DE29724255U1 - microcapsules - Google Patents

microcapsules

Info

Publication number
DE29724255U1
DE29724255U1 DE29724255U DE29724255U DE29724255U1 DE 29724255 U1 DE29724255 U1 DE 29724255U1 DE 29724255 U DE29724255 U DE 29724255U DE 29724255 U DE29724255 U DE 29724255U DE 29724255 U1 DE29724255 U1 DE 29724255U1
Authority
DE
Germany
Prior art keywords
characterized
microcapsules according
preferably
microcapsules
membrane
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 - Lifetime
Application number
DE29724255U
Other languages
German (de)
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.)
ALPHA-BIOVERFAHRENSTECHNIK GmbH
ALPHA BIOVERFAHRENSTECHNIK GMB
Original Assignee
ALPHA-BIOVERFAHRENSTECHNIK GmbH
ALPHA BIOVERFAHRENSTECHNIK GMB
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
Priority to DE19652814 priority Critical
Application filed by ALPHA-BIOVERFAHRENSTECHNIK GmbH, ALPHA BIOVERFAHRENSTECHNIK GMB filed Critical ALPHA-BIOVERFAHRENSTECHNIK GmbH
Priority to DE1997156499 priority patent/DE19756499C2/en
Priority to DE29724255U priority patent/DE29724255U1/en
Publication of DE29724255U1 publication Critical patent/DE29724255U1/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

Links

Classifications

    • 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
    • B01J13/04Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • B01J13/043Drying and spraying
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07KPEPTIDES
    • C07K16/00Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N11/00Carrier-bound or immobilised enzymes; Carrier-bound or immobilised microbial cells; Preparation thereof
    • C12N11/02Enzymes or microbial cells being immobilised on or in an organic carrier
    • C12N11/04Enzymes or microbial cells being immobilised on or in an organic carrier entrapped within the carrier, e.g. gel, hollow fibre

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text has not been detected electronically

Claims (8)

1. Mikrokapseln mit einer Membranhülle, dadurch gekennzeichnet , daß die Membran herstellbar ist, indem inerte Substanzen und/oder Partikel in die sich bildende Membran eingelagert und anschließend aus der gebildeten Membran entfernt werden. 1. microcapsules having a membrane envelope, characterized in that the membrane is produced by inert substances and / or particles are in the forming membrane embedded and subsequently removed from the formed membrane.
2. Mikrokapseln nach Anspruch 1, dadurch gekennzeichnet, daß die Membran aus Polyelektrolyten besteht. 2. Microcapsules according to claim 1, characterized in that the membrane consists of polyelectrolytes.
3. Mikrokapseln nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, daß die Membran aus Natriumcellulosesulfat (NaCS) und Polydialylldimethylammoniumchlorid (PDADMAC) gebildet wird. 3. Microcapsules according to one of claims 1 or 2, characterized in that the membrane consists of sodium cellulose sulfate (SCS) and Polydialylldimethylammoniumchlorid (PDADMAC) is formed.
4. Mikrokapseln nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die inerten Substanzen Polyalklohole, vorzugsweise Polyethylenglykol (PEG) sind. 4. Microcapsules according to one of claims 1 to 3, characterized in that the inert substances Polyalklohole, preferably polyethylene glycol (PEG), respectively.
5. Mikrokapseln nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß die inerten Partikel biologische Zellen, Lysosomen oder Ca-Alginat sind. 5. Microcapsules according to one of claims 1 to 4, characterized in that the inert particles are biological cells, lysosomes or Ca-alginate.
6. Mikrokapseln nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß die Membranausschlußgrenze über 5000 g/mol liegt, vorzugsweise über 100.000 g/mol, ganz besonders bevorzugt über 200.000 g/ mol. 6. Microcapsules according to one of claims 1 to 5, characterized in that the membrane cut-off of about 5000 g / mol, preferably more than 100,000 g / mol, very particularly preferably more than 200,000 g / mol.
7. Mikrokapseln nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß sie einen Durchmesser von 0,1 bis 10 mm, vorzugsweise 0,8 bis 8 mm haben. 7. Microcapsules according to one of claims 1 to 6, characterized in that they have a diameter of 0.1 to 10 mm, preferably 0.8 to 8 mm.
8. Mikrokapseln nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, daß die Membranhülle eine Dicke von 10 bis 200 µm, vorzugsweise 20 bis 100 µm hat. 8. Microcapsules according to one of claims 1 to 7, characterized in that the membrane envelope has a thickness of 10 to 200 microns, preferably 20 to 100 microns.
DE29724255U 1996-12-18 1997-12-18 microcapsules Expired - Lifetime DE29724255U1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19652814 1996-12-18
DE1997156499 DE19756499C2 (en) 1996-12-18 1997-12-18 microcapsules
DE29724255U DE29724255U1 (en) 1996-12-18 1997-12-18 microcapsules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29724255U DE29724255U1 (en) 1996-12-18 1997-12-18 microcapsules

Publications (1)

Publication Number Publication Date
DE29724255U1 true DE29724255U1 (en) 2000-10-05

