LIQUID DETERGENT COMPOSITION FOR MANUAL DISH-WASHING Russian patent published in 2014 - IPC C11D3/33 C11D3/36 C11D1/83 C11D1/94 C11D17/00 

FIELD: chemistry.

SUBSTANCE: claimed invention relates to liquid detergent for manual dish-washing, which contains: (a) from 0.2% to 3% of the total composition weight, of chelating agent, selected from the group, consisting of glutamic-N,N-diacetic acid, its salts and derivatives, diethylenetriaminepentamethylphosphonic acid; diethylene triaminepentaacetic acid, methylglycenediacetic acid and their mixtures, (b) from 12% to 45% of the total composition weight, of surface-active substance, selected from the group, consisting of anionic, non-ionic, cationic, amphoteric, zwitterionic, semi-polar non-ionic surface-active substances and their mixtures, and said composition contains from 5% to 30% of the total composition weight, of anionic surface-active substances, selected from the group, consisting of sulphate and sulphonate surface-active substances; and from 3% to 20% of the total composition weight, of non-ionic surface-active substances, where said non-ionic surface-active substance includes branched surface-active substance, where weight ratio of the total content of surface-active substance to content of non-ionic surface-active substance constitutes from 2 to 10, and where average degree of branching of alkyl chain of surface-active substances constitutes, at least, 10% of the total weight of surface-active substances. Claimed invention also relates to method of dinnerware purification.

EFFECT: obtaining detergent composition, providing improved purification and improved lustre.

11 cl, 21 ex