… Though the Hildebrand Solubility Parameter is a very useful guideline for selecting compatible raw materials, adhesive formulators always need to blend SBCs and tackifiers together before they can actually observe the degree of compatibility for blends. Theoretically, most SBC-tackifier blends are neither fully compatible nor fully incompatible… Read Complete Article >>

Hot Melt Pressure Sensitive Compatibility of Styrenic Blok Copolymers (SBCs) and Tackifiers - by Pierce Covert, Glue Machinery Corporation