Patent ID: 9388074
Filing Date: 2016-07-12
CPC Classification: C04B,Y02P

Claim Text:
1. A process for preparing a structural product, comprising the steps of: a) selecting an alumino-silicate based powder from the group consisting of industrial power plant fly-ash, mining tailings, sand, and mixtures thereof; b) treating the powder with a liquid reagent to form a mixture (I) wherein the powder becomes functionalized with each particle having a chemically active surface area; and c) drying the functionalized powder to produce a dried activated powder; and d) contacting the dried activated powder with an alcohol/acid solution to form a structural product with no emission of carbon compounds; wherein treating comprises refluxing, stirring, and distilling the mixture (I) at a temperature in a range from 120 ° C. to 150 ° C.