<http://webisa.webdatacommons.org/prov/155628839>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/30396129> .
<http://webisa.webdatacommons.org/30396129>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/30396129>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/30396129>	<http://www.w3.org/ns/prov#value>	"A foamed article having a high expansion factor can be prepared by heating the expandable thermoplastic resin beads, in accordance with disclosure of this invention, by a heating medium such as steam." .