Biomass waste materials as a set-retardation agent in cement or concrete
AssigneeUniversity of Louisville Research Foundation, Inc.
InventorsZhihui Sun, Noppadon Sathitsuksanoh, Chengqing Qi
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Abstract
A concrete mixture is provided. The mixture includes cement powder, a plant biomaterial in a solid form, wherein the plant biomaterial does not comprise ash, and concrete aggregate, wherein a ratio of cement powder to the biomaterial ranges from 10:1 to 100:1. Methods of controlling concrete setting by adding a plant biomaterial in a solid form to a concrete mixture are also provided.
Claims16
A concrete mixture, comprising:
- cement powder;
- a plant biomaterial in a solid form, wherein the plant biomaterial does not comprise ash;
- and
- concrete aggregate,
- wherein a ratio of cement powder to the biomaterial ranges from 10:1 to 100:1.
A method of controlling concrete setting, comprising adding a plant biomaterial in a solid form to a concrete mixture, wherein the plant biomaterial does not comprise ash.
Dependencies are inferred from the claim text.