abstract |
The present invention relates to a method for recovering N,N,N'-trimethylbisaminoethylether from a mixture with its amide and a method for separating N,N,N'- trimethylbisaminoethylether from mixtures comprising tertiary amines or tertiary aminoalkylether as well as a composition comprising a mixture of N,N,N'- trimethylbisaminoethylether and a transamidation agent. |