Polyphase latent heat storage composition for the storage of heat or cold and its preparation

摘要

A polyphase composition for the storage of heat or cold utilizing the latent heat of fusion of a salt hydrate continuous phase intimately intermixed with a hydrated hydraulic cement continuous phase and wherein said continuous phases are optionally in contact with a discontinuous crystalline phase comprising a nucleating component and wherein the composition is enveloped, contained, or packaged within a vapor impermeable material.