| 发明名称 |
Preparation of pure triethylenediamine |
| 摘要 |
Pure triethylenediamine (TEDA) is prepared by vaporizing TEDA, introducing the gaseous TEDA into a liquid solvent and subsequently crystallizing the TEDA from the solution obtained in this way.
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| 申请公布号 |
US6627756(B1) |
申请公布日期 |
2003.09.30 |
| 申请号 |
US20000613718 |
申请日期 |
2000.07.11 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
RIECHERS HARTMUT;HOEHN ARTHUR;SIMON JOACHIM;LANG ORTMUND;SCHOENMAKERS HARTMUT;RAULS MATTHIAS;CLAERBOUT KOEN |
| 分类号 |
C07D471/08;C07D487/08;(IPC1-7):C07D487/08 |
主分类号 |
C07D471/08 |
| 代理机构 |
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代理人 |
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