LIQUID COMPOSITION FOR CLEANING AND/OR DEEP PURIFICATION Russian patent published in 2016 - IPC C11D3/37 C11D3/14 

FIELD: chemistry.

SUBSTANCE: claimed invention relates to liquid composition for cleaning and/or deep purification, containing biodegradable abrasive cleaning particles. Liquid composition and method for surface cleaning with liquid composition are described. Liquid composition contains biodegradable abrasive particles, which contain polyhydroxyalkanoates, with particles being characterised by mean roundness from 0.1 to 0.6 in accordance with ISO 9276-6 and mean strength from 0.4 to 0.9 in accordance with ISO 9276-6, as well as by biodecomposition level higher than 50% in accordance with OECD 301 B.

EFFECT: effective surface cleaning.

20 cl, 11 tbl, 1 dwg