Vanchem HM-50 Aromatic polyisocyanate R. T. Vanderbilt Adhesion Promoters Crosslinking / Coupling / Curing Agents >> Isocyanate Rubber - Elastomer (Chloroprene, Butyl …) ADHESIVE VANCHEM ® HM-50 Aromatic polyisocyanates in monochlorobenzene Adhesive promotor and cross-linking agent. Can be used in solvent cements to promote adhesion to fabrics. Also can improve cross-linking or resistance to deterioration of elastomers used as binders. As an adhesion promoter in a variety of adhesive applications; as a primer or adhesive additive for adhering elastomeric coatings to synthetic fiber fabrics coated with DuPont Neoprene or HYPALON synthetic rubbers. As a crosslinking agent in a wide variety of elastomers and plastics. Aromatic polyisocyanate in monochlorobenzene. Used as an adhesion promotor in a variety of adhesives and cross-linking agent in elastomers and plastics.