The Application of Electrochemical Technology in the Production of Ethylenediamine

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Abstract:

The processing of the light fraction formed during the separation of amines for components by rectification is investigated. The light fraction which is an aqueous solution with about 1% of ethylenediamine and 2% of ammonia is treated in an electrolyzer with ion-exchange membranes. It is shown that a concentrated product containing about 118 g/l of ethylenediamine, about 106 g/l of ammonia and purified water can be obtained in this case. The concentrated product can be used at the initial stage of amines production.

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731-734

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February 2016

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© 2016 Trans Tech Publications Ltd. All Rights Reserved

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