分类号 |
F16L59/00;C08G18/30;C08G18/36;C08G18/38;C08G101/00;C08J9/02;C08L75/00;E04B1/74;(IPC1-7):C08G18/36 |
主分类号 |
F16L59/00 |
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