FINISHING COMPOSITION Russian patent published in 2011 - IPC C04B28/22 C04B111/20 

FIELD: chemistry.

SUBSTANCE: invention relates to construction materials and can be used finish concrete and plastered surfaces. The composition for finishing concrete and plastered surfaces contains air-slaked lime, water, filler in form of dyed powder obtained through deposition from liquid glass while successively adding chromophore - copper sulphate CuSO₄ and iron chloride FeCl₃ and oxidising agent - calcium chloride CaCl₂, with the following ratio of components in wt %: air-slaked lime 30-45, said powder 10-15, water 45-55.

EFFECT: high adhesion, strength, reduces staining of the surface of the coating based on dyed coating compositions.

2 tbl