发明名称 |
Vitreoretinal silicone tamponades made by supercritical fluid extraction |
摘要 |
A process for the purification of a silicone oil or fluid using neat supercritical carbon dioxide or a supercritical carbon dioxide mixture extraction to produce vitreoretinal silicone tamponades. The subject process is an economical, highly effective, reproducible, contaminant-free method by which unreacted relatively low molecular weight cyclic siloxanes and oligomers are removed from relatively high molecular weight silicone oil or fluid.
|
申请公布号 |
US7276619(B2) |
申请公布日期 |
2007.10.02 |
申请号 |
US20040801741 |
申请日期 |
2004.03.16 |
申请人 |
BAUSCH & LOMB INCORPORATED |
发明人 |
KUNZLER JAY F.;SALAMONE JOSEPH C.;JANI DHARMENDRA;INDRA ERIK M. |
分类号 |
C07F7/02;A61K31/695;A61K31/80;C07F7/08;C07F7/20;C08G77/34 |
主分类号 |
C07F7/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|