About: http://webisa.webdatacommons.org/262604932

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	8. The process of claim 7 wherein said foaming agent is a combination of a cationic polymer and an anionic polymer, at least one of the said polymers being foaming in water, in the presence of said propellant.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com