The American Chemistry Council (ACC) reported that US specialty chemicals market volumes gained 0.9% in December, ending the year on a strong note. All changes in the data are reported on a three-month moving average (3MMA) basis.   Of the 28 specialty chemical segments ACC monitors, twenty-five expanded in December, no markets experienced decline and three were stable. During December, large market volume gains (1.0% and over) occurred in catalysts, electronic chemicals, lubricant additives, ...