| 发明名称 |
Polytetrahydrofuran derivatives having terminal aromatic groups |
| 摘要 |
Polytetrahydrofuran derivatives of the general formula <IMAGE> I where n is from 2 to 70, X is the bridge member -NH- or -O- and R1 to R4 are each hydrogen or various radicals.
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| 申请公布号 |
US5260484(A) |
申请公布日期 |
1993.11.09 |
| 申请号 |
US19920840350 |
申请日期 |
1992.02.24 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
HICKMANN, ECKHARD;KOEHLER, ULRICH;STEGEL, HARDO |
| 分类号 |
C08G65/329;(IPC1-7):C07C211/54;C07C255/50 |
主分类号 |
C08G65/329 |
| 代理机构 |
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| 主权项 |
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