| http://www.w3.org/ns/prov#value | - A particularly preferable thermoplastic elastomer is ethylene-propylene rubber, and as the ethylene-propylene rubber, there are two kinds, i.e. EPM which a copolymer of ethylene and propylene and EPDM which is a ternary copolymer of ethylene, propylene and diene monomer for crosslinking, such as ethylidene norbornene.
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