... HDPE film, not affect the transparency of LDPE film High Quality 73% Na2SO4 Transparent MasterbatchIntroduction of product:This product ... functional filling master batch mainly produced by special resin, high quality transparent powder and assistants processed by double screw extruder, ... -301. (2) When use in PP, PE injection molding, tubing and wiredrawing, it has good toughening and reinforcing ...