PROCESS EXAMPLE: ETHYLENE OXIDE ◆ Process Chemistry: C2H4+ 1/2 02>C2H40(Ethylene Oxide eod C2H4+302→2CO2+2H2O ◆ Reactor effluent C2H40 (EO product) C2H4 (unreacted raw material) C2H6(impurity in C2H4 feed) (unreacted raw material) (impurity in O2 feed Co2(byproduct) H20(byproduct CH4(diluent 94/99 Separation Operations: Introduction 59/4/99 Separation Operations: Introduction 5 PROCESS EXAMPLE: ETHYLENE OXIDE u Process Chemistry: C2H4 + 1/2 O2 ® C2H4O (Ethylene Oxide [EO]) C2H4 + 3 O2 ® 2 CO2 + 2 H2O u Reactor Effluent C2H4O (EO product) C2H4 (unreacted raw material) C2H6 (impurity in C2H4 feed) O2 (unreacted raw material) Ar (impurity in O2 feed) CO2 (byproduct) H2O (byproduct) CH4 (diluent)