Irodur E497 Huntsman Crosslinking / Coupling / Curing Agents PU - Prepolymers ADHESIVE IRODURTM is a crosslinker for PU adhesives and is used in the footwear industry. enhance: heat resistance, adhesion resistance, hydrolysis and chemical resistance high reactivity Red, solvent based crosslinker. Possesses high reactivity. Provides good heat, adhesion, hydrolysis and chemical resistance. Used in PU adhesives. Applications: shoe, automotive, textiles, packaging. Use level: 5% with PU-dispersions.