ETHACURE® 300 Curative

ETHACURE® 300 Curative by Albemarle is a liquid aromatic diamine-based curing agent for polyurethane cast elastomers. It possesses low-chronic toxicity and can be used as an alternative for MOCA. It is used in both hot and room temperature casting. It acts as a slower chain extender for polyurethane urea and polyurea elastomers in reaction injection molding (RIM), structural reaction injection molding (SRIM) and hand-applied & spray coating applications, alone or in blends with ETHACURE® 100 curative. Polymers cured with ETHACURE® 300 Curative display excellent strength, hardness, modulus, and elongation at break point. It is listed in TSCA inventory.