COLD ROLLING OIL FOR STEEL SHEET

摘要

PURPOSE:To produce cold rolling oil for steel sheets, containing an esterification product of a specific aminoalcohol with a fatty acid and having both high lubricity and high mill cleaning property. CONSTITUTION:A cold rolling oil containing one or more esterification products of (A) an aminoalcohol expressed by formula I-III (R1 is >=1C alkyl, alkenyl, phenyl or cyclohexyl; X is H or CH3: n is 1-3) with (B) a >=6C, preferably <=30C fatty acid. The above-mentioned esterification products are preferably products obtained by esterifying >=50% hydroxyl groups in one molecule of the aminoalcohol expressed by formula I or II with the component (B).