CAS · 11097-59-9
Product Overview
Hydrotalcite is a high-purity cosmetic-ingredients supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance | White powder |
|---|---|
| Drying weight loss | 0.5% max |
| Assay | 98% min |
Applications
Hydrotalcite (CAS 11097-59-9) is a layered double hydroxide (LDH) widely used in catalysis, environmental remediation, pharmaceuticals, and material science. In catalysis, it acts as a heterogeneous base catalyst for organic reactions such as transesterification, aldol condensation, and Claisen–Schmidt reactions. Its layered structure allows intercalation of anions, making it suitable for adsorbing dyes, heavy metals, and other pollutants in water treatment applications. In pharmaceuticals, hydrotalcite is used as an antacid and gastric protectant due to its ability to neutralize stomach acids and bind bile acids. Additionally, it serves as a stabilizer, flame retardant, or filler in polymers, improving thermal stability, mechanical strength, and fire resistance. Its versatility extends to applications in nanocomposites, controlled-release systems, and as a precursor for mixed metal oxides.
Benefits
The benefits of hydrotalcite arise from its layered structure, anion-exchange capacity, and chemical stability. Its high surface area and tunable composition allow efficient adsorption of acids, dyes, and heavy metals, making it effective in environmental and pharmaceutical applications. As a catalyst, it provides reusable, non-toxic, and stable basic sites, enhancing reaction efficiency and selectivity. Its ability to intercalate functional molecules enables controlled-release applications in medicine and material science. Hydrotalcite is thermally stable, compatible with polymers and solvents, and easy to handle, which makes it a practical and versatile additive or intermediate in both laboratory and industrial processes.
Conclusion
Hydrotalcite is a multifunctional layered material with broad applications in catalysis, environmental remediation, pharmaceuticals, and materials science. Its unique structure, chemical stability, and anion-exchange properties enable diverse functions, from neutralizing acids and adsorbing pollutants to catalyzing reactions and enhancing polymer performance. By combining versatility, stability, and efficiency, hydrotalcite remains a valuable compound for research and industrial applications.
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