CN1167658C - 碱金属甲醇盐的制备方法 - Google Patents

碱金属甲醇盐的制备方法 Download PDF

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Publication number
CN1167658C
CN1167658C CNB008168822A CN00816882A CN1167658C CN 1167658 C CN1167658 C CN 1167658C CN B008168822 A CNB008168822 A CN B008168822A CN 00816882 A CN00816882 A CN 00816882A CN 1167658 C CN1167658 C CN 1167658C
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CN
China
Prior art keywords
tower
column
reaction
methanol
alkali metal
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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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CNB008168822A
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English (en)
Chinese (zh)
Other versions
CN1409696A (zh
Inventor
J
J·古特
ϣ
H·弗里德里希
�����ز��
H-J·施特策尔
G·凯贝尔
K·布尔卡特
E·霍夫曼
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BASF SE
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BASF SE
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Publication of CN1409696A publication Critical patent/CN1409696A/zh
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Publication of CN1167658C publication Critical patent/CN1167658C/zh
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Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/28—Evaporating with vapour compression
    • B01D1/284—Special features relating to the compressed vapour
    • B01D1/2856—The compressed vapour is used for heating a reboiler or a heat exchanger outside an evaporator
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/68—Preparation of metal alcoholates
    • C07C29/70—Preparation of metal alcoholates by converting hydroxy groups to O-metal groups

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CNB008168822A 1999-12-08 2000-12-08 碱金属甲醇盐的制备方法 Expired - Lifetime CN1167658C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19959153A DE19959153A1 (de) 1999-12-08 1999-12-08 Verfahren zur Herstellung von Alkalimethylaten
DE19959153.9 1999-12-08

Publications (2)

Publication Number Publication Date
CN1409696A CN1409696A (zh) 2003-04-09
CN1167658C true CN1167658C (zh) 2004-09-22

Family

ID=7931845

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB008168822A Expired - Lifetime CN1167658C (zh) 1999-12-08 2000-12-08 碱金属甲醇盐的制备方法

Country Status (11)

Country Link
US (1) US6759560B2 (enExample)
EP (1) EP1242345B1 (enExample)
JP (1) JP4680462B2 (enExample)
KR (1) KR100686683B1 (enExample)
CN (1) CN1167658C (enExample)
AT (1) ATE276222T1 (enExample)
AU (1) AU3008501A (enExample)
DE (2) DE19959153A1 (enExample)
HU (1) HU229495B1 (enExample)
MY (1) MY126773A (enExample)
WO (1) WO2001042178A1 (enExample)

