氯化钙 二水合物

Calcium chloride dihydrate (CaCl₂·2H₂O) is an inorganic compound that appears as a colorless, crystalline powder/solid. It is highly hygroscopic, meaning it readily absorbs moisture from the environment. This compound is characterized by its high solubility in water, which makes it useful in a variety of applications.With a purity of ≥99.9% trace metals basis, this grade of calcium chloride dihydrate minimizes impurities, ensuring reliable performance in sensitive applications. It is commonly used in materials science, environmental applications, and chemical synthesis. In materials science, calcium chloride dihydrate is utilized in thermochemical energy storage systems due to its ability to undergo reversible hydration and dehydration reactions. It also serves as a phase change material (PCM) for thermal energy storage, enhancing energy efficiency in various processes.

Calcium chloride dihydrate is recognized for its potential in thermochemical energy storage systems. Recent studies have demonstrated its effectiveness in seasonal heat storage, where it can undergo reversible dehydration reactions. This property allows for efficient energy storage and retrieval, making it valuable for renewable energy applications.This compound can be utilized in the synthesis of new calcium-titanium layered double hydroxides (LDHs). The incorporation of calcium chloride during the synthesis process helps overcome barriers in producing these advanced materials, which have applications in catalysis and environmental remediation. Calcium chloride dihydrate, when dissolved in methanol, acts as a solvent system for the dissolution of chitin. This property is crucial for breaking down the crystalline structure of chitin, facilitating its use in various chemical applications, including biopolymers and biodegradable materials. Research on the reversible hydration behavior of calcium chloride dihydrate reveals its potential for thermochemical energy storage. Understanding its hydration and dehydration processes can lead to improved designs for energy-efficient materials and systems.