
New challenges in polymer foaming: A review of extrusion processes assisted by supercritical carbon dioxide
Keywords: ABS; acrylonitrile butadiene styrene; API; active pharmaceutical ingredient; CBA; chemical blowing agent; CFC; chlorofluorocarbon; CFD; computational fluid dynamics; CSTR; continuous stirred tank reactor; EC; ethylcellulose; HC; hydrocarbon; HCFC; hydroch