Chemistry Reference
In-Depth Information
Table 7.1
Approximate melting points of polyesters
Dicarboxylic acid
T
g
(
C)
T
m
(
C)
Glycol
HOOCCOOH
HOCH
2
CH
2
OH
-
172
HOOCCOOH
HOCH
2
CH
2
CH
2
OH
-
89
HOOCH
2
CH
2
COOH
HOCH
2
CH
2
OH
-
108
HOOCH
2
CH
2
COOH
HOCH
2
CH
2
CH
2
OH
-
52
HOOC(CH
2
)
4
COOH
HOCH
2
CH
2
OH
-
50
HOOC(CH
2
)
4
COOH
HOCH
2
CH
2
CH
2
OH
-
46
HOOC(CH
2
)
8
COOH
HOCH
2
CH
2
OH
-
79-80
HOOC(CH
2
)
8
COOH
HOCH
2
CH
2
CH
2
OH
-
58
-
>
350 decomp
HOOC
OH
-
188
O
HO
OH
69
265-284
HOCH
2
CH
2
OH
COOH
HOOC
119
270
HOCH
2
CH
2
OH
HOOC
COOH
-
355
HOCH
2
CH
2
OH
HOOC
COOH
-
Trans
120
cis <
30
HOCH
2
CH
2
OH
HOOC
COOH
-
170
HOCH
2
CH
2
OH
HOOC
COOH
4
-
200
HOCH
2
CH
2
OH
H
OOC
S
CH
2
2
-
252
HOCH
2
CH
2
OH
HOOC
O
2
-
273
HOCH
2
CH
2
OH
HOOC
N
2
H
-
143
HOCH
2
CH
2
OH
COOH
COOH
HOCH
2
CH
2
OH
113
260
COOH
HOOC
(continued)
