Table 1.

Basic characteristics of bio-oil phenolic resin (BPR) and bio-oil phenolic resins modified by montmorillonite (MBPRs).

Samples	Viscosity (25 °C, mPa·s)	Solids Content (%)	Curing Time (75 °C, s)
BPR	2840 ± 38	72.0 ± 0.6	254 ± 10
2% MBPR	2930 ± 60	73.5 ± 0.3	624 ± 12
4% MBPR	3050 ± 87	76.3 ± 0.1	811 ± 36
6% MBPR	7250 ± 56	74.9 ± 0.6	817 ± 32
8% MBPR	10800 ± 75	73.5 ± 0.3	818 ± 20