Used as a high-performance antioxidant and stabilizer in polymers, particularly in engineering plastics and rubber. Offers excellent thermal stability and protects materials against degradation caused by heat and UV exposure. Commonly applied in automotive components, electrical insulation, and industrial coatings where long-term durability is required. Also utilized in specialty adhesives and sealants to enhance service life under harsh conditions. Shows good compatibility with polyolefins and polyamides, making it suitable for demanding industrial and outdoor applications.