The advanced phase change materials market covers all engineered phase change materials sold in bulk, encapsulated, and formulated forms. Encapsulated types include microencapsulated powders, slurries, dispersions, and macroencapsulated panels, mats, pouches, and tubes. Formulated types include shape-stabilised, composite, and slurry phase change materials. The market spans organic, inorganic, eutectic, and composite chemistries. Applications include isothermal control, thermal energy storage, active cooling support, and thermal buffering across cryogenic to ultra‑high temperatures. End‑user industries range from building and construction and cold chain to automotive, electronics, textiles, and energy. All distribution channels are considered.