Patent ID: 8784557

Claim:
A polymer modified cement pavement overlay mixture, comprising by weight: a redispersible binder based on a copolymer of vinyl acetate and ethylene formulated to improve workability and void distribution, about 0.5 wt % to about 1.0 wt %; a redispersible binder based on a copolymer of vinyl acetate and ethylene formulated to improve cured state flexibility and adhesion with a substrate, about 3.0 wt % to about 3.5 wt %; masonry mortar aggregate (ASTM C144) about 49 wt % to about 59 wt %; type II hydraulic Portland cement about 15 wt % to about 25 wt %; class C or class F fly ash about 1 wt % to about 20 wt %; polycarbonate superplasticizer about 0 wt % to 2 wt %; polypropylene microfibers, about 0.25 to about 1.5 inches long, about 0.8 wt % to about 1.16 wt %; and water about 11 wt % to about 21 wt %.