| 发明名称 |
PROCESS FOR THE PREPARATION OF ISOCYANATES OR ISOCYANATE MIXTURES AND THEIR USE IN THE PREPARATION OF POLYURETHANE FOAMS |
| 摘要 |
The invention relates to a process for the preparation of isocyanates or isocyanate mixtures which do not contain any significant colouring components, and to the use thereof for the production of pale rigid polyurethane foams. <IMAGE> |
| 申请公布号 |
KR100271031(B1) |
申请公布日期 |
2000.11.01 |
| 申请号 |
KR19930003870 |
申请日期 |
1993.03.15 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
GALLUS, MANFRED, DR.;GEBAUER, HERBERT, DR.;IMMEL, OTTO, DR. |
| 分类号 |
C08G18/76;C07C263/10;C07C263/20;C07C265/00;C08G18/70;C08G18/72;(IPC1-7):C07C263/10;C07C263/00 |
主分类号 |
C08G18/76 |
| 代理机构 |
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代理人 |
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