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