DETERGENT COMPOSITION FOR WASHING Russian patent published in 2020 - IPC C11D1/02 C11D3/08 C11D3/10 C11D3/20 C11D3/386 C11D17/06 

FIELD: washing.

SUBSTANCE: invention relates to a solid detergent composition for washing. Described is a solid detergent composition for laundering from free-flowing particles, comprising: (a) an anionic detergent surfactant; (b) up to 5 wt% of zeolite detergent; (c) up to 8 wt% sodium carbonate; (d) up to 8 wt% sodium silicate; (e) from 4 to 20 wt% of organic acid; and (f) a variant of wild type amylase from Bacillus sp., which has at least 90 % identity for the amino acid sequence SEQ ID NO: 6, and which contains one or more mutations in positions 9, 26, 30, 33, 82, 37, 106, 118, 128, 133, 149, 150, 160, 178, 182, 186, 193, 195, 202, 214, 231, 256, 257, 258, 269, 270, 272, 283, 295, 296, 298, 299, 303, 304, 305, 311, 314, 315, 318, 319, 320, 323, 339, 345, 361, 378, 383, 419, 421, 437, 441, 444, 445, 446, 447, 450, 458, 461, 471, 482 and/or 484, and which preferably contains D183 * and G184 deletions, wherein 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.

EFFECT: efficient stain cleaning and removal.

28 cl, 10 ex