DE69426568D1 - Verfahren zur umhüllung von nanopartikeln oder -tröpfchen - Google Patents

Verfahren zur umhüllung von nanopartikeln oder -tröpfchen

Info

Publication number
DE69426568D1
DE69426568D1 DE69426568T DE69426568T DE69426568D1 DE 69426568 D1 DE69426568 D1 DE 69426568D1 DE 69426568 T DE69426568 T DE 69426568T DE 69426568 T DE69426568 T DE 69426568T DE 69426568 D1 DE69426568 D1 DE 69426568D1
Authority
DE
Germany
Prior art keywords
solvent
polymer
droplets
preparing
particles
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 - Fee Related
Application number
DE69426568T
Other languages
English (en)
Other versions
DE69426568T2 (de
Inventor
Mas Jose Alberto Vallet
Valdivia Francisco Javie Galan
Perdiguer Nuria Carreras
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcon Cusi SA
Original Assignee
Alcon Cusi SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Alcon Cusi SA filed Critical Alcon Cusi SA
Publication of DE69426568D1 publication Critical patent/DE69426568D1/de
Application granted granted Critical
Publication of DE69426568T2 publication Critical patent/DE69426568T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • A61K9/51—Nanocapsules; Nanoparticles
    • 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
    • A61K9/51—Nanocapsules; Nanoparticles
    • A61K9/5107—Excipients; Inactive ingredients
    • A61K9/513—Organic macromolecular compounds; Dendrimers
    • A61K9/5146—Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
    • A61K9/5153—Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • B01J13/22—Coating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/788—Of specified organic or carbon-based composition
    • Y10S977/795—Composed of biological material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/84—Manufacture, treatment, or detection of nanostructure
    • Y10S977/89—Deposition of materials, e.g. coating, cvd, or ald
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/84—Manufacture, treatment, or detection of nanostructure
    • Y10S977/89—Deposition of materials, e.g. coating, cvd, or ald
    • Y10S977/891—Vapor phase deposition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/902—Specified use of nanostructure
    • Y10S977/904—Specified use of nanostructure for medical, immunological, body treatment, or diagnosis
DE69426568T 1994-05-20 1994-09-30 Verfahren zur umhüllung von nanopartikeln oder -tröpfchen Expired - Fee Related DE69426568T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES09401121A ES2078190B1 (es) 1994-05-20 1994-05-20 Procedimiento para el recubrimiento de goticulas o particulas de tamaño nanometrico.
PCT/ES1994/000085 WO1995031975A1 (es) 1994-05-20 1994-09-30 Procedimiento para el recubrimiento de goticulas o particulas de tamaño nanometrico

Publications (2)

Publication Number Publication Date
DE69426568D1 true DE69426568D1 (de) 2001-02-15
DE69426568T2 DE69426568T2 (de) 2001-08-23

Family

ID=8286348

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69426568T Expired - Fee Related DE69426568T2 (de) 1994-05-20 1994-09-30 Verfahren zur umhüllung von nanopartikeln oder -tröpfchen

Country Status (22)

Country Link
US (1) US5851452A (de)
EP (1) EP0717989B1 (de)
JP (1) JPH09501101A (de)
KR (1) KR960703577A (de)
CN (1) CN1130868A (de)
AT (1) ATE198548T1 (de)
AU (1) AU696400B2 (de)
BG (1) BG100372A (de)
BR (1) BR9407333A (de)
CA (1) CA2167681A1 (de)
DE (1) DE69426568T2 (de)
DK (1) DK0717989T3 (de)
ES (1) ES2078190B1 (de)
FI (1) FI961348A0 (de)
GR (1) GR3035655T3 (de)
HK (1) HK1017807A1 (de)
HU (1) HU9600386D0 (de)
NO (1) NO960232L (de)
OA (1) OA10257A (de)
PL (1) PL312666A1 (de)
PT (1) PT717989E (de)
WO (1) WO1995031975A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922403A (en) 1996-03-12 1999-07-13 Tecle; Berhan Method for isolating ultrafine and fine particles
US5945126A (en) * 1997-02-13 1999-08-31 Oakwood Laboratories L.L.C. Continuous microsphere process
BRPI9810945B8 (pt) * 1997-06-27 2021-05-25 Abraxis Bioscience Inc formulações de agentes farmacológicos, métodos para sua preparação e métodos para uso das mesmas
EP1135682B1 (de) * 1998-11-30 2007-07-11 Nanosphere, Inc. Nanopartikel mit polymerschalen
DE19856432A1 (de) * 1998-12-08 2000-06-15 Basf Ag Nanopartikuläre Kern-Schale Systeme sowie deren Verwendung in pharmazeutischen und kosmetischen Zubereitungen
FR2805761B1 (fr) * 2000-03-02 2002-08-30 Mainelab Nanocapsules lipidiques, procede de preparation et utilisation comme medicament
WO2003037359A1 (fr) * 2001-10-29 2003-05-08 Chengdu Somo Namotechnology Co., Ltd. Nanoparticule de composants de medicaments insolubles et procede de production correspondant
US7053034B2 (en) * 2002-04-10 2006-05-30 Salvona, Llc Targeted controlled delivery compositions activated by changes in pH or salt concentration
ATE423619T1 (de) 2003-09-26 2009-03-15 3M Innovative Properties Co Nanoskalige goldkatalysatoren, aktivierungsmittel,trägermedien und verwandte methodologien zur herstellung derartiger katalysatorsysteme, insbesondere bei abscheidung des golds auf den trägermedien mittels pvd
US8058202B2 (en) 2005-01-04 2011-11-15 3M Innovative Properties Company Heterogeneous, composite, carbonaceous catalyst system and methods that use catalytically active gold
CN103315954A (zh) 2005-07-18 2013-09-25 麻萨诸塞州洛厄尔大学 制备与使用纳米乳剂的组合物和方法
US9486408B2 (en) 2005-12-01 2016-11-08 University Of Massachusetts Lowell Botulinum nanoemulsions
BRPI0619134B8 (pt) 2005-12-01 2021-05-25 Univ Massachusetts Lowell nanoemulsão, composição farmacêutica, composição, métodos cosméticos para o tratamento de rugas, linhas faciais e/ou linhas do pescoço, e de retardar o início das rugas, linhas faciais e/ou linhas do pescoço, e, método de fabricação de uma nanoemulsão
AU2007353340A1 (en) 2006-12-01 2008-11-20 Anterios, Inc. Peptide nanoparticles and uses therefor
AU2007329579A1 (en) 2006-12-01 2008-06-12 Anterios, Inc. Amphiphilic entity nanoparticles
CN103961315A (zh) 2007-05-31 2014-08-06 安特里奥公司 核酸纳米粒子和其用途
WO2011088273A2 (en) 2010-01-13 2011-07-21 Dohrmann Daniel R Ultra-low flow agricultural pump with unobstructed flow path and electronic flow control, tank refill indication, and detection of loss of flow
BR102015032910B1 (pt) 2015-12-29 2021-03-09 Companhia Nitro Química Brasileira processo de obtenção de uma dispersão coloidal, dispersão coloidal e seu uso
JP2019530737A (ja) 2016-08-23 2019-10-24 アコーオス インコーポレイテッド ヒト対象において非加齢性聴力障害を治療するための組成物および方法
AU2017360346B2 (en) 2016-11-21 2023-11-23 Eirion Therapeutics, Inc. Transdermal delivery of large agents
JPWO2018180966A1 (ja) * 2017-03-28 2019-06-27 富士フイルム株式会社 マイクロカプセル及びその製造方法
US20200001263A1 (en) * 2018-06-28 2020-01-02 Cornell University Encapsulation System and Method
AU2021225035A1 (en) 2020-02-21 2022-10-13 Akouos, Inc. Compositions and methods for treating non-age-associated hearing impairment in a human subject

