| http://www.w3.org/ns/prov#value | - The hardeners may be various types of aliphatic and aromatic amines including polyfunctional aliphatic amines such as diethylene and triethylene amines, various complex and adduct amines including high molecular weight aliphatic amine adducts, polyamines, aromatic diamines, mercaptan-terminated saturated elastomers, which are liquid Thiokols, dibasic anhydrides, aromatic anhydrides, amides and the
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