The study details the impact of polysilicate mortar on lime compositions. It quantifies the presence of silicon-oxygen anions in their monomeric form within the polysilicate solution, which varies with the solution's maturation time and the quantity of silica sol added. The findings suggest that lime's interaction with the polysilicate solution is more conducive to favorable outcomes. The study includes calculations of the adhesion work of both water and the polysilicate solution to lime. Notably, there is a discernible increase in the specific heat released when lime is moistened with the polysilicate solution compared to water. This rise in the heat of wetting can be attributed to the additional heat generated from the lime's reaction with the polysilicate solution. A topological analysis was conducted to examine the structure of the resultant coating, revealing that the diffusion of lime ions and their subsequent reaction with the polysilicate solution is likely the primary mechanism behind the development of strength. Research results also demonstrate how the polysilicate solution's composition affects the lime composite's strength, establishing a correlation between the strength and the concentration of monomeric silicon-oxygen anions in the solution. A formula for a lime composition enhanced with a polysilicate solution has been formulated, and the main operational and technological characteristics of both the composition and its derived coatings are provided.

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Lime Compositions with the Additive of Polysilicate Solution for Restoration of Building Walls

  • V. I. Loganina,
  • M. V. Zaytseva

摘要

The study details the impact of polysilicate mortar on lime compositions. It quantifies the presence of silicon-oxygen anions in their monomeric form within the polysilicate solution, which varies with the solution's maturation time and the quantity of silica sol added. The findings suggest that lime's interaction with the polysilicate solution is more conducive to favorable outcomes. The study includes calculations of the adhesion work of both water and the polysilicate solution to lime. Notably, there is a discernible increase in the specific heat released when lime is moistened with the polysilicate solution compared to water. This rise in the heat of wetting can be attributed to the additional heat generated from the lime's reaction with the polysilicate solution. A topological analysis was conducted to examine the structure of the resultant coating, revealing that the diffusion of lime ions and their subsequent reaction with the polysilicate solution is likely the primary mechanism behind the development of strength. Research results also demonstrate how the polysilicate solution's composition affects the lime composite's strength, establishing a correlation between the strength and the concentration of monomeric silicon-oxygen anions in the solution. A formula for a lime composition enhanced with a polysilicate solution has been formulated, and the main operational and technological characteristics of both the composition and its derived coatings are provided.