About: http://webisa.webdatacommons.org/426004914

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 extruder feed of this invention can also include additional minor amounts of blowing agents, including among others carbonate salts including sodium, potassium and ammonium salts.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es