FR2437414A1 - Procede pour la production de lactulose - Google Patents

Procede pour la production de lactulose

Info

Publication number
FR2437414A1
FR2437414A1 FR7923530A FR7923530A FR2437414A1 FR 2437414 A1 FR2437414 A1 FR 2437414A1 FR 7923530 A FR7923530 A FR 7923530A FR 7923530 A FR7923530 A FR 7923530A FR 2437414 A1 FR2437414 A1 FR 2437414A1
Authority
FR
France
Prior art keywords
lactose
lactulose
solution
resin
production
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.)
Granted
Application number
FR7923530A
Other languages
English (en)
Other versions
FR2437414B1 (fr
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.)
Molteni and C SpA
Original Assignee
Molteni and C SpA
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 Molteni and C SpA filed Critical Molteni and C SpA
Publication of FR2437414A1 publication Critical patent/FR2437414A1/fr
Application granted granted Critical
Publication of FR2437414B1 publication Critical patent/FR2437414B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C13—SUGAR INDUSTRY
    • C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
    • C13K13/00—Sugars not otherwise provided for in this class
    • C13K13/005—Lactulose

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Organic Chemistry (AREA)
  • Saccharide Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

UNE SOLUTION AQUEUSE SATUREE DE LACTOSE MONO-HYDRATE EST CHAUFFEE AU REFLUX EN PRESENCE D'UN PHOSPHITE ALCALIN ET LE LACTULOSE PRESENT DANS LA SOLUTION OBTENUE EST PURIFIE PAR PASSAGE DE CETTE SOLUTION, SUCCESSIVEMENT SUR UNE RESINE D'ECHANGE CATIONIQUE ETSUR UNE RESINE D'ECHANGE ANIONIQUE, LE LACTOSE ETANT EVENTUELLEMENT SEPARE PAR CHROMATOGRAPHIE SUR GEL DE SILICE ET EVAPORATION DE L'ELUAT. CE PROCEDE EST ECONOMIQUE A TOUS EGARDS, TANT EN CE QUI CONCERNE LE TAUX DE CONVERSION QUE LES RENDEMENTS, LES CONCENTRATIONS DES SOLUTIONS TRAITEES ET OBTENUES ET LES DUREES DE REACTION.
FR7923530A 1978-09-29 1979-09-21 Procede pour la production de lactulose Granted FR2437414A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT28258/78A IT1099668B (it) 1978-09-29 1978-09-29 Processo per la produzione di lattulosio

Publications (2)

Publication Number Publication Date
FR2437414A1 true FR2437414A1 (fr) 1980-04-25
FR2437414B1 FR2437414B1 (fr) 1983-03-04

Family

ID=11223243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7923530A Granted FR2437414A1 (fr) 1978-09-29 1979-09-21 Procede pour la production de lactulose

Country Status (12)

Country Link
US (1) US4264763A (fr)
BE (1) BE882763Q (fr)
CH (1) CH641838A5 (fr)
DE (1) DE2937680C2 (fr)
DK (1) DK154433C (fr)
ES (1) ES484527A1 (fr)
FR (1) FR2437414A1 (fr)
GB (1) GB2031430B (fr)
IE (1) IE48484B1 (fr)
IT (1) IT1099668B (fr)
LU (1) LU81710A1 (fr)
NL (1) NL188161C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158148A1 (fr) * 1984-03-22 1985-10-16 Sirac Srl Procédé pour la purification de lactulose

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1235866B (it) * 1987-12-01 1992-11-23 Sirac Srl Processo per la preparazione di lattolosio da lattosio mediante epimerizzazione con alluminato sodico
IT1223398B (it) * 1987-12-01 1990-09-19 Sirac Spa Procedimento per la preparazione di lattulosio cristallino ad alta purezza
ES2050789T3 (es) * 1988-12-21 1994-06-01 Duphar Int Res Metodo de fabricar lactulosa.
CN102020680B (zh) * 2011-01-07 2012-05-02 保龄宝生物股份有限公司 一种高纯度乳果糖的制备方法
CN102503992A (zh) * 2011-09-20 2012-06-20 江苏汉斯通药业有限公司 乳果糖浓溶液的制备方法
CN104059110A (zh) * 2014-06-11 2014-09-24 江苏汉斯通药业有限公司 乳果糖浓溶液的生产工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3546206A (en) * 1967-09-20 1970-12-08 Kraftco Corp Method of making lactulose
US3505309A (en) * 1967-09-25 1970-04-07 Research Corp Process for lactulose
AT288595B (de) * 1969-02-07 1971-03-10 Laevosan Gmbh & Co Kg Verfahren zur Herstellung von Lactulose-Konzentrat
US3822249A (en) * 1971-04-19 1974-07-02 Kraftco Corp Method for manufacture of ketose sugars
AT327224B (de) * 1973-10-12 1976-01-26 Laevosan Gmbh & Co Kg Verfahren zur herstellung kristallisierter lactulose

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0158148A1 (fr) * 1984-03-22 1985-10-16 Sirac Srl Procédé pour la purification de lactulose

Also Published As

Publication number Publication date
LU81710A1 (fr) 1980-01-24
IE791784L (en) 1980-03-29
IT7828258A0 (it) 1978-09-29
DK407579A (da) 1980-03-30
US4264763A (en) 1981-04-28
CH641838A5 (de) 1984-03-15
GB2031430A (en) 1980-04-23
GB2031430B (en) 1983-01-12
DE2937680A1 (de) 1980-04-10
IT1099668B (it) 1985-09-28
NL7907259A (nl) 1980-04-01
DE2937680C2 (de) 1984-09-20
DK154433B (da) 1988-11-14
FR2437414B1 (fr) 1983-03-04
DK154433C (da) 1989-04-10
IE48484B1 (en) 1985-02-06
ES484527A1 (es) 1980-04-16
NL188161C (nl) 1992-04-16
BE882763Q (fr) 1980-07-31
NL188161B (nl) 1991-11-18

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