EP4180409A1 - METHOD FOR MANUFACTURING 2-CHLORO-1,1-DIFLUOROETHANE (HCFC-142), 1,1,2-TRIFLUOROETHANE (HFC-143), AND (E)-1,2-DIFLUOROETHYLENE (HFO-1132 (E)) AND/OR (Z)-1,2-DIFLUOROETHYLENE (HFO-1132 (Z))