About: http://webisa.webdatacommons.org/118092910

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The step (2) polymerization is designed for producing elastomeric polymers, and another ??-olefin such as 1-butene, 1-pentene or 1-hexene can optionally and additionally be copolymerized.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr