GB2061939B - Process for purifying n,n-dialkylaminoethanols - Google Patents

Process for purifying n,n-dialkylaminoethanols

Info

Publication number
GB2061939B
GB2061939B GB8034558A GB8034558A GB2061939B GB 2061939 B GB2061939 B GB 2061939B GB 8034558 A GB8034558 A GB 8034558A GB 8034558 A GB8034558 A GB 8034558A GB 2061939 B GB2061939 B GB 2061939B
Authority
GB
United Kingdom
Prior art keywords
dialkylaminoethanols
purifying
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
GB8034558A
Other languages
English (en)
Other versions
GB2061939A (en
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.)
Produits Chimiques Ugine Kuhlmann
Pechiney SA
Original Assignee
Produits Chimiques Ugine Kuhlmann
Ugine Kuhlmann SA
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 Produits Chimiques Ugine Kuhlmann, Ugine Kuhlmann SA filed Critical Produits Chimiques Ugine Kuhlmann
Publication of GB2061939A publication Critical patent/GB2061939A/en
Application granted granted Critical
Publication of GB2061939B publication Critical patent/GB2061939B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/10—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8034558A 1979-10-31 1980-10-27 Process for purifying n,n-dialkylaminoethanols Expired GB2061939B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7926988A FR2468579A1 (fr) 1979-10-31 1979-10-31 Procede de purification des n,n,dialkylaminoethanols

Publications (2)

Publication Number Publication Date
GB2061939A GB2061939A (en) 1981-05-20
GB2061939B true GB2061939B (en) 1984-05-02

Family

ID=9231222

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8034558A Expired GB2061939B (en) 1979-10-31 1980-10-27 Process for purifying n,n-dialkylaminoethanols

Country Status (5)

Country Link
BE (1) BE885795A (cg-RX-API-DMAC10.html)
DE (1) DE3040732C2 (cg-RX-API-DMAC10.html)
FR (1) FR2468579A1 (cg-RX-API-DMAC10.html)
GB (1) GB2061939B (cg-RX-API-DMAC10.html)
SE (1) SE447990B (cg-RX-API-DMAC10.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5424482A (en) * 1991-08-08 1995-06-13 Elf Atochem N.A., Inc. Process for preparing color-stable tertiary butyldiethanolamine
EP2651861B1 (de) 2010-12-17 2015-02-25 Basf Se Verfahren zur herstellung eines n,n-dialkyl-ethanolamins mit hoher farbstabilität
US8791302B2 (en) 2010-12-17 2014-07-29 Basf Se Process for preparing an N,N-dialky-ethanolamine having high color stability

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3151166A (en) * 1960-09-12 1964-09-29 Jefferson Chem Co Inc Method for preparing color stable ethanolamines
US3131132A (en) * 1962-06-06 1964-04-28 Jefferson Chem Co Inc Purification of dimethylaminoethanol by acid treatment and distillation
US3686279A (en) * 1964-07-09 1972-08-22 Giffin D Jones 2-methylene-3-butenyl sulfonium salts useful as monomers
US3567779A (en) * 1967-11-20 1971-03-02 Jefferson Chem Co Inc Color stabilized dimethylethanolamine
JPS51146406A (en) * 1975-06-11 1976-12-16 Sanyo Chem Ind Ltd Purification of aminoalcohols

Also Published As

Publication number Publication date
FR2468579A1 (fr) 1981-05-08
DE3040732A1 (de) 1981-05-27
FR2468579B1 (cg-RX-API-DMAC10.html) 1984-02-10
SE8007424L (sv) 1981-05-01
BE885795A (fr) 1981-04-21
GB2061939A (en) 1981-05-20
SE447990B (sv) 1987-01-12
DE3040732C2 (de) 1986-05-22

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931027