<http://webisa.webdatacommons.org/451857557>	<http://www.w3.org/ns/prov#value>	"Examples of materials that are currently considered suitable include ePTFE, nylon, polyethylene, and other polymeric materials." .
<http://webisa.webdatacommons.org/451857557>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/294980392>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/451857557> .
<http://webisa.webdatacommons.org/451857557>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freshpatents.com> .