Baytec Curative W aromatic diamine chain extender is used with dicyclohexylmethane diisocyanate (HMDI) — terminated prepolymers. Properties / Applications: Baytec Curative W aromatic diamine chain extender is used with dicyclohexylmethane diisocyanate (HMDI) — terminated prepolymers. It may be blended with other polyol components by the customer. Baytec Curative W chain extender offers easier mold release, faster cycle times, and better heat distortion resistance than is available with traditional glycol-based chain extenders. As with any product, use of Baytec Curative W chain extender in a given application must be tested (including but not limited to field testing) in advance by the user to determine suitability. Information provided by Covestro |