Subsequently, {TAIL ~ the mixture} is warmed to a temperature of 0° C. to 50° C. to dissolve {HEAD ~ the cellulose triacetate} in the solvent 
Subsequently , { TAIL ~ the mixture } is warmed to a temperature of 0 ° C. to 50 ° C. to dissolve { HEAD ~ the cellulose triacetate } in the solvent
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH