RO62797A - Procede pour la preparation d'un copolymere utilise comme enrobage nour medicaments - Google Patents
Procede pour la preparation d'un copolymere utilise comme enrobage nour medicamentsInfo
- Publication number
- RO62797A RO62797A RO7200072494A RO7249472A RO62797A RO 62797 A RO62797 A RO 62797A RO 7200072494 A RO7200072494 A RO 7200072494A RO 7249472 A RO7249472 A RO 7249472A RO 62797 A RO62797 A RO 62797A
- Authority
- RO
- Romania
- Prior art keywords
- nour
- drugs
- copolymer
- coating
- preparation
- Prior art date
Links
- 239000011248 coating agent Substances 0.000 title 1
- 238000000576 coating method Methods 0.000 title 1
- 229920001577 copolymer Polymers 0.000 title 1
- 239000003814 drug Substances 0.000 title 1
- 229940079593 drug Drugs 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
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
- A61K9/5084—Mixtures of one or more drugs in different galenical forms, at least one of which being granules, microcapsules or (coated) microparticles according to A61K9/16 or A61K9/50, e.g. for obtaining a specific release pattern or for combining different drugs
-
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
- A61K9/2846—Poly(meth)acrylates
-
- 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
- A61K9/4891—Coated capsules; Multilayered drug free capsule shells
-
- 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
- A61K9/5073—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 having two or more different coatings optionally including drug-containing subcoatings
- A61K9/5078—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 having two or more different coatings optionally including drug-containing subcoatings with drug-free core
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Medicinal Preparation (AREA)
- Polyesters Or Polycarbonates (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18859171A | 1971-10-12 | 1971-10-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO62797A true RO62797A (fr) | 1977-10-15 |
Family
ID=22693788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7200072494A RO62797A (fr) | 1971-10-12 | 1972-10-12 | Procede pour la preparation d'un copolymere utilise comme enrobage nour medicaments |
Country Status (25)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1115596B (it) * | 1978-03-13 | 1986-02-03 | Bayer Italia Spa | Metodo per la preparazione di microgranuli gastoresistenti ed enterosolubili di sostanze farmaceutiche,in particolare di sostanze proteiche e microgranuli preparati con detto metodo |
| GB2164339A (en) * | 1984-09-11 | 1986-03-19 | Ciba Geigy Ag | Polymaleic anhydride derivatives |
| GB2340521B (en) * | 1998-08-15 | 2000-09-13 | Sofitech Nv | Shale-stabilizing additives |
| WO2000069420A1 (en) * | 1999-05-14 | 2000-11-23 | Coraltis Ltd. | Pulse-delivery oral compositions |
| CN113855643B (zh) * | 2021-11-10 | 2022-11-11 | 葵花药业集团佳木斯鹿灵制药有限公司 | 一种结肠定位释药的美沙拉嗪缓释制剂及其制备工艺 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE575343A (enrdf_load_stackoverflow) * | 1955-09-09 | |||
| NL289626A (enrdf_load_stackoverflow) * | 1962-03-06 | 1900-01-01 | ||
| US3369003A (en) * | 1962-03-06 | 1968-02-13 | Sinclair Research Inc | Polymers of tertiary-alkoxyalkyl esters |
| US3387061A (en) * | 1966-05-04 | 1968-06-04 | Union Carbide Corp | Chemical reaction product of polycarboxylic acid and a polymeric polyether |
| GB1213030A (en) * | 1968-08-16 | 1970-11-18 | Daicel Ltd | Process for producing a graft copolymer |
| JPS4931557A (enrdf_load_stackoverflow) * | 1972-07-22 | 1974-03-22 |
-
1972
- 1972-10-03 ZA ZA727066A patent/ZA727066B/xx unknown
- 1972-10-04 IE IE1342/72A patent/IE36731B1/xx unknown
- 1972-10-05 AU AU47451/72A patent/AU473557B2/en not_active Expired
- 1972-10-06 PH PH13985A patent/PH13179A/en unknown
- 1972-10-06 IL IL40520A patent/IL40520A/xx unknown
- 1972-10-06 CA CA153,435A patent/CA1004799A/en not_active Expired
- 1972-10-11 IT IT30357/72A patent/IT990509B/it active
- 1972-10-11 SE SE7213104A patent/SE400979B/xx unknown
- 1972-10-11 FR FR7235960A patent/FR2157847B1/fr not_active Expired
- 1972-10-11 ES ES407563A patent/ES407563A1/es not_active Expired
- 1972-10-11 AR AR244601A patent/AR194852A1/es active
- 1972-10-11 BE BE789919D patent/BE789919A/xx unknown
- 1972-10-11 GB GB4675772A patent/GB1409280A/en not_active Expired
- 1972-10-11 NL NL7213765A patent/NL7213765A/xx not_active Application Discontinuation
- 1972-10-11 DK DK500572AA patent/DK138503B/da unknown
- 1972-10-11 HU HUEI436A patent/HU165803B/hu unknown
- 1972-10-12 PL PL1972197424A patent/PL102291B1/pl unknown
- 1972-10-12 AT AT858173*7A patent/AT329185B/de active
- 1972-10-12 YU YU2556/72A patent/YU34904B/xx unknown
- 1972-10-12 DE DE2250028A patent/DE2250028A1/de not_active Ceased
- 1972-10-12 JP JP47102327A patent/JPS4847590A/ja active Pending
- 1972-10-12 CH CH1490772A patent/CH575967A5/xx not_active IP Right Cessation
- 1972-10-12 PL PL1972158236A patent/PL76176B1/xx unknown
- 1972-10-12 AT AT876372A patent/AT316139B/de not_active IP Right Cessation
- 1972-10-12 BR BR007119/72A patent/BR7207119D0/pt unknown
- 1972-10-12 RO RO7200072494A patent/RO62797A/ro unknown
- 1972-10-12 DD DD166198A patent/DD103248A5/xx unknown
- 1972-10-12 DD DD176088*A patent/DD109508A5/xx unknown
-
1976
- 1976-04-23 SE SE7604731A patent/SE411123B/xx unknown
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