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US 11,820,708 B2Granted
Geopolymer cement slurries, cured geopolymer cement and methods of making and use thereof
AssigneeSaudi Arabian Oil Company
InventorsKhawlah A. Alanqari, Abdullah S. Al-Yami
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Abstract
Geopolymer cement slurries, cured geopolymer cements, and methods of making cured geopolymer cement and methods of using geopolymer cement slurries are provided. The geopolymer cement slurry comprises Saudi Arabian volcanic ash, an aqueous solution, Na2SiO3, NaOH, and a resin. The Saudi Arabian volcanic ash comprises SO3, CaO, SiO2, Al2O3, Fe2O3, MgO, and K2O.
Claims20
A geopolymer cement slurry comprising:
- an aqueous solution;
- Saudi Arabian volcanic ash, in which the Saudi Arabian volcanic ash is free of TiO2 and comprises SO3, CaO, SiO2, Al2O3, Fe2O3, MgO, and K2O;
- in which the Saudi Arabian volcanic ash comprises labradorite, augite, and forsterite;
- from 25 to 50 wt. % Na2SiO3;
- from 15 to 35 wt. % NaOH;
- a resin;
- and
- a sodium aluminosilicate hydrate having a structure of:
5 more elements
A geopolymer cement slurry comprising:
- an aqueous solution;
- Saudi Arabian volcanic ash, in which the Saudi Arabian volcanic ash is free of TiO2 and comprises SO3, CaO, SiO2, Al2O3, Fe2O3, MgO, and K2O;
- in which the Saudi Arabian volcanic ash comprises labradorite, augite, and forsterite;
- from 25 to 50 wt. % Na2SiO3;
- from 15 to 35 wt. % NaOH;
- a resin, in which the resin comprises a bisphenol-A-(epichlorohydrin) epoxy resin with oxirane mon [(C12-C14)-(alkyloxy)methyl] derivatives;
- and
- a sodium aluminosilicate hydrate having a structure of:
5 more elements
Dependencies are inferred from the claim text.