Patent ID: 9643888
Date: 2017-05-09
CPC Classifications: C04B,Y02P,Y02W

Claim:
1. An aluminosilicate geopolymer cementitious composition for bridge decks and overlays, road repair and road patch comprising a reaction product of: a cementitious reactive powder comprising: a chemical activator selected from at least one member selected from the group consisting of alkali metal citrates in an amount equal to about 1.0 to about 6.0% by weight based on total weight of the cementitious reactive powder; and at least one member of the group consisting of superplasticizers, air entraining agents, defoaming agents, organic rheology control agents, and film-forming polymers; and water; wherein the reaction product is formed from calcium sulfate with an average particle size from about 1 to about 100 microns.