WASHING OF AN ORGANIC PHASE COMPRISING CAPROLACTAM

摘要

The invention relates to a process for extracting an impurity from an organic phase comprising caprolactam, comprising extracting the impurity by washing said organic phase as a discontinuous phase with an aqueous phase as a continuous phase, the ratio of the flow of the aqueous phase in m3 /hr, to the flow of the organic phase in m3 /hr, being 0.05 or less. Further the invention relates to a caprolactam production plant, wherein use can be made of a process of the invention.