High strength pozzolan foam materials and methods of making the same
AssigneeGeorgia Tech Research Corporation
InventorsMulalo Doyoyo, Paul Biju-Duval
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Abstract
The various embodiments of the present invention relate generally to high strength foam materials and methods of making the same. More particularly, various embodiments of the present invention relate to high strength foam materials comprising pozzolans, such as cenospheres derived from fly ash. An embodiment of the present invention comprises, a pozzolan foam material comprising a pozzolan, an alkali, a silicate, and an organosilicon compound. Various embodiments of the present invention are directed to strong, lightweight materials that are environmentally-friendly and can be economically manufactured.
Claims18
A pozzolan foam material, comprising:
- a pozzolan in an amount ranging from about 50% to about 95%,
- an organosilicon compound in an amount less than about 8 mg/ml,
- an alkali hydroxide having a concentration ranging from 1M to about 2.5M, and
- a silicate in an amount ranging from about 1% to about 9%.
A pozzolan foam material, comprising:
- a plurality of cenospheres in an amount ranging from about 50% to about 95%, sodium hydroxide having a concentration ranging from about 1 M to about 2.5 M, sodium silicate in an amount ranging from about 1% to about 9%, and dimethylsiloxane in an amount less than about 8 mg/ml.
A method of making a pozzolan foam material, comprising:
- admixing a pozzolan in an amount ranging from about 50% to about 95%, an alkali hydroxide having a concentration ranging from 1M to about 2.5M, a silicate in an amount ranging from about 1% to about 9%, and an organosilicon compound in an amount ranging from less than about 8 mg/ml to form a mixture;
- and
- curing the mixture to form a pozzolan foam material.
Dependencies are inferred from the claim text.