World’s First HPPO Plant Starts Up in Korea

SKC Chemicals Group (Seoul) has begun production of propylene oxide (PO) at Ulsan, Korea. The 100,000-m.t./year facility is the first commercial-scale plant to use novel hydrogen peroxide-propylene oxide (HPPO) technology developed by Evonik Industries and Uhde. The plant is supplied with hydrogen peroxide (H2O2) from Evonik Headwaters’ plant at Ulsan, which was recently doubled in size to about 68,000 m.t./year. Evonik is a major producer of H2O2. “This first commercial-scale application of hydrogen peroxide in the chemical synthesis of propylene...

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