Method for manufacturing acid pellets
AssigneeBoehringer Ingelheim International GmbH
InventorJohann-Georg MAIER
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Abstract
The invention relates to an improved method of manufacturing substantially spherical/ball-shaped tartaric acid starter pellets which are suitable for preparing active substance-containing medicament formulations, as well as the pellets as such that may be obtained in this way, and their use as starting material for the preparation of active substance-containing medicament formulations.
Claims13
A method of preparing insulated tartaric acid pellets 3, comprising the steps of first preparing tartaric acid pellets 1 and then spraying an ethanolic insulating suspension 2 comprising hydroxypropylmethylcellulose onto the tartaric acid pellets 1 to form insulated tartaric acid pellets 3.
An ethanolic insulating suspension 2 comprising hydroxypropylmethylcellulose.
Dependencies are inferred from the claim text.