| abstract |
phosphate-free detergent composition comprising (a) at least one additive according to general formula (i): r1-co-nh-ch2ch2-o- (ao) x-ch2ch2-nh-co-r2 (i), where r1, r2 are the same or different and are selected from c5-c21-alkyl and c6-c20-alkenyl, x is in the range 5 to 150, when is selected from identical or different alkylene oxides selected from -ch2 -ch2-o, - (ch2) 3-o, - (ch2) 4-o, -ch2ch (ch3) -o, -ch (ch3) -ch2-o- and -ch2ch (n-c3h7) -o, wherein said additive (a) has a melting point in the range of 40 to 60 ° C. A method of preparing a detergent composition by mixing at least one additive (a) and (b) at least one chelating agent selected from citric and aminocarboxylic acid and their respective alkali metal salts. granule containing at least one additive (a) and its use for the manufacture of a detergent composition. |