Eastman manufactures NF grade cellulose esters under cGMP that meet all the specifications of the United States Pharmacopeia. Eastman cellulose esters have unique properties to address mechanical strength and permeability needed for drug delivery applications.

Eastman cellulose esters are used in a variety of extended-delivery applications, such as the semipermeable membrane in osmotic pump technologies, sustained release from cellulose ester-based matrix formulations and coating applications, microencapsulation, and taste masking.

For more information about the use of cellulose esters and other Eastman products, visit the Pharmaceutical market.