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EP0188953A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Compositions for coating feedstuff additives for ruminants, and feedstuff additives so coated

Assignee: Rhone Poulenc Sante SA
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Filing: 1985-12-19
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Granted: —
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Expires: 2005-12-19
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Abstract

Abstract Translated from French @ Composition pour l'enrobage d'une substance biologiquement active stable dans un milieu dont le pH est supérieur ou égal à 5 et qui permet la libération de la substance active dans un milieu dont le pH est inférieur ou égal à 3,5 constitué d'un liant à hydrophilie contrôlée non hydrosoluble, filmogène, éventuellement légèrement sensible aux variations du pH (zéine éventuellement associée à l'éthyl- cellulose) et d'une substance sensible aux variations du pH (charges minérales, polymères et copolymères basiques, chitosan), ainsi que les granulés constitués d'un noyau contenant la substance biologiquement active enrobé par cette composition. @ Composition for coating a stable biologically active substance in a medium whose pH is greater than or equal to 5 and which allows the release of the active substance in a medium whose pH is less than or equal to 3.5 consisting of '' a hydrophilic, water-soluble, film-forming binder, possibly slightly sensitive to variations in pH (zein possibly associated with ethyl cellulose) and a substance sensitive to variations in pH (mineral fillers, basic polymers and copolymers, chitosan) , as well as the granules consisting of a core containing the biologically active substance coated with this composition.

Inventors

  • 👤 Pierre Autant
  • 👤 André Cartillier
  • 👤 Raymond Pigeon

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-03 23:34
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/48; A61K9/50; A61K9/5005; A61K9/5021; A61K9/5036; A23; A23K; A23K40/00; A23K40/30; A23K40/35; A23K50/00; A23K50/10; A61K9/501; A61K9/5015; A61K9/5026; A61K9/5042; A61K9/5052; Y; Y10; Y10S; Y10S426/00; Y10S426/807

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