| 发明名称 |
Process for the production of isocyanates |
| 摘要 |
The instant invention relates to a process for the production of isocyanates in which tert.-alkyl urethanes are reacted with phosgene and to isocyanatoaryl sulphonic acid esters obtainable for the first time by this process. |
| 申请公布号 |
US4259255(A) |
申请公布日期 |
1981.03.31 |
| 申请号 |
US19790015577 |
申请日期 |
1979.02.26 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
GROEGLER, GERHARD |
| 分类号 |
C07C309/72;C07C67/00;C07C241/00;C07C263/04;C07C265/00;C07C265/12;C07C301/00;C07C303/02;C07C303/28;C07C303/30;C07C309/28;C07C309/73;C07C309/76;C07C309/86;C07C311/65;(IPC1-7):C07C118/00;C07C143/68 |
主分类号 |
C07C309/72 |
| 代理机构 |
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代理人 |
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| 主权项 |
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