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BE834848A - Procede de separation de citrate ou d'acide citrique a partir de solutions de fermentation - Google Patents

Procede de separation de citrate ou d'acide citrique a partir de solutions de fermentation

Info

Publication number
BE834848A
BE834848A BE161232A BE161232A BE834848A BE 834848 A BE834848 A BE 834848A BE 161232 A BE161232 A BE 161232A BE 161232 A BE161232 A BE 161232A BE 834848 A BE834848 A BE 834848A
Authority
BE
Belgium
Prior art keywords
citrate
separation
citric acid
fermentation solutions
fermentation
Prior art date
Application number
BE161232A
Other languages
English (en)
Inventor
A Walch
A Klimmek
K Wollmann
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 filed Critical
Publication of BE834848A publication Critical patent/BE834848A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0093—Chemical modification
    • B01D67/00931—Chemical modification by introduction of specific groups after membrane formation, e.g. by grafting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/42—Polymers of nitriles, e.g. polyacrylonitrile
    • B01D71/421—Polyacrylonitrile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/66—Polymers having sulfur in the main chain, with or without nitrogen, oxygen or carbon only
    • B01D71/68—Polysulfones; Polyethersulfones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/30—Cross-linking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/14—Membrane materials having negatively charged functional groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/16—Membrane materials having positively charged functional groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Transplantation (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
BE161232A 1974-10-25 1975-10-24 Procede de separation de citrate ou d'acide citrique a partir de solutions de fermentation BE834848A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742450670 DE2450670A1 (de) 1974-10-25 1974-10-25 Verfahren zur abtrennung von citrat oder citronensaeure aus fermentationsloesungen

Publications (1)

Publication Number Publication Date
BE834848A true BE834848A (fr) 1976-02-16

Family

ID=5929123

Family Applications (1)

Application Number Title Priority Date Filing Date
BE161232A BE834848A (fr) 1974-10-25 1975-10-24 Procede de separation de citrate ou d'acide citrique a partir de solutions de fermentation

Country Status (9)

