amount of the bis polyoxaalkyl amine reactant iii and preferably from 2 to 6 by weight thereof the molar ratio of the polyalkylene glycol ii to the bis polyoxaalkyl amine iii advantageously ranges from 1 5 to 10 times the stoichiometric amount thereof and preferably from 2 to 6 times said stoichiometric amount the process according to the invention is advantageously carried out under a hydrogen atmosphere or blanket at a pressure of less than 20 bars preferably at atmospheric pressure and under vigorous agitation until the polyalkylene glycol has disappeared the reaction characteristically takes from 2 to 10 hours for completion typically from 3 to 4 hours the amount of hydrogen advantageously utilized is on the order of 1 to 10 by weight of the polyalkylene glycol ii and preferably is on the order of 1 to 5 by weight thereof the water formed during the course of the subject reaction may conveniently be eliminated from the reaction medium by means of a gaseous sweep such as hydrogen when employed or nitrogen exemplary of the polyalkylene glycol reactants ii according to the invention are tetraethylene glycol and exemplary of the bis polyoxaalkyl amine reactants iii are also consistent with the present invention the subject polyoxaalkyl aminoalcohols are admirably well suited as cation complexing agents representative of the cations conveniently complexed by the polyoxaalkyl aminoalcohols according to this invention are nh 4 and the cations of metals of the groups ia to viia viii and ib to vb of the periodic table and.