About: http://webisa.webdatacommons.org/280714272

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 polymers produced in accordance with this invention can be prepared from polymerization catalyst by suitable extraction procedures, for example, by washing with water or lower aliphatic alcohols such as methanol.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com