Patent ID: 7053032

Claim:
A machine dishwashing detergent comprising one or more builder(s), and 0.1 to 50% by weight of one or more nonionic surfactants which, at a concentration of 0.01 g/l in distilled water, have a diffusion coefficient of at least 9·10 −11 m 2 s −1 , said nonionic surfactants comprising one or more surfactants of the general formula I: in which R 1 is a straight-chain or branched, saturated or mono- or polyunsaturated C 6-24 -alkyl or alkenyl radical; each group R 2 and R 3 , independently of one another, is chosen from —CH 3 , —CH 2 CH 3 , —CH 2 CH 2 —CH 3 , CH(CH 3 ) 2 and the indices w, x, y, z, independently of one another, are integers from 1 to 6.