Table 7. Optimized Reaction Conditions from DoE to Prepare Epoxidized Butyl Rubber at 1 h Reaction Rime.

run	equiv of Oxone	equiv of NaHCO3	equiv of acetone	% of epoxide at 60 min	% of epoxide at 60 min
1	1.25	6.5	18.0	14	10
2	1.25	6.5	47.9	23
3	1.25	6.5	56.2	30	29
4	1.25	6.5	64.3	40
5	1.25	6.5	71.7	50
6	1.88	6.5	72.0	59	55