Sinanox®618 is a new type of phosphorus-containing antioxidant with excellent performance, high effective phosphorus content, strong ability to decompose hydroperoxides, and excellent initial coloring and transparency. It can be used in food packaging materials to replace antioxidant Sinanox®BHT and auxiliary antioxidant Sinanox®DLTP. It is mainly used in polyethylene, polystyrene, polypropylene, ABS resin, ethylene-vinyl acetate copolymer, etc. It can also be used in polyvinyl chloride and polycarbonate. This product can be used in combination with hindered phenol antioxidants or hindered amine light stabilizers to produce a good synergistic effect.