About: http://webisa.webdatacommons.org/152125290

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	Other preferred crosslink additives include polydimethylsiloxane, divinylmethyl terminated having the formula ##STR4## where n is a positive integer and having a molecular weight up to about 250,000.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com