| http://www.w3.org/ns/prov#value | - The di- or polyisocyanate compound can generally be any compound of the formula X-(NCO)y where y is an integer above 2 and X is an aliphatic group of 4 to 100 carbon atoms, an aromatic group of 6 to 20 carbon atoms, or a combination of alkyl and aromatic groups or alkyl substituted aromatic or aromatic substituted alkyl of 7 to 30 carbon atoms or oligomers thereof.
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