About: http://webisa.webdatacommons.org/216153133

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 surface treatment, while allowing the compounds to more readily mix and disperse with polymers, is not necessary and generally adds more cost to the resultant filler, therefore making it more undesirable where cost is an issue.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com