Patent ID: 9198868
Filing Date: 2015-12-01
Classification: A61K,B01J,C09B

Abstract:
1. An aqueous composition for the manufacture of enteric hard capsule shells, comprising: (a) an aqueous dispersion of non-salified cellulose acetate phthalate (CAP), said CAP being present in an amount ranging from about 10% to about 40% by weight of the total weight of said aqueous composition; (b) at least one processing aid present in an amount ranging from about 4% to about 20% by weight of the total weight of said aqueous composition, wherein said at least one processing aid is selected from polyoxyethylene-polyoxypropylene-polyoxyethylene tri-block polymers or mixtures thereof, having an average molecular weight ranging from about 1000 to about 20000 and a polyoxyethylene ratio ranging from about 10% to about 85%; and (c) water.