Optimization of Deacetylation Process for Regenerated Cellulose Hollow Fiber Membranes

Table 1

Factors and levels for OED of deacetylation.

Levels	Swelling time	Concentration	Solution	Reaction time
1	No swelling	0.05 M	96 vol.% ethanol	0.5 h
2	Swelling 1 h	0.075 M	50 vol.% ethanol	2 h
3	Swelling 24 h	0.1 M		4 h