Dry construction mixture. RU patent 2388715.

FIELD: chemistry.

SUBSTANCE: invention relates to decorative construction materials designed for protecting equipment and people in medical, industrial, scientific, administrative and residential facilities from the effect of ionising radiations. The dry construction mixture contains the following in wt %: caustic magnesite powder 10-15, barite concentrate 80-89, modifying additive 0.1-0.5, natural modification schungite III mineral - the rest. The invention is developed in subclaims.

EFFECT: design of material which provides efficient protection from gamma-radiation with reduction of the thickness of protective material and improvement of construction properties of the material at the same time.

6 cl, 2 tbl, 4 ex

IPC classes for russian patent Dry construction mixture. RU patent 2388715. (RU 2388715):

G21F1/04 - Concretes; Other hydraulic hardening materials

C04B28/30 - containing magnesium cements (magnesium oxide cements C04B0028100000)

C04B111/20 - LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS (devitrified glass-ceramics C03C0010000000); REFRACTORIES (alloys based on refractory metals C22C); TREATMENT OF NATURAL STONE

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