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