Univar Inc. has entered into an agreement with Dow Corning Corp. for the U.S. distribution of its silicone-based solutions portfolio, including pharmaceutical excipients, process aids, and fluids for siliconization.   The agreement includes the U.S. and Puerto Rico and is an extension of the companies’ existing partnership in Canada. Univar will sell a range of Dow Corning branded products, including simethicones, dimethicones, medical antifoams, and specialty fluids.   “We greatly value our rel...