1-Octene is primarily used as a comonomer in the production of polyethylene, particularly linear low-density polyethylene (LLDPE) and high-density polyethylene (HDPE). Its incorporation into the polymer chain enhances flexibility, toughness, and resistance to environmental stress cracking, making it ideal for manufacturing plastic films, containers, and pipes. Additionally, 1-octene serves as a key intermediate in the synthesis of various chemicals, including alcohols, aldehydes, and fatty acids, which are used in the production of detergents, plasticizers, and lubricants. Its role in the petrochemical industry is significant, as it contributes to the development of high-performance materials and specialty chemicals.