Chemistry Reference
In-Depth Information
cl
f
d
FIGURE 15.20
The dependence of parameter
b
m
on nanoclusters
and loosely packed
cl
f
d
structures fractal dimensions difference ∆
d
f
for PC [50].
matrix
In Fig. 15.20, the dependence of
b
m
on the difference Δ
d
f
is adduced,
from which
b
m
decrease or intercomponent adhesion level enhancement at
Δ
d
f
reduction or values
cl
f
d
l.m.
f
d
growing similarity follows. This de-
pendence demonstrates, that the greatest intercomponent adhesion level,
corresponding to
b
m
= 0, is reached at Δ
d
f
= 0.95 and is equal to ~780.
≈ 200 corresponds to perfect adhesion by Kerner. In its turn, the
Figs. 15.16
either at
d
surf
> 2.5 or at Δ
d
f
< 0.3, accordingly. The obtained earlier results
showed [24], that the condition
d
surf
> 2.5 was reached at
r
cl
< 7.5Å or
T
>
373 K, that again corresponded well to the stated above results. And at last,
the Δ
d
f
≈ 0.3 or
T
′
≈ 2.65 according to the Eq. (12.6) was also obtained at
T
≈ 373K.
Hence, at the indicated above conditions fulfillment within the tempera-
ture range of
T
<
T
′
for PC perfect intercomponent adhesion can be ob-
tained, corresponding to Kerner equation, and then the value
E
p
estimation
should be carried out according to the Eq. (15.15). At
T
= 293 K (j
cl
= 0.56,
E
m
= 0.85GPa) the value
E
p
will be equal to 8.9 GPa, that approximately in 6
times larger, than the value
E
p
for serial industrial PC brands at the indicated
temperature.
and
