In late December, PolyOne Corp., Cleveland, completed the acquisition of ColorMatrix Group, Inc., Berea, Ohio, a maker of liquid colors and dosing equipment, colorants and additives for fluoropolymers, and specialty additives for PET and other resins.

In late December, PolyOne Corp., Cleveland, completed the acquisition of ColorMatrix Group, Inc., Berea, Ohio, a maker of liquid colors and dosing equipment, colorants and additives for fluoropolymers, and specialty additives for PET and other resins. Last April, ColorMatrix purchased Gayson Silicone Dispersions, Inc. (GSDI), Barberton, Ohio, a maker of color and additive dispersions for silicones.