JOYBLACK PS series black masterbatches are high-end black masterbatches based on PS(polystyrene) carrier, with excellent high gloss, high jetness and high concentration of carbon black. They offer excellent dilution, ease of processing and economy. They will retain excellent mechanical properties, chemical resistance and electrical properties.PS series masterbatches are low VOC, no peculiar smell, environmentally friendly. Can provide fully comply with the food regulations black masterbatches.