DK0880491T3 - Fremgangsmåde til indvinding af glycoler med lavt aldehydindhold - Google Patents

Fremgangsmåde til indvinding af glycoler med lavt aldehydindhold

Info

Publication number
DK0880491T3
DK0880491T3 DK97901073T DK97901073T DK0880491T3 DK 0880491 T3 DK0880491 T3 DK 0880491T3 DK 97901073 T DK97901073 T DK 97901073T DK 97901073 T DK97901073 T DK 97901073T DK 0880491 T3 DK0880491 T3 DK 0880491T3
Authority
DK
Denmark
Prior art keywords
pct
glycols
recovery
low aldehyde
date jul
Prior art date
Application number
DK97901073T
Other languages
Danish (da)
English (en)
Inventor
Juergen Mohr
Frans Vansant
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of DK0880491T3 publication Critical patent/DK0880491T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/94—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Artificial Filaments (AREA)
DK97901073T 1996-01-22 1997-01-21 Fremgangsmåde til indvinding af glycoler med lavt aldehydindhold DK0880491T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19602116A DE19602116A1 (de) 1996-01-22 1996-01-22 Verfahren zur Gewinnung von Glykolen mit niedrigem Aldehydgehalt
PCT/EP1997/000271 WO1997027164A1 (fr) 1996-01-22 1997-01-21 Procede d'obtention de glycols a faible teneur en aldehyde

Publications (1)

Publication Number Publication Date
DK0880491T3 true DK0880491T3 (da) 2001-09-03

Family

ID=7783334

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97901073T DK0880491T3 (da) 1996-01-22 1997-01-21 Fremgangsmåde til indvinding af glycoler med lavt aldehydindhold

Country Status (13)

Country Link
US (1) US6133489A (fr)
EP (1) EP0880491B1 (fr)
JP (1) JP3919223B2 (fr)
CN (1) CN1077094C (fr)
AT (1) ATE202069T1 (fr)
CA (1) CA2242591C (fr)
DE (2) DE19602116A1 (fr)
DK (1) DK0880491T3 (fr)
ES (1) ES2159832T3 (fr)
GR (1) GR3036046T3 (fr)
MX (1) MX9805834A (fr)
PT (1) PT880491E (fr)
WO (1) WO1997027164A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19757711A1 (de) * 1997-12-23 1999-07-01 Basf Ag Verfahren zur Herstellung von Alkylenglykol mit niedrigem Gehalt an Carbonylverbindungen
DE19826914A1 (de) * 1998-06-17 1999-12-23 Ruhrgas Ag Alterungsschutzmittel für Glykole oder Glykolether
DE19843652A1 (de) 1998-09-23 2000-03-30 Basf Ag Verfahren zur Herstellung von hochreinem Monoethylenglykol
DE19843697A1 (de) 1998-09-23 2000-03-30 Basf Ag Verfahren zur Herstellung von hochreinem Monoethylenglykol
US7022674B2 (en) 1999-12-16 2006-04-04 Eli Lilly And Company Polypeptide compositions with improved stability
US7790001B2 (en) * 2006-04-17 2010-09-07 Sd Lizenzverwertungsgesellschaft Mbh & Co. Kg Method of corrosion prevention
WO2008037659A1 (fr) * 2006-09-28 2008-04-03 Basf Se Procédé pour la production de 2,2'-aminoéthoxyéthanol de qualité électronique
WO2010084118A1 (fr) 2009-01-21 2010-07-29 Basf Se Procédé de production de 1,2-propanediol désodorisé
CN102010294A (zh) * 2010-11-02 2011-04-13 宁波职业技术学院 乙二醇工艺副产物多乙二醇残液的回收方法及装置
PL2554638T3 (pl) * 2011-08-01 2019-12-31 Zweckverband Abfallbehandlung Kahlenberg Sposób i urządzenie do mechanicznej lub mechaniczno-biologicznej obróbki odpadów
JP5902985B2 (ja) * 2012-03-30 2016-04-13 株式会社日本触媒 エチレングリコール類の製造方法
CN114072213A (zh) * 2019-06-27 2022-02-18 沙特基础工业全球技术公司 使用分壁式蒸馏塔分离乙二醇混合物的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1242586B (de) * 1964-11-14 1967-06-22 Dr Gerhard Illing Stabilisieren von mehrwertigen Alkoholen
JPS5317569B2 (fr) * 1972-09-25 1978-06-09
GB8806419D0 (en) * 1988-03-18 1988-04-20 Du Pont Improvements relating to fibres

Also Published As

Publication number Publication date
EP0880491B1 (fr) 2001-06-13
WO1997027164A1 (fr) 1997-07-31
EP0880491A1 (fr) 1998-12-02
CA2242591A1 (fr) 1997-07-31
PT880491E (pt) 2001-10-30
ATE202069T1 (de) 2001-06-15
CN1209797A (zh) 1999-03-03
ES2159832T3 (es) 2001-10-16
CN1077094C (zh) 2002-01-02
GR3036046T3 (en) 2001-09-28
JP2000503978A (ja) 2000-04-04
DE59703792D1 (de) 2001-07-19
MX9805834A (es) 1998-10-31
DE19602116A1 (de) 1997-07-24
JP3919223B2 (ja) 2007-05-23
CA2242591C (fr) 2006-05-16
US6133489A (en) 2000-10-17

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