DETERGENT COMPOSITION WITH LOW pH Russian patent published in 2020 - IPC C11D1/02 C11D3/40 C11D3/06 C11D3/08 C11D3/10 C11D3/20 C11D11/02 C11D17/06 

FIELD: chemistry.

SUBSTANCE: present invention relates to a solid detergent composition for washing out of free-flowing particles, which contains (a) an anionic detergent surfactant; (b) up to 8 wt. % of the zeolite detergent component; (c) up to 8 wt. % sodium carbonate; (d) up to 8 wt. % sodium silicate; (e) from 4 to 20 wt. % organic acid and (f) a colouring agent selected from Acid Violet 50, Direct Violet 9, 66 and 99, Solvent Violet 13 and any their combinations, wherein the composition, when diluted to concentration of 1 wt. % in deionised water at 20 °C, has an equilibrium pH in range of 6.5 to 9.0, wherein composition contains 30 to 90 wt. % basic detergent particles, wherein the base detergent moiety agent contains (by weight of detergent basic particle): (a) from 4 to 35 wt. % of an anionogenic detergent surfactant; (b) up to 8 wt. % sodium carbonate; (c) from 1 to 10 wt. % of an organic acid.

EFFECT: technical result is good profile of fabric care, good cleaning.

29 cl, 9 ex