LIQUID DETERGENT COMPOSITION FOR HAND DISH WASHING Russian patent published in 2017 - IPC C11D17/00 C11D17/04 C11D3/33 C11D3/36 C11D1/83 C11D1/94 

FIELD: household chemicals.

SUBSTANCE: present invention relates to a liquid detergent composition for hand dish washing, providing improved lustre, containing: (a) 0.2 % to 3 % of weight of composition as a whole, chelating agent, selected from a group, consisting of glutamic-N,N-diacetic acid, salts and derivatives thereof, diethylenetriamine pentamethyl phosphonic acid; diethylenetriamine pentaacetic acid, methylglycine diacetic acid and mixtures thereof; (b) from 15 % to 30 % of weight of composition as a whole, anionic surfactants selected from a group, consisting of sulphate and sulphonate surfactants; (c) from 3 % to 20 % of weight of composition as a whole, nonionic surfactant; and (d) from 0.5 % to 10 %, of weight of composition as a whole, surfactant selected from a group, consisting of amine oxide and betaine surfactants and mixtures thereof, where total content of surfactant ranges from 18 % to 60 % of weight of composition as a whole, and weight ratio of overall surfactants to nonionic surfactant ranges from 2 to 10. Present invention also relates to a method of cleaning tableware and use of chelating agent.

EFFECT: obtaining a detergent composition which provides improved detergent action and lustre.

13 cl, 21 ex, 4 tbl