Patent ID: 11919810
Assignee: ECO MATERIAL TECHNOLOGIES IP LLC
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  Y | IPC C

Claim 16:
17. A method comprising:
producing a class C fly ash-based cementitious mixture comprising:
class C fly ash having:
an amorphous glass content in the range of 60 wt % or more;
a calcium oxide (CaO2) content in the range of 20 wt % or more; and
a quartz content in the range of 10 wt % or less;

an activator which reacts with the class C fly ash to form strätlingite structures therein when introduced with water, wherein the activator comprises potassium hydroxide (KOH) and triethanolamine (TEA);
sodium citrate;
borax; and
a polycarboxylate material;
wherein producing the class C fly ash-based cementitious mixture involves:
classifying the class C fly ash to remove at least one of quartz, an unreactive element, and a contaminant; and
intergrinding the class C fly ash, the activator, the sodium citrate, the borax, and the polycarboxylate material.