The present invention relates to porous beads and to methods of production thereof, in particular to a method of producing hydrophilic polymeric beads by freeze-drying a droplet containing a polymeric material in a continuous phase of an oil-in-water (O/W) emulsion.
申请公布号
WO2004011537(A1)
申请公布日期
2004.02.05
申请号
WO2003GB03226
申请日期
2003.07.29
申请人
UNILEVER N.V.;UNILEVER PLC;HINDUSTAN LEVER LIMITED;COOPER, ANDREW, IAN;ZHANG, HAIFEI
