Sumitomo Seika Chemicals Co., Ltd. engages in the manufacture and sale of chemical products. It operates through the following segments: Chemicals, Super Absorbent Polymers, and Gases and Engineering. The Chemicals segment provides industrial chemicals, pharmaceutical products, polymers, and functional products. The Super Absorbent Polymers offers absorbent polymers used in disposable diapers, sanitary napkins, and industrial materials. The Gases and Engineering segment deals with medical gas, chemical gas, electronics gas, gas generators, and general chemical engineering equipment. The company was founded on July 20, 1944 and is headquartered in Osaka, Japan.