Cellulose esters for pharmaceutical applications

Cellulose esters are part of a large family of cellulose derivatives with a long history of use in pharmaceutical applications. Different applications demand a variety of properties to meet performance, aesthetic, and productivity requirements. Eastman’s diverse portfolio of cellulose esters addresses a broad range of formulating challenges to help you achieve desired formulation and end-use attributes.

To learn more about cellulose esters for pharmaceutical drug delivery, see our brochures in the “Resources” section.

To access Eastman’s full portfolio, visit our dedicated cellulose esters web pages.


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Eastman™ Cellulose Acetate (CA-320S NF/EP) is a low acetyl content of CA. CA-320S NF/EP is commonly used in osmotic drug delivery and taste-masking.

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Eastman™ Cellulose Acetate (CA-398-10NF/EP) is a low viscosity solution grade of cellulose acetate.

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Eastman™ Cellulose Acetate Butyrate (CAB-171-15NF) can be used as coating material as the semi-permeable membrane for osmotic drug delivery.

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Eastman™ C-A-P enteric coating material is a pH-sensitive cellulose derivative designed for coating pharmaceutical tablets, capsules or granules. It may also be used as a matrix material in solid dose forms and will withstand prolonged contact with acidic gastric fluids.

Product availability by region:

Asia PacificEurope, Middle East, & AfricaLatin AmericaNorth America
Eastman™ C-A-P enteric coating material is a pH-sensitive cellulose derivative designed for coating pharmaceutical tablets, capsules or granules. It may also be used as a matrix material in solid dose forms. It will withstand prolonged contact with acidic gastric fluids.

Product availability by region:

Asia PacificEurope, Middle East, & AfricaLatin AmericaNorth America
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