FR1420183A - Perfectionnements apportés aux procédés pour la purification de 2, 6-xylénol brut - Google Patents

Perfectionnements apportés aux procédés pour la purification de 2, 6-xylénol brut

Info

Publication number: FR1420183A
Authority: FR; France
Prior art keywords: xylenol; crude; purification; processes
Prior art date: 1964-01-24
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

FR1332A

Other languages

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.)

General Electric Co

Original Assignee

General Electric Co

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.)

1964-01-24

Filing date

1965-01-08

Publication date

1965-12-03

1965-01-08 Application filed by General Electric Co filed Critical General Electric Co

1965-12-03 Application granted granted Critical

1965-12-03 Publication of FR1420183A publication Critical patent/FR1420183A/fr

Status Expired legal-status Critical Current

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)

FR1332A 1964-01-24 1965-01-08 Perfectionnements apportés aux procédés pour la purification de 2, 6-xylénol brut Expired FR1420183A (fr)

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
FR1420183A true FR1420183A (fr)	1965-12-03

Family

ID=23331880

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1332A Expired FR1420183A (fr)	1964-01-24	1965-01-08	Perfectionnements apportés aux procédés pour la purification de 2, 6-xylénol brut

Country Status (6)

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

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
CN107848840B (zh) *	2015-06-03	2021-07-06	孟山都技术公司	二氯苯酚的分离
WO2018106564A1 (fr) *	2016-12-07	2018-06-14	Monsanto Technology Llc	Procédés de purification, de récupération et de conversion de sels de chlorophénol, préparation et récupération de produits préparés à partir de ceux-ci

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE636903A (fr) *
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

1964
- 1964-01-24 US US04/340,101 patent/US4001341A/en not_active Expired - Lifetime
1965
- 1965-01-07 GB GB777/65A patent/GB1070082A/en not_active Expired
- 1965-01-08 FR FR1332A patent/FR1420183A/fr not_active Expired
- 1965-01-18 CH CH67165A patent/CH471764A/de not_active IP Right Cessation
- 1965-01-22 SE SE00859/65A patent/SE339691B/xx unknown
- 1965-01-23 DE DEG42644A patent/DE1290146B/de active Pending

Also Published As

Publication number	Publication date
SE339691B (fr)	1971-10-18
CH471764A (de)	1969-04-30
US4001341A (en)	1977-01-04
DE1290146B (de)	1969-03-06
GB1070082A (en)	1967-05-24

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