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Hexamethylene diisocyanate is an aliphatic diisocyanate monomer typically used to produce oligomers and prepolymers that when combined with a polyol produce light-stable polyurethane.
H 2561 (OTTO) Hexamethylene diisocyanate, 98% Cas 822-06-0 - used as a polymerizing agent in polyurethane paints and coatings.