BRPI0716157A2 - process for production microcapsules with magnetic properties, product obtained and method for the controlled release of active substances - Google Patents
process for production microcapsules with magnetic properties, product obtained and method for the controlled release of active substancesInfo
- Publication number
- BRPI0716157A2 BRPI0716157A2 BRPI0716157-3A2A BRPI0716157A BRPI0716157A2 BR PI0716157 A2 BRPI0716157 A2 BR PI0716157A2 BR PI0716157 A BRPI0716157 A BR PI0716157A BR PI0716157 A2 BRPI0716157 A2 BR PI0716157A2
- Authority
- BR
- Brazil
- Prior art keywords
- product obtained
- controlled release
- active substances
- magnetic properties
- microcapsules
- Prior art date
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
- A61K9/5005—Wall or coating material
- A61K9/5021—Organic macromolecular compounds
- A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0716157-3A2A BRPI0716157A2 (en) | 2006-09-05 | 2007-09-03 | process for production microcapsules with magnetic properties, product obtained and method for the controlled release of active substances |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0603752 | 2006-09-05 | ||
BRPI0716157-3A2A BRPI0716157A2 (en) | 2006-09-05 | 2007-09-03 | process for production microcapsules with magnetic properties, product obtained and method for the controlled release of active substances |
PCT/BR2007/000224 WO2008028264A1 (en) | 2006-09-05 | 2007-09-03 | Process for the production of micro-capsules having magnetic properties, product obtained therefrom and method for the controlled release of active substances |
Publications (1)
Publication Number | Publication Date |
---|---|
BRPI0716157A2 true BRPI0716157A2 (en) | 2013-09-17 |
Family
ID=39156759
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0716157-3A2A BRPI0716157A2 (en) | 2006-09-05 | 2007-09-03 | process for production microcapsules with magnetic properties, product obtained and method for the controlled release of active substances |
Country Status (2)
Country | Link |
---|---|
BR (1) | BRPI0716157A2 (en) |
WO (1) | WO2008028264A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
UA90013C2 (en) * | 2008-03-19 | 2010-03-25 | Давид Анатолійович Нога | Pharmaceutical composition containing insulin and process for the preparation thereof |
EP2174657A1 (en) | 2008-10-08 | 2010-04-14 | AB-Biotics Producciones Industriales De Microbiotas, S.L. | Iron source product in the form of capsules and process for their prepartion |
CN102323424B (en) * | 2011-06-02 | 2014-02-26 | 浙江大学 | In-situ detection reagent and method for exogenous biomolecules on surface of environmental particulate matter |
CN104394710B (en) * | 2012-06-01 | 2018-03-23 | 帝斯曼知识产权资产管理有限公司 | The mineral matter supplement of beverage |
CN113480857A (en) * | 2021-07-02 | 2021-10-08 | 宁波诺丁汉大学 | Controllable magnetic release microcapsule, preparation method, release control method and application thereof |
CN114621599B (en) * | 2022-03-17 | 2023-03-10 | 中南大学 | Nano ferrihydrite-spent grain composite colloidal material and preparation and application thereof |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3954678A (en) * | 1974-07-11 | 1976-05-04 | E. I. Du Pont De Nemours And Company | Semipermeable microcapsules containing a silica gel |
US5167812A (en) * | 1984-11-28 | 1992-12-01 | Trustees Of The Univ. Of Penna. | Affinity chromatogry using dried calcium alginate-magnetite separation media in a magnetically stabilized fluidized bed |
US4795698A (en) * | 1985-10-04 | 1989-01-03 | Immunicon Corporation | Magnetic-polymer particles |
ATE403419T1 (en) * | 1998-05-15 | 2008-08-15 | Nasa Johnson Space Ct | MICRO CAPSULES WITH EXTERNALLY TRIGGERED OPENING |
US8012454B2 (en) * | 2002-08-30 | 2011-09-06 | Boston Scientific Scimed, Inc. | Embolization |
US20040146855A1 (en) * | 2003-01-27 | 2004-07-29 | Marchessault Robert H. | Formation of superparamagnetic particles |
WO2006125074A1 (en) * | 2005-05-17 | 2006-11-23 | Brown University Research Foundation | Drug delivery formulations for targeted delivery |
US20100047355A1 (en) * | 2006-04-24 | 2010-02-25 | The Johns Hopkins University | Magnetic resonance-detectable, ultrasound-detectable and/or radiopaque microcapsules and uses thereof |
-
2007
- 2007-09-03 BR BRPI0716157-3A2A patent/BRPI0716157A2/en not_active Application Discontinuation
- 2007-09-03 WO PCT/BR2007/000224 patent/WO2008028264A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2008028264A8 (en) | 2008-06-19 |
WO2008028264A1 (en) | 2008-03-13 |
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Legal Events
Date | Code | Title | Description |
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B08E | Application fees: payment of additional fee required [chapter 8.5 patent gazette] |
Free format text: COMPLEMENTAR A RETRIBUICAO DA 7A ANUIDADE DE ACORDO COM A TABELA VIGENTE REFERENTE A GUIA DE RECOLHIMENTO 221307630469, E COMPROVAR O RECOLHIEMNTO DA 6A ANUIDADE. |
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B08G | Application fees: restoration [chapter 8.7 patent gazette] | ||
B08F | Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette] | ||
B08G | Application fees: restoration [chapter 8.7 patent gazette] | ||
B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
B06T | Formal requirements before examination [chapter 6.20 patent gazette] | ||
B07D | Technical examination (opinion) related to article 229 of industrial property law [chapter 7.4 patent gazette] |
Free format text: DE ACORDO COM O ARTIGO 229-C DA LEI NO 10196/2001, QUE MODIFICOU A LEI NO 9279/96, A CONCESSAO DA PATENTE ESTA CONDICIONADA A ANUENCIA PREVIA DA ANVISA. CONSIDERANDO A APROVACAO DOS TERMOS DO PARECER NO 337/PGF/EA/2010, BEM COMO A PORTARIA INTERMINISTERIAL NO 1065 DE 24/05/2012, ENCAMINHA-SE O PRESENTE PEDIDO PARA AS PROVIDENCIAS CABIVEIS. |
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B07E | Notification of approval relating to section 229 industrial property law [chapter 7.5 patent gazette] | ||
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09B | Patent application refused [chapter 9.2 patent gazette] | ||
B09B | Patent application refused [chapter 9.2 patent gazette] |
Free format text: MANTIDO O INDEFERIMENTO UMA VEZ QUE NAO FOI APRESENTADO RECURSO DENTRO DO PRAZO LEGAL |