Hydroxypropylcellulose and anionic polymer compositions and...

Details Hydroxypropylcellulose and anionic polymer compositions and... Hydroxypropylcellulose and anionic polymer compositions and...

A - Human Necessities

61

K

A61K 9/36 (2006.01) A61K 9/24 (2006.01) A61K 9/28 (2006.01) A61K 9/50 (2006.01) A61K 9/62 (2006.01)

Patent

CA 2322293

A composition comprising hydroxypropylcellulose and at least one anionic polymer, such as sodium carboxymethylcellulose and the use of aqueous solutions thereof for coating substrates such as tablets, granules, beads, etc.

Cette invention concerne une composition comprenant de l'hydroxypropylcellulose et au moins un polymère anionique tel que du carboxyméthylcellulose de sodium, ainsi que des solutions aqueuses de cette composition pour l'enrobage par film de substrats tels que cachets, granules, microcapsules, etc.

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