Ozone Oxidation of Kraft Bamboo Pulp for Preparation of Nanofibrillated Cellulose

Table 1

Reaction conditions for the ozonation stage.

Condition
Pulp consistency (/)	6.0	25–45	7.0	10
Temperature (°C)	60	RT	70	90
Time (min)	60	4–12	60	100
pH	NA	1.5–3.5	NA	NA
H2SO4 (/)	2.0	—	—	—
O3 (/)	—	0.4–1.2	—	—
NaOH (/)	—	—	1.5	0.5
H2O2 (/)	—	—	—	2.5

RT: room temperature (25°C); NA: not available.