BR8905599A - Processo para remover impurezas organicas oxidaveis - Google Patents

Processo para remover impurezas organicas oxidaveis

Info

Publication number
BR8905599A
BR8905599A BR898905599A BR8905599A BR8905599A BR 8905599 A BR8905599 A BR 8905599A BR 898905599 A BR898905599 A BR 898905599A BR 8905599 A BR8905599 A BR 8905599A BR 8905599 A BR8905599 A BR 8905599A
Authority
BR
Brazil
Prior art keywords
remove
organic impurities
oxidable organic
oxidable
impurities
Prior art date
Application number
BR898905599A
Other languages
English (en)
Inventor
Martin Nozowitz
Original Assignee
Pennwalt Corp
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 Pennwalt Corp filed Critical Pennwalt Corp
Publication of BR8905599A publication Critical patent/BR8905599A/pt

Links

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
    • C07C303/44—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BR898905599A 1988-12-12 1989-11-01 Processo para remover impurezas organicas oxidaveis BR8905599A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/283,112 US4895977A (en) 1988-12-12 1988-12-12 Purification of alkanesulfonic acids using ozone

Publications (1)

Publication Number Publication Date
BR8905599A true BR8905599A (pt) 1990-08-21

Family

ID=23084577

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898905599A BR8905599A (pt) 1988-12-12 1989-11-01 Processo para remover impurezas organicas oxidaveis

Country Status (8)

Country Link
US (1) US4895977A (pt)
EP (1) EP0373305B1 (pt)
JP (1) JPH02258757A (pt)
BR (1) BR8905599A (pt)
CA (1) CA1306467C (pt)
DE (1) DE68905306T2 (pt)
DK (1) DK458489A (pt)
MX (1) MX170636B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5583253A (en) * 1991-03-27 1996-12-10 Henderson; Phyllis A. Method of preparing purified alkanesulfonic acid
DE19918284C1 (de) * 1999-04-22 2000-12-14 Celanese Chem Europe Gmbh Verfahren zur Herstellung von sulfonierten Arylphosphinen
US9399618B2 (en) * 2003-05-12 2016-07-26 Arkema Inc. High purity electrolytic sulfonic acid solutions
CA2525064C (en) * 2003-05-12 2013-01-08 Arkema Inc. High purity electrolytic sulfonic acid solutions
US7297813B2 (en) * 2004-08-05 2007-11-20 Arkema Inc. Removal of alkyl alkanesulfonate esters from alkanesulfonic acids and other organic media
WO2009121881A1 (de) * 2008-04-01 2009-10-08 Basf Se Verfahren zur farbaufhellung von polyisocyanaten mit ozonhaltigem gas
JP5405129B2 (ja) * 2009-01-05 2014-02-05 三菱マテリアル株式会社 ペルフルオロアルキルスルホン酸塩の製造方法
WO2011054703A1 (de) * 2009-11-03 2011-05-12 Basf Se Verfahren zur handhabung von wässrigen methansulfonsäurelösungen
US10214485B2 (en) 2015-11-10 2019-02-26 Basf Se Method of reprocessing alkanesulfonic acid
US10577312B2 (en) 2015-11-10 2020-03-03 Basf Se Process for purifying alkanesulfonic acids
TW201841881A (zh) 2017-04-18 2018-12-01 德商巴斯夫歐洲公司 純化烷烴磺酸酐的方法及使用純化的烷烴磺酸酐製造烷烴磺酸的方法
SG11202007292TA (en) 2018-02-07 2020-08-28 Basf Se Process for the manufacturing of alkanesulfonic acids

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667507A (en) * 1950-08-31 1954-01-26 Celanese Corp Preparation of disulfonic acids
US2842588A (en) * 1957-07-03 1958-07-08 Sun Oil Co Treatment of sulfonic acids
US3147303A (en) * 1959-04-25 1964-09-01 Bayer Ag Process for refining alkanesulfonyl chlorides
DE1127352B (de) * 1960-10-15 1962-04-12 Basf Ag Verfahren zur Aufhellung roher aliphatischer oder aromatischer Sulfonsaeuren, deren Salzen, Chloriden oder Estern
US3248423A (en) * 1962-11-30 1966-04-26 Hooker Chemical Corp Process for preparing alkyl sulfonyl chlorides
US3413337A (en) * 1965-10-18 1968-11-26 Phillips Petroleum Co Sulfoxidation process
US3479398A (en) * 1965-12-30 1969-11-18 Phillips Petroleum Co Nitrogen oxide compounds as sulfoxidation promoters
US3485870A (en) * 1966-04-11 1969-12-23 Phillips Petroleum Co Halogen oxides,halogen oxy acids,and salts thereof as sulfoxidation promoters
DE1280848B (de) * 1966-09-09 1968-10-24 Hoechst Ag Verfahren zur Aufhellung von verfaerbten Sulfonaten und Sulfaten
DE2504235C3 (de) * 1975-02-01 1979-04-19 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur Herstellung von Alkylsulfonsäuren
DD123088A1 (pt) * 1975-10-14 1976-11-20
US4549993A (en) * 1984-04-06 1985-10-29 Pennwalt Corporation Purification of crude, liquid organosulfonyl chloride
CA1313676C (en) * 1987-12-23 1993-02-16 Mark Owen Scates Purification of acetic acid with ozone

Also Published As

Publication number Publication date
EP0373305A1 (en) 1990-06-20
DK458489A (da) 1990-06-13
CA1306467C (en) 1992-08-18
MX170636B (es) 1993-09-02
JPH02258757A (ja) 1990-10-19
US4895977A (en) 1990-01-23
DE68905306T2 (de) 1994-03-17
DK458489D0 (da) 1989-09-18
DE68905306D1 (de) 1993-04-15
EP0373305B1 (en) 1993-03-10

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Legal Events

Date Code Title Description
FB19 Grant procedure suspended (art. 19)
FF Decision: intention to grant
KD Notifcation of receipt (letter patent)
FG Letter patent granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 01/11/2004