Q2. Around 40% of Product A is used as an intermediate for chemical synthesis. It is employed in the manufacture of polyester resins and surface coatings, polyurethane resins, plasticisers, cross-linking agents and poly acetal resins. Product A can be manufactured based on Process Technology A and B (Figure Q2). Reactor Absorption Gas recycle Process Technology A Evaporator Boiler/reactor Absorption Steam column Process Technology B Steam generator Combusted off gas Water Steam Reactor Steam Steam CW Water Water Boiler BFW CW Air Steam Methyl Alcohol water HE Product A Air Methyl Alcoholi Figure Q2 Catalytic incineration Water Tail gas CW Product A cw Distinguish between Process Technology A and Process Technology B in terms of catalyst performance.

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