About: http://webisa.webdatacommons.org/13112239

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 process as claimed in claim 4 wherein the difunctional spacer group is of the formula where Y is an organic moiety containing carbon, nitrogen, phosphorous, sulphur, oxygen or silicon atoms. 7.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com