COMPOSITION FOR DUST SUPPRESSION “ANTI-DUST” AND METHOD FOR ITS APPLICATION Russian patent published in 2021 - IPC C09K3/22 E21F5/02 E21F5/06 

FIELD: road purification.

SUBSTANCE: invention relates to means for dust suppression on highways and quarries. A composition for dust suppression containing calcium dichloride is disclosed, characterized by that it additionally contains propane-1,2-diol, nonionic surfactants and water, with the following component ratio, wt.%: calcium dichloride - 25-35, propane-1,2-diol - 3-7, nonionic surfactants - 1-3, and water up to 100. Methods for dust suppression are also disclosed, including processing of a dusting surface with a preparation obtained by conventional mechanical mixing of the specified composition for dust suppression with water.

EFFECT: obtaining an easy-to-manufacture composition with effective dust-suppressing properties that do not have a negative impact on the environment.

5 cl, 2 tbl