<http://webisa.webdatacommons.org/270912090> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/270912090> <http://www.w3.org/ns/prov#value> "However, when a filler such as silica or glass is added to the photo-curing resin layer for lowering the permeability, the viscosity of the photo-curing resin layer increases, and the photo-curing resin layer is whitened." . <http://webisa.webdatacommons.org/prov/396154158> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/270912090> . <http://webisa.webdatacommons.org/prov/155702518> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/270912090> . <http://webisa.webdatacommons.org/270912090> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.es> .