WATER PAINT BIOCIDAL ADDITIVE Russian patent published in 2010 - IPC C09D5/14 C09D5/02 B82B1/00 

FIELD: chemistry.

SUBSTANCE: invention can be used in the paint industry for painting different surfaces (wood, concrete, brick etc), particularly in water paint for interior decoration of facilities with high humidity (vegetable stores, pools, toilet facilities etc) and places where there are a lot of people (hospitals, child care centres, metro etc). The water paint biocidal additive contains a schungite-silver nanocomposite in weight ratio schungite: silver equal to 2:1. The additive has high bactericidal activity and is environmentally safe during production and use. The bactericidal effect is more stable in time than in existing additives using nanosilver.

EFFECT: obtaining a schungite-silver nanocomposite with high bactericidal and fungicidal activity and prolonged bactericidal effect.

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