COMPLEX MODIFIER Russian patent published in 2008 - IPC C22C35/00 B22D21/00 B22D27/20 

FIELD: metallurgy, namely casting production, particularly modifying of cast iron, steels and non-ferrous cast products in ladle or in casting mold.

SUBSTANCE: complex modifier contains components at next relation, mass%: silicon carbide, 0.2 - 76; copper, 0.2 - 57; magnesium silicide, 0.2 - 47; titanium carbide, 0.1 - 51; calcium, 0.1 - 56; tungsten carbide, 0.1 - 52; boron nitride, 0.5 - 28; vanadium carbide, 0.3 - 39; niobium carbide, 0.5 - 46; cerium nitride, 0.5 - 27; chrome silicide, 0.1 - 81; tantalum carbide, 0.3 - 28; aluminum nitride, 0.5 - 49; molybdenum boride, 0.4 - 71; molybdenum carbide, 0.4 - 52; vanadium boride, 0.1 - 36; tungsten boride, 0.2 - 70; boron carbide, 0.1 - 45; titanium nitride, 0.5 - 60; titanium boride, 0.1 - 50; zirconium carbide, 0.2 - 59; zirconium nitride, 0.5 - 40; zirconium boride, 0.1 - 25; silicon nitride, 0.2 - 70; niobium boride, 0.5 - 15; chrome boride, 0.1 - 65; magnesium carbide, 0.2 - 35; magnesium nitride, 0.5 - 20; magnesium boride, 0.2 - 15; cerium carbide, 0.1 - 50; cerium silicide, 0.2 - 40; cerium boride, 0.1 - 45.

EFFECT: reduced number of rejected cast products, improved mechanical and strength characteristics, increased heat and wear resistance, possibility for making materials such as bricks, metals, rubber, cloth for suppressing or eliminating radiation influence.

5 cl, 2 tbl