Hodogaya Chemical Co., Ltd. is a world leading company specialized in fine chemicals and specialty polymers with more than 90 years history. Among the fine chemicals, the company has been the market leader of electro-photographic chemicals, such as CCA (Charge Control Agent) and OPC (Organic Photo-conductor), for 30 years. With the long experience of OPC production, Hodogaya has started to develop OLED materials, mainly transport materials, since ’91. Hodogaya has been supplying Hole Transport Materials to major OLED players all over the world, and has a very strong IP position in OLED materials.