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<http://webisa.webdatacommons.org/103768742>	<http://www.w3.org/ns/prov#value>	"Another approach is to use, one of the reactive monomers, a mixture of a diamine and a compound such as urea, thiourea, biuret, dithiobiuret, or guanidine." .
<http://webisa.webdatacommons.org/103768742>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/103768742>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .