VERWENDUNG VON ÜBERKRITISCHEN FLUIDEN UM PORÖSE SCHAUMSTOFFE AUS ABBAUBAREN POLYMEREN HERZUSTELLEN.
摘要
<p>A method of preparing a biodegradable porous matrix is disclosed, which comprises contacting a biodegradable polymer with a supercritical fluid in a chamber and subsequently reducing the pressure in the chamber in a sharp step. The matrix thus produced has a high porosity and may be used in a variety of pharmaceutical applications such as for surgical implantation or in controlled-release drug delivery systems.</p>
申请公布号
DE69018456(T2)
申请公布日期
1995.12.07
申请号
DE1990618456T
申请日期
1990.11.13
申请人
PHARMACIA S.P.A., MILANO, MAILAND, IT
发明人
DE PONTI, ROBERTO, I-20147 MILAN, IT;TORRICELLI, CLARA, I-20149 MILAN, IT;MARTINI, ALESSANDRO, I-20145 MILAN, IT;LARDINI, ERCOLE, I-20090 PIEVE EMANUELE, IT
