About: http://webisa.webdatacommons.org/51505690

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 rubber composition of claim 36 wherein R1 and R2 are the same or different and are each selected from the group consisting of a halogen radical and --OR8 and wherein R8 is an alkyl group containing from 1 to 20 carbon atoms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com