Mitsubishi Chemical Corporation (MCC) operates the basic and petrochemicals businesses of Mitsubishi Chemical Holdings Corporation. Among the products the company makes are polyolefins like polyethylene and polypropylene, polycarbonate, and purified terephthalic acid (PTA). Mitsubishi Chemical operates manufacturing and R&D facilities throughout Japan and also maintains a presence in Asia, Europe, and the US. MCC is one of three units that comprise Mitsubishi Chemical Holdings; the other two are Mitsubishi Plastics and pharmaceuticals maker Mitsubishi Tanabe Pharma.