About: http://webisa.webdatacommons.org/22785993

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 matrix also includes a filler, such as silicon carbide, copper or graphite.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com