Sekisui Chemical Co., Ltd. operates in the housing, urban infrastructure and environmental products, high performance plastics, and medical businesses across Japan, Europe, Asia, and the Americas. Its products include LCD fine particles, photosensitive materials, semiconductor materials, optical film, industrial tapes, interlayer films for laminated glass, polyolefin foams, vehicle resins, rubber molded products, heat release materials, carbon fiber reinforced plastic composite mold materials, decorative plastic sheets, polyvinyl alcohol resin, blow containers, construction materials, adhesives, packaging tapes, plastic containers, functional tatami, and hygiene materials. The company also provides pipe systems such as PVC pipes, fittings, polyethylene pipes, plastic valves, reinforced plastic composite pipe, resin raw materials for heat-resistant pipes, chlorinated PVC resin compound, and rainwater storage systems, along with repair, rehabilitation, and renovation methods for aging infrastructure and tank system products. Additionally, it is involved in real estate brokerage, apartment leasing and management, residential services including interior and exterior decoration and housing renovation, designing, manufacturing, and selling perovskite solar cells, and ready built apartment development. It offers active pharmaceutical ingredients, pharmaceutical intermediates, drug development solutions, and enzymes. Formerly known as Sekisui Sangyo Co., Ltd., it changed its name to Sekisui Chemical Co., Ltd. in 1948, was incorporated in 1947, and is headquartered in Osaka, Japan.