<http://webisa.webdatacommons.org/211065787>	<http://www.w3.org/ns/prov#value>	"Common insulating materials include polymers such as polyimide (PI), which can be spun on as a thin film, and silicon dioxide (SiO2)." .
<http://webisa.webdatacommons.org/prov/30273916>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/211065787> .
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<http://webisa.webdatacommons.org/211065787>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<edn.com> .