About: http://webisa.webdatacommons.org/29683525

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	An exemplary member of this class of materials is the material known by the CTFA name ???PPG-12-Buteth-16,??? which conforms to structure II above wherein R is a butyl group, x has an average value of 12 and y has an average value of 16.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au