Polycaprolactone diol (MW 1,250)

Polycaprolactone diol (PCL diol) is a hydroxyl-terminated aliphatic polyester with a molecular weight of ~1,250. It exhibits excellent flexibility, biodegradability, and hydrolytic stability, making it a valuable component in polyurethane and elastomer synthesis. The terminal hydroxyl groups enable crosslinking and copolymerization.
Hydroxyl number 90mg KOH/ g of polymer. Applications: Polyurethane Synthesis: Used in soft, flexible polyurethane elastomers and coatings. Biomedical Materials: Employed in biodegradable implants, tissue engineering, and drug delivery. Adhesives & Sealants: Enhances toughness and adhesion in reactive polymer formulations.