COMPOSITION BASED ON CALCIUM AND MAGNESIUM COMPLEX COMPOUNDS AND METHOD OF PREPARATION THEREOF

FIELD: inorganic synthesis. SUBSTANCE: in a composition containing calcium salt, magnesium salt, urea, and water, the two salts are nitrates and composition also contains a surfactant. Composition is made up of the following components, wt. -%: calcium nitrate, 18.7-20.7; magnesium nitrate, 16.7-18....

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Hauptverfasser: VOROB'EV F.P, KOBA JU.I, ZUEV A.A, NOVIKOV EH.A, JULIS A.JA, VOROB'EV V.S, ZHILIN V.A
Format: Patent
Sprache:eng ; rus
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Zusammenfassung:FIELD: inorganic synthesis. SUBSTANCE: in a composition containing calcium salt, magnesium salt, urea, and water, the two salts are nitrates and composition also contains a surfactant. Composition is made up of the following components, wt. -%: calcium nitrate, 18.7-20.7; magnesium nitrate, 16.7-18.7; diamminocobalt, 58.6-60.6; surfactant, 1.0-5.0; and water, the balance. When preparing composition, calcium nitrate is used prepared by treating quicklime with nitric acid, urea is added to neutral solution of calcium and magnesium nitrates, magnesium-containing reagent employs magnesium nitrate or magnesite, surfactant is neonol taken in amount 1-5 wt.-%, nitrate solution is neutralized by lime milk, and reactants are mixed at 50-90 C for 25-35 min. EFFECT: enabled simultaneously using composition as ice-covered ground preventer and as fertilizer. 6 clo