About: http://webisa.webdatacommons.org/172551629

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	A typical example with polystyrene segments and polyoxyalkylene segments is illustrated as follows: wherein n is a positive integer of about at least 50, x is either 0 or a positive integer and R is either hydrogen or methyl.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es