Table 1
(continued)
Gel
Dry polymer composition (mol%)
Copolymer properties
Tensile properties
Compressive properties
Fracture
toughness
a
Ref
F
(Fm) DMA NIPA HEA C
b
S
d
T
g
M
n
PDI E
c,d
σ u
c,d
ε u
c,d
Toughness
e
E
c
σ u
c
ε u
c
(K) (kDa)
(MPa)
(MPa)
(%)
(kJ/m
3
)
(kPa)
(MPa) (%)
(kJ/m
2
)
DFm0C3
0.0
92.6
4.4
3.0 27.8
[11]
DFm10C3
9.9
83.9
3.1
3.1 3.02
0.108
(0.005)
0.470
(0.050)
575
(11)
1,080
(220)
34.5
(1.6)
~85
[11, 12,
15]
DFm10C6
9.6
77.6
6.4
6.4 2.34
0.184
(0.018)
0.540
(0.030)
503
(46)
1,580
(130)
26.5
(1.2)
~85
0.188
(0.055)
[11, 12,
15]
DFm5C1.5
5.2
91.8
1.5
1.5 5.16
[11]
DFm5C6
5.5
82.5
6.0
6.0 3.70
0.064
(0.002)
0.270
(0.020)
514
(74)
310
(70)
12.1
(1.8)
~85
0.119
(0.051)
[11, 12,
15]
DFm3C9
3.1
86.9
0.9
9.1 3.40
0.051
(0.005)
0.210
(0.020)
567
(41)
400
(70)
10.3
(2.8)
80–
85
0.052 (0.17)
[11]
a
Fracture toughness
b
Cinnamate
c
Tensile extension rate
¼ 30.5 mm/min; compression rate
¼ 1.5 mm/min; average value of 3–5 specimens unless indicated otherwise: standard deviation in parentheses
d
Measured at 23
C for DFx and at 5
C for NFx (because of volume phase change); multiple values from different studies
e
Material toughness (area under stress–strain curve)
f
Separate samples
g
Single specimen determination
h
This sample is referred to as DF15 in Refs. [12, 13]
i
This sample is referred to as DFm9 in Refs. [15, 16, 18]
170
B. D. Vogt and R. A. Weiss