MULCHING COMPOSITION Russian patent published in 2013 - IPC C09K17/52 

FIELD: chemistry.

SUBSTANCE: invention relates to chemistry of synthetic substances - polymer substances in a mixture with organic and natural substances, for example, for urban and agricultural purposes, or to compositions for mulching different types of soil, lawn and parking areas. The mulching composition is characterised by that it contains lignosulphonate, carbamide, NA-carboxymethyl cellulose, potassium chloride and, as natural additives, Tetraphidopsida moss and Pinus strobus pine needles, and water in the following ratios, wt %: lignosulphonate 0.1-0.4; carbamide 0.2-0.6; NA-carboxymethyl cellulose 0.3-0.4; potassium chloride 1-3; Tetraphidopsida moss 10-15; Pinus strobus pine needles 8-9; water - the balance. Other versions of the mulching composition have different content (wt %) of moss and needles.

EFFECT: enabling use of natural materials which can be combined with different types of synthetic polymer materials and wastes thereof if they are not harmful to the environment.

9 cl, 1 tbl