SPACKLING Russian patent published in 2006 - IPC C04B28/26 

FIELD: building materials.

SUBSTANCE: invention relates to spacklings for correction of defects (bubbles, small cracks and others) on concrete surfaces. Spackling comprises, wt.-%: water glass, 58-62, and crushed ceramic material, 38-42. As ceramic material crushed ceramic brick is used as ceramic material. Invention provides enhancing coupling strength with concrete surface wherein the coupling strength value is 2-2.1 MPa. Spackling comprises available and ecologically safety components.

EFFECT: valuable properties of spackling.

2 cl, 1 tbl