Country Link
US (1) US4075093A (fr)
JP (1) JPS5182218A (fr)
AT (1) AT345761B (fr)
BE (1) BE834848A (fr)
DE (1) DE2450670A1 (fr)
FR (1) FR2288728A1 (fr)
GB (1) GB1494414A (fr)
IE (1) IE41453B1 (fr)
IT (1) IT1039890B (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7812340A (nl) * 1977-12-28 1979-07-02 Sumitomo Chemical Co Semipermeabel membraan en werkwijze voor het vervaardi- gen daarvan.
US4476025A (en) * 1983-05-09 1984-10-09 The United States Of America As Represented By The United States Department Of Energy Separation of certain carboxylic acids utilizing cation exchange membranes
DE3328093A1 (de) * 1983-08-04 1985-02-21 Hoechst Ag, 6230 Frankfurt Isolierung von durch fermentation erzeugten carbonsaeuren
DD232723A5 (de) * 1984-02-03 1986-02-05 ���k�K@���������@����k�� Verfahren zur gewinnung von citronensaeure
JPH068434B2 (ja) * 1984-09-03 1994-02-02 花王株式会社 衣料用洗浄剤組成物
US4728429A (en) * 1985-06-27 1988-03-01 Israel Cabasso Membrane permeation process for dehydration of organic liquid mixtures using sulfonated ion-exchange polyalkene membranes
DE3720261A1 (de) * 1987-06-19 1988-12-29 Henkel Kgaa Verfahren zur trennung von dicarbonsaeuren
GB2207618B (en) * 1987-08-05 1991-05-15 Ciba Geigy Ag Process for treating aqueous fluids containing organic compounds and salts of polyvalent inorganic acids
EP0473541A3 (en) * 1990-08-17 1992-05-27 Ciba-Geigy Ag Process for enrichment or separation, copolyamide and copolyimidamide and their use
US5322922A (en) * 1990-08-17 1994-06-21 Ciba-Geigy Corporation Copolyamide or copolyimide-amide containing sulfo groups
US6001255A (en) * 1993-07-12 1999-12-14 Eyal; Aharon Process for the production of water-soluble salts of carboxylic and amino acids
US5965028A (en) * 1994-09-12 1999-10-12 Reilly Industries, Inc. Process for treating a liquid
DE69525948T2 (de) * 1994-09-12 2002-09-19 Aeci Ltd., Johannesburg Verfahren zur wiedergewinnung von zitronensäure
SK279219B6 (sk) * 1995-10-27 1998-08-05 Likospol Spôsob koncentračnej purifikácie kyseliny citrónov
DE19545303C1 (de) * 1995-12-05 1997-04-24 Metallgesellschaft Ag Verfahren zur Herstellung einer organischen Säure
DE10209419A1 (de) * 2002-03-05 2003-09-25 Celanese Ventures Gmbh Verfahren zur Herstellung einer Polymerelektrolytmembran und deren Anwendung in Brennstoffzellen
DE10213540A1 (de) * 2002-03-06 2004-02-19 Celanese Ventures Gmbh Lösung aus Vinylphosphonsäure, Verfahren zur Herstellung einer Polymerelektrolytmembran aus Polyvinylphosphaonsäure und deren Anwendung in Brennstoffzellen
EP1483316B1 (fr) * 2002-03-06 2007-09-19 Pemeas GmbH Membrane electrolytique conductrice de protons a permeabilite reduite au methanol et son utilisation dans des piles a combustible
US20050118478A1 (en) * 2002-03-06 2005-06-02 Joachim Kiefer Mixture comprising sulphonic acid containing vinyl, polymer electrolyte membrane comprising polyvinylsulphonic acid and the use thereof in fuel cells
WO2003092090A2 (fr) * 2002-04-25 2003-11-06 Pemeas Gmbh Membrane electrolyte multicouche
DE10220817A1 (de) * 2002-05-10 2003-11-27 Celanese Ventures Gmbh Verfahren zur Herstellung einer gepfropften Polymerelektrolytmembran und deren Anwendung in Brennstoffzellen
DE10230477A1 (de) * 2002-07-06 2004-01-15 Celanese Ventures Gmbh Funktionalisierte Polyazole, Verfahren zu ihrer Herstellung sowie ihre Verwendung
US7332530B2 (en) * 2002-08-02 2008-02-19 Celanese Ventures Gmbh Proton-conducting polymer membrane comprising a polymer with sulphonic acid groups and use thereof in fuel cells
DE10239701A1 (de) * 2002-08-29 2004-03-11 Celanese Ventures Gmbh Polymerfolie auf Basis von Polyazolen und deren Verwendung
DE10246373A1 (de) 2002-10-04 2004-04-15 Celanese Ventures Gmbh Protonenleitende Polymermembran umfassend Sulfonsäuregruppen enthaltende Polyazole und deren Anwendung in Brennstoffzellen
DE10246459A1 (de) * 2002-10-04 2004-04-15 Celanese Ventures Gmbh Protonenleitende Polymermembran umfassend Phosphonsäuregruppen enthaltende Polyazole und deren Anwendung in Brennstoffzellen
US7820314B2 (en) * 2003-07-27 2010-10-26 Basf Fuel Cell Research Gmbh Proton-conducting membrane and use thereof
JP4586794B2 (ja) * 2006-11-07 2010-11-24 トヨタ自動車株式会社 固体高分子電解質並びにその製造方法及びこれを用いた燃料電池用膜・電極接合体
US9415352B2 (en) 2009-02-25 2016-08-16 Council Of Scientific & Industrial Research Polybenzimidazole based membrane for deacidification
WO2012177133A1 (fr) 2011-06-24 2012-12-27 Stichting Voor De Technische Wetenschappen Membranes de polyimide réticulé

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3004904A (en) * 1955-05-25 1961-10-17 Nalco Chemical Co Electronegative selective permeable membrane and method of production
NL128859C (fr) * 1960-09-19
US3342729A (en) * 1964-12-09 1967-09-19 Dow Chemical Co Permeability separatory cell and apparatus and method of using the same
IL27218A (en) * 1966-01-17 1970-05-21 Aerojet General Co Reverse osmosis and membrane manufacture
US3544455A (en) * 1969-06-16 1970-12-01 Pfizer & Co C Itaconic acid purification process using reverse osmosis
US3750735A (en) * 1970-06-16 1973-08-07 Monsanto Co Removal of water from liquid mixtures containing formaldehyde using a porous polymeric membrane
US3723309A (en) * 1971-09-20 1973-03-27 Exxon Production Research Co System and method for cleaning oily solid material

Also Published As

Publication number Publication date
JPS5182218A (en) 1976-07-19
GB1494414A (en) 1977-12-07
IE41453L (en) 1976-04-25
AT345761B (de) 1978-10-10
US4075093A (en) 1978-02-21
DE2450670A1 (de) 1976-04-29
IT1039890B (it) 1979-12-10
ATA805375A (de) 1978-02-15
FR2288728A1 (fr) 1976-05-21
FR2288728B3 (fr) 1980-04-25
IE41453B1 (en) 1980-01-02

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