Influence of P(AA-AMPS-AM) intercalated Ti-Li-Al-layered double hydroxide on the properties of sulfoaluminate cement-based grouting materials

Q: What does this research mean for the field?

The intercalation of P(AA-AMPS-AM) into Ti-Li-Al-layered double hydroxide enhances LDH dispersion stability, provides nucleation sites for AFt and AFm, and releases the polymer at high pH to promote AFt formation and reduce aluminum gel particle size in sulfoaluminate cement. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

Hui Li; Mengqi Wu; Zhilong Zheng; Huazhe Jiao

doi:10.1016/j.jobe.2026.116399

May 28, 2026Journal of Building EngineeringOpen Access

Influence of P(AA-AMPS-AM) intercalated Ti-Li-Al-layered double hydroxide on the properties of sulfoaluminate cement-based grouting materials

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Key Points

The research aims to explore how the addition of P(AA-AMPS-AM) intercalated layered double hydroxide influences sulfoaluminate cement-based grouting materials.
Investigated the dispersion stability of layered double hydroxides (LDHs) with APM
Analyzed the effect of APM-RLDH on nucleation sites for AFt and AFm formations
Studied the dissociation of APM-RLDH at pH 12.5 and its impact on particle size reduction of aluminum gel.
APM significantly enhances the dispersion stability of LDHs
APM-RLDH provides effective nucleation sites for both AFt and AFm phases
Dissociation of APM-RLDH at pH 12.5 releases APM polymer, promoting AFt formation while reducing aluminum gel particle size.

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Implication

Demonstrates the effect of intercalated layered double hydroxide on cement properties, suggesting improved material performance.

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Li et al. (2026) studied this question.

synapsesocial.com/papers/6a1bcfb05783ba022b6fbb77 https://doi.org/10.1016/j.jobe.2026.116399

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Influence of P(AA-AMPS-AM) intercalated Ti-Li-Al-layered double hydroxide on the properties of sulfoaluminate cement-based grouting materials

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Abstract

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Influence of P(AA-AMPS-AM) intercalated Ti-Li-Al-layered double hydroxide on the properties of sulfoaluminate cement-based grouting materials

Key Points

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Implication

Abstract

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Cite This Study

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