RADIATION CURABLE PRESSURE SENSITIVE ADHESIVES

摘要

The present invention discloses radiation curable pressure-sensitive adhesives comprising the reaction product of a blend of at least two hydroxy polyesters having different Tgs, and at least one prepolymer functionalized with (Meth)acrylates, isocyanates and mixtures thereof. The present invention further discloses a blend of at least two hydroxy polyesters wherein at least one of the hydroxy polyesters has a Tg of less than -35 DEG C, and at least one of the other hydroxy polyesters has a Tg of greater than about -35 DEG C.