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Technical Data Sheet
Eastman™ Membrane Material M300

Chemical Synonym
  • Cellulose Triacetate
  • Membrane filtration - non food contact
  • Natural gas purification

Product Description

Eastman membrane material M300 is a high-viscosity, high molecular weight cellulose triacetate. It is supplied as dry pellets. Its high purity permits manufacturing of membranes with improved quality control, especially for osmotic and gas filtration applications.

For applications that require food contact compliance, please refer to Eastman Membrane Material M300, Food Contact.

Typical Properties

PropertyaTypical Value, Unitsb
Specific Gravity1.34 g/cm3
Moisture Content1.5 % max
Hydroxyl Content0.8 wt %
Acetyl Content43.6 wt %
Molecular Weight (Average)c83,000
Tgd172 °C

aUnless noted otherwise, all tests are run at 23°C (73°F) and 50% relative humidity.
bUnits are in SI or US customary units.
cNumber-average molecular weight value, MWn, are polystyrene-equivalent weights determined using size exclusion chromatography.
dTg = Glass Transition Temperature (Tg DSC)

Properties reported here are typical of average lots. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.

Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.

5/14/2021 10:31:13 AM