Capsule filling employing hygroscopic components

Details Capsule filling employing hygroscopic components Capsule filling employing hygroscopic components

1988-01-19

1991-08-06

Lovering, Richard D.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

264 4, 424456, 424455, 424451, 514962, 514963, 252194, B29C 3910, A61K 964, A61K 966

Patent

active

050376985

ABSTRACT:
Capsules containing a hygroscopic or deliquescent component are stabilized by a) forming a mixture of the hydrogscopic or deliquescent compound with a sufficient quantity of water to achieve an equilibrium, b) adding a thickening agent and c) heating the solution or suspension; and introducing the heated composition so formed into the capsule. Preferably an equilibrium-protecting agent, such as glycerin, is also added.

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Hackh's Chemical Dictionary, 3rd ed., 765 (1944).

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