Table 1.

Mercury intrusion porosimetry analysis results.

Sample	PC160	PC200	PC240	PC202	PC204
The most probable pore-size/μm	4.989	4.813	0.689	4.701	4.343
Total surface area (m2/g)	1.502	1.709	2.887	1.808	1.996
Pore number fraction	0.0177	0.0212	0.0211	0.213	0.277