CH471764A - Verfahren zur Reinigung von Xylenol - Google Patents

Verfahren zur Reinigung von Xylenol

Info

Publication number
CH471764A
CH471764A CH67165A CH67165A CH471764A CH 471764 A CH471764 A CH 471764A CH 67165 A CH67165 A CH 67165A CH 67165 A CH67165 A CH 67165A CH 471764 A CH471764 A CH 471764A
Authority
CH
Switzerland
Prior art keywords
xylenol
purifying
purifying xylenol
Prior art date
Application number
CH67165A
Other languages
English (en)
Inventor
Francis Welch John
Peter Civardi Frank
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of CH471764A publication Critical patent/CH471764A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH67165A 1964-01-24 1965-01-18 Verfahren zur Reinigung von Xylenol CH471764A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US04/340,101 US4001341A (en) 1964-01-24 1964-01-24 Extraction separation

Publications (1)

Publication Number Publication Date
CH471764A true CH471764A (de) 1969-04-30

Family

ID=23331880

Family Applications (1)

Application Number Title Priority Date Filing Date
CH67165A CH471764A (de) 1964-01-24 1965-01-18 Verfahren zur Reinigung von Xylenol

Country Status (6)

Country Link
US (1) US4001341A (de)
CH (1) CH471764A (de)
DE (1) DE1290146B (de)
FR (1) FR1420183A (de)
GB (1) GB1070082A (de)
SE (1) SE339691B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4275246A (en) * 1979-07-02 1981-06-23 Koppers Company, Inc. Separation of phenols
US5001214A (en) * 1989-06-23 1991-03-19 General Electric Company Low odor polyphenylene ether produced in the absence of odor causing amine, in presence of manganese chelate complex catalyst
US5885422A (en) * 1997-02-26 1999-03-23 Stone & Webster Engineering Corporation Spent caustic (pre)treatment process
DE19954141A1 (de) 1999-11-11 2001-06-13 Phenolchemie Gmbh & Co Kg Verfahren zur Verringerung des Salzgehaltes in Hochsieder aufweisenden Fraktionen, die bei der Herstellung von Phenol aus Cumol anfallen, durch Extraktion
WO2016196428A1 (en) * 2015-06-03 2016-12-08 Monsanto Technology Llc Separation of dichlorophenols
WO2018106564A1 (en) * 2016-12-07 2018-06-14 Monsanto Technology Llc Processes for purification, recovery, and conversion of chlorophenol salts and preparation and recovery of products prepared therefrom

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE636903A (de) *
US2581406A (en) * 1949-05-04 1952-01-08 Golumbic Calvin Separation of individual phenols from a mixture of isomeric, homologous, or other closely related phenols
GB708925A (en) * 1951-03-30 1954-05-12 Vulcan Chemical Company Ltd Separation of phenols by fractional distillation
GB717588A (en) * 1951-10-01 1954-10-27 Ici Ltd Improvements in and relating to the production of 2,6-xylenol
US2789146A (en) * 1954-08-10 1957-04-16 Consolidation Coal Co Separation of 2, 6-xylenols from cresols

Also Published As

Publication number Publication date
DE1290146B (de) 1969-03-06
SE339691B (de) 1971-10-18
FR1420183A (fr) 1965-12-03
GB1070082A (en) 1967-05-24
US4001341A (en) 1977-01-04

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Legal Events

Date Code Title Description
PL Patent ceased