The use of ether sulfates for the removal of quaternary ammonium compounds from wastewater

摘要

in the use of ether sulphates of general formula (i), $a $a r1o (cnh2no) x - ch2 - chr2 - oso3m $a $a $a r1 in a linear alkylrest with 12 to 22 carbon atoms, r2 is a straight chain or branched $a alkylrest with 4 to 20 carbon atoms, $a m ammonium monoalkyl, dialkyl - od he alkanolammonium each with 1 to 4 carbon atoms in the alkyl - oralkanolgruppen or a alkalimetall, $a n a number of 2 and / or 3 $a x a number in the range of 1 to 20 $a, $a for removal of quaternary ammonium compounds, quaternary stickstoffatom to at least one methyl group and at least one long chain, linear, surveys using, where possible, oh substituted alkylgruppe) from waste watergood filtrierbare salts of quaternary ammonium compounds ethersulfate with.