420
Y. Bolbukh et al.
Table 26.2
Thermal behavior parameters and characteristics of silica/lignin composites from DSC measurements: temperature of water evaporation (T
ev , ◦
C)
on first heat stage and interval (T
s
− T
f ) and temperature (T
endo ) and heat of endo-effects (H, J/g) on the second heat curve
Samples
T
ev , ◦
C
T
s
− T
f
T
endo , ◦
C
H,
J/g
T
s
− T
f
T
endo , ◦
C
H,
J/g
T
s
− T
f
T
endo,
◦
C
H,
J/g
Lignin
110
100–208
153
56.10
210–291
245
40.20
291–330
321
16.79
Lig-A1
95
100–306
220
94.77
318–378
324
30.28
Lig-A2
85
100–288
205
86.98
291–385
324
35.36
Lig-A3
98
100–302
208
103.32
309–375
329
15.75
Lig-A4
91
117–296
212
70.23
266–380
323
17.81
Lig-A5
101
110–300
200
72.62
278–364
308
18.71
Lig-A6
99
110–300
209
67.29
299–377
322
17.47
Lig-A7
94
125–298
214
61.39
270–381
327
14.60
Lig-A8
97
112–305
210
76.62
280–371
325
18.20
Lig-A9
100
100–200
176
–
100–300
240
123.44
299–376
327
16.77
Lig-A10
94
184
108–297
80.73
270–377
325
11.62
Y. Bolbukh et al.
Table 26.2
Thermal behavior parameters and characteristics of silica/lignin composites from DSC measurements: temperature of water evaporation (T
ev , ◦
C)
on first heat stage and interval (T
s
− T
f ) and temperature (T
endo ) and heat of endo-effects (H, J/g) on the second heat curve
Samples
T
ev , ◦
C
T
s
− T
f
T
endo , ◦
C
H,
J/g
T
s
− T
f
T
endo , ◦
C
H,
J/g
T
s
− T
f
T
endo,
◦
C
H,
J/g
Lignin
110
100–208
153
56.10
210–291
245
40.20
291–330
321
16.79
Lig-A1
95
100–306
220
94.77
318–378
324
30.28
Lig-A2
85
100–288
205
86.98
291–385
324
35.36
Lig-A3
98
100–302
208
103.32
309–375
329
15.75
Lig-A4
91
117–296
212
70.23
266–380
323
17.81
Lig-A5
101
110–300
200
72.62
278–364
308
18.71
Lig-A6
99
110–300
209
67.29
299–377
322
17.47
Lig-A7
94
125–298
214
61.39
270–381
327
14.60
Lig-A8
97
112–305
210
76.62
280–371
325
18.20
Lig-A9
100
100–200
176
–
100–300
240
123.44
299–376
327
16.77
Lig-A10
94
184
108–297
80.73
270–377
325
11.62