BR8306007A - Processo para reducao do teor de agua de um acido alcanossulfonico inferior - Google Patents
Processo para reducao do teor de agua de um acido alcanossulfonico inferiorInfo
- Publication number
- BR8306007A BR8306007A BR8306007A BR8306007A BR8306007A BR 8306007 A BR8306007 A BR 8306007A BR 8306007 A BR8306007 A BR 8306007A BR 8306007 A BR8306007 A BR 8306007A BR 8306007 A BR8306007 A BR 8306007A
- Authority
- BR
- Brazil
- Prior art keywords
- alkanosulphonic
- reducing
- acid
- water content
- content
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/461,776 US4450047A (en) | 1983-01-28 | 1983-01-28 | Process for recovering anhydrous alkanesulfonic acids by reduced pressure, falling film evaporation |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8306007A true BR8306007A (pt) | 1984-09-18 |
Family
ID=23833896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8306007A BR8306007A (pt) | 1983-01-28 | 1983-10-31 | Processo para reducao do teor de agua de um acido alcanossulfonico inferior |
Country Status (10)
Country | Link |
---|---|
US (1) | US4450047A (pt) |
EP (1) | EP0114925B1 (pt) |
JP (1) | JPS59141555A (pt) |
AR (1) | AR240311A1 (pt) |
AU (1) | AU562671B2 (pt) |
BR (1) | BR8306007A (pt) |
CA (1) | CA1204776A (pt) |
DE (1) | DE3365670D1 (pt) |
DK (1) | DK169620B1 (pt) |
MX (1) | MX165063B (pt) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3524656A1 (de) * | 1985-07-10 | 1987-01-15 | Stage Hermann | Verfahren und anlage zum desodorieren und/oder entsaeuern relativ kleiner, wechselnder chargen hochsiedender fluessigkeiten |
IT1196981B (it) * | 1986-07-23 | 1988-11-25 | Eniricerche Spa | Procedimento per la rimozione delle paraffine da miscele delle stesse con acidi paraffinsolfonici |
US4938846A (en) * | 1986-12-08 | 1990-07-03 | Atochem, North America, Inc. | Preparation of anhydrous alkanesulfonic acid |
US5271811A (en) * | 1988-01-29 | 1993-12-21 | Hoechst Celanese Corporation | Process for purifying 2-(4-isobutylphenyl)-propionic acid by vacuum distillation |
US5583253A (en) * | 1991-03-27 | 1996-12-10 | Henderson; Phyllis A. | Method of preparing purified alkanesulfonic acid |
US5449819A (en) * | 1994-06-06 | 1995-09-12 | Merck & Co., Inc. | Process for removing waste pox, alendronate and its by products |
US5589691A (en) * | 1994-06-06 | 1996-12-31 | Merck & Co., Inc. | Process for recovery and recycle of methanesulfonic acid and phosphorous acid |
US5873981A (en) * | 1996-12-26 | 1999-02-23 | The Dow Chemical Company | Recovery of anhydrous acids |
US6335373B1 (en) | 1997-04-16 | 2002-01-01 | Lycored Natural Products Industries, Ltd. | Process to produce stabilized carnosic acid in high concentration |
US6084122A (en) * | 1997-10-31 | 2000-07-04 | Celanese International Corporation | Sulfur removal process from an acrylate waste stream |
JP2001521919A (ja) * | 1997-10-31 | 2001-11-13 | セラニーズ・インターナショナル・コーポレーション | アクリレートの系から硫黄を除去する方法 |
US5922903A (en) * | 1997-11-10 | 1999-07-13 | Uop Llc | Falling film reactor with corrugated plates |
US6127571A (en) | 1997-11-11 | 2000-10-03 | Uop Llc | Controlled reactant injection with permeable plates |
EP0976451A1 (en) * | 1998-07-31 | 2000-02-02 | Haldor Topsoe A/S | Process for the recovery of perfluorinated sulphonic acids from spent acid |
EP2496328B1 (en) * | 2009-11-02 | 2020-02-12 | Chem Group, Inc. | Process for purifying processing fluids |
JP6084112B2 (ja) * | 2013-05-09 | 2017-02-22 | 株式会社荏原製作所 | Sn合金めっき装置およびSn合金めっき方法 |
CN105237441B (zh) * | 2015-11-02 | 2017-06-13 | 中国石油天然气股份有限公司 | 一种回收甲烷磺酸的装置和方法 |
US10577312B2 (en) | 2015-11-10 | 2020-03-03 | Basf Se | Process for purifying alkanesulfonic acids |
