AU2002358514A1 - Nanocapsules and microcapsules comprising reactive polymers and method for the production thereof - Google Patents

Nanocapsules and microcapsules comprising reactive polymers and method for the production thereof

Info

Publication number
AU2002358514A1
AU2002358514A1 AU2002358514A AU2002358514A AU2002358514A1 AU 2002358514 A1 AU2002358514 A1 AU 2002358514A1 AU 2002358514 A AU2002358514 A AU 2002358514A AU 2002358514 A AU2002358514 A AU 2002358514A AU 2002358514 A1 AU2002358514 A1 AU 2002358514A1
Authority
AU
Australia
Prior art keywords
nanocapsules
microcapsules
production
reactive polymers
reactive
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.)
Abandoned
Application number
AU2002358514A
Inventor
Steffen Burgold
Silke Lutz
Steffen Panzner
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.)
Novosom AG
Original Assignee
Novosom AG
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 Novosom AG filed Critical Novosom AG
Publication of AU2002358514A1 publication Critical patent/AU2002358514A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/51Nanocapsules; Nanoparticles
    • A61K9/5107Excipients; Inactive ingredients
    • A61K9/513Organic macromolecular compounds; Dendrimers
    • A61K9/5146Organic macromolecular compounds; Dendrimers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyamines, polyanhydrides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/11Encapsulated compositions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/14Liposomes; Vesicles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73Polysaccharides
    • A61K8/736Chitin; Chitosan; Derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/817Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions or derivatives of such polymers, e.g. vinylimidazol, vinylcaprolactame, allylamines (Polyquaternium 6)
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/84Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
    • A61K8/88Polyamides
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/10Dispersions; Emulsions
    • A61K9/107Emulsions ; Emulsion preconcentrates; Micelles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/10Dispersions; Emulsions
    • A61K9/127Liposomes
    • A61K9/1271Non-conventional liposomes, e.g. PEGylated liposomes, liposomes coated with polymers
    • A61K9/1273Polymersomes; Liposomes with polymerisable or polymerised bilayer-forming substances
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/51Nanocapsules; Nanoparticles
    • A61K9/5107Excipients; Inactive ingredients
    • A61K9/513Organic macromolecular compounds; Dendrimers
    • A61K9/5161Polysaccharides, e.g. alginate, chitosan, cellulose derivatives; Cyclodextrin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/51Nanocapsules; Nanoparticles
    • A61K9/5192Processes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/10Complex coacervation, i.e. interaction of oppositely charged particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/14Polymerisation; cross-linking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening
    • B01J13/206Hardening; drying
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41Particular ingredients further characterized by their size
    • A61K2800/413Nanosized, i.e. having sizes below 100 nm
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q15/00Anti-perspirants or body deodorants

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Birds (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nanotechnology (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dermatology (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
AU2002358514A 2001-11-18 2002-11-18 Nanocapsules and microcapsules comprising reactive polymers and method for the production thereof Abandoned AU2002358514A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10157046.5 2001-11-18
DE2001157046 DE10157046A1 (en) 2001-11-18 2001-11-18 Nano and microcapsules comprising reactive polymers
PCT/EP2002/012913 WO2003043729A1 (en) 2001-11-18 2002-11-18 Nanocapsules and microcapsules comprising reactive polymers and method for the production thereof

Publications (1)

Publication Number Publication Date
AU2002358514A1 true AU2002358514A1 (en) 2003-06-10

Family

ID=7706399

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002358514A Abandoned AU2002358514A1 (en) 2001-11-18 2002-11-18 Nanocapsules and microcapsules comprising reactive polymers and method for the production thereof

Country Status (3)

