“Pillaring Effects” in Cross-Linked Cellulose Biopolymers: A Study of Structure and Properties

Table 2

Effect of cross-linking on the physicochemical properties of biomaterials.

Material	Precursor	(mg/g)	Dye-based SA (m^2/g)	N2-based SA (m^2/g)	Water swelling (%)	Reference
Native	Cellulose	2.17	4.93	0.957	161	[18, 39]
Cellulose		0.23^†				This work
CLE-0.5	Cellulose	4.33	9.83	NA	215	[18]
CLE-2	Cellulose	17.0^∗	38.6^∗	NA	205	[18]
CLE-1	Cellulose	NA	NA	1.91	NA	This work
CLE-4	Cellulose	3.60	8.19	NA	297	[18]
C-EP (heating)	Cellulose	1.85^†	NA	1.18	260	[39]
C-EP (sonication)	Cellulose	0.82^†	NA	0.871	280	[39]
CE-1	Cellulose	72.8	NA	NA	244	[6]
CE-2	Cellulose	45.2	NA	NA	205	[6]
CE-3	Cellulose	24.6	NA	NA	161	[6]
CPL-1	Chitosan	114	124	NA	NA	[33]
CPL-2	Chitosan	43.0	46.7	NA	NA	[33]
CPL-3	Chitosan	29.2	31.6	NA	NA	[33]

denote values obtained with p-nitrophenol (PNP) with values originally reported in mmol/g. † denote values obtained with 2-naphthoxy acetic acid (NAA). NA: not available.