About: http://webisa.webdatacommons.org/60209141

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 polymer of claim 1, wherein Y2 is hydrogen, R is a straight chain alkyl or ether group, X is CO2 or SO3, and M is selected from the group consisting of H, Li, Na and K.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com