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Typical Physical Properties
Polymer Intermediates

Some products contain physical properties that are not displayed in the columns below. To locate the information needed, please choose the product link below. The properties may be found on the datasheet, SDS or sales specification.

Polymer Intermediates
ProductsFormColorSpecific GravityBoiling PointaMelting PointbFlash PointAssayData
Sheet
SDS
CIE b*Pt-Co@ 20°C/20°CCleveland Open Cup
1,4-CHDA-HP (1,4-cyclohexanedicarboxylic acid high purity)---1.38-164-167 °C (327-333 °F)235 °C (455 °F)99+ wt % min.
Eastman™ CHDM-DWhite waxy solid-10 max. (molten)1.02284-288 °C (543-550 °F)41-61 °C (106-142 °F)167 °C (333 °F)98.5 wt % min.
CHDM-D90Slightly hazy liquid-10 max. (molten)0.95113 °C (235 °F)-30 to 40 °C-88.0-90.5 wt % min.
Dimethyl Terephthalate (DMT)----288 °C (550 °F)141 °C (286 °F)153 °C (307 °F)-
Dimethyl 1,4-Cyclohexanedicarboxylate (DMCD)-------93 wt % min.
Isophthalic Acid-1.4 max.-1.507-345-348 °C (653-658 °F)->99.8 wt % min.
Purified Terephthalic Acid (PTA)-5.3 max.--->300 °C (>572 °F)271 °C (519.8 °F)-
a - Sublimes
b - Melts quickly to give a hazy liquid due to 30-40% of the high-melting trans isomer. At this melting range, isomerization of the cis to trans begins to take place. Since the trans isomer melts above 300°C, a well defined melting point is not observable.
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