FR2022981A1 - - Google Patents

Info

Publication number
FR2022981A1
FR2022981A1 FR6938740A FR6938740A FR2022981A1 FR 2022981 A1 FR2022981 A1 FR 2022981A1 FR 6938740 A FR6938740 A FR 6938740A FR 6938740 A FR6938740 A FR 6938740A FR 2022981 A1 FR2022981 A1 FR 2022981A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6938740A
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst 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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Publication of FR2022981A1 publication Critical patent/FR2022981A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/47—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
    • B01J39/04—Processes using organic exchangers
    • B01J39/05—Processes using organic exchangers in the strongly acidic form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR6938740A 1968-11-09 1969-11-12 Withdrawn FR2022981A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681808156 DE1808156A1 (de) 1968-11-09 1968-11-09 Verfahren zur Entfernung von Schwermetallionen aus wasserfreien,starken organischen Saeuren

Publications (1)

Publication Number Publication Date
FR2022981A1 true FR2022981A1 (fr) 1970-08-07

Family

ID=5712959

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6938740A Withdrawn FR2022981A1 (fr) 1968-11-09 1969-11-12

Country Status (6)

Country Link
BE (1) BE741497A (fr)
DE (1) DE1808156A1 (fr)
FR (1) FR2022981A1 (fr)
GB (1) GB1253607A (fr)
NL (1) NL6916294A (fr)
SE (1) SE367392B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2710058A1 (fr) * 1993-06-21 1995-03-24 Dufour Claude Procédé de préparation de sels organiques de cuivre et de zinc de haute pureté.

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1214477B (de) * 1960-05-20 1966-04-14 Giuseppe Stradella Verschluss fuer Klemmringe, Reifen od. dgl.
DE1196019B (de) * 1961-12-04 1965-07-01 Armel Monnier Verbindung von Teilen von Kunststoff-spannbaendern
DE1241671B (de) * 1962-03-23 1967-06-01 Jurid Werke Gmbh Schlauchklemme
US3838043A (en) * 1972-09-05 1974-09-24 Rohm & Haas Removal of residual organoleads from organic liquids
JPS54133495A (en) * 1978-04-10 1979-10-17 Asahi Chem Ind Co Ltd Recovering method for liquid phase oxidation catalyst
DE3511261A1 (de) * 1985-03-28 1986-10-09 Unima Maschinenbau Gmbh, 6603 Sulzbach Rohrschelle
DE3826572A1 (de) * 1988-08-04 1990-02-08 Hoechst Ag Verfahren zur herstellung von hochreinem 5,5'-(2,2,2-trifluor-1-(trifluormethyl) -ethyliden) bis-1,3-isobenzofurandion, verwendung des verfahrensproduktes zur herstellung von polyimiden sowie deren verwendung in der mikroelektronik
GB9122168D0 (en) * 1991-10-18 1991-11-27 Bp Chem Int Ltd Process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2710058A1 (fr) * 1993-06-21 1995-03-24 Dufour Claude Procédé de préparation de sels organiques de cuivre et de zinc de haute pureté.

Also Published As

Publication number Publication date
BE741497A (fr) 1970-05-11
NL6916294A (fr) 1970-05-12
GB1253607A (en) 1971-11-17
SE367392B (fr) 1974-05-27
DE1808156A1 (de) 1970-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse