 Shares of Eastman Chemical Co. EMN, -1.56 slipped 0.2 in premarket trading Monday after specialty chemicals company provided a first-quarter earnings outlook that was below expectations, as a result of an operational incident at its manufacturing facility in Kingsport, Tenn. The company it had a steam line failure at the facility on Jan. 31, and the primary impacted area of specialty copolyesters is expected to take four to six weeks to fully recover. 