Modern Dispersions is an independent compounder of thermoplastic materials. The company, which was founded in 1967, specializes in manufacturing a variety of concentrate and compound products, such as black concentrates, whites and additive concentrate and conductive compounds. It also has the capabilities to process a wide range of polymers and additives. Modern Dispersions maintains two plants, one in Leominster, Mass., and another in Fitzgerald, Ga., which service the plastics industry. The company can handle orders as small as 50 pounds and as large as 500,000 pounds.