Thermoplastic olefin composition

摘要

PURPOSE: A thermoplastic olefin composition is provided to manufacture an invisible passenger air bag door or a driver air bag by not only normal injection molding but also MuCell process, and to improve appearance quality of the invisible passenger air bag door or a driver air bag. CONSTITUTION: A thermoplastic olefin composition comprises 40-60 weight% of homopolypropylene, 40-60 weight% of α-olefin elastomer, and 1-10 weight% of crosslinking agent based on total weight of the composition. The crosslinking agent is di-tertiary butyl peroxide or di-tertiary amyl peroxide. The composition comprises one or more additives selected from a group consisting of heat stabilizer, a process stabilizer, a UV stabilizer, and a hardener.