Method and composition for reducing cold-end corrosion

Details Method and composition for reducing cold-end corrosion Method and composition for reducing cold-end corrosion

C - Chemistry, Metallurgy

23

F

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C23F 11/00 (2006.01) C09K 15/20 (2006.01) C23F 11/02 (2006.01)

Patent

CA 1113236

1. ABSTRACT "METHOD AND COMPOSITION FOR REDUCING COLD-END CORROSION" The present invention is directed to a method of reducing the amount of corrosion due to sulfuric acid on metal parts at the cold-end of a combustion system and in contact with combustion gases derived from the combustion of sulfur-containing fuel, said method comprising adding to the combustion gases an effecting amount for the purpose of an additive comprising ethylene polyamine, optionally together with aliphatic water-soluble alkanolamine. The invention is also directed to a composition for use in such a method comprising ethylene polyamine and aliphatic water-soluble alkanolamine.

335548

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