CN1086384C - 催化合成甲硫醇产品气体混合物的分离方法 - Google Patents
催化合成甲硫醇产品气体混合物的分离方法 Download PDFInfo
- Publication number
- CN1086384C CN1086384C CN97123455A CN97123455A CN1086384C CN 1086384 C CN1086384 C CN 1086384C CN 97123455 A CN97123455 A CN 97123455A CN 97123455 A CN97123455 A CN 97123455A CN 1086384 C CN1086384 C CN 1086384C
- Authority
- CN
- China
- Prior art keywords
- alcohol
- water
- product
- thiomethyl
- hydrogen sulfide
- Prior art date
- 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 - Lifetime
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Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C319/00—Preparation of thiols, sulfides, hydropolysulfides or polysulfides
- C07C319/26—Separation; Purification; Stabilisation; Use of additives
- C07C319/28—Separation; Purification
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19654516A DE19654516C1 (de) | 1996-12-27 | 1996-12-27 | Verfahren zur Auftrennung des Produktgasgemisches der katalytischen Synthese von Methylmercaptan |
DE19654516.1 | 1996-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1189487A CN1189487A (zh) | 1998-08-05 |
CN1086384C true CN1086384C (zh) | 2002-06-19 |
Family
ID=7816318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97123455A Expired - Lifetime CN1086384C (zh) | 1996-12-27 | 1997-12-26 | 催化合成甲硫醇产品气体混合物的分离方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5866721A (zh) |
EP (1) | EP0850923B1 (zh) |
JP (1) | JP3853496B2 (zh) |
CN (1) | CN1086384C (zh) |
BR (1) | BR9706467A (zh) |
DE (2) | DE19654516C1 (zh) |
ES (1) | ES2154874T3 (zh) |
RU (1) | RU2178411C2 (zh) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6198003B1 (en) * | 1999-04-20 | 2001-03-06 | Albemarle Corporation | Method for producing alkyl mercaptans and/or dialkyl monosulfides |
US6342651B1 (en) | 1999-08-05 | 2002-01-29 | Novus International, Inc. | Reductive combustion of ammonium salts of sulfuric acid |
DE10245164B4 (de) * | 2002-09-26 | 2014-11-13 | Evonik Degussa Gmbh | Verfahren zur Umwandlung von Polysulfanen |
US7604788B2 (en) * | 2002-09-26 | 2009-10-20 | Evonik Degussa Gmbh | Process for the conversion of polysulfanes |
DE10331952A1 (de) * | 2003-07-15 | 2005-02-10 | Degussa Ag | Vorrichtung und Verfahren zur diskontinuierlichen Polykondensation |
DE10357091A1 (de) * | 2003-12-06 | 2005-07-07 | Degussa Ag | Vorrichtung und Verfahren zur Abscheidung feinster Partikel aus der Gasphase |
DE10359636A1 (de) * | 2003-12-18 | 2005-07-28 | Degussa Ag | Verfahren zur Abtrennung von Methylmercaptan aus Reaktionsgemischen |
DE102004010055A1 (de) * | 2004-03-02 | 2005-09-22 | Degussa Ag | Verfahren zur Herstellung von Silicium |
DE102004045245B4 (de) | 2004-09-17 | 2007-11-15 | Degussa Gmbh | Vorrichtung und Verfahren zur Herstellung von Silanen |
DE102005016369A1 (de) | 2005-04-09 | 2006-10-12 | Degussa Ag | Verfahren zur kontinuierlichen Herstellung von Methylmercaptan |
DE102005043151A1 (de) * | 2005-09-10 | 2007-03-22 | Degussa Ag | Verfahren zur Herstellung von Methylmercaptan |
DE102005046105B3 (de) * | 2005-09-27 | 2007-04-26 | Degussa Gmbh | Verfahren zur Herstellung von Monosilan |
DE102007007458A1 (de) | 2007-02-15 | 2008-08-21 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Methylmercaptan aus Dialkylsulfiden und Dialkylpolysulfiden |
DE102007024576A1 (de) | 2007-05-25 | 2009-05-20 | Evonik Degussa Gmbh | Verfahren zur kontinuierlichen Herstellung von Methylmercaptan aus kohlenstoff- und wasserstoffhaltigen Verbindungen |
JP4968207B2 (ja) * | 2008-07-31 | 2012-07-04 | 住友化学株式会社 | 硫化水素ガスの精製方法。 |
DE102009027837A1 (de) * | 2009-07-20 | 2011-01-27 | Evonik Degussa Gmbh | Verfahren zur kontinuierlichen Herstellung von Methylmercaptan aus kohlenstoffhaltigen Verbindungen, Schwefel und Wasserstoff |
US8815058B2 (en) * | 2010-06-30 | 2014-08-26 | Honeywell International Inc. | Extractive distillation of AsF5 and PF5 using HF |
DE102010064250A1 (de) | 2010-12-28 | 2012-06-28 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Methylmercaptopropionaldehyd |
CN102659648B (zh) * | 2012-04-28 | 2014-07-30 | 重庆紫光天化蛋氨酸有限责任公司 | 分离含有甲硫醚和甲硫醇的混合液的方法和系统 |
