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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	Solvents are not necessary in the preparation of polyurethanes. However, suitable solvents include aromatic hydrocarbons such as benzene, xylene, toluene; the various chlorinated benzenes such as chlorobenzene; dimethoxylene glycol;
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com