Global specialty chemicals manufacturer Sartomer Company announced that it has signed three new distributors for its Norsolene line of hydrocarbon resins. The three companies – J.H. Calo Company, Inc., Dowd and Guild, Inc. and Brenntag Mid-South/Brenntag South-East – will distribute Sartomer’s Norsolene products, respectively, to customers in the northeastern, western, and southeastern U.S.      Ashland Chemical, a Sartomer Norsolene distributor since the mid-1990s, will continue to serve the...