Geoscience Reference
In-Depth Information
Figure 6.29 Dependence of various
AlPO
4
phases upon reaction
temperature for different molar ratios
[133]
.
1 DPA : 1 Al
2
O
3
: 1P
2
O
5
: 40 H
2
O
100
90
80
70
60
50
40
30
20
10
0
120
130
140
Temperature (C)
160
180
200
VPI-5
AIPO-H3
AIPO-11
(a)
0.9 DPA : 1 AL
2
O
3
: 1P
2
O
5
: 30 H
2
O
100
90
80
70
60
50
40
30
20
10
0
100 110
122
132
142 152 162 200
Temperature (C)
VPI-5
AIPO-H3
AIPO-11
(b)
1 DPA : 1 AL
2
O
3
: 1P
2
O
5
: 40 H
2
O
100
90
80
70
60
50
40
30
20
10
0
120
122
124
126
128
130
Temperature (C)
VPI-5
AIPO-H3
AIPO-11
(c)
