INTERNAL AND EXTERNAL BUILDING MATERIAL

摘要

An internal and external building material which is regulated in tone and comprises a base material containing at least an inorganic material or resins as its constituents, a luminous material and a fluorescent material driven or inlaid into the base materials to enable modulation into three hues including a tone at ordinary times, a luminescent color due to the luminous material and a luminescent color due to the fluorescent material upon irradiation of ultraviolet rays.