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US 11,767,265 B2Granted
Additive formulation for reduction or prevention of microbially induced corrosion in concrete or cementitious material
AssigneeMicroban Products Company
InventorsBurke Irving Nelson, Ivan Wei Kang Ong, Glenner Marie Richards, Daniel Ray Matthews
Life of this patent
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Abstract
An additive formulation for reduction or prevention of microbially induced corrosion in concrete, cementitious material (such as mortar or grout), or a combination thereof. The additive formulation comprises a Quat Silane and a fungicide, wherein the ratio of the Quat Silane to the fungicide in the formulation is in a range of about 10:1 to about 1:10, preferably in a range of about 5:1 to about 1:5.
Claims11
A method of using comprising:
- adding an additive formulation comprising a Quat Silane configured to cure on and within a material, and a fungicide to the material;
- wherein the material is in a wet-state selected from the group consisting of an uncured concrete, an uncured cementitious material, and a combination thereof;
- and wherein the addition results in a reduction or an elimination of microbially induced corrosion.
An article comprising:
- a material, in a wet-state, selected from the group consisting of an uncured concrete, an uncured cementitious material, and a combination thereof having an additive formulation cured therein, wherein the additive formulation comprises a Quat Silane, a fungicide, and a defoamer.
Dependencies are inferred from the claim text.