| http://www.w3.org/ns/prov#value | - Another embodiment involves copolymerization reactions of propylene or ethylene, particularly propylene, with one or more of the alpha-olefin monomers having from 4 to 20 carbon atoms, preferably 4-12 carbon atoms, for example alpha-olefin comonomers of ethylene, butene-1, pentene-1,4-methylpentene-1, hexene-1, octene-1, decene-1, and cyclic olefins such as styrene, cyclopentene or norbornene.
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