<http://webisa.webdatacommons.org/168081671>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/168081671>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/329868672>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/168081671> .
<http://webisa.webdatacommons.org/168081671>	<http://www.w3.org/ns/prov#value>	"Biaxially oriented and heat-set films of a crystalline polymer, e.g. polyethylene terephthalate or polypropylene, may contain additives such as dyes, pigments, antistatic agents or particles of solid material to improve the slip of the film." .