High-Yield Alpha-Cellulose from Oil Palm Empty Fruit Bunches by Optimizing Thermochemical Delignification Processes for Use as Microcrystalline Cellulose

Table 6

Constraint data of optimization.

Name	Goal	Lower limit	Upper limit	Lower weight	Upper weight	Importance
X 1: bleaching time	Is in range	1	3	1	1	3
X 2: concentration of NaClO2	Is in range	1.5	4.5	1	1	3
Water extractive material	Minimize	5.483	9.402	1	1	3
Hemicellulose	Minimize	7.324	15.775	1	1	3
Cellulose	Maximize	68.169	84.788	1	1	3
Lignin	Minimize	1.262	9.296	1	1	3