EP2765127A1 (de) | 2013-02-06 | 2014-08-13 | Evonik Industries AG | Verfahren zur Abtrennung von Acrolein aus dem Prozessgas einer heterogen katalysierten Oxidation von Propen |
CN103331075B (zh) * | 2013-07-12 | 2016-06-01 | 湖北兴发化工集团股份有限公司 | 二甲基硫醚的尾气吸收方法及装置 |
CA3020740A1 (en) | 2016-05-31 | 2017-12-07 | Novus International Inc. | Process for producing methyl mercaptan from dimethyl sulfide |
US10273204B2 (en) | 2016-08-19 | 2019-04-30 | Chevron Phillips Chemical Company Lp | Process for conversion of dimethyl sulfide to methyl mercaptan |
CN110152443A (zh) * | 2019-07-01 | 2019-08-23 | 扬州市职业大学(扬州市广播电视大学) | 一种二甲基二硫醚生产用废气处理装置 |
FR3118032B1 (fr) * | 2020-12-17 | 2023-12-22 | Arkema France | Procede de preparation de methylmercaptan avec traitement des rejets gazeux |
FR3117883B1 (fr) * | 2020-12-17 | 2024-02-23 | Arkema France | Procede de sechage du methylmercaptan par distillation azeotropique |
CN112552217A (zh) * | 2020-12-26 | 2021-03-26 | 查都(海南)科技有限公司 | 一种甲硫醇提纯装置 |
CN112979516B (zh) * | 2021-04-20 | 2023-12-08 | 查都(海南)科技有限公司 | 一种节能的甲硫醇合成装置 |
CN114181125A (zh) * | 2021-12-10 | 2022-03-15 | 宁夏紫光天化蛋氨酸有限责任公司 | 甲硫醇的分离方法 |
CN114249676B (zh) * | 2021-12-10 | 2024-05-17 | 宁夏紫光天化蛋氨酸有限责任公司 | 甲硫醇的纯化分离方法及装置 |
CN114478334B (zh) * | 2022-02-25 | 2023-11-10 | 新疆广汇陆友硫化工有限公司 | 一种甲硫醇硫化法生产二甲基二硫的方法 |
CN114702420A (zh) * | 2022-05-07 | 2022-07-05 | 宁夏紫光天化蛋氨酸有限责任公司 | 甲硫醇与二甲硫醚的分离方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1768682A1 (de) * | 1967-06-29 | 1971-05-06 | Air Reduction | Verfahren zur Herstellung von Vinylacetat |
FR2477538A2 (fr) * | 1980-03-06 | 1981-09-11 | Rhone Poulenc Ind | Procede de preparation de methylmercaptan a partir d'hydrogene sulfure et de methanol |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1768826B1 (de) * | 1968-07-04 | 1971-08-26 | Degussa | Verfahren zur Gewinnung von niederen aliphatischen Mercaptanen |
-
1996
- 1996-12-27 DE DE19654516A patent/DE19654516C1/de not_active Expired - Fee Related
-
1997
- 1997-06-30 US US08/885,043 patent/US5866721A/en not_active Expired - Lifetime
- 1997-12-18 ES ES97122374T patent/ES2154874T3/es not_active Expired - Lifetime
- 1997-12-18 DE DE59703013T patent/DE59703013D1/de not_active Expired - Lifetime
- 1997-12-18 EP EP97122374A patent/EP0850923B1/de not_active Expired - Lifetime
- 1997-12-25 JP JP35662297A patent/JP3853496B2/ja not_active Expired - Lifetime
- 1997-12-26 CN CN97123455A patent/CN1086384C/zh not_active Expired - Lifetime
- 1997-12-26 BR BR9706467A patent/BR9706467A/pt not_active IP Right Cessation
- 1997-12-26 RU RU97121987/04A patent/RU2178411C2/ru active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1768682A1 (de) * | 1967-06-29 | 1971-05-06 | Air Reduction | Verfahren zur Herstellung von Vinylacetat |
FR2477538A2 (fr) * | 1980-03-06 | 1981-09-11 | Rhone Poulenc Ind | Procede de preparation de methylmercaptan a partir d'hydrogene sulfure et de methanol |
Also Published As
Publication number | Publication date |
---|---|
CN1189487A (zh) | 1998-08-05 |
EP0850923A1 (de) | 1998-07-01 |
ES2154874T3 (es) | 2001-04-16 |
US5866721A (en) | 1999-02-02 |
EP0850923B1 (de) | 2001-02-21 |
JPH10195041A (ja) | 1998-07-28 |
DE19654516C1 (de) | 1998-10-01 |
JP3853496B2 (ja) | 2006-12-06 |
BR9706467A (pt) | 1999-06-01 |
RU2178411C2 (ru) | 2002-01-20 |
DE59703013D1 (de) | 2001-03-29 |
MX9710335A (es) | 1998-06-30 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: DEGUSSA CO., LTD. Free format text: FORMER NAME: DIGUSSA CO., LTD. Owner name: EVONIK DEGUSSA CO., LTD. Free format text: FORMER NAME: DEGUSSA CO., LTD. |
|
CP03 | Change of name, title or address |
Address after: essen Patentee after: EVONIK DEGUSSA GmbH Address before: Dusseldorf Patentee before: DEGUSSA GmbH Address after: Dusseldorf Patentee after: DEGUSSA GmbH Address before: Frankfurt, Federal Republic of Germany Patentee before: Degussa AG |
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CX01 | Expiry of patent term |
Granted publication date: 20020619 |
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CX01 | Expiry of patent term |