Family

ID=26032413

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29724255U Expired - Lifetime DE29724255U1 (en) 1996-12-18 1997-12-18 microcapsules

Country Status (1)

Country Link
DE (1) DE29724255U1 (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005118128A1 (en) * 2004-06-01 2005-12-15 Boston Scientific Limited Embolization
US7727555B2 (en) 2005-03-02 2010-06-01 Boston Scientific Scimed, Inc. Particles
US7736671B2 (en) 2004-03-02 2010-06-15 Boston Scientific Scimed, Inc. Embolization
US7842377B2 (en) 2003-08-08 2010-11-30 Boston Scientific Scimed, Inc. Porous polymeric particle comprising polyvinyl alcohol and having interior to surface porosity-gradient
US7858183B2 (en) 2005-03-02 2010-12-28 Boston Scientific Scimed, Inc. Particles
US7883490B2 (en) 2002-10-23 2011-02-08 Boston Scientific Scimed, Inc. Mixing and delivery of therapeutic compositions
US7901770B2 (en) 2003-11-04 2011-03-08 Boston Scientific Scimed, Inc. Embolic compositions
US7947368B2 (en) 2005-12-21 2011-05-24 Boston Scientific Scimed, Inc. Block copolymer particles
US7951402B2 (en) 2002-08-30 2011-05-31 Boston Scientific Scimed, Inc. Drug delivery particle
US7963287B2 (en) 2005-04-28 2011-06-21 Boston Scientific Scimed, Inc. Tissue-treatment methods
US7976823B2 (en) 2003-08-29 2011-07-12 Boston Scientific Scimed, Inc. Ferromagnetic particles and methods
US8012454B2 (en) 2002-08-30 2011-09-06 Boston Scientific Scimed, Inc. Embolization
US8173176B2 (en) 2004-03-30 2012-05-08 Boston Scientific Scimed, Inc. Embolization
US9463426B2 (en) 2005-06-24 2016-10-11 Boston Scientific Scimed, Inc. Methods and systems for coating particles
WO2017088928A1 (en) 2015-11-27 2017-06-01 Technische Universität Ilmenau Method and assembly for fermentation

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8273324B2 (en) 2002-08-30 2012-09-25 Boston Scientific Scimed, Inc. Embolization
US8012454B2 (en) 2002-08-30 2011-09-06 Boston Scientific Scimed, Inc. Embolization
US7951402B2 (en) 2002-08-30 2011-05-31 Boston Scientific Scimed, Inc. Drug delivery particle
US7883490B2 (en) 2002-10-23 2011-02-08 Boston Scientific Scimed, Inc. Mixing and delivery of therapeutic compositions
US7842377B2 (en) 2003-08-08 2010-11-30 Boston Scientific Scimed, Inc. Porous polymeric particle comprising polyvinyl alcohol and having interior to surface porosity-gradient
US7976823B2 (en) 2003-08-29 2011-07-12 Boston Scientific Scimed, Inc. Ferromagnetic particles and methods
US7901770B2 (en) 2003-11-04 2011-03-08 Boston Scientific Scimed, Inc. Embolic compositions
US7736671B2 (en) 2004-03-02 2010-06-15 Boston Scientific Scimed, Inc. Embolization
US8216612B2 (en) 2004-03-02 2012-07-10 Boston Scientific Scimed, Inc. Embolization
US8173176B2 (en) 2004-03-30 2012-05-08 Boston Scientific Scimed, Inc. Embolization
WO2005118128A1 (en) * 2004-06-01 2005-12-15 Boston Scientific Limited Embolization
US7964123B2 (en) 2004-06-01 2011-06-21 Boston Scientific Scimed, Inc. Embolization
US7666333B2 (en) 2004-06-01 2010-02-23 Boston Scientific Scimed, Inc. Embolization
US7858183B2 (en) 2005-03-02 2010-12-28 Boston Scientific Scimed, Inc. Particles
US7727555B2 (en) 2005-03-02 2010-06-01 Boston Scientific Scimed, Inc. Particles
US7963287B2 (en) 2005-04-28 2011-06-21 Boston Scientific Scimed, Inc. Tissue-treatment methods
US9283035B2 (en) 2005-04-28 2016-03-15 Boston Scientific Scimed, Inc. Tissue-treatment methods
US8430105B2 (en) 2005-04-28 2013-04-30 Boston Scientific Scimed, Inc. Tissue-treatment methods
US9463426B2 (en) 2005-06-24 2016-10-11 Boston Scientific Scimed, Inc. Methods and systems for coating particles
US7947368B2 (en) 2005-12-21 2011-05-24 Boston Scientific Scimed, Inc. Block copolymer particles
WO2017088928A1 (en) 2015-11-27 2017-06-01 Technische Universität Ilmenau Method and assembly for fermentation

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20001109

R150 Term of protection extended to 6 years

Effective date: 20011031

R163 Identified publications notified

Effective date: 20020214

R151 Term of protection extended to 8 years

Effective date: 20040115

R152 Term of protection extended to 10 years

Effective date: 20060113

R071 Expiry of right