Key words: supercritical fluids, cellulose, acetylation, cellulose diacetate, acetic anhydride, process parameters
The possibility of cellulose diacetate production by direct acetylation of sulphite pulp with acetic anhydride in supercritical carbon dioxide (SC CO2) is demonstrated. Optimal acetic anhydride to cellulose ratio and parameters of SC CO2 are chosen.
doi:10.1134/S1990793113070087