发明授权
- 专利标题: Polytetrahydrofuran derivatives having terminal aromatic groups
- 专利标题(中): 具有终端芳族基团的聚偏四氟醚衍生物
-
申请号: US630013申请日: 1990-12-19
-
公开(公告)号: US5130454A公开(公告)日: 1992-07-14
- 发明人: Eckhard Hickmann , Ulrich Koehler , Hardo Siegel
- 申请人: Eckhard Hickmann , Ulrich Koehler , Hardo Siegel
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX3942574 19891222
- 主分类号: C08G65/32
- IPC分类号: C08G65/32 ; C08G65/329
摘要:
Polytetrahydrofuran derivatives of the general formula ##STR1## where n is from 2 to 70, X is the bridge member --NH-- or --O-- and R.sup.1 and R.sup.4 are each hydrogen or various radicals.
公开/授权文献
- US4629722A Method of inhibiting the onset of acute radiation syndrome 公开/授权日:1986-12-16
信息查询