DK107679C - Process for the preparation of small capsules, each with a wall of rigid polymer and containing a solid or liquid core material, by coacervation. - Google Patents
Process for the preparation of small capsules, each with a wall of rigid polymer and containing a solid or liquid core material, by coacervation.Info
- Publication number
- DK107679C DK107679C DK485462AA DK485462A DK107679C DK 107679 C DK107679 C DK 107679C DK 485462A A DK485462A A DK 485462AA DK 485462 A DK485462 A DK 485462A DK 107679 C DK107679 C DK 107679C
- Authority
- DK
- Denmark
- Prior art keywords
- coacervation
- preparation
- solid
- wall
- core material
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/20—After-treatment of capsule walls, e.g. hardening
- B01J13/206—Hardening; drying
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/07—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of capsules or similar small containers for oral use
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Dispersion Chemistry (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Epidemiology (AREA)
- Manufacturing Of Micro-Capsules (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15144961A | 1961-11-10 | 1961-11-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK107679C true DK107679C (en) | 1967-06-26 |
Family
ID=22538814
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK485462AA DK107679C (en) | 1961-11-10 | 1962-11-10 | Process for the preparation of small capsules, each with a wall of rigid polymer and containing a solid or liquid core material, by coacervation. |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT239201B (en) |
BE (1) | BE624492A (en) |
CH (1) | CH409880A (en) |
DE (1) | DE1265130B (en) |
DK (1) | DK107679C (en) |
FR (1) | FR1339149A (en) |
GB (1) | GB952030A (en) |
NL (2) | NL285331A (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2800457A (en) * | 1953-06-30 | 1957-07-23 | Ncr Co | Oil-containing microscopic capsules and method of making them |
-
0
- BE BE624492D patent/BE624492A/xx unknown
- NL NL129489D patent/NL129489C/xx active
- NL NL285331D patent/NL285331A/xx unknown
-
1962
- 1962-11-01 GB GB41353/62A patent/GB952030A/en not_active Expired
- 1962-11-08 DE DEN22330A patent/DE1265130B/en active Pending
- 1962-11-09 CH CH1310662A patent/CH409880A/en unknown
- 1962-11-09 FR FR914864A patent/FR1339149A/en not_active Expired
- 1962-11-09 AT AT881162A patent/AT239201B/en active
- 1962-11-10 DK DK485462AA patent/DK107679C/en active
Also Published As
Publication number | Publication date |
---|---|
CH409880A (en) | 1966-03-31 |
DE1265130B (en) | 1968-04-04 |
AT239201B (en) | 1965-03-25 |
NL285331A (en) | |
NL129489C (en) | |
FR1339149A (en) | 1963-10-04 |
BE624492A (en) | |
GB952030A (en) | 1964-03-11 |
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