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GB1466702A - Polymer encapsulated-activated carbon - Google Patents

Polymer encapsulated-activated carbon

Info

Publication number
GB1466702A
GB1466702A GB530374A GB530374A GB1466702A GB 1466702 A GB1466702 A GB 1466702A GB 530374 A GB530374 A GB 530374A GB 530374 A GB530374 A GB 530374A GB 1466702 A GB1466702 A GB 1466702A
Authority
GB
United Kingdom
Prior art keywords
activated carbon
polymer encapsulated
encapsulated
feb
film
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
Application number
GB530374A
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.)
Sandoz AG
Original Assignee
Sandoz 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 Sandoz AG filed Critical Sandoz AG
Publication of GB1466702A publication Critical patent/GB1466702A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K33/00—Medicinal preparations containing inorganic active ingredients
    • A61K33/44—Elemental carbon, e.g. charcoal, carbon black
    • 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3202—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the carrier, support or substrate used for impregnation or coating
    • B01J20/3204—Inorganic carriers, supports or substrates
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/32—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating
    • B01J20/3231—Impregnating or coating ; Solid sorbent compositions obtained from processes involving impregnating or coating characterised by the coating or impregnating layer
    • B01J20/3242—Layers with a functional group, e.g. an affinity material, a ligand, a reactant or a complexing group
    • B01J20/3268—Macromolecular compounds
    • B01J20/3276—Copolymers
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/354—After-treatment
    • C01B32/372—Coating; Grafting; Microencapsulation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/30—Active carbon
    • C01B32/354—After-treatment
    • C01B32/382—Making shaped products, e.g. fibres, spheres, membranes or foam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • External Artificial Organs (AREA)

Abstract

1466702 Encapsulated carbon SANDOZ Ltd 5 Feb 1974 [9 Feb 1973] 05303/74 Heading B8C [Also in Divisions A5 and C1] Activated carbon is encapsulated in a hydrophilic, negatively charged polymeric film, preferably comprising a copolymer of acrylic acid with either styrene or acrylonitrile, the film having selective permeabilities for uremic toxins in the intestinal tract.
GB530374A 1973-02-09 1974-02-05 Polymer encapsulated-activated carbon Expired GB1466702A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33115273A 1973-02-09 1973-02-09

Publications (1)

Publication Number Publication Date
GB1466702A true GB1466702A (en) 1977-03-09

Family

ID=23292827

Family Applications (1)

Application Number Title Priority Date Filing Date
GB530374A Expired GB1466702A (en) 1973-02-09 1974-02-05 Polymer encapsulated-activated carbon

Country Status (10)

Country Link
JP (1) JPS49112897A (en)
BE (1) BE810730A (en)
CA (1) CA1025355A (en)
DD (1) DD109363A5 (en)
DE (1) DE2406121A1 (en)
ES (1) ES423054A1 (en)
FR (1) FR2217011B1 (en)
GB (1) GB1466702A (en)
IT (1) IT1048165B (en)
NL (1) NL7401542A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000069428A3 (en) * 1999-05-13 2002-01-24 Geltex Pharma Inc Anionic polymers as toxin binders and antibacterial agents
US6517827B1 (en) 1999-05-13 2003-02-11 Geltex Pharmaceuticals, Inc. Anionic polymers as toxin binders and antibacterial agent
US6730295B2 (en) 2000-05-02 2004-05-04 Genzyme Corporation Anionic polymers as species specific antibacterial agents
EP1397044A4 (en) * 2001-05-15 2008-10-29 Kibow Biotech Inc PREBIOTIC AND PROBIOTIC COMPOSITIONS AND METHODS OF USE THEREOF IN THERAPY FOR INTESTINES
WO2009079332A1 (en) * 2007-12-14 2009-06-25 Pactiv Corporation Encapsulated activated carbon and the preparation thereof
EP1800686A3 (en) * 1999-05-13 2009-12-30 Genzyme Corporation Anionic polymers as toxin binders and antibacterial agents
DE102013021957A1 (en) 2013-12-20 2015-06-25 Fresenius Medical Care Deutschland Gmbh Method for removing protein-bound uremic toxins by adsorption to dialyzable excipients
WO2015189625A1 (en) * 2014-06-11 2015-12-17 Imperial Innovations Limited Material functionalised with a polymer
DE102017113853A1 (en) 2017-06-22 2018-12-27 B. Braun Avitum Ag Hemocompatible adsorbent for dialysis of protein-bound uremic toxins

