CA1178288A - Preparation de polyols x fois anhydres, consistant en melanges de polyols - Google Patents

Preparation de polyols x fois anhydres, consistant en melanges de polyols

Info

Publication number
CA1178288A
CA1178288A CA000402491A CA402491A CA1178288A CA 1178288 A CA1178288 A CA 1178288A CA 000402491 A CA000402491 A CA 000402491A CA 402491 A CA402491 A CA 402491A CA 1178288 A CA1178288 A CA 1178288A
Authority
CA
Canada
Prior art keywords
reaction
polyol
polyols
water
sorbitol
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
CA000402491A
Other languages
English (en)
Inventor
John Feldmann
Hubert Koebernik
Hans U. Woelk
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.)
Unilever Bestfoods North America
Original Assignee
Unilever Bestfoods North America
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 Unilever Bestfoods North America filed Critical Unilever Bestfoods North America
Priority to CA000402491A priority Critical patent/CA1178288A/fr
Application granted granted Critical
Publication of CA1178288A publication Critical patent/CA1178288A/fr
Expired legal-status Critical Current

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Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA000402491A 1982-05-07 1982-05-07 Preparation de polyols x fois anhydres, consistant en melanges de polyols Expired CA1178288A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000402491A CA1178288A (fr) 1982-05-07 1982-05-07 Preparation de polyols x fois anhydres, consistant en melanges de polyols

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000402491A CA1178288A (fr) 1982-05-07 1982-05-07 Preparation de polyols x fois anhydres, consistant en melanges de polyols

Publications (1)

Publication Number Publication Date
CA1178288A true CA1178288A (fr) 1984-11-20

Family

ID=4122730

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000402491A Expired CA1178288A (fr) 1982-05-07 1982-05-07 Preparation de polyols x fois anhydres, consistant en melanges de polyols

Country Status (1)

Country Link
CA (1) CA1178288A (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6407266B2 (en) 2000-05-26 2002-06-18 E. I. Du Pont De Nemours And Company Continuous process for the manufacture of anhydro sugar alcohols and reactor useful therefor
US7615652B2 (en) 2006-01-26 2009-11-10 Battelle Memorial Institute Two-stage dehydration of sugars
US7649099B2 (en) 2006-01-26 2010-01-19 Battelle Memorial Institute Method of forming a dianhydrosugar alcohol
US7728156B2 (en) 2006-01-26 2010-06-01 Battelle Memorial Institute Method of performing sugar dehydration and catalyst treatment
US7772412B2 (en) 2006-01-26 2010-08-10 Battelle Memorial Institute Methods for dehydration of sugars and sugar alcohols
US8008477B2 (en) 2001-11-20 2011-08-30 Roquette Freres Method for preparing a composition containing at least one internal dehydration product for a hydrogenated sugar
US9598325B2 (en) 2013-05-02 2017-03-21 Roquette Freres Method for stabilizing a composition containing at least one product of internal dehydration of a hydrogenated sugar, resulting composition and uses thereof
WO2017158303A1 (fr) 2016-03-16 2017-09-21 Roquette Freres Procede de fabrication de dianhydrohexitol avec une etape de distillation sur un evaporateur a couche mince
US10526340B2 (en) 2016-04-25 2020-01-07 Roquette Freres Process for manufacturing dianhydrohexitol crystals with a step of evaporative crystallization of the first crystallization mother liquors
WO2023006250A1 (fr) 2021-07-28 2023-02-02 Roquette Freres Composition de dianhydrohexitols stables a l'oxydation et contenant un ester d'acide gallique

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6407266B2 (en) 2000-05-26 2002-06-18 E. I. Du Pont De Nemours And Company Continuous process for the manufacture of anhydro sugar alcohols and reactor useful therefor
US8008477B2 (en) 2001-11-20 2011-08-30 Roquette Freres Method for preparing a composition containing at least one internal dehydration product for a hydrogenated sugar
US7615652B2 (en) 2006-01-26 2009-11-10 Battelle Memorial Institute Two-stage dehydration of sugars
US7649099B2 (en) 2006-01-26 2010-01-19 Battelle Memorial Institute Method of forming a dianhydrosugar alcohol
US7728156B2 (en) 2006-01-26 2010-06-01 Battelle Memorial Institute Method of performing sugar dehydration and catalyst treatment
US7772412B2 (en) 2006-01-26 2010-08-10 Battelle Memorial Institute Methods for dehydration of sugars and sugar alcohols
US9598325B2 (en) 2013-05-02 2017-03-21 Roquette Freres Method for stabilizing a composition containing at least one product of internal dehydration of a hydrogenated sugar, resulting composition and uses thereof
WO2017158303A1 (fr) 2016-03-16 2017-09-21 Roquette Freres Procede de fabrication de dianhydrohexitol avec une etape de distillation sur un evaporateur a couche mince
US10533017B2 (en) 2016-03-16 2020-01-14 Roquette Freres Method for producing dianhydrohexitol with a step of distillation on a thin-film evaporator
EP4219505A1 (fr) 2016-03-16 2023-08-02 Roquette Freres Procede de fabrication de dianhydrohexitol avec une etape de distillation sur un evaporateur a couche mince
US10526340B2 (en) 2016-04-25 2020-01-07 Roquette Freres Process for manufacturing dianhydrohexitol crystals with a step of evaporative crystallization of the first crystallization mother liquors
WO2023006250A1 (fr) 2021-07-28 2023-02-02 Roquette Freres Composition de dianhydrohexitols stables a l'oxydation et contenant un ester d'acide gallique
FR3125684A1 (fr) 2021-07-28 2023-02-03 Roquette Freres Composition de dinahydrohexitols stables a l’oxydation et contenant un ester d’acide gallique

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry