JP2000503685A - 複合エマルジョン中に存在する有効成分の放出方法 - Google Patents
複合エマルジョン中に存在する有効成分の放出方法Info
- Publication number
- JP2000503685A JP2000503685A JP11511767A JP51176799A JP2000503685A JP 2000503685 A JP2000503685 A JP 2000503685A JP 11511767 A JP11511767 A JP 11511767A JP 51176799 A JP51176799 A JP 51176799A JP 2000503685 A JP2000503685 A JP 2000503685A
- Authority
- JP
- Japan
- Prior art keywords
- emulsion
- aqueous phase
- surfactant
- present
- phase
- 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.)
- Granted
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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
- A61K9/10—Dispersions; Emulsions
- A61K9/107—Emulsions ; Emulsion preconcentrates; Micelles
- A61K9/113—Multiple emulsions, e.g. oil-in-water-in-oil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/02—Separation of non-miscible liquids
- B01D17/04—Breaking emulsions
- B01D17/047—Breaking emulsions with separation aids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
- B01F23/4105—Methods of emulsifying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
- B01F23/414—Emulsifying characterised by the internal structure of the emulsion
- B01F23/4141—High internal phase ratio [HIPR] emulsions, e.g. having high percentage of internal phase, e.g. higher than 60-90 % of water in oil [W/O]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/41—Emulsifying
- B01F23/414—Emulsifying characterised by the internal structure of the emulsion
- B01F23/4144—Multiple emulsions, in particular double emulsions, e.g. water in oil in water; Three-phase emulsions
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Animal Behavior & Ethology (AREA)
- Dispersion Chemistry (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Colloid Chemistry (AREA)
- Medicinal Preparation (AREA)
- General Preparation And Processing Of Foods (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 水中油中水型の複合エマルジョン中に存在する有効成分を制御下に放出さ せる方法であって、 前記エマルジョンは、少なくとも一つの親水性有効成分を含む水相A1を有す る逆エマルジョンEiを含み、そのエマルジョンEiは連続水相A2中の正エマ ルジョンEdの小球として分散しており、2つのエマルジョンEiとEdは、そ れぞれの連続相中に存在する少なくとも一つの界面活性剤により安定化されてお り、 前記複合エマルジョンは、正エマルジョンに転化してエマルジョンEiの水相 A1中に存在する有効成分の水相A2中への放出を誘発するのに充分な量の試薬 を付与される ことを特徴とする方法。 2. エマルジョンEdの水相A2中に界面活性剤がその臨界濃度閾値より低い 濃度で存在する請求項1に記載の方法。 3. 複合エマルジョンに添加される試薬が、エマルジョンEdの水相A2中に 存在する海面活性剤と同じ界面活性剤である請求項1または2に記載の方法。 4. 前記界面活性剤が、水相A2中におけるその濃度がその臨界濃度閾値より 大きくなるのに充分な量で導入される請求項3に記載の方法。 5. エマルジョンEdの連続水相A2中に存在する界面活性剤のHLBが14 より大きい請求項1〜4のいずれか一項に記載の方法。 6. エマルジョンEdの連続水相A2中に存在するHLBか約40である界面 活性剤について、濃度閾値が1〜20CMCである請求項1〜5のいずれか一項 に記載の方法。 7. エマルジョンEdの連続水相A2中に存在するHLBか12〜20である 界面活性剤について、濃度閾値が100CMCより大きい請求項1〜5のいずれ か一項に記載の方法。 8. エマルジョンEdの連続水相A2中に存在する界面活性剤か、好ましくは 、水溶性のレシチン、スクロースエステル、脂肪酸エステル、ポリオキシエチレ ン化アルキルアミド、トリグリセリドスルフェート、アルキルスルフェート、ア ルキルエーテルスルフェート、アルキルスルホネート、アルキルアミン塩、脂肪 アミン、リポアミノ酸、アルキルベタイン、アルキルポリグリコールエーテル、 アルキレンオキシドコポリマー、 変性ポリエステルおよび高分子シリコーン界面活性剤から選択される請求項1〜 7のいずれか一項に記載の方法。 9. エマルジョンEiの連続相中に存在する界面活性剤のHLBが7より小さ い請求項1〜8のいずれか一項に記載の方法。 10. エマルジョンEiの連続相中に存在する界面活性剤が、脂肪に溶解でき るレシチン、ソルビタンと脂肪酸のエステル、ポリアルキレンジポリヒドロキシ ステアレート、脂肪酸、モノグリセリド、ポリグリセロールエステル、ポリグリ セロールポリリシノレートおよび乳酸と酒石酸とのエステルから選択される請求 項1〜9のいずれか一項に記載の方法。 11. エマルジョンEiの連続相が、鉱油、植物油または動物油から選択され る少なくとも一つの油からなる油相である請求項1〜10のいずれか一項に記載 の方法。 12. 水相A1中の溶液中の有効成分が、好ましくは、ビタミン類、酵素、イ ンシュリン、鎮痛剤、細胞分裂抑制剤、抗炎症剤または抗緑内障剤、ワクチン、 抗ガン剤、麻薬拮抗薬、解毒剤、脱毛剤、味覚修正または遮断薬、水溶性塩、脱 離剤、酸、塩基、酢、グルコース、着色剤、防腐剤またはそれらの混合物から選 択される化合物である請求項1〜11のいずれか一項に 記載の方法。 13. 正エマルジョンEdか、好ましくは、逆エマルジョンEiの1〜50体 積%当り50〜99体積%の連続水相A2を含む請求項1〜12のいずれか一項 に記載の方法。 14. 逆エマルジョンEiが、好ましくは、水相A1の1〜50体積%当り5 0〜99体積%の連続相を含む請求項1〜13のいずれか一項に記載の方法。 15. ビチュメン系表面処理剤の適用における脱離剤の制御下放出における請 求項1〜14のいずれか一項に記載の方法の適用。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9710154A FR2767064B1 (fr) | 1997-08-07 | 1997-08-07 | Procede de liberation d'un principe actif contenu dans une emulsion multiple |
| FR9710154 | 1997-08-07 | ||
| PCT/FR1998/001748 WO1999007463A1 (fr) | 1997-08-07 | 1998-08-05 | Procede de liberation d'un principe actif contenu dans une emulsion multiple |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000503685A true JP2000503685A (ja) | 2000-03-28 |
| JP3725559B2 JP3725559B2 (ja) | 2005-12-14 |
Family
ID=9510141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51176799A Expired - Lifetime JP3725559B2 (ja) | 1997-08-07 | 1998-08-05 | 複合エマルジョン中に存在する有効成分の放出方法 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6627603B1 (ja) |
| EP (1) | EP0930933B1 (ja) |
| JP (1) | JP3725559B2 (ja) |
| AT (1) | ATE237395T1 (ja) |
| AU (1) | AU729461B2 (ja) |
| CA (1) | CA2267083C (ja) |
| DE (1) | DE69813498T2 (ja) |
| ES (1) | ES2200364T3 (ja) |
| FR (1) | FR2767064B1 (ja) |
| PT (1) | PT930933E (ja) |
| WO (1) | WO1999007463A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003532523A (ja) * | 2000-05-09 | 2003-11-05 | サントル ナシオナル ドゥ ラ ルシェルシェサイアンティフィク(セエヌエールエス) | 単分散二重エマルションの製造方法 |
Families Citing this family (45)
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| GB9828443D0 (en) * | 1998-12-24 | 1999-02-17 | Ici Plc | Coating composition |
| FR2798601B1 (fr) * | 1999-09-20 | 2001-12-21 | Centre Nat Rech Scient | Emulsion double polydisperse, emulsion double monodisperse correspondante et procede de preparation de l'emulsion monodisperse |
| DE10211313A1 (de) * | 2002-03-14 | 2003-10-02 | Wacker Chemie Gmbh | Mehrfachemulsionen |
| US20060078893A1 (en) | 2004-10-12 | 2006-04-13 | Medical Research Council | Compartmentalised combinatorial chemistry by microfluidic control |
| GB0307403D0 (en) | 2003-03-31 | 2003-05-07 | Medical Res Council | Selection by compartmentalised screening |
| GB0307428D0 (en) | 2003-03-31 | 2003-05-07 | Medical Res Council | Compartmentalised combinatorial chemistry |
| FR2860717B1 (fr) * | 2003-10-13 | 2006-02-03 | Ethypharm Sa | Compositions de particules lipidiques solides monodisperses |
| FR2862235B1 (fr) * | 2003-11-13 | 2007-12-28 | Rhodia Chimie Sa | Emulsion pour vehiculer une matiere active hydrophobe vers un substrat en milieu aqueux |
| US20050221339A1 (en) | 2004-03-31 | 2005-10-06 | Medical Research Council Harvard University | Compartmentalised screening by microfluidic control |
| US7968287B2 (en) | 2004-10-08 | 2011-06-28 | Medical Research Council Harvard University | In vitro evolution in microfluidic systems |
