Physical properties of Sugar Esters

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1.Solubility
Solvent &
Temperature
Type
B-370 S-170 S-270 S-370 S-570 S-770 S-970 S-1170 S-1170S S-1570 S-1670 S-1670S O-1570 P-1570 P-1570S P-1670 M-1695 L-595 L-1695
Propylene
glycol
25
75
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
PS
S
I
S
PS
S
PS
S
PS
S
S
S
I
S
I
S
Glycerin 25
75
PS
PS
PS
S
PS
S
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
PS
S
PS
PS
PS
S
PS
S
PS
S
PS
S
PS
S
Ethanol 25
75
I
I
I
I
I
I
I
S
I
S
I
S
I
S
I
S
I
S
I
S
I
S
I
S
S
S
I
S
I
S
I
S
S
S
S
S
S
S
Liquid
paraffin
25
75
PS
S
PS
S
PS
S
PS
S
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
I
I
PS
I
PS
I
PS
I
I
I
I
I
I
I
soybean
oil
25
75
PS
I
PS
S
PS
S
PS
S
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
I
I
PS
I
PS
I
PS
I
I
I
I
I
I
I
Cotton seed
oil
25
75
PS
I
PS
S
PS
S
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
I
I
PS
I
PS
I
PS
I
I
I
I
I
I
I
Tallow 25
75
PS
I
PS
S
PS
S
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I
PS
I

I

I
I
I

I

I

I
I
I

I

I
Coconut oil 25
75

PS
S
PS
S
PS
S
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I

I
I
I
I
I
I
I
I
I
I
I
I
Water 25
75
PS
I
I
I
I
I
I
PS
I
S
PS
S
PS
S
PS
S
S
S
S
S
S
PS
S
S
S
S
PS
S
S
S
S
S
S
S
S
S
S
S

  • S:Soluble
  • PS:Partially soluble or dispersible
  • I:Insoluble

2.Melting and decomposition temperatures
Type Melting Temp. Decomposition
Temp.
Start point Peak point
B-370 53 63,79 241
S-170
S-270
S-370
S-570
S-770
S-970
S-1170
S-1570
S-1670
51
52
51
50
49
49
49
49
49
61
61
58,69
57,65
60
56
55
55
56
260
253
238
231
233
234
234
234
237
O-1570 27 43 227
P-1570
P-1670
47
40
54
48
237
235
M-1695 27 40 243
L-1695 35 47 235

  • Melting temperature:by differential scanning calorimetry, 20/min.
  • Decomposition temperature:by thermogravimetry, 20/min.

3.Surface tension
Type Surface Tension
(dyne/cm)
S-570
S-770
S-970
S-1170
S-1570
S-1670
38.1
37.4
35.8
34.8
34.7
34.7
O-1570 34.5
P-1570
P-1670
35.4
34.5
L-1570
L-1695
31.7
31.6
Water 72.0

by Wilhelmy method at 25. 0.1% in distilled water

4.Solubilizing ability
Type 0.05% 0.1% 0.5%
S-1170 20-30ppm 45-50ppm 60-70ppm
O-1570 45-50 65-70 90-100
P-1570 45-50 65-70 80-90
L-1570 35-45 45-55 70-80

Orange OT can be dissolved in water with the aid of sugar esters.

5.Foaming property
Type 0 min after 5 min.
S-1570
S-1670
11mm
12
9mm
10
O-1570 14 12
P-1570
P-1670
15
24
13
21
L-1570 177 153

by Ross Miles method at 25, 0.25% in distilled water.




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