Methods for inhibiting intergranular corrosion of metal...

C - Chemistry – Metallurgy – 23 – F

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C23F 11/14 (2006.01) B22D 11/124 (2006.01)

Patent

CA 2504421

The present invention is directed toward the use of a reaction product of an alkynediol and a polyalkylene polyamine to inhibit intergranular corrosion of metal surfaces in industrial processing systems caused by spray water mist or condensation.

L'invention concerne l'utilisation d'un produit de réaction d'un alcynediol et d'un polyalkylène polyamine pour inhiber, dans des systèmes de traitement industriel, la corrosion intergranulaire des surfaces métalliques causée par le brouillard de pulvérisation d'eau ou par la condensation.

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