COMPOSITE FOR STAINING BUILDING MATERIALS Russian patent published in 2003 - IPC

FIELD: building materials. SUBSTANCE: invention relates to composites used for staining building materials in mass, in part for staining silicate brick. Composite for staining building materials in mass comprising a binding agent, pigment, sodium phosphate and water contains liquid oligomer as a binding agent comprising alkoxyl groups methyltriethoxysilane of the formula -CH₃Si(OC₂H₅)₃ as functional groups and trisodium phosphate as sodium phosphate in the following ratio of components, wt.-%: indicated liquid oligomer, 0.07-0.15; pigment, 20.0-59.1; trisodium phosphate, 0.08-0.23; water, the balance. EFFECT: reduced water absorption of silicate articles with simultaneous increase of their light resistance. 2 tbl