
As one of the most typical functional fibers, heat-storage fibers can have an appropriate amount of nano cesium tungsten oxide powder added during production as a modifier to further enhance their heat-storage capabilities. Fibers are materials composed of continuous or discontinuous filaments. Based on their sources, they are classified into three categories: plant fibers, animal fibers, and mineral fibers. Plant fibers are obtained from seeds, fruits, stems, or leaves of plants, such as flax, jute, ramie, sisal, and banana fiber.…