About: http://webisa.webdatacommons.org/87503724

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Material such as MYLAR, a polyester film produced by E. I. DuPont de Nemours, Wilmington, Del., or equivalent polymer sheet material can be used.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com