Several years ago, HallStar (Booth 213) set the sun care world on fire when it preached the importance of stabilizing avobenzone. Since then, the company has rolled out an array of photostabilizers to help sun care formulators create truly effective products. Now, the company is determined to improve the efficacy of other active materials. Polycrylene S1, which HallStar calls “the next generation of Polycrylene,” enables formulators to combine active ingredients once considered to...