This product is a white to off white crystalline powder, odorless, low toxicity, melting point of 63-68 ℃, insoluble in water, easily soluble in organic solvents. Belonging to the sulfide type hindered phenolic main antioxidant, it has dual functions of capturing phenolic free radicals and decomposing sulfide hydroperoxides, with high antioxidant efficiency; Excellent thermal stability, extremely low volatility, migration and extraction resistance, good compatibility with polyolefins and engineering plastics, no coloring or pollution, significant synergistic effect. Widely used in polyethylene cables, polypropylene ABS、PS、PU、PA、 Synthetic rubber, hot melt adhesive, coatings, and lubricants can effectively inhibit material thermal oxidative aging and extend their service life. It should be sealed and stored in a cool, dry, and ventilated warehouse, away from heat sources, fire sources, and strong oxidants. It should be kept away from moisture and light, stored at room temperature, and strictly prohibited from mixing with strong acids and alkalis. It should be handled gently to prevent packaging damage, moisture absorption, and clumping.