BellPearl® Series are non-toxic, high performance phenolic resins with perfectly spherical shape. They are part of KOWA’s Microsphere series which is characterized with high molecular weight and low cross-linking density. PROPERTIES S type: A hot melt, self curing type. Soluble in solvents. Used as binder resins for moldings. Also used as thermo-setting resin. R type: Does not […]