
80 HIGH PERFORMANCE POLYMERS
Table 3.3 Degradation Temperatures of π-Conjugated
Compounds
T
g
(
◦
C)
a
References
Polymers
Poly(acetylene) 200 [76]
2,5-Dicyano-1,4-
phenylene vinylene-
based PPV
304 [53]
Poly(
p
-xylene) 420 [76]
Poly(
p
-phenylene) 450 [76]
Poly(
p
-
phenylenevinylene)
500 [76]
Oligomers
2-Hexadecyloxy-5-
methoxybenzene-1,4-
bis-(4-dimethylamino-
phenylenevinylene)
200 [77]
1,4-Bis-(2-
methylstyryl)-benzene
200 [77]
Benzene-1,4-bis-
(phenylenevinylene)
300 [77]
a
Onset of degradation.
The thermal stability is slightly improved in compar-
ison to neat PPV derivatives by the introduction of
PMMA blocks [78]. The onset of thermal degradation
starts around 200
◦
C.
At temperatures ...