About: http://webisa.webdatacommons.org/338520009

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 present invention is particularly effective for an optical recording medium comprising a recording layer in which a cationic coloring matter as shown below is used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com