CH625506A5 - Process for purifying alkylsulphonic acids - Google Patents

Process for purifying alkylsulphonic acids Download PDF

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Publication number
CH625506A5
CH625506A5 CH830977A CH830977A CH625506A5 CH 625506 A5 CH625506 A5 CH 625506A5 CH 830977 A CH830977 A CH 830977A CH 830977 A CH830977 A CH 830977A CH 625506 A5 CH625506 A5 CH 625506A5
Authority
CH
Switzerland
Prior art keywords
ether
sulfuric acid
sulphoxidation
acids
aqueous
Prior art date
Application number
CH830977A
Other languages
English (en)
Italian (it)
Inventor
Claudio Divo
Paolo Del Pino
Original Assignee
Euteco Spa
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 Euteco Spa filed Critical Euteco Spa
Publication of CH625506A5 publication Critical patent/CH625506A5/it

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH830977A 1977-01-11 1977-07-06 Process for purifying alkylsulphonic acids CH625506A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19155/77A IT1074825B (it) 1977-01-11 1977-01-11 Procedimento per la purificazione di acidi alchilsolfonici

Publications (1)

Publication Number Publication Date
CH625506A5 true CH625506A5 (en) 1981-09-30

Family

ID=11155338

Family Applications (1)

Application Number Title Priority Date Filing Date
CH830977A CH625506A5 (en) 1977-01-11 1977-07-06 Process for purifying alkylsulphonic acids

Country Status (7)

Country Link
CH (1) CH625506A5 (xx)
DE (1) DE2730245A1 (xx)
ES (1) ES460504A1 (xx)
FR (1) FR2376842A1 (xx)
GB (1) GB1532207A (xx)
IT (1) IT1074825B (xx)
YU (1) YU166077A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3004651A1 (de) * 1980-02-08 1981-08-13 Chemische Werke Hüls AG, 4370 Marl Verfahren zur abtrennung von sulfonsaeuren aus dem bei der umsetzung von paraffinen mit schwefeldioxid, sauerstoff und wasser in gegenwart von uv-licht erhaltenem reaktionsprodukt
DE3048058C2 (de) * 1980-12-19 1983-04-28 Hoechst Ag, 6230 Frankfurt Verfahren zur Abtrennung von Schwefelsäure aus dem bei der Sulfoxidation von n-Paraffinen anfallenden rohen Sulfonierungsgemisch
DE3210573A1 (de) * 1982-03-23 1983-10-06 Hoechst Ag Verfahren zum abtrennen von schwefelsaeure aus dem bei der sulfoxidation von paraffinen anfallenden reaktionsgemisch
IT1191720B (it) * 1986-03-27 1988-03-23 Eniricerche Spa Procedimento per la estrazione di paraffine da miscele delle stesse con acidi alcansolfonici
IT1196982B (it) * 1986-07-23 1988-11-25 Eniricerche Spa Procedimento di estrazione di paraffine da miscele contenenti le stesse ed acidi alcansolfonici
DE3639464A1 (de) * 1986-11-18 1988-05-19 Hoechst Ag Verfahren zur isolierung von alkalisulfat-armen paraffinsulfonaten und schwefelsaeure aus paraffin-sulfoxidation-reaktionsgemischen ohne zwangsanfall von natriumsulfat
DE102007020697A1 (de) 2007-05-03 2008-11-06 Clariant International Ltd. Verfahren zur Isolierung konzentrierter Paraffinsulfonsäuren
DE102008032723A1 (de) 2008-07-11 2010-01-14 Clariant International Limited Verfahren zur Isolierung von Paraffinsulfonsäuren
DE102014009835B4 (de) 2014-07-03 2020-12-24 Weylchem Wiesbaden Gmbh Verfahren zur Herstellung sekundärer Natrium-Alkansulfonate

Also Published As

Publication number Publication date
FR2376842A1 (fr) 1978-08-04
ES460504A1 (es) 1978-05-16
FR2376842B1 (xx) 1980-08-22
IT1074825B (it) 1985-04-20
YU166077A (en) 1982-06-30
GB1532207A (en) 1978-11-15
DE2730245A1 (de) 1978-07-20

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Legal Events

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PL Patent ceased