DE69102322D1 - Verfahren zur Umhüllung von Wirkstoffen mittels PH-empfindlichen Polymeren. - Google Patents

Verfahren zur Umhüllung von Wirkstoffen mittels PH-empfindlichen Polymeren.

Info

Publication number
DE69102322D1
DE69102322D1 DE69102322T DE69102322T DE69102322D1 DE 69102322 D1 DE69102322 D1 DE 69102322D1 DE 69102322 T DE69102322 T DE 69102322T DE 69102322 T DE69102322 T DE 69102322T DE 69102322 D1 DE69102322 D1 DE 69102322D1
Authority
DE
Germany
Prior art keywords
active substances
sensitive polymers
coating active
coating
sensitive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69102322T
Other languages
English (en)
Other versions
DE69102322T2 (de
Inventor
Pierre Ardaillon
Homme Christian Prud
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Adisseo France SAS
Original Assignee
Rhone Poulenc Nutrition Animale SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9394536&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69102322(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rhone Poulenc Nutrition Animale SA filed Critical Rhone Poulenc Nutrition Animale SA
Publication of DE69102322D1 publication Critical patent/DE69102322D1/de
Application granted granted Critical
Publication of DE69102322T2 publication Critical patent/DE69102322T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5089—Processes
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23K—FODDER
    • A23K40/00—Shaping or working-up of animal feeding-stuffs
    • A23K40/30—Shaping or working-up of animal feeding-stuffs by encapsulating; by coating
    • A23K40/35—Making capsules specially adapted for ruminants
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5015—Organic compounds, e.g. fats, sugars
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
DE69102322T 1990-03-08 1991-03-06 Verfahren zur Umhüllung von Wirkstoffen mittels PH-empfindlichen Polymeren. Expired - Fee Related DE69102322T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9002973A FR2659230A1 (fr) 1990-03-08 1990-03-08 Procede d'enrobage par un polymere ph sensible de principes actifs.

Publications (2)

Publication Number Publication Date
DE69102322D1 true DE69102322D1 (de) 1994-07-14
DE69102322T2 DE69102322T2 (de) 1994-09-29

Family

ID=9394536

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102322T Expired - Fee Related DE69102322T2 (de) 1990-03-08 1991-03-06 Verfahren zur Umhüllung von Wirkstoffen mittels PH-empfindlichen Polymeren.

Country Status (15)

Country Link
US (1) US5225238A (de)
EP (1) EP0447298B1 (de)
JP (1) JP2713385B2 (de)
AT (1) ATE106721T1 (de)
AU (1) AU643978B2 (de)
CA (1) CA2037738A1 (de)
DE (1) DE69102322T2 (de)
DK (1) DK0447298T3 (de)
ES (1) ES2054455T3 (de)
FR (1) FR2659230A1 (de)
IE (1) IE65281B1 (de)
NZ (1) NZ237352A (de)
PT (1) PT96992B (de)
RU (1) RU2076701C1 (de)
ZA (1) ZA911673B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3188767B2 (ja) * 1992-09-11 2001-07-16 協和醗酵工業株式会社 反すう動物用組成物の製造法
EP0833617A1 (de) * 1995-06-20 1998-04-08 Pharma-Vinci A/S Verfahren zur herstellung einer oralen auf der äusseren oberfläche mit einem enterischen überzug versehenen zubereitung sowie eine auf diese weise erhaltene zubereitung
JP2000517180A (ja) 1996-08-30 2000-12-26 ソシエテ デ プロデユイ ネツスル ソシエテ アノニム フェニルケトン尿症患者用の栄養配合物
US7517551B2 (en) * 2000-05-12 2009-04-14 Semiconductor Energy Laboratory Co., Ltd. Method of manufacturing a light-emitting device
FR2879075B1 (fr) 2004-12-15 2007-01-19 Adisseo France Sas Soc Par Act Procede de preparation de granules de principe actif hydrophile par extrusion
FR2879074B1 (fr) * 2004-12-15 2007-08-03 Adisseo France Sas Soc Par Act Granules de principe actif hydrophile
US8178138B2 (en) * 2006-06-23 2012-05-15 Church & Dwight Co., Inc. Ruminant feedstock dietary supplement
US7939117B2 (en) * 2006-06-23 2011-05-10 Church & Dwight Co., Inc. Ruminant feedstock dietary supplement
US8182851B2 (en) * 2006-06-23 2012-05-22 Church & Dwight Co., Inc. Ruminant feedstock dietary supplement
US20100179170A1 (en) * 2006-12-05 2010-07-15 Lisa Claire Du Toit Heterogeneously configured multiparticulate gastrointestinal drug delivery system
WO2013122942A1 (en) 2012-02-14 2013-08-22 Purina Animal Nutrition Llc Weatherized minerals and methods of making and using same
US9649279B2 (en) 2013-12-16 2017-05-16 Massachusetts Institute Of Technology Fortified micronutrient salt formulations

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935326A (en) * 1967-06-28 1976-01-27 Boehringer Mannheim G.M.B.H. Process for coating tablets with aqueous resin dispersions
GB1413186A (en) * 1973-06-27 1975-11-12 Toyo Jozo Kk Process for encapsulation of medicaments
JPS517116A (en) * 1974-06-11 1976-01-21 Shinetsu Chemical Co Choyoseihifukuyakuzaino seizohoho
US4105615A (en) * 1976-08-17 1978-08-08 M&T Chemicals Inc. Interpolymers, method of preparing the same and emulsions thereof, and metal cans coated with the interpolymers
JPH027925B2 (de) * 1978-10-02 1990-02-21 Purdue Research Foundation
US4330338A (en) * 1978-10-02 1982-05-18 Purdue Research Foundation Pharmaceutical coating composition, and preparation and dosages so coated
US4687676A (en) * 1982-07-12 1987-08-18 Eastman Kodak Company Rumen-stable pellets
JPS5973529A (ja) * 1982-10-12 1984-04-25 Sankyo Co Ltd 被覆固形製剤の製造法
BR8506634A (pt) * 1984-12-20 1986-09-09 Rhone Poulenc Sante Composicoes para o revestimento de aditivos alimentares destinados aos ruminantes e granulados sob forma de microcapsulas assim revestidos
DE3524337A1 (de) * 1985-07-08 1987-01-08 Roehm Gmbh Arzneimittelumhuellung
US5023108A (en) * 1986-01-13 1991-06-11 Research Corporation Aqueous dispersions of waxes and lipids for pharmaceutical coating
FR2603458B1 (fr) * 1986-09-04 1990-11-02 Rhone Poulenc Sante Nouvelles compositions pour l'enrobage des additifs alimentaires destines aux ruminants et additifs alimentaires ainsi enrobes
FR2606597B1 (fr) * 1986-11-17 1989-01-27 Rhone Poulenc Sante Nouvelle composition pour l'alimentation des ruminants contenant une substance biologiquement active et sa preparation
NZ228557A (en) * 1988-04-05 1990-11-27 Kyowa Hakko Kogyo Kk Coating agent for delaying the release of active agents to be administered per os to ruminants, and veterinary compositions
US4976976A (en) * 1988-04-07 1990-12-11 Mitsubishi Kasei Corporation Feed additive for ruminants
US4937083A (en) * 1988-04-12 1990-06-26 Mitsubishi Chemical Industries Limited Feed additive for ruminants
US5025004A (en) * 1988-06-13 1991-06-18 Eastman Kodak Company Water-dispersible polymeric compositions
JPH0674206B2 (ja) * 1989-12-28 1994-09-21 田辺製薬株式会社 放出制御型製剤およびその製法

Also Published As

Publication number Publication date
CA2037738A1 (fr) 1991-09-09
PT96992B (pt) 1999-02-26
DK0447298T3 (da) 1994-07-11
FR2659230A1 (fr) 1991-09-13
IE910760A1 (en) 1991-09-11
US5225238A (en) 1993-07-06
NZ237352A (en) 1993-04-28
ATE106721T1 (de) 1994-06-15
AU7267191A (en) 1991-09-12
JP2713385B2 (ja) 1998-02-16
IE65281B1 (en) 1995-10-18
PT96992A (pt) 1991-12-31
EP0447298A1 (de) 1991-09-18
RU2076701C1 (ru) 1997-04-10
AU643978B2 (en) 1993-12-02
JPH04217624A (ja) 1992-08-07
ZA911673B (en) 1991-12-24
ES2054455T3 (es) 1994-08-01
DE69102322T2 (de) 1994-09-29
EP0447298B1 (de) 1994-06-08

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BR8804743A (pt) Dispersao aquosa de polimero isenta de agente tenso-ativo,revestimento ou pelicula e artigo composito

Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee