ES2173976T3 - Procedimiento para recuperar acido citrico. - Google Patents

Procedimiento para recuperar acido citrico.

Info

Publication number
ES2173976T3
ES2173976T3 ES95936195T ES95936195T ES2173976T3 ES 2173976 T3 ES2173976 T3 ES 2173976T3 ES 95936195 T ES95936195 T ES 95936195T ES 95936195 T ES95936195 T ES 95936195T ES 2173976 T3 ES2173976 T3 ES 2173976T3
Authority
ES
Spain
Prior art keywords
recover
procedure
citric acid
less desirable
citrus acid
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
ES95936195T
Other languages
English (en)
Inventor
Francis H Verhoff
Sanet Grond
Fadl Hendricks
Lakshminarayanan Pattabi Raman
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.)
USTECH Inc
AECI Ltd
Original Assignee
USTECH Inc
AECI Ltd
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 USTECH Inc, AECI Ltd filed Critical USTECH Inc
Application granted granted Critical
Publication of ES2173976T3 publication Critical patent/ES2173976T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Preparation Of Fruits And Vegetables (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

UN PROCEDIMIENTO PARA TRATAR UN LIQUIDO QUE COMPRENDE SOMETER UN LIQUIDO QUE CONTIENE, EN SOLUCION, ACIDO CITRICO ASI COMO UN COMPONENTE MENOS DESEABLE QUE TENGA UN PESO MOLECULAR SIMILAR AL ACIDO CITRICO, A NANOFILTRACION EN UN PASO DE FILTRACION. A PARTIR DEL PASO DE FILTRACION, SE OBTIENE UN PERMEABLE EN QUE EL LA PROPORCION DE LA CONCENTRACION DEL ACIDO CITRICO A LA DEL COMPONENTE MENOS DESEABLE ES SUPERIOR QUE LA PROPORCION DE LA CONCENTRACION DEL ACIDO CITRICO A LA DEL COMPONENTE MENOS DESEABLE EN LA SOLUCION.
ES95936195T 1994-09-12 1995-09-12 Procedimiento para recuperar acido citrico. Expired - Lifetime ES2173976T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA947011 1994-09-12

Publications (1)

Publication Number Publication Date
ES2173976T3 true ES2173976T3 (es) 2002-11-01

Family

ID=25584348

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95936195T Expired - Lifetime ES2173976T3 (es) 1994-09-12 1995-09-12 Procedimiento para recuperar acido citrico.

Country Status (7)

Country Link
EP (1) EP0781264B1 (es)
JP (1) JPH10505840A (es)
AT (1) ATE214625T1 (es)
AU (1) AU3823195A (es)
DE (1) DE69525948T2 (es)
ES (1) ES2173976T3 (es)
WO (1) WO1996008459A1 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SK279219B6 (sk) * 1995-10-27 1998-08-05 Likospol Spôsob koncentračnej purifikácie kyseliny citrónov
US6454946B1 (en) 1996-10-10 2002-09-24 Neose Technologies, Inc. Carbohydrate purification using ultrafiltration, reverse osmosis and nanofiltration
FI120590B (fi) * 2005-10-28 2009-12-15 Danisco Sweeteners Oy Erotusmenetelmä
CN114890889B (zh) * 2022-05-26 2023-04-28 湖北兴福电子材料股份有限公司 一种电子级柠檬酸的提纯方法
CN117185918A (zh) * 2023-07-25 2023-12-08 湖北兴福电子材料股份有限公司 一种电子级柠檬酸的提纯方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE680595C (de) * 1931-01-07 1939-09-01 Charles Pfizer & Company Verfahren zum Herstellen kristallisierter Citronensaeure
DE2450670A1 (de) * 1974-10-25 1976-04-29 Benckiser Gmbh Joh A Verfahren zur abtrennung von citrat oder citronensaeure aus fermentationsloesungen
ATE43831T1 (de) * 1984-02-03 1989-06-15 Ladenburg Biochemie Verfahren zur gewinnung von citronensaeure.
US5104799A (en) * 1990-10-05 1992-04-14 Haarmann & Reimer Method for the production of granular citric acid and salts thereof

Also Published As

Publication number Publication date
MX9701863A (es) 1998-05-31
EP0781264B1 (en) 2002-03-20
AU3823195A (en) 1996-03-29
DE69525948D1 (de) 2002-04-25
WO1996008459A1 (en) 1996-03-21
JPH10505840A (ja) 1998-06-09
EP0781264A1 (en) 1997-07-02
DE69525948T2 (de) 2002-09-19
ATE214625T1 (de) 2002-04-15

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