| AU2006257726B2 (en) * | 2005-06-17 | 2010-09-09 | Australian Nuclear Science And Technology Organisation | Particles having hydrophobic material therein |
| EP1906911B1 (en) | 2005-06-17 | 2019-09-25 | Australian Nuclear Science And Technology Organisation | Particles comprising a releasable dopant therein |
| AU2006257727B2 (en) * | 2005-06-17 | 2010-09-09 | Encap Hive Pty Ltd | Particles comprising a releasable dopant therein |
| KR20080021128A (ko) | 2005-06-17 | 2008-03-06 | 오스트레일리언뉴클리어사이언스앤드테크놀로지오거나이제이션 | 소수성 물질을 함유하는 입자 |
| WO2007081385A2 (en) | 2006-01-11 | 2007-07-19 | Raindance Technologies, Inc. | Microfluidic devices and methods of use in the formation and control of nanoreactors |
| US9562837B2 (en) | 2006-05-11 | 2017-02-07 | Raindance Technologies, Inc. | Systems for handling microfludic droplets |
| WO2007133710A2 (en) | 2006-05-11 | 2007-11-22 | Raindance Technologies, Inc. | Microfluidic devices and methods of use thereof |
| US9012390B2 (en) | 2006-08-07 | 2015-04-21 | Raindance Technologies, Inc. | Fluorocarbon emulsion stabilizing surfactants |
| WO2008097559A2 (en) | 2007-02-06 | 2008-08-14 | Brandeis University | Manipulation of fluids and reactions in microfluidic systems |
| WO2008130623A1 (en) | 2007-04-19 | 2008-10-30 | Brandeis University | Manipulation of fluids, fluid components and reactions in microfluidic systems |
| EP4047367A1 (en) | 2008-07-18 | 2022-08-24 | Bio-Rad Laboratories, Inc. | Method for detecting target analytes with droplet libraries |
| US12038438B2 (en) | 2008-07-18 | 2024-07-16 | Bio-Rad Laboratories, Inc. | Enzyme quantification |
| WO2010111231A1 (en) | 2009-03-23 | 2010-09-30 | Raindance Technologies, Inc. | Manipulation of microfluidic droplets |
| US10520500B2 (en) | 2009-10-09 | 2019-12-31 | Abdeslam El Harrak | Labelled silica-based nanomaterial with enhanced properties and uses thereof |
| EP2517025B1 (en) | 2009-12-23 | 2019-11-27 | Bio-Rad Laboratories, Inc. | Methods for reducing the exchange of molecules between droplets |
| US9399797B2 (en) | 2010-02-12 | 2016-07-26 | Raindance Technologies, Inc. | Digital analyte analysis |
| US9366632B2 (en) | 2010-02-12 | 2016-06-14 | Raindance Technologies, Inc. | Digital analyte analysis |
| EP4435111A1 (en) | 2010-02-12 | 2024-09-25 | Bio-Rad Laboratories, Inc. | Digital analyte analysis |
| US10351905B2 (en) | 2010-02-12 | 2019-07-16 | Bio-Rad Laboratories, Inc. | Digital analyte analysis |
| GB2482911A (en) | 2010-08-20 | 2012-02-22 | Sphere Fluidics Ltd | Microdroplet emulsion system |
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| EP3859011A1 (en) | 2011-02-11 | 2021-08-04 | Bio-Rad Laboratories, Inc. | Methods for forming mixed droplets |
| WO2012112804A1 (en) | 2011-02-18 | 2012-08-23 | Raindance Technoligies, Inc. | Compositions and methods for molecular labeling |
| CN103458873B (zh) * | 2011-04-14 | 2016-04-13 | 诺沃—诺迪斯克有限公司 | 用于口服肽递送的脂肪酸酰化的氨基酸 |
| EP2714970B1 (en) | 2011-06-02 | 2017-04-19 | Raindance Technologies, Inc. | Enzyme quantification |
| US8841071B2 (en) | 2011-06-02 | 2014-09-23 | Raindance Technologies, Inc. | Sample multiplexing |