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51151693A (en) * 1975-06-23 1976-12-27 Eisai Co Ltd Coated bead-like activated carbon for blood purification
JPS5361589A (en) * 1976-11-16 1978-06-02 Taiyo Kaken Co Purdfied active carbon
JPS5542210A (en) * 1978-09-12 1980-03-25 Koichi Ogawa Special activated carbon
DE3801457A1 (en) * 1988-01-20 1989-08-03 Hasso Von Bluecher Activated carbon having high abrasion resistance and low moisture sensitivity
DE4036354A1 (en) * 1990-11-15 1992-05-21 Hasso Von Bluecher Removing solvent vapour from off-gases contg. oil, grease etc. - by passing the gas through a wide-pore adsorption filter and then through a fine-pore adsorbent
BE1005999A4 (en) * 1992-06-19 1994-04-12 Leuven K U Res & Dev Absorbent FOR CULTURE MEDIUM AND ITS ANTICIPATED HOLDER.
WO2005105068A1 (en) * 2004-04-15 2005-11-10 Dow Global Technologies Inc. In vivo stimulation of intestinal transporters for excretion of nitrogenous wastes

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1800687A3 (en) * 1999-05-13 2009-12-30 Genzyme Corporation Anionic polymers as toxin binders and antibacterial agents
EP1800686A3 (en) * 1999-05-13 2009-12-30 Genzyme Corporation Anionic polymers as toxin binders and antibacterial agents
US6517827B1 (en) 1999-05-13 2003-02-11 Geltex Pharmaceuticals, Inc. Anionic polymers as toxin binders and antibacterial agent
CN100435806C (en) * 1999-05-13 2008-11-26 基酶有限公司 Anionic polymers as toxin binding agents and antibacterial agents
AU768592B2 (en) * 1999-05-13 2003-12-18 Genzyme Corporation Anionic polymers as toxin binders and antibacterial agents
US7678369B2 (en) 1999-05-13 2010-03-16 Genzyme Corporation Anionic polymers as toxin binders and antibacterial agents
US6890523B2 (en) 1999-05-13 2005-05-10 Genzyme Corporation Anionic polymers as toxin binders and antibacterial agents
KR100742433B1 (en) * 1999-05-13 2007-07-24 젠자임 코포레이션 Anionic polymers used as toxin binders and antibacterial agents
US6419914B2 (en) 1999-05-13 2002-07-16 Geltex Pharmaceuticals, Inc. Anionic polymers as toxin binders
WO2000069428A3 (en) * 1999-05-13 2002-01-24 Geltex Pharma Inc Anionic polymers as toxin binders and antibacterial agents
US6517826B1 (en) 1999-05-13 2003-02-11 Geltex Pharmaceuticals, Inc. Anionic polymers as toxin binders and antibacterial agents
US6730295B2 (en) 2000-05-02 2004-05-04 Genzyme Corporation Anionic polymers as species specific antibacterial agents
EP1397044A4 (en) * 2001-05-15 2008-10-29 Kibow Biotech Inc PREBIOTIC AND PROBIOTIC COMPOSITIONS AND METHODS OF USE THEREOF IN THERAPY FOR INTESTINES
WO2009079332A1 (en) * 2007-12-14 2009-06-25 Pactiv Corporation Encapsulated activated carbon and the preparation thereof
US8927078B2 (en) 2007-12-14 2015-01-06 Reynolds Consumer Products Inc. Encapsulated activated carbon and the preparation thereof
DE102013021957A1 (en) 2013-12-20 2015-06-25 Fresenius Medical Care Deutschland Gmbh Method for removing protein-bound uremic toxins by adsorption to dialyzable excipients
WO2015189625A1 (en) * 2014-06-11 2015-12-17 Imperial Innovations Limited Material functionalised with a polymer
DE102017113853A1 (en) 2017-06-22 2018-12-27 B. Braun Avitum Ag Hemocompatible adsorbent for dialysis of protein-bound uremic toxins
US10625241B2 (en) 2017-06-22 2020-04-21 B. Braun Avitum Ag Hemocompatible adsorber for the dialysis of protein-bound uremic toxins

Also Published As

Publication number Publication date
DE2406121A1 (en) 1974-08-15
NL7401542A (en) 1974-08-13
ES423054A1 (en) 1977-03-01
CA1025355A (en) 1978-01-31
IT1048165B (en) 1980-11-20
FR2217011B1 (en) 1977-05-06
BE810730A (en) 1974-05-29
JPS49112897A (en) 1974-10-28
DD109363A5 (en) 1974-11-05
FR2217011A1 (en) 1974-09-06

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee