About: http://webisa.webdatacommons.org/166502452

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 free-standing or substrate-supported films are chemically modified at or near their surfaces to introduce hydrophilic and/or reactive functional groups, such as carboxylic acids, hydroxyls, and amines.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com