About: http://webisa.webdatacommons.org/178875255

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 weight average molecular weight may be determined by conventional methods such as by gel permeation chromatography.Preferably, at least one other resinous gum material is employed in the gum base composition of this invention.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com