PROCESS FOR THE PURIFICATION OF A MIXTURE COMPRISING N-ALKYL-HYDROXYLAMMONIUM SALTS
The present invention relates to a process for purification of a mixture comprising water, N-alkyl-hydroxylammonium salts and some byproducts wherein from the mixture water and byproducts are distilled off until the purity of N-alkyl-hydroxylammonium salts in the residue is 95% or higher and additionally keeping the water content during and after the distillation ≥ 40 wt.-% according to the residue.
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(2021/06/11)
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