Refinery Catalysts: WinterGreen Research study: Market Shares, Strategies, and Forecasts, Worldwide, 2017-2023.  The study addresses hydroprocessing catalysts and FCC catalysts.  Hydroprocessing catalysts are used to create cleaner fuels--especially ULSD.  

Demand for cleaner fuels is driving the market.   Refining catalysts are experiencing strong growth.  New fuel standards are coupled with refineries increasing use of heavier and dirtier feedstocks and major additions to refining capacity.