HK1011943A1 - Method to increase the stability of nanocapsules during storage thereof - Google Patents

Method to increase the stability of nanocapsules during storage thereof

Info

Publication number
HK1011943A1
HK1011943A1 HK98113203A HK98113203A HK1011943A1 HK 1011943 A1 HK1011943 A1 HK 1011943A1 HK 98113203 A HK98113203 A HK 98113203A HK 98113203 A HK98113203 A HK 98113203A HK 1011943 A1 HK1011943 A1 HK 1011943A1
Authority
HK
Hong Kong
Prior art keywords
nanocapsules
stability
increase
during storage
temperature
Prior art date
Application number
HK98113203A
Other languages
English (en)
Inventor
Valdivia Francisco Javie Galan
Dachs Anna Coll
Perdiguer Nuria Carreras
Original Assignee
Alcon Cusi S A
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 S A filed Critical Alcon Cusi S A
Publication of HK1011943A1 publication Critical patent/HK1011943A1/xx

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
    • 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)
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
    • A61K47/26—Carbohydrates, e.g. sugar alcohols, amino sugars, nucleic acids, mono-, di- or oligo-saccharides; Derivatives thereof, e.g. polysorbates, sorbitan fatty acid esters or glycyrrhizin
    • 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
    • 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
    • B01J13/203—Exchange of core-forming material by diffusion through the capsule wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
    • 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
    • Y10S977/701—Integrated with dissimilar structures on a common substrate
    • Y10S977/715—On an organic substrate
    • Y10S977/717—Lipid substrate
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2984—Microcapsule with fluid core [includes liposome]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Dispersion Chemistry (AREA)
  • Epidemiology (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biophysics (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Biochemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Cosmetics (AREA)
  • Medicinal Preparation (AREA)
HK98113203A 1993-04-20 1998-12-11 Method to increase the stability of nanocapsules during storage thereof HK1011943A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES09300827A ES2070076B1 (es) 1993-04-20 1993-04-20 Metodo para aumentar la estabilidad de las nanocapsulas durante su almacenamiento.

Publications (1)

Publication Number Publication Date
HK1011943A1 true HK1011943A1 (en) 1999-07-23

Family

ID=8281529

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98113203A HK1011943A1 (en) 1993-04-20 1998-12-11 Method to increase the stability of nanocapsules during storage thereof

Country Status (9)

Country Link
US (1) US5885491A (xx)
EP (1) EP0621073B1 (xx)
JP (1) JPH0815550B2 (xx)
AT (1) ATE159186T1 (xx)
DE (1) DE69406178T2 (xx)
DK (1) DK0621073T3 (xx)
ES (1) ES2070076B1 (xx)
GR (1) GR3025888T3 (xx)
HK (1) HK1011943A1 (xx)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10008305A1 (de) * 2000-02-23 2001-09-06 Henkel Kgaa Mittel zur Reinigung und Pflege von Haut und/oder Haaren
FR2805761B1 (fr) 2000-03-02 2002-08-30 Mainelab Nanocapsules lipidiques, procede de preparation et utilisation comme medicament
US20060177416A1 (en) 2003-10-14 2006-08-10 Medivas, Llc Polymer particle delivery compositions and methods of use
US20060286064A1 (en) * 2000-08-30 2006-12-21 Medivas, Llc Therapeutic polymers and methods
AU2002337692B2 (en) * 2001-09-26 2007-09-13 Baxter International Inc. Preparation of submicron sized nanoparticles via dispersion and solvent or liquid phase removal
US7112340B2 (en) * 2001-10-19 2006-09-26 Baxter International Inc. Compositions of and method for preparing stable particles in a frozen aqueous matrix
WO2005002546A1 (en) * 2003-06-27 2005-01-13 Smithkline Beecham Corporation Stabilized topotecan liposomal composition and methods
CA2623239C (en) * 2005-09-22 2016-07-12 Medivas, Llc Solid polymer delivery compositions and methods for use thereof
WO2007035938A2 (en) 2005-09-22 2007-03-29 Medivas, Llc BIS-(α-AMINO)-DIOL-DIESTER-CONTAINING POLY(ESTER AMIDE) AND POLY(ESTER URETHANE) COMPOSITIONS AND METHODS OF USE
WO2007067744A2 (en) * 2005-12-07 2007-06-14 Medivas, Llc Method for assembling a polymer-biologic delivery composition
US20070292476A1 (en) * 2006-05-02 2007-12-20 Medivas, Llc Delivery of ophthalmologic agents to the exterior or interior of the eye
JP5196498B2 (ja) * 2006-05-09 2013-05-15 メディバス エルエルシー 生分解性水溶性ポリマー
US20090202620A1 (en) * 2006-09-05 2009-08-13 Medivas, Llc Polymer-stabilized liposomal compositions and methods of use
CA2709412A1 (en) * 2007-07-24 2009-01-29 Medivas, Llc Biodegradable cationic polymer gene transfer compositions and methods of use
JP2012500207A (ja) * 2008-08-13 2012-01-05 メディバス エルエルシー Ａａｂｂ−ポリ（デプシペプチド）生分解性ポリマー及び使用方法
JP2011241147A (ja) * 2008-08-29 2011-12-01 Nano Egg:Kk インドメタシン含有ナノカプセルおよびその製造方法
US8660810B2 (en) 2011-04-19 2014-02-25 Schneider Electric It Corporation System and method to calculate RMS current and true power in a multidrop sensor network
US8666685B2 (en) 2011-04-19 2014-03-04 Schneider Electronic IT Corporation System of intelligent sensors in an electrical panelboard
US9873765B2 (en) 2011-06-23 2018-01-23 Dsm Ip Assets, B.V. Biodegradable polyesteramide copolymers for drug delivery
CN103619910B (zh) 2011-06-23 2016-08-31 帝斯曼知识产权资产管理有限公司 用于药物递送的新颖的聚酯酰胺共聚物
JP6720447B2 (ja) 2014-12-18 2020-07-08 ディーエスエム アイピー アセッツ ビー．ブイ．Ｄｓｍ Ｉｐ Ａｓｓｅｔｓ Ｂ．Ｖ． 酸感受性薬剤の送達のための薬剤送達系
CA3017102A1 (en) * 2016-03-10 2017-09-14 Sumitomo Dainippon Pharma Co., Ltd. Composition comprising fine particle and process thereof

