Patent ID: 9150993
Filing Date: 2015-10-06
Classification: C11D,D06F

Abstract:
1. A method of laundering fabric which comprises the steps of: a) providing a pourable liquid detergent composition comprising at least 3 wt % to less than 9.5 wt % ethoxylated polyethyleneimine, 3 to 9 wt % of a soil release polymer selected from water soluble/miscible or dispersible polyesters and 10-40% wt of surfactant, essentially consisting of nonionic and/or anionic and/or zwitteronic surfactant, which 10-40% wt of surfactant preferably passes the Calcium Tolerance Test described herein, and in addition, no more than 10% wt, of a soap, with the proviso that any soap present is present as a minority in wt % terms of the total surfactant, b) diluting a dose of said detergent composition in water by a factor of greater than 500 to obtain a wash liquor which comprises 0.8 to 0.035 g/l of non-soap surfactant, and c) washing fabrics with the wash liquor so formed.