Author:Naidoo, Kersch; Rolfes, H; Easton, K; Moolman, S; Chetty, A; Richter, W; Nilen, RDate:2008A modified oil-in-water (O/W) emulsion process was developed to produce novel micro-porous hemi-spherical polycaprolactone (PCL) micro-particles called "hemi-shells". By addition of a porogen such as sodium bicarbonate (NaHCO3) into the ...Read more