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416008A1 (fr) * 1978-02-02 1979-08-31 Oreal Lyophilisats de liposomes
JPS57147430A (en) * 1981-03-06 1982-09-11 Kureha Chem Ind Co Ltd Preparation of microcapsule
FR2515960A1 (fr) * 1981-11-06 1983-05-13 Alkhouri Fallouh Nazir Nanocapsules ou nanoparticules biodegradables contenant une substance biologiquement active, leur preparation et leur application
JPS60100516A (ja) * 1983-11-04 1985-06-04 Takeda Chem Ind Ltd 徐放型マイクロカプセルの製造法
ATE61935T1 (de) * 1985-02-07 1991-04-15 Takeda Chemical Industries Ltd Verfahren zur herstellung von mikrokapseln.
CA1285491C (en) * 1985-09-12 1991-07-02 Robert J. Smith Method of treating catabolic dysfunction
US4806343A (en) * 1986-03-13 1989-02-21 University Of Southwestern Louisiana Cryogenic protectant for proteins
US5204112A (en) * 1986-06-16 1993-04-20 The Liposome Company, Inc. Induction of asymmetry in vesicles
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
US5093198A (en) * 1987-06-19 1992-03-03 Temple University Adjuvant-enhanced sustained release composition and method for making
JP3226300B2 (ja) * 1990-07-18 2001-11-05 エーザイ株式会社 プロナノスフィア及びその製造方法
KR930006431B1 (ko) * 1990-10-11 1993-07-16 재단법인 한국화학연구소 약물의 미세캡슐화 방법
US5250236A (en) * 1991-08-05 1993-10-05 Gasco Maria R Method for producing solid lipid microspheres having a narrow size distribution
FR2692168B1 (fr) * 1992-06-16 1995-03-24 Centre Nat Rech Scient Préparation et utilisation de nouveaux systèmes colloïdaux dispersibles à base de cyclodextrine, sous forme de nanosphères.
US5576016A (en) * 1993-05-18 1996-11-19 Pharmos Corporation Solid fat nanoemulsions as drug delivery vehicles

Also Published As

Publication number Publication date
ES2070076B1 (es) 1996-04-16
ES2070076A1 (es) 1995-05-16
DE69406178T2 (de) 1998-06-04
ATE159186T1 (de) 1997-11-15
EP0621073A1 (en) 1994-10-26
DK0621073T3 (da) 1998-06-02
DE69406178D1 (de) 1997-11-20
JPH06343854A (ja) 1994-12-20
JPH0815550B2 (ja) 1996-02-21
EP0621073B1 (en) 1997-10-15
GR3025888T3 (en) 1998-04-30
US5885491A (en) 1999-03-23

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20090330