| abstract |
Phosphate-free detergent composition comprising (A) at least one additive according to the general formula (I) R1-CO-NH-CH2CH2-O- (AO) x-CH2CH2-NH-CO-R2 (I) in where R1, R2 are the same or different and selected from C5-C21 alkyl and C6-C20 alkenyl, x is in the range of 5 to 150, AO 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, in the that said additive (A) has a melting point in the range of 40 to 60 ° C. |