FIELD: nuclear physics and nuclear engineering.
SUBSTANCE: invention relates to immobilisation of liquid radioactive wastes. Nanomodified magnesia cement of the following composition, wt%: magnesite caustic powder (MCP) 44…45; solid crystalline hydrate of magnesium chloride (MgCl2*6H2O) 11…12; spent ion-exchange resin (SIER) 10…11; solid waste combustion ash 10…11; catalytic carbon-containing additive 0.1…0.2; potassium ferrocyanide (K4[Fe(CN)6]) 0.1; nickel nitrate (Ni(NO3)2) 0.2; liquid radioactive wastes – balance. Nanomodified magnesia cement of the following composition, wt%: magnesite caustic powder 44…45; solid crystalline hydrate of magnesium chloride 11…12; solid waste combustion ash 20…22; catalytic carbon-containing additive 0.1…0.2; potassium ferrocyanide 0.1; nickel nitrate 0.2; liquid radioactive wastes – balance. Nanomodified magnesia cement of the following composition, wt%: magnesite caustic powder 44…45; solid crystalline hydrate of magnesium chloride 11…12; spent ion-exchange resin 10…11; catalytic carbon-containing additive 0.1…0.2; potassium ferrocyanide 0.1; nickel nitrate 0.2; liquid radioactive wastes – balance.
EFFECT: invention increases degree of filling compounds with liquid radioactive wastes of complex chemical composition.
3 cl, 1 tbl
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