COMPOSITE MATERIAL FOR FINISHING (VERSIONS) Russian patent published in 2016 - IPC C04B28/30 

FIELD: construction.

SUBSTANCE: composite material for outside finishing contains components at the following ratio, wt %: magnesia astringent 30-33, sealing agent MgCl₂·6H₂O 28-30, modifying iron-containing additive 3.0-6.0, expanded vermiculite 10-11%, water - the rest. Composite material for inside finishing contains the components at the following ratio, wt %: magnesia astringent 20-22, sealing agent MgCl₂·6H₂O 28-30, modifying iron-containing additive 3.0-6.0, filler 20-22%, aluminium-containing additive 1.25-2.5, water - the rest.

EFFECT: increased water resistance, reduction of shrinkage deformations, water vapour permeability, regulation of hygroscopicity and increased frost resistance.

2 cl, 1 tbl