METHOD OF PREPARING AMINE CONTAINING INHIBITOR OF ACID CORROSION Russian patent published in 1998 - IPC

FIELD: chemical industry. SUBSTANCE: claimed method comprises mixing stillage residue resulting from butyl alcohol production or alcohol fraction resulting from caprolactam production with stillage residue resulting from C₇-C₉ alcohol production in 10-1:1 weight ratio and contacting said mixture with ammonia in the presence of hydrogen on catalyst comprising 30-70% nickel oxide. Water is separated from the resulting product. Inhibitor is intended for protecting equipment used for production, transportation and refining of petroleum and processing of gas. EFFECT: more efficient preparation method. 5 tbl