Aakash Chemicals and Dyestuffs Inc. bought Sandream Impact LLC for an undisclosed sum.

The acquisition is expected to broaden Aakash Chemicals' product offerings in the special-effect pearlescent pigments category.

Aakash Chemicals is a portfolio company of Dallas-based mid-market private equity firm CenterOak Partners LLC. It provides colorants, additives and other specialty chemicals to plastics, coatings, food and graphic arts end markets.

Sandream Impact is another colorants, nutraceuticals and cosmetic actives supplier catering to the cosmetic and personal care industry.