INHIBITOR OF CORROSION OF CARBON STEEL IN ACID AND NEUTRAL OXYGEN-CONTAINING AQUEOUS SOLUTIONS

摘要

FIELD: petrochemistry, particularly, inhibitor of corrosion of carbon steel in acid and neutral oxygen-containing solutions. SUBSTANCE: inhibitor of corrosion comprises, w.p.: ammonium, 0.50-1.00; morpholine, 5.00-20.00; low boiling amines, among them N-ethyl morpholine, 1.50-54.50; high boiling amines, among them 2, β--/di-/N-morpholine/-diethyl ether, 5.00-15.00; ethylene glycol, 1.00-3.00; diethylene glycol, 30.00-60.00; cobalt sulfate, 3.00-6.00; salt comprising anion of metal having variable valence, 15.00-5.00; antioxidant, 6.00-30.00. EFFECT: improved quality of desired product. 2 cl, 2 tbl