About: http://webisa.webdatacommons.org/152462080

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	Furthermore, the prepolymers according to the invention may be purified in a manner known per se, for example by precipitation with acetone, dialysis or ultrafiltration, whereby ultrafiltration is preferred in particular.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com