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2909906A1 (de) * 1979-03-14 1980-10-02 Bayer Ag Verfahren zur kontinuierlichen herstellung von mikrokapseln
CH656884A5 (de) * 1983-08-26 1986-07-31 Sandoz Ag Polyolester, deren herstellung und verwendung.
FR2608988B1 (fr) * 1986-12-31 1991-01-11 Centre Nat Rech Scient Procede de preparation de systemes colloidaux dispersibles d'une substance, sous forme de nanoparticules
FR2608942B1 (fr) * 1986-12-31 1991-01-11 Centre Nat Rech Scient Procede de preparation de systemes colloidaux dispersibles d'une substance, sous forme de nanocapsules
US5021248A (en) * 1988-09-19 1991-06-04 Enzytech, Inc. Hydrophobic protein microparticles and preparation thereof
FR2663222A1 (fr) * 1990-06-13 1991-12-20 Medgenix Group Sa Microcapsule de liquide huileux.
KR930006431B1 (ko) * 1990-10-11 1993-07-16 재단법인 한국화학연구소 약물의 미세캡슐화 방법
ES2034891B1 (es) * 1991-08-08 1993-12-16 Cusi Lab Procedimiento de elaboracion en continuo de sistemas coloidales dispersos, en forma de nanocapsulas o nanoparticulas.
AU651268B2 (en) * 1992-02-18 1994-07-14 Idemitsu Kosan Co. Ltd Mannich reaction product and process for producing the same and use of the product
ATE170293T1 (de) * 1992-06-08 1998-09-15 Behring Diagnostics Inc Flüssigkeitsspendersystem
FR2692167B1 (fr) * 1992-06-16 1994-09-16 Centre Nat Rech Scient Préparation et application de nouveaux systèmes colloïdaux nanovésiculaires dispersibles à base de cyclodextrine, sous forme de nanocapsules.

Also Published As

Publication number Publication date
JPH09501101A (ja) 1997-02-04
WO1995031975A1 (es) 1995-11-30
EP0717989A1 (de) 1996-06-26
NO960232L (no) 1996-03-19
DK0717989T3 (da) 2001-05-21
BR9407333A (pt) 1996-06-18
ES2078190B1 (es) 1996-08-01
CN1130868A (zh) 1996-09-11
FI961348A (fi) 1996-03-25
PL312666A1 (en) 1996-04-29
BG100372A (en) 1996-12-31
ATE198548T1 (de) 2001-01-15
PT717989E (pt) 2001-06-29
FI961348A0 (fi) 1996-03-25
KR960703577A (ko) 1996-08-31
GR3035655T3 (en) 2001-06-29
AU7537994A (en) 1995-12-18
NO960232D0 (no) 1996-01-19
US5851452A (en) 1998-12-22
ES2078190A1 (es) 1995-12-01
CA2167681A1 (en) 1995-11-30
AU696400B2 (en) 1998-09-10
HK1017807A1 (en) 1999-11-26
OA10257A (en) 1997-10-07
HU9600386D0 (en) 1996-04-29
DE69426568T2 (de) 2001-08-23
EP0717989B1 (de) 2001-01-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee