July 2014

Columns

HP Petrochemicals: Major US players turn focus to propane dehydrogenation

As of today, seven projects have been proposed in the field of propane dehydrogenation (PDH), which can convert propane into propylene as well as the byproduct hydrogen.

DuBose, Ben, Hydrocarbon Processing Staff

Much has been written about the impact of newfound supplies from the US shale boom on the nation’s ethylene industry, culminating in plans for several new ethane crackers. However, a similar trend for olefins producers is also occurring on the propylene side, using shale-derived propane as feedstock. As of today, seven projects have been proposed in the field of propane dehydrogenation (PDH), which converts propane into propylene and byproduct hydrogen. But, at the moment, only one such plant is actually operating in the US. That one is the PetroLogistics facility near Houston, which started operations in 2010 and has a propylene production capacity of 1.45 billion lb/year (658,000 tpy

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