Hyundai Motor Company

Kia Motors Corporation

Hanwha Total Petrochemical Co., Ltd.

Choul Ho Kim

Dae Sik Kim

In Soo Han

Kyeong Hoon Jang

Boo Youn An

Seul Yi

Byoung Ho Lee

Disclosed is a polypropylene resin composition for an uncoated crash pad. The composition may include an amount of about 50 to 80 wt % of a polypropylene resin having a Polydispersity Index (PI) of about 4.5 to 6.5, a weight average molecular weight of about 200,000 to 350,000 g/mol, and an isotactic peptide fraction of about 96% or greater as measured by a C-NMR method, an amount of about 1 to 30 wt % of rubber having a melt index of about 1 to 6 g/10 min (230&#xb0; C., 2.16 Kg), an amount of about 11 to 30 wt % of an inorganic filler composed of a mixture of an amount of about 10 to 20 wt % of talc and an amount of about 1 to 10 wt % of whisker, and an amount of about 1 to 5 wt % of an anti-scratch agent, all the wt % are based on the total weight of the polypropylene resin composition.

Polypropylene resin composition for uncoated crash pad

Growing community of inventors

Daejeon, South Korea

Choul Ho Kim