| http://www.w3.org/ns/prov#value | - re or successively, onto starter components containing reactive hydrogen atoms, such as alcohols and amines, for example water, ethylene glycol, 1,3- or 1,2-propylene glycol, 4,4'-dihydroxydiphenylpropane, glycerol, trimethylol propane, aniline, ammonia, ethanolamine or ethylene diamine.
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