Country Link
AU (1) AU2002358514A1 (en)
DE (1) DE10157046A1 (en)
WO (1) WO2003043729A1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009082817A1 (en) 2007-12-27 2009-07-09 Protiva Biotherapeutics, Inc. Silencing of polo-like kinase expression using interfering rna
WO2009129319A2 (en) 2008-04-15 2009-10-22 Protiva Biotherapeutics, Inc. Silencing of csn5 gene expression using interfering rna
EP2395012A2 (en) 2005-11-02 2011-12-14 Protiva Biotherapeutics Inc. Modified siRNA molecules and uses thereof
WO2011160062A2 (en) 2010-06-17 2011-12-22 The Usa As Represented By The Secretary, National Institutes Of Health Compositions and methods for treating inflammatory conditions
WO2013075132A1 (en) 2011-11-17 2013-05-23 The United States Of America, As Represented By The Secretary, Department Of Health & Human Services Therapeutic rna switches compositions and methods of use
WO2016054421A1 (en) 2014-10-02 2016-04-07 Protiva Biotherapeutics, Inc Compositions and methods for silencing hepatitis b virus gene expression
WO2016197132A1 (en) 2015-06-04 2016-12-08 Protiva Biotherapeutics Inc. Treating hepatitis b virus infection using crispr
WO2017019891A2 (en) 2015-07-29 2017-02-02 Protiva Biotherapeutics, Inc. Compositions and methods for silencing hepatitis b virus gene expression

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7833960B2 (en) 2006-12-15 2010-11-16 International Flavors & Fragrances Inc. Encapsulated active material containing nanoscaled material
US10500156B2 (en) 2010-03-24 2019-12-10 Northeastern University Multi-compartmental macrophage delivery
GB201116248D0 (en) * 2011-09-20 2011-11-02 Glaxosmithkline Biolog Sa Liposome production using isopropanol
US9035039B2 (en) 2011-12-22 2015-05-19 Protiva Biotherapeutics, Inc. Compositions and methods for silencing SMAD4

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4803168A (en) * 1983-09-01 1989-02-07 Damon Biotech, Inc. Microencapsulation with polymers
JPS6397223A (en) * 1986-10-14 1988-04-27 Toppan Moore Co Ltd Production of microcapsule
GB2201171B (en) * 1987-02-14 1991-01-02 Laporte Industries Ltd Compositions for use in the treatment of cellulosic materials and their preparation
DE4023703A1 (en) * 1990-07-26 1992-01-30 Bayer Ag IMPROVED MICROCAPSULES
EP0610441A4 (en) * 1991-10-29 1996-01-10 Clover Cons Ltd Crosslinkable polysaccharides, polycations and lipids useful for encapsulation and drug release.
JPH06269657A (en) * 1993-03-17 1994-09-27 Sakura Color Prod Corp Production of microcapsule
US5540927A (en) * 1995-04-12 1996-07-30 Monsanto Company Microencapsulation process by coacervation
JP2000033259A (en) * 1998-07-16 2000-02-02 Shionogi & Co Ltd Production of microcapsule
DE19852928C1 (en) * 1998-11-17 2000-08-03 Steffen Panzner Structures in the form of hollow spheres
DE10127526A1 (en) * 2001-05-31 2002-12-12 Novosom Ag Process for the preparation and dissolution of nano- and microcapsules

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2395012A2 (en) 2005-11-02 2011-12-14 Protiva Biotherapeutics Inc. Modified siRNA molecules and uses thereof
WO2009082817A1 (en) 2007-12-27 2009-07-09 Protiva Biotherapeutics, Inc. Silencing of polo-like kinase expression using interfering rna
WO2009129319A2 (en) 2008-04-15 2009-10-22 Protiva Biotherapeutics, Inc. Silencing of csn5 gene expression using interfering rna
EP2770057A1 (en) 2008-04-15 2014-08-27 Protiva Biotherapeutics Inc. Silencing of CSN5 gene expression using interfering RNA
WO2011160062A2 (en) 2010-06-17 2011-12-22 The Usa As Represented By The Secretary, National Institutes Of Health Compositions and methods for treating inflammatory conditions
WO2013075132A1 (en) 2011-11-17 2013-05-23 The United States Of America, As Represented By The Secretary, Department Of Health & Human Services Therapeutic rna switches compositions and methods of use
WO2016054421A1 (en) 2014-10-02 2016-04-07 Protiva Biotherapeutics, Inc Compositions and methods for silencing hepatitis b virus gene expression
WO2016197132A1 (en) 2015-06-04 2016-12-08 Protiva Biotherapeutics Inc. Treating hepatitis b virus infection using crispr
WO2017019891A2 (en) 2015-07-29 2017-02-02 Protiva Biotherapeutics, Inc. Compositions and methods for silencing hepatitis b virus gene expression

Also Published As

Publication number Publication date
DE10157046A1 (en) 2003-06-12
WO2003043729A1 (en) 2003-05-30

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase