Compounders expand.

Four compounders are adding capacity:

* Infinity Compounding, Logan Township, N.J., a two-year-old compounder of engineering thermoplastics, recently installed its third compounding line. Started by seven former employees of LNP Engineering Plastics, the firm makes conductive, lubricated, electrostatic, structural, and precolored compounds. Tel: [phone] * www.infinitycompounding.com

* PolyOne Corp. just opened a 100,000-sq-ft specialty compounding plant at its headquarters in Avon Lake, Ohio. It has six lines and room for six more. It will produce TPEs, TPOs, TPVs, and FDA, lubricated, electrostatic, flame-retardant, high-modulus, high-temperature, heat-conductive, and high-gravity compounds. Tel: [phone] * www.polyone.com

* Americhem, Inc., Cuyahoga Falls, Ohio, a specialist in color and additive concentrates for fibers, will add more than 15,000 sq ft to its plant in Dalton, Ga., by this spring. A new production line will make performance-enhancing additives for nonwovens. Tel: [phone] * www. americhem.com

* Dyvex Industries, Inc., Carbondale, Pa., is upgrading its production lines and adding two more. One new line has a Coperion twin-screw compounder. The other is for cryogenic grinding of nylon and PP powders for rotomolding and powder coatings. Dyvex produces concentrates and compounds of fragrances, odor suppressants, fibers, minerals, antistats, antifog agents, biocides, and other additives. Tel: [phone] * www.dyvex.com