Kawasaki Kasei Chemicals Ltd. produces and sells organic acid products, organic acid derivatives, and quinone products in Japan. The company’s organic acid products include phthalic anhydride, which has applications in plasticizers, organic pigments, paints, and polyester resins; succinic acid that is used in biodegradable resins, bath agents, and food additives; disodium succinate hexahydrate, monosodium succinate, and monosodium fumarate that are used in food additive applications; fumaric acid for unsaturated polyester resins, bath agents, and food additives; and phthalic acid for electronic industry materials, etc. Its organic acid derivatives comprise plasticizers for flexible polyvinyl chloride applications; and MAXIMOL for rigid polyurethane foam, non-foaming polyurethane, and reforming agent applications. The company’s quinone products include naphthoquinone used in pharmaceuticals, agricultural chemicals, intermediates of pigments and dyestuffs, resins, and polymerization stabilizers; hydroxynaphthoquinone used in pesticide intermediates of agricultural chemicals; dichloro-naphthoquinone for pesticide intermediates and catalyst of pigments; and acequinocyl for pesticides. Its quinone products also comprise 1,4-dihydroxynaphthalene, a material for functional polymers; anthraquinone, a dyestuff intermediate and pulp delignification agent; SAQ, a pulp delignification agent; NQS, a desulfurizing catalyst; ANTHRACURE for photo-sensitizers; and Quino Power used for polymerization inhibitors, as well as Quinoexter that has application in polymerization regulators. The company was founded in 1948 and is headquartered in Kawasaki, Japan. Kawasaki Kasei Chemicals Ltd. operates as a subsidiary of Air Water Inc.