FR2274589A2 - Procede pour la purif - Google Patents

Procede pour la purif

Info

Publication number
FR2274589A2
FR2274589A2 FR7518280A FR7518280A FR2274589A2 FR 2274589 A2 FR2274589 A2 FR 2274589A2 FR 7518280 A FR7518280 A FR 7518280A FR 7518280 A FR7518280 A FR 7518280A FR 2274589 A2 FR2274589 A2 FR 2274589A2
Authority
FR
France
Prior art keywords
purify process
purify
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.)
Granted
Application number
FR7518280A
Other languages
English (en)
Other versions
FR2274589B3 (fr
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.)
Veba Oel AG
Original Assignee
Veba Oel 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 Veba Oel AG filed Critical Veba Oel AG
Publication of FR2274589A2 publication Critical patent/FR2274589A2/fr
Application granted granted Critical
Publication of FR2274589B3 publication Critical patent/FR2274589B3/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/79—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/28—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation of CHx-moieties
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7518280A 1974-06-11 1975-06-11 Procede pour la purif Granted FR2274589A2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2428081A DE2428081C3 (de) 1974-06-11 1974-06-11 Kontinuierliches Verfahren zum Reinigen von Glyoxal

Publications (2)

Publication Number Publication Date
FR2274589A2 true FR2274589A2 (fr) 1976-01-09
FR2274589B3 FR2274589B3 (fr) 1979-02-23

Family

ID=5917827

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7518280A Granted FR2274589A2 (fr) 1974-06-11 1975-06-11 Procede pour la purif

Country Status (5)

Country Link
US (1) US4065506A (fr)
JP (1) JPS518208A (fr)
DE (1) DE2428081C3 (fr)
FR (1) FR2274589A2 (fr)
GB (1) GB1510219A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0219045A2 (fr) * 1985-10-11 1987-04-22 BASF Aktiengesellschaft Procédé de décoloration de solutions aqueuses du glyoxal

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2540105B1 (fr) * 1983-01-29 1986-02-14 Basf Ag Procede pour la purification de solutions aqueuses de glyoxal
US6462527B1 (en) 2001-01-26 2002-10-08 True Circuits, Inc. Programmable current mirror
FR2855171B1 (fr) * 2003-05-22 2005-08-05 Clariant Procede de separation d'un diacetal du glyoxal d'un melange brut le contenant par extraction liquide-liquide a contre-courant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2339346A (en) * 1940-07-30 1944-01-18 Carbide & Carbon Chem Corp Process for making dicarbonylic compounds
US3367973A (en) * 1963-09-27 1968-02-06 Baker Chem Co J T Glyoxal monoalkyl hemiacetal
US3542879A (en) * 1968-04-15 1970-11-24 Ici Ltd Preparation of anhydrous monomeric glyoxal
US3574765A (en) * 1968-08-30 1971-04-13 Union Carbide Corp Process for decolorization of glyoxal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0219045A2 (fr) * 1985-10-11 1987-04-22 BASF Aktiengesellschaft Procédé de décoloration de solutions aqueuses du glyoxal
EP0219045A3 (fr) * 1985-10-11 1988-09-14 BASF Aktiengesellschaft Procédé de décoloration de solutions aqueuses du glyoxal

Also Published As

Publication number Publication date
FR2274589B3 (fr) 1979-02-23
DE2428081B2 (de) 1980-06-04
DE2428081C3 (de) 1981-02-19
JPS518208A (en) 1976-01-23
US4065506A (en) 1977-12-27
DE2428081A1 (de) 1976-01-02
GB1510219A (en) 1978-05-10

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