Aekyung Petrochemical Co., Ltd. researches and develops, manufactures, and sells phthalic anhydride (PA) and plasticizers in South Korea and internationally. The company offers PA for use as an ingredient to manufacture plasticizer, unsaturated polyester resin, paint, and other products; maleic anhydride, which is used as the ingredient of unsaturated polyester resin and paper-sizing agent; itaconic acid, an additive to enhance the properties of commodity resin and medium for diverse chemicals; and refined glycerin for use in various business areas ranging from additives for food, cosmetics, and industrial materials. It also provides plasticizer, which is used as an additive to make plastics flexible, as well as in PVC resin; ester polyol, an ingredient of polyurethane, which is used in various fields, such as sandwich panel, PIR panel, cold insulation material, and adhesive; polyurethane system rigid polyurethane foam for use in construction material industries; and anode materials for secondary battery. In addition, it offers bio diesel, an alternative fuel made of vegetable oil; and bio heavy fuel oil for power generation. Aekyung Petrochemical Co., Ltd. was founded in 1970 and is headquartered in Seoul, South Korea.