Search below for specialty Compatibilizers that act as chain extenders and allowing dissimilar materials to be alloyed that once were incompatible. This leads to new, value-added products that compete with traditional ETP. Specialty Surface Modifiers add Scratch & Mar resistance to automotive components , with low VOC, no odor and excellent again properties. SACO AEI Polymers Distribution has partners who can also customize additives, flame retardants, and masterbatches to your specifications.