Chemistry Reference
In-Depth Information
a
513°C,212µV
TG
200
DTA Signal
100
24°C,99.95%
75
150
470°C,131µV
227°C,82.07%
50
100
296°C,45.06%
25
50
450°C,30.40%
796°C,3.19%
292°C,30µV
0
517°C,9.32%
0
-25
0
100
200
300
400
500
600
700
800
Temperature (°C)
b
100
100
188°C,88.86%
25°C,100.00%
80
450°C,77 µV
80
323°C,65.56%
238°C,74.67%
498°C,62 µV
TG
507°C,66 µV
60
60
379°C,59 µV
40
40
DTA singnal
20
795°C,15.42%
20
520°C,16.02%
0
222°C,5 µV
0
110°C,1 µV
748°C,-10 µV
-20
0
100
200
300 400
Temperature (°C)
500
600
700
800
Fig. 7.3
DTA/TGA of (
a
) gum arabic and (
b
) GA-cl-poly(MAA) [
59
]