MY198293A (en) | 2015-11-10 | 2023-08-21 | Basf Se | Method of reprocessing alkanesulfonic acid |
CN109477225A (zh) | 2016-07-18 | 2019-03-15 | 巴斯夫欧洲公司 | 用于缩合反应的低腐蚀链烷磺酸 |
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 |
ES2899210T3 (es) | 2017-05-30 | 2022-03-10 | Basf Se | Procedimiento para la fabricación de ácido metanosulfónico |
KR20200118806A (ko) | 2018-02-07 | 2020-10-16 | 바스프 에스이 | 알칸설폰산의 제조방법 |
EP4010313B1 (en) | 2019-08-07 | 2023-09-06 | Basf Se | Recovery of water-free methanesulfonic acid from the bottom stream of a distillation column |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2124729A (en) * | 1934-06-06 | 1938-07-26 | Du Pont | Concentrating acid solutions |
US2285337A (en) * | 1938-03-24 | 1942-06-02 | Nat Oil Prod Co | Process of producing sulphonated products |
US2234166A (en) * | 1939-11-03 | 1941-03-11 | Distillation Products Inc | Vacuum distillation |
US2728717A (en) * | 1946-04-02 | 1955-12-27 | Samuel L Madorsky | High vacuum distillation apparatus |
US2711388A (en) * | 1949-08-25 | 1955-06-21 | Exxon Research Engineering Co | Concentration of aqueous acids by flash distillation |
US2909469A (en) * | 1956-12-07 | 1959-10-20 | Kentucky Res Foundation | Method and apparatus for rapidly obtaining test solutions |
NL241268A (pt) * | 1958-07-21 | |||
US3444049A (en) * | 1962-08-23 | 1969-05-13 | Weir Westgarth Ltd | Vertical multistage distillation apparatus |
US3509206A (en) * | 1967-03-01 | 1970-04-28 | Ppg Industries Inc | Alkanesulfonic acid preparation |
US3684459A (en) * | 1970-08-20 | 1972-08-15 | Phillips Fibers Corp | Plug metered evaporative reaction tube |
US3820582A (en) * | 1970-12-14 | 1974-06-28 | Rosenlew Ab Metallind O | Device for evaporation of liquids |
US3713786A (en) * | 1971-12-06 | 1973-01-30 | New Jersey Zinc Co | Evaporative sulfuric acid recovery from sulfuric acids containing sulfates |
US4035242A (en) * | 1975-09-29 | 1977-07-12 | Ppg Industries, Inc. | Distillative purification of alkane sulfonic acids |
CH604798A5 (pt) * | 1976-06-18 | 1978-09-15 | Bertrams Ag Hch | |
US4173246A (en) * | 1977-06-20 | 1979-11-06 | Sybron Corporation | Feed distributor for glassed steel wiped film evaporator |
JPS54151677A (en) * | 1978-05-16 | 1979-11-29 | Toyo Boseki | Concentrator for polyvinylalcohol |
-
1983
- 1983-01-28 US US06/461,776 patent/US4450047A/en not_active Expired - Lifetime
- 1983-08-25 EP EP83108385A patent/EP0114925B1/en not_active Expired
- 1983-08-25 DE DE8383108385T patent/DE3365670D1/de not_active Expired
- 1983-09-14 AU AU19114/83A patent/AU562671B2/en not_active Expired
- 1983-10-17 DK DK477883A patent/DK169620B1/da not_active IP Right Cessation
- 1983-10-26 JP JP58199336A patent/JPS59141555A/ja active Granted
- 1983-10-31 BR BR8306007A patent/BR8306007A/pt not_active IP Right Cessation
- 1983-11-29 MX MX199569A patent/MX165063B/es unknown
-
1984
- 1984-01-25 AR AR295518A patent/AR240311A1/es active
- 1984-01-27 CA CA000446233A patent/CA1204776A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS59141555A (ja) | 1984-08-14 |
CA1204776A (en) | 1986-05-20 |
DK477883A (da) | 1984-07-29 |
EP0114925B1 (en) | 1986-08-27 |
EP0114925A1 (en) | 1984-08-08 |
DE3365670D1 (en) | 1986-10-02 |
MX165063B (es) | 1992-10-20 |
AU562671B2 (en) | 1987-06-18 |
AU1911483A (en) | 1984-08-02 |
DK169620B1 (da) | 1994-12-27 |
AR240311A1 (es) | 1990-03-30 |
US4450047A (en) | 1984-05-22 |
DK477883D0 (da) | 1983-10-17 |
JPH0369340B2 (pt) | 1991-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 31/10/98 |
|
B15K | Others concerning applications: alteration of classification |
Ipc: C07C 303/42 (2006.01) |