| abstract |
(57) Abstract: An automotive industrial part or industrial rubber product of the present invention has a specific composition, iodine value, intrinsic viscosity, strength ratio D (Tαβ / Tαα), B value and glass transition temperature Tg. Characterized by comprising an ethylene / α-olefin / non-conjugated polyene random copolymer having the following formula: The vulcanizable rubber composition containing the ethylene / α-olefin / non-conjugated polyene random copolymer according to the present invention is excellent in mechanical strength, weather resistance, ozone resistance, processability, and the like, and It is excellent in cold resistance (low-temperature flexibility) and heat resistance, and the automotive parts or industrial rubber products of the present invention are excellent in these properties. |