Polymers. JG Summit Petrochemical Corporation’s PE and PP resins are marketed under the EVALENE ® brand. Since 1998, JGSPC has been offering EVALENE ® High Density Polyethylene (HDPE), EVALENE ® Linear Low Density Polyethylene (LLDPE), EVALENE ® Homopolymer Polypropylene (PP-H) and EVALENE ® Random Copolymer Polypropylene (PP