"The extrusion process removes air simultaneously as the catalyst enables the polyurethane to flow like a liquid," said Christopher Ellison, a University of Minnesota chemical engineering and ...

A presentation at the Leistritz Pharmaceutical-Nutraceutical Extrusion Seminar explained how simulation tools benefit the development process. Twin-screw extruders (TSE) are used in multiple ...

EVANSTON, Ill. -- Researchers have developed a new method for upcycling polyurethane foams, the spongy material found in mattresses, insulation, furniture cushions and shoes. This process, developed ...

Extrusion is a process used for creating a product (an extrudate) by forcing a material through a die or an orifice to form a shape, or alternatively an extruder is used to produce semi-finished or ...

The advantages and disadvantages of hot-melt extrusion in solid dispersion formulations. Solid dispersions represent a promising formulation approach for overcoming today's major challenge in ...