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US 2022/0355352 A1Published application
Binder composition for soil and solidification treatment method for soil
AssigneesRutgers, The State University of New Jersey, Taiheiyo Cement Corporation
InventorsTakahito Nozaki, Yasuhide Higo, Robert Miskewitz, Ali Maher
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Abstract
A binder composition for immobilizing a toxic-containing material. This composition has excellent strength developing properties at low temperature and is capable of solidifying soil to suppress the elution of toxic materials from the soil.
Claims21
A binder composition for immobilizing a toxic-containing material, comprising:
- a calcium silicate-containing composition having hydration reactivity selected from the group consisting of cement, blast furnace slag fine powder, fly ash, and clinker ash;
- and
- a sulfate salt;
- wherein the calcium silicate-containing composition and the sulfate are selected so that the binder composition is capable of forming an immobilized sediment at 4° C. in about 7 days after being mixed with the toxic-containing material, thereby immobilizing the toxic-containing material.
1 more element
(canceled)
Dependencies are inferred from the claim text.