Chemistry Reference
In-Depth Information
m
of some crystalline polymers
a
Table 2.3
Melting points,
T
Melting point (
C)
Repeat unit
Polymer
Poly(tetramethylene suberate)
45
O
O
O
O
4
6
Poly(ethylene oxide)
66
O
Poly(propylene oxide)
70
O
High-density polyethylene
132-138
Polyacrylonitrile
317
CN
Poly(vinyl chloride)
212
Cl
Poly(vinylidene chloride)
210
Cl
Cl
Polypropylene
168
Polychlorotrifluoroethylene
210
F
F
Cl
Polystyrene
230-248
Poly(hexamethylene adipamide)
250
O
O
NN
6
4
H
H
Polytetrafluoroethylene
327
F
F
F
F
a
From ref [
15
] and other sources in the literature
