DK477883D0 - Fremgangsmade til fremstilling af vandfrie alkansulfonsyrer - Google Patents
Fremgangsmade til fremstilling af vandfrie alkansulfonsyrerInfo
- Publication number
- DK477883D0 DK477883D0 DK4778/83A DK477883A DK477883D0 DK 477883 D0 DK477883 D0 DK 477883D0 DK 4778/83 A DK4778/83 A DK 4778/83A DK 477883 A DK477883 A DK 477883A DK 477883 D0 DK477883 D0 DK 477883D0
- Authority
- DK
- Denmark
- Prior art keywords
- alkan
- anhydrous
- procedure
- preparation
- sulphonic acids
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US46177683 | 1983-01-28 | ||
US06/461,776 US4450047A (en) | 1983-01-28 | 1983-01-28 | Process for recovering anhydrous alkanesulfonic acids by reduced pressure, falling film evaporation |
Publications (3)
Publication Number | Publication Date |
---|---|
DK477883D0 true DK477883D0 (da) | 1983-10-17 |
DK477883A DK477883A (da) | 1984-07-29 |
DK169620B1 DK169620B1 (da) | 1994-12-27 |
Family
ID=23833896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK477883A DK169620B1 (da) | 1983-01-28 | 1983-10-17 | Fremgangsmåde til fremstilling af vandfrie alkansulfonsyrer |
Country Status (10)
Country | Link |
---|---|
US (1) | US4450047A (da) |
EP (1) | EP0114925B1 (da) |
JP (1) | JPS59141555A (da) |
AR (1) | AR240311A1 (da) |
AU (1) | AU562671B2 (da) |
BR (1) | BR8306007A (da) |
CA (1) | CA1204776A (da) |
DE (1) | DE3365670D1 (da) |
DK (1) | DK169620B1 (da) |
MX (1) | MX165063B (da) |
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 |
EP0975572B1 (en) | 1997-04-16 | 2003-12-03 | Lycored Natural Products Industries Ltd | A novel process to produce stabilized carnosic acid in high concentration |
EP1028936B1 (en) * | 1997-10-31 | 2003-03-26 | Celanese International Corporation | Sulfur removal process from an acrylate stream |
US6084122A (en) * | 1997-10-31 | 2000-07-04 | Celanese International Corporation | Sulfur removal process from an acrylate waste stream |
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 |
WO2011053983A1 (en) * | 2009-11-02 | 2011-05-05 | 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 |
MY188862A (en) | 2015-11-10 | 2022-01-10 | Basf Se | Process for purifying alkanesulfonic acids |
BR112018009402B1 (pt) * | 2015-11-10 | 2021-05-11 | Basf Se | método para reprocessamento de ácido alcanossulfônico |
KR20190028444A (ko) | 2016-07-18 | 2019-03-18 | 바스프 에스이 | 축합 반응을 위한 낮은 부식 알칸 술폰산 |
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 |
CN110678443B (zh) | 2017-05-30 | 2022-10-25 | 巴斯夫欧洲公司 | 制造甲磺酸的方法 |
CA3090041A1 (en) | 2018-02-07 | 2019-08-15 | Basf Se | Process for the manufacturing of alkanesulfonic acids |
KR20220041842A (ko) | 2019-08-07 | 2022-04-01 | 바스프 에스이 | 증류 칼럼의 저부 스트림으로부터 물-비함유 메탄설폰산의 회수 |
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 |
NL113489C (da) * | 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 (da) * | 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 DE DE8383108385T patent/DE3365670D1/de not_active Expired
- 1983-08-25 EP EP83108385A patent/EP0114925B1/en 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 |
---|---|
JPH0369340B2 (da) | 1991-10-31 |
EP0114925A1 (en) | 1984-08-08 |
MX165063B (es) | 1992-10-20 |
EP0114925B1 (en) | 1986-08-27 |
CA1204776A (en) | 1986-05-20 |
DE3365670D1 (en) | 1986-10-02 |
US4450047A (en) | 1984-05-22 |
DK477883A (da) | 1984-07-29 |
AR240311A1 (es) | 1990-03-30 |
DK169620B1 (da) | 1994-12-27 |
AU562671B2 (en) | 1987-06-18 |
AU1911483A (en) | 1984-08-02 |
JPS59141555A (ja) | 1984-08-14 |
BR8306007A (pt) | 1984-09-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B1 | Patent granted (law 1993) | ||
PUP | Patent expired |