GB1475229A - Process for encapsulating water-immiscible substances - Google Patents
Process for encapsulating water-immiscible substancesInfo
- Publication number
- GB1475229A GB1475229A GB3465875A GB3465875A GB1475229A GB 1475229 A GB1475229 A GB 1475229A GB 3465875 A GB3465875 A GB 3465875A GB 3465875 A GB3465875 A GB 3465875A GB 1475229 A GB1475229 A GB 1475229A
- Authority
- GB
- United Kingdom
- Prior art keywords
- encapsulated
- aug
- substance
- linking agent
- active substances
- 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
Links
- 238000000034 method Methods 0.000 title abstract 3
- 239000000126 substance Substances 0.000 title abstract 3
- 239000013543 active substance Substances 0.000 abstract 2
- 239000003431 cross linking reagent Substances 0.000 abstract 2
- 229920001477 hydrophilic polymer Polymers 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 1
- 239000001828 Gelatine Substances 0.000 abstract 1
- 229920000084 Gum arabic Polymers 0.000 abstract 1
- OWYWGLHRNBIFJP-UHFFFAOYSA-N Ipazine Chemical compound CCN(CC)C1=NC(Cl)=NC(NC(C)C)=N1 OWYWGLHRNBIFJP-UHFFFAOYSA-N 0.000 abstract 1
- 241000978776 Senegalia senegal Species 0.000 abstract 1
- 235000010489 acacia gum Nutrition 0.000 abstract 1
- 239000000205 acacia gum Substances 0.000 abstract 1
- HGINCPLSRVDWNT-UHFFFAOYSA-N acrylaldehyde Natural products C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000005354 coacervation Methods 0.000 abstract 1
- 239000000084 colloidal system Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 238000005538 encapsulation Methods 0.000 abstract 1
- 229920000159 gelatin Polymers 0.000 abstract 1
- 235000019322 gelatine Nutrition 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 230000010148 water-pollination Effects 0.000 abstract 1
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
- B01J13/06—Making microcapsules or microballoons by phase separation
- B01J13/10—Complex coacervation, i.e. interaction of oppositely charged particles
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Veterinary Medicine (AREA)
- Dispersion Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Color Printing (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1143574A CH591281A5 (enrdf_load_stackoverflow) | 1974-08-21 | 1974-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1475229A true GB1475229A (en) | 1977-06-01 |
Family
ID=4373469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3465875A Expired GB1475229A (en) | 1974-08-21 | 1975-08-20 | Process for encapsulating water-immiscible substances |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5142085A (enrdf_load_stackoverflow) |
| CH (1) | CH591281A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2536629A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2282291A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1475229A (enrdf_load_stackoverflow) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992016290A1 (en) * | 1991-03-20 | 1992-10-01 | Cartomar S.P.A. | Process for the microencapsulation of a water-insoluble adhesive in envelopes of polymeric material |
| US5194263A (en) * | 1989-01-20 | 1993-03-16 | Allied Colloids Limited | Particulate materials, their production and use |
| US5460817A (en) * | 1988-01-19 | 1995-10-24 | Allied Colloids Ltd. | Particulate composition comprising a core of matrix polymer with active ingredient distributed therein |
| US6080710A (en) * | 1993-11-16 | 2000-06-27 | Warwick International Group Limited | Bleach activator compositions |
| WO2010139564A2 (en) | 2009-06-01 | 2010-12-09 | Basf Se | Wall form units and systems |
| WO2011000686A2 (en) | 2009-07-03 | 2011-01-06 | Basf Se | Foam composition |
| EP2926659A1 (de) | 2014-04-04 | 2015-10-07 | LANXESS Deutschland GmbH | Biozide Mittel |
-
1974
- 1974-08-21 CH CH1143574A patent/CH591281A5/xx not_active IP Right Cessation
-
1975
- 1975-08-13 JP JP50097693A patent/JPS5142085A/ja active Pending
- 1975-08-16 DE DE19752536629 patent/DE2536629A1/de active Pending
- 1975-08-18 FR FR7525560A patent/FR2282291A1/fr active Granted
- 1975-08-20 GB GB3465875A patent/GB1475229A/en not_active Expired
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5460817A (en) * | 1988-01-19 | 1995-10-24 | Allied Colloids Ltd. | Particulate composition comprising a core of matrix polymer with active ingredient distributed therein |
| US5194263A (en) * | 1989-01-20 | 1993-03-16 | Allied Colloids Limited | Particulate materials, their production and use |
| WO1992016290A1 (en) * | 1991-03-20 | 1992-10-01 | Cartomar S.P.A. | Process for the microencapsulation of a water-insoluble adhesive in envelopes of polymeric material |
| US6080710A (en) * | 1993-11-16 | 2000-06-27 | Warwick International Group Limited | Bleach activator compositions |
| WO2010139564A2 (en) | 2009-06-01 | 2010-12-09 | Basf Se | Wall form units and systems |
| WO2011000686A2 (en) | 2009-07-03 | 2011-01-06 | Basf Se | Foam composition |
| US9249269B2 (en) | 2009-07-03 | 2016-02-02 | Basf Se | Foam composition |
| EP2926659A1 (de) | 2014-04-04 | 2015-10-07 | LANXESS Deutschland GmbH | Biozide Mittel |
Also Published As
| Publication number | Publication date |
|---|---|
| CH591281A5 (enrdf_load_stackoverflow) | 1977-09-15 |
| FR2282291A1 (fr) | 1976-03-19 |
| DE2536629A1 (de) | 1976-03-04 |
| JPS5142085A (enrdf_load_stackoverflow) | 1976-04-09 |
| FR2282291B1 (enrdf_load_stackoverflow) | 1977-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |