FR2325640B1 - - Google Patents
Info
- Publication number
- FR2325640B1 FR2325640B1 FR7618856A FR7618856A FR2325640B1 FR 2325640 B1 FR2325640 B1 FR 2325640B1 FR 7618856 A FR7618856 A FR 7618856A FR 7618856 A FR7618856 A FR 7618856A FR 2325640 B1 FR2325640 B1 FR 2325640B1
- 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.)
- Expired
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/617,477 US4035242A (en) | 1975-09-29 | 1975-09-29 | Distillative purification of alkane sulfonic acids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2325640A1 FR2325640A1 (fr) | 1977-04-22 |
| FR2325640B1 true FR2325640B1 (OSRAM) | 1979-06-08 |
Family
ID=24473805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7618856A Granted FR2325640A1 (fr) | 1975-09-29 | 1976-06-21 | Purification des acides alcanesulfoniques par distillation |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4035242A (OSRAM) |
| JP (1) | JPS5242819A (OSRAM) |
| DE (1) | DE2643000A1 (OSRAM) |
| FR (1) | FR2325640A1 (OSRAM) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3266452D1 (en) * | 1981-03-30 | 1985-10-31 | Pennwalt Corp | Process for the preparation of anhydrous alkane sulfonic acids |
| JPS59106455A (ja) * | 1982-12-09 | 1984-06-20 | Lion Corp | 界面活性剤スラリ−中の未反応油分の除去方法 |
| US4450047A (en) * | 1983-01-28 | 1984-05-22 | Penwalt Corporation | Process for recovering anhydrous alkanesulfonic acids by reduced pressure, falling film evaporation |
| US4938846A (en) * | 1986-12-08 | 1990-07-03 | Atochem, North America, Inc. | Preparation of anhydrous alkanesulfonic acid |
| US5284993A (en) * | 1992-09-21 | 1994-02-08 | Phillips Petroleum Company | Alkylation catalyst regeneration |
| US5873981A (en) * | 1996-12-26 | 1999-02-23 | The Dow Chemical Company | Recovery of anhydrous acids |
| DE10041758A1 (de) * | 2000-08-25 | 2002-03-07 | Basf Ag | Verbessertes Verfahren zur Aufbereitung von Stoffen in chemischen Apparaten mit Einbauten zum Stoffaustausch |
| TR201904923T4 (tr) | 2013-11-19 | 2019-05-21 | Aqua Metals Inc | Kurşun asitli bataryanın izabesiz geri dönüşümü için cihazlar ve yöntemler. |
| DK3294929T3 (da) | 2015-05-13 | 2021-07-12 | Aqua Metals Inc | Systemer med lukket kredsløb og fremgangsmåder til genanvendelse af blysyrebatterier |
| CN107923057B (zh) | 2015-05-13 | 2020-07-14 | 艾库伊金属有限公司 | 电沉积铅组合物、生产方法和用途 |
| HUE052705T2 (hu) | 2015-05-13 | 2021-05-28 | Aqua Metals Inc | Rendszerek és eljárások ólom visszanyerésére ólomsavas akkumulátorokból |
| 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 |
| CA3004802C (en) | 2015-11-10 | 2024-03-05 | Basf Se | Method of reprocessing alkanesulfonic acid |
| US10577312B2 (en) | 2015-11-10 | 2020-03-03 | Basf Se | Process for purifying alkanesulfonic acids |
| US10316420B2 (en) | 2015-12-02 | 2019-06-11 | Aqua Metals Inc. | Systems and methods for continuous alkaline lead acid battery recycling |
| 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 |
| MY199501A (en) * | 2017-05-30 | 2023-11-01 | Basf Se | Process for the production of alkanesulfonic acids |
| US11247967B2 (en) | 2018-02-07 | 2022-02-15 | Basf Se | Process for the manufacturing of alkanesulfonic acids |
| JP7310350B2 (ja) * | 2019-06-20 | 2023-07-19 | Dic株式会社 | メタンスルホン酸の精製方法、及び精製されたメタンスルホン酸の使用方法 |
| EP3763700A1 (en) * | 2019-07-10 | 2021-01-13 | Grillo-Werke Aktiengesellschaft | Improved process for the purification of sulfonic acids |
| KR102886808B1 (ko) * | 2019-08-07 | 2025-11-14 | 바스프 에스이 | 증류 칼럼의 저부 스트림으로부터 물-비함유 메탄설폰산의 회수 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2285337A (en) * | 1938-03-24 | 1942-06-02 | Nat Oil Prod Co | Process of producing sulphonated products |
| US3509206A (en) * | 1967-03-01 | 1970-04-28 | Ppg Industries Inc | Alkanesulfonic acid preparation |
-
1975
- 1975-09-29 US US05/617,477 patent/US4035242A/en not_active Expired - Lifetime
-
1976
- 1976-06-21 FR FR7618856A patent/FR2325640A1/fr active Granted
- 1976-07-07 JP JP51080804A patent/JPS5242819A/ja active Granted
- 1976-09-24 DE DE19762643000 patent/DE2643000A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5242819A (en) | 1977-04-04 |
| DE2643000A1 (de) | 1977-03-31 |
| JPS5530788B2 (OSRAM) | 1980-08-13 |
| US4035242A (en) | 1977-07-12 |
| FR2325640A1 (fr) | 1977-04-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |