Mixture Design Approach on the Physical Properties of Lignin-Resorcinol-Formaldehyde Xerogels

Table 8

Xerogels and lignin solubility in pH 12 solution.

Sample
	(% dry basis)	(g/L)	(g/L)
0	0	0	0.0073
DO9	25.76	1.0303	0.0679
DO14	17.53	0.7010	0.1087
DO16	7.60	0.3039	0.0842
Lignin	100	4	3.8373

Xerogel prepared without lignin.