About: http://webisa.webdatacommons.org/455900474

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	To the composition of the present invention, a reinforcing agent such as carbon black, silica and clay, talc, and a processing aid, such as waxes and the like can be added, if desired.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com