Use of Oxalic-Acid-Modified Stellerite for Improving the Filter Capability of PM_2.5 of Paper Composed of Bamboo Residues

Table 1

Cooking process.

Sample	Extension	Cooking temperature (°C)	Cooking time (h)
BR	Bamboo residue	—	—
P1	Pulp 1	150	1.5
P2	Pulp 2	150	2.0
P3	Pulp 3	150	2.5
P4	Pulp 4	160	1.5
P5	Pulp 5	160	2.0
P6	Pulp 6	160	2.5