Geoscience Reference
In-Depth Information
histogram of crystal size distribution in the final product
Figure 6.18b
shows the
derivative of curves (1) and (2) of
Figure 6.18a
nucleation kinetic curve, and (3)
the crystal mass growth curve for Na-X zeolite calculated from the data in
Figure 6.18a and b
.
In recent years, there has been considerable progress made in the field of acceler-
ating the kinetics of low-temperature inorganic synthesis
[115]
. Several techniques
imax
40
di=4.5
di=16.5
30
10
1
20
5
10
0
10
20
30
di (
μ
m)
40
0
0
40
80
120
Time (h)
(a)
160
200
240
40
100
1
30
3
2
50
20
20
1
5
10
10
0
0
40
80
120
Time (h)
160
200
240
(b)
Figure 6.18 (a) Crystal size growth of Na-X zeolite during crystallization of the gel (1) and
the histogram of crystal size distribution in the final product (2). (b) (1) Derivative of curves
1 and 2 of (a), (2) nucleation kinetic curve, and (3) the crystal mass growth curve for Na-X
zeolite
[28]
.