| US8658430B2 (en) | 2011-07-20 | 2014-02-25 | Raindance Technologies, Inc. | Manipulating droplet size |
| WO2013165579A1 (en) * | 2012-04-30 | 2013-11-07 | Life Technologies Corporation | Polymer-based emulsion breaking methods |
| JP6285447B2 (ja) * | 2012-10-17 | 2018-02-28 | ノヴォ ノルディスク アー/エス | 経口ペプチド送達用の脂肪酸アシル化d−アミノ酸 |
| US11901041B2 (en) | 2013-10-04 | 2024-02-13 | Bio-Rad Laboratories, Inc. | Digital analysis of nucleic acid modification |
| US9944977B2 (en) | 2013-12-12 | 2018-04-17 | Raindance Technologies, Inc. | Distinguishing rare variations in a nucleic acid sequence from a sample |
| WO2015103367A1 (en) | 2013-12-31 | 2015-07-09 | Raindance Technologies, Inc. | System and method for detection of rna species |
| US10647981B1 (en) | 2015-09-08 | 2020-05-12 | Bio-Rad Laboratories, Inc. | Nucleic acid library generation methods and compositions |
| EP3662756A1 (en) * | 2018-12-07 | 2020-06-10 | General Mills, Inc. | Multiple emulsions, method of making them and applications in food, cosmetics and pharmaceuticals |
| CN110638666B (zh) * | 2019-11-13 | 2022-06-24 | 瑞希(重庆)生物科技有限公司 | 一种w/o/w型多重乳液及其制备方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE69229779T2 (de) * | 1991-04-19 | 1999-12-23 | Lds Technologies, Inc. | Konvertierbare mikroemulsionsverbindungen |
| US5688761A (en) * | 1991-04-19 | 1997-11-18 | Lds Technologies, Inc. | Convertible microemulsion formulations |
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| DE19509301A1 (de) * | 1995-03-15 | 1996-09-19 | Henkel Kgaa | Multiple W/O/W-Emulsionen |
-
1997
- 1997-08-07 FR FR9710154A patent/FR2767064B1/fr not_active Expired - Fee Related
-
1998
- 1998-08-05 WO PCT/FR1998/001748 patent/WO1999007463A1/fr not_active Ceased
- 1998-08-05 AU AU89887/98A patent/AU729461B2/en not_active Expired
- 1998-08-05 CA CA002267083A patent/CA2267083C/fr not_active Expired - Lifetime
- 1998-08-05 DE DE69813498T patent/DE69813498T2/de not_active Expired - Lifetime
- 1998-08-05 JP JP51176799A patent/JP3725559B2/ja not_active Expired - Lifetime
- 1998-08-05 AT AT98941547T patent/ATE237395T1/de active
- 1998-08-05 ES ES98941547T patent/ES2200364T3/es not_active Expired - Lifetime
- 1998-08-05 EP EP98941547A patent/EP0930933B1/fr not_active Expired - Lifetime
- 1998-08-05 PT PT98941547T patent/PT930933E/pt unknown
- 1998-08-05 US US09/284,062 patent/US6627603B1/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003532523A (ja) * | 2000-05-09 | 2003-11-05 | サントル ナシオナル ドゥ ラ ルシェルシェサイアンティフィク(セエヌエールエス) | 単分散二重エマルションの製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69813498D1 (de) | 2003-05-22 |
| EP0930933A1 (fr) | 1999-07-28 |
| AU8988798A (en) | 1999-03-01 |
| PT930933E (pt) | 2003-07-31 |
| JP3725559B2 (ja) | 2005-12-14 |
| AU729461B2 (en) | 2001-02-01 |
| CA2267083C (fr) | 2004-01-27 |
| ATE237395T1 (de) | 2003-05-15 |
| US6627603B1 (en) | 2003-09-30 |
| WO1999007463A1 (fr) | 1999-02-18 |
| FR2767064B1 (fr) | 1999-11-12 |
| ES2200364T3 (es) | 2004-03-01 |
| DE69813498T2 (de) | 2003-12-24 |
| CA2267083A1 (fr) | 1999-02-18 |
| EP0930933B1 (fr) | 2003-04-16 |
| FR2767064A1 (fr) | 1999-02-12 |
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