About: http://webisa.webdatacommons.org/43711005

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	Additionally, optionally, all or a portion of the remainder of the free hydroxyls are esterified with another acid, such as alkyl acids, e.g., acetic acid, propionic acid, butyric acid, or mixtures thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com