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Eastar™ Copolyester A150

Technical Datasheet | Supplied by Eastman

Eastar™ Copolyester A150 by Eastman is a poly (1,4-cyclohexylene-dimethylene terephthalate/isophthalate). It is produced by reacting terephthalic acid and isophthalic acid with the glycol 1,4-cyclohexanedimethanol. It has excellent hydrolytic stability and good heat stability. Designed for extrusion into film and sheeting for packaging applications such as food, meat and poultry. Eastar™ Copolyester A150 complies with FDA 21 CFR 177.1240, FDA 9 CFR 318.7 and 381.147 and is GREENGUARD INDOOR AIR QUALITY CERTIFIED®.

Eastar™ Copolyester A150 Properties

Thermal Properties

Value & Unit

Test Condition

Test Method

Peak Crystallization Temperature (DSC) (Crystalline Melt Temperature)

261 °C

(Determined by DSC on the second heating cycle. Melting point rounded to the nearest 5°C because of variability of results, 23°C (73°F) and 50% relative humidity)

ASTM D3418

Glass Transition Temperature, Tg

91 °C

(23°C (73°F)/50% relative humidity)

DSC

CTE, Linear

9x10^-5 1/°C

(23°C, 50% relative humidity)

ASTM D696

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