About: http://webisa.webdatacommons.org/425815376

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 foregoing amounts of radiopaque materials are used for the copolymers of the invention, blends thereof, and for polyurethane or other materials suitable for use in a catheter tip.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk