Chemistry Reference
In-Depth Information
Table 5.2 Physical properties of rosin based anionic surfactants
δ
CMC
(25
°
C)
(mN/m)
CMC
(mol/L)
FP (0/5min)/
mm
EP
min
Surfactants
KP (
°
C)
A06
50.63
24.5×10
-3
—
—
—
A07(n=5)
36.5
6.1×10
-3
130/90
14
<0
A07(n=10)
37.5
3.3×10
-3
130/90
17
<0
A07(n=19)
41.0
1.4×10
-3
115/20
21
<0
A08(n=6)
33.1
6.2×10
-3
138/135
10
<0
A08(n=10)
34.2
4.4×10
-3
132/129
89
<0
A08(n=20)
37.0
2.1×10
-3
129/124
85
<0
A09(n=9))
38.2
5.3×10
-3
112/109
17
<0
A10(n=10)
39.7
—
120/10
10
<0
A11
24.74
0.8×10
-3
145/145
9
—
A15
—
1.1×10
-4
—
—
<0
A16
—
1.6×10
-4
—
—
<0
A17(n=2)
31.0
3.2×10
-4
2/0
20
<0
A17(n=4)
28.6
2.9×10
-4
2/0
30
<0
A17(n=6)
29.4
1.8×10
-4
60/40
60
<0
A17(n=8)
28.1
1.3×10
-4
2/0
20
<0
K
12
AES
33
28
8.1×10
-3
3.7×10
-3
175/170
175/168
12
13
10
<0
K
12
-
sodium dodecyl sulfate
AES -
alcohol ether sulfate
Data adapted from references [20, 35-37, 40]
Table 5.3
shows the physical properties of some rosin based zwitterionic surfactants.
The δ
CMC
of most zwitterionic surfactants were between 24 and 40, and their CMC
values were near 10
-3
mol/L.
