Evonik Industries AG operates as a chemicals company in the Asia-Pacific, Europe, the Middle East, Africa, and the Americas. It operates through the Advanced Technologies, Custom Solutions, and Infrastructure segments. The Advanced Technologies segment provides polymers for medical applications; crosslinkers; hydrogen peroxide, a sterilizing agent for cleaning silicon wafers and a bleaching agent for the paper and textile industries; fumed and precipitated silicas and silanes for the automotive, tire, electronics, and cosmetics industries; and D-/L-methionine and lysine for animal nutrition. Its Custom Solutions segment provides additives for coatings, adhesives, sealants, polyurethane foams, and lubricants for the cosmetic, cleaning, and pharmaceutical industries. The Infrastructure segment engages in the infrastructure activities and offers butadiene, MTBE, butene-1, isononanol, and DINP for use in the plastic and packaging industries, production of rubber and fuels, and as plasticizers in the construction and automotive sectors. The company was founded in 1847 and is headquartered in Essen, Germany.