PURPOSE: An air intake hose composition is provided to maintain excellent weather resistance and ozone resistance of existing EPDM rubbers with excellent oil resistance, heat resistance, durability and compression set. ;CONSTITUTION: An air intake hose composition comprises EPDM rubber included in oil satisfying chemical formula 1: 45 = Mooney viscosity = 150. In chemical formula 1, Mooney viscosity of the EPDM rubber including oil is the value measured at ML 1+4, 125°C by ASTM D1646. The molecular weight of the EPDM rubber is170,000 or more(based on polyethylene) and the paraffin-based oil is additionally included in the amount of 30-100 parts by weight.;COPYRIGHT KIPO 2011
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