Patent ID: 11873251
Assignee: ONX, INC.
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A concrete composition for use in construction, comprising:
calcium sulfate hemihydrate (CSH), a quantity of the CSH is between 40-60% of the concrete composition by weight;
polypropylene (PP) fiber, a quantity of the PP fiber is between 4-5 lb/yd3;
sand, a quantity of the sand is between 30-50% of the concrete composition by weight;
a retarder comprising poly condensed amino acid and calcium (Ca) salt, a quantity of the retarder is between 0.001-0.01% of the CSH by weight; and
a superplasticizer comprising polycarboxylate powder, a quantity of the superplasticizer is between 0.5-2% of the CSH by weight.