Capa 6500C Caprolactone homopolymer Solvay Caprolactones PU - Prepolymers >> Caprolactone based ADHESIVE >> Hot-melt ADHESIVE >> Reactive system Soluble in several common solvents CAPA® 6500C is a premium grade high molecular weight linear polyester derived from caprolactone monomer. It has a molecular weight of 50,000, is supplied in granular form and has a higher clarity in the melt phase than standard CAPA® thermoplastics. It is compatible with a wide range of common thermoplastics, and soluble in several common solvents. CAPA® 6500C is a premium grade high molecular weight linear polyester derived from caprolactone monomer. It has a molecular weight of 50,000, is supplied in granular form and has a higher clarity in the melt phase than standard CAPA® thermoplastics. It is compatible with a wide range of common thermoplastics, and soluble in several common solvents.