About: http://webisa.webdatacommons.org/395695459

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 spirofluorene-based polymer according to the present invention is a useful material for forming an organic layer, such as an electroluminescent layer in a organic electroluminescent layer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com