A processing aid for styrenic polymers such as ABS or HIPS. When used with color concentrates or as part of the color concentrate XpresS-141 can provide benefits such as improved cycle times and/or improved color dispersion.
A proprietary process aid that is effective at improving the dispersion of pigments, flame retardants, and fillers. XpresS-143 also modifies the processing characteristics of polyvinyl chloride. It has been shown to be particularly effective at speeding the fusion time of PVC compounds without lowering gloss.