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DE102005062654A1 (de) * 2005-12-23 2007-06-28 Basf Ag Verfahren zur Gewinnung von Alkoholaten
DE102007025904A1 (de) 2007-06-01 2008-12-04 Evonik Degussa Gmbh Verfahren zur Herstellung von Alkalimetallalkoholaten
RU2358963C2 (ru) * 2007-08-10 2009-06-20 Закрытое акционерное общество "Химтэк Инжиниринг" Способ получения метилата калия
US20090134369A1 (en) * 2007-11-26 2009-05-28 Applied Nanoworks, Inc. Metal alkoxides, apparatus for manufacturing metal alkoxides, related methods and uses thereof
WO2010097318A1 (de) 2009-02-26 2010-09-02 Basf Se Verfahren zur destillativen aufarbeitung eines methanol/wasser-gemischs sowie verfahren zur herstellung von alkalimethylaten
JP4803470B2 (ja) * 2009-10-05 2011-10-26 独立行政法人産業技術総合研究所 熱交換型蒸留装置
WO2013168113A1 (en) 2012-05-10 2013-11-14 Ypf Sociedad Anonima Method for preparing alkali metal alkoxides
WO2014165100A1 (en) * 2013-03-13 2014-10-09 Bp Corporation North America Inc. Method of recycling centrate to generate steam in a stripper
CN103288593B (zh) * 2013-06-04 2015-06-03 江苏乐科热力科技有限公司 机械蒸气再压缩甲醇钠生产装置及方法
CN103387483B (zh) * 2013-08-14 2015-06-17 重庆紫光化工股份有限公司 甲醇碱金属盐的生产装置和工艺
WO2016083175A1 (de) * 2014-11-24 2016-06-02 Basf Se Herstellung eines metallalkoxids mittels reaktivdestillation
CN108299159B (zh) * 2018-03-01 2020-06-12 浙江大学 一种连续制备2-甲基烯丙醇盐醇溶液的方法
CN109199298B (zh) * 2018-10-22 2024-01-23 东莞理工学院 一种除湿干燥装置及洗碗机
CN110204423A (zh) * 2019-07-12 2019-09-06 浙江圣安化工股份有限公司 一种碱金属醇盐的制备方法
WO2021122702A1 (de) 2019-12-18 2021-06-24 Basf Se Verfahren zur herstellung von metallalkoholaten
US11634372B2 (en) 2020-01-23 2023-04-25 Evonik Functional Solutions Gmbh Method for the energy-efficient production of sodium and potassium alcoholates
WO2021148174A1 (de) 2020-01-23 2021-07-29 Evonik Functional Solutions Gmbh Verfahren zur gleichzeitigen herstellung von natrium- und kaliumalkoholaten
US20240025829A1 (en) * 2020-12-04 2024-01-25 Basf Se Integrated process for the parallel production of alkali metal methoxides
TWI828051B (zh) * 2021-02-05 2024-01-01 德商贏創運營有限公司 鹼金屬烷氧化物之高能效製備方法
EP4074684B1 (de) 2021-04-16 2025-09-03 Evonik Operations GmbH Verfahren zur energieeffizienten herstellung von alkalimetallalkoholaten
EP4074685B1 (de) 2021-04-16 2025-09-03 Evonik Operations GmbH Verfahren zur energieeffizienten herstellung von alkalimetallalkoholaten
JP2024521508A (ja) 2021-06-16 2024-05-31 エボニック オペレーションズ ゲーエムベーハー 反応塔でのアルカリ金属メトキシドの製造におけるメタノール／水混合物の後処理方法
US20250215149A1 (en) 2022-04-04 2025-07-03 Evonik Operations Gmbh Improved method for the depolymerization of polyethylene terephthalate
EP4504402A1 (de) 2022-04-04 2025-02-12 Evonik Operations GmbH Verbessertes verfahren zur depolymerisierung von polyethylenterephthalat
KR20250092186A (ko) 2022-10-19 2025-06-23 에보닉 오퍼레이션스 게엠베하 폴리에틸렌 테레프탈레이트의 개선된 탈중합 방법
JP2025536141A (ja) 2022-10-19 2025-10-31 エボニック オペレーションズ ゲーエムベーハー ポリエチレンテレフタレートを解重合するための改善された方法
WO2024083336A1 (de) 2022-10-20 2024-04-25 Evonik Operations Gmbh Verbessertes verfahren zur herstellung von alkalimetallmethanolaten
WO2024114899A1 (de) 2022-11-30 2024-06-06 Evonik Operations Gmbh Verbessertes verfahren zur herstellung von alkalimetallmethanolaten
EP4630392A1 (en) 2022-12-07 2025-10-15 Evonik Operations GmbH Improved process for preparing metal alkoxide compounds
WO2024125775A1 (de) 2022-12-14 2024-06-20 Evonik Operations Gmbh Verbessertes verfahren zur herstellung von metallalkoholatverbindungen
EP4655341A1 (en) 2023-01-23 2025-12-03 Evonik Operations GmbH Process for depolymerization of polyalkylene terephthalates in an extruder
KR20250140523A (ko) 2023-01-23 2025-09-25 에보닉 오퍼레이션스 게엠베하 압출기에서 폴리알킬렌 테레프탈레이트의 해중합을 위한 공정
WO2024156563A1 (en) 2023-01-23 2024-08-02 Evonik Operations Gmbh Process for depolymerizing polyalkylene terephthalates in mixtures with lower-melting polyolefins
WO2025125546A1 (en) 2023-12-14 2025-06-19 Basf Se Integrated process for simultaneously preparing alkali metal methoxides
WO2025125586A1 (en) 2023-12-14 2025-06-19 Basf Se Integrated process for simultaneously preparing alkali metal methoxides
WO2025125585A1 (en) 2023-12-14 2025-06-19 Basf Se Integrated process for simultaneous preparation of alkali metal methoxides
WO2025233486A1 (en) 2024-05-10 2025-11-13 Basf Se Integrated process for simultaneously preparing n mixtures comprising alkali metal methoxide and methanol and for preparing solid alkali metal methoxide

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE968903C (de) * 1952-05-13 1958-04-10 Huels Chemische Werke Ag Verfahren zur kontinuierlichen Herstellung von Alkalialkoholaten
US2877274A (en) * 1958-01-21 1959-03-10 Du Pont Production of sodium methoxide
DE3413212C1 (de) 1984-04-07 1985-09-12 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von wasserfreiem Kalium-tert.-butoxid
EP0192608B1 (de) * 1985-02-20 1991-07-24 Ciba-Geigy Ag Verfahren zur Herstellung von Alkalialkoholaten
DE3701268C1 (de) 1987-01-17 1988-04-14 Dynamit Nobel Ag Verfahren zur kontinuierlichen Herstellung von Kalium-tert.-butoxid
DE3702052C1 (de) * 1987-01-24 1988-07-14 Degussa Verfahren zur Herstellung von Natriumalkoholat hoher Reinheit aus dem Filtrationsrueckstand von schmelzelektrolytisch gewonnenem Rohnatrium
DE3723193A1 (de) * 1987-07-14 1989-01-26 Metallgesellschaft Ag Verfahren zur herstellung von alkoholaten
DE68903186T2 (de) * 1988-03-29 1993-04-22 Atochem Elf Sa Verfahren zur herstellung von natrium-fluoralkoholaten.
FI94063C (fi) * 1993-08-17 1995-07-10 Kemira Oy Menetelmä alkalimetalli- tai ammoniumperoksodisulfaattisuolojen ja alkalimetallihydroksidin samanaikaiseksi valmistamiseksi
DE4418488A1 (de) * 1994-05-27 1995-11-30 Basf Ag Verfahren und Vorrichtung zur destillativen Trennung von Stoffgemischen

Also Published As

Publication number Publication date
KR20020060253A (ko) 2002-07-16
AU3008501A (en) 2001-06-18
DE50007815D1 (de) 2004-10-21
JP4680462B2 (ja) 2011-05-11
EP1242345A1 (de) 2002-09-25
MY126773A (en) 2006-10-31
KR100686683B1 (ko) 2007-02-27
DE19959153A1 (de) 2001-06-21
HUP0301074A3 (en) 2005-11-28
JP2003516373A (ja) 2003-05-13
ATE276222T1 (de) 2004-10-15
US20020183566A1 (en) 2002-12-05
US6759560B2 (en) 2004-07-06
WO2001042178A1 (de) 2001-06-14
HU229495B1 (en) 2014-01-28
EP1242345B1 (de) 2004-09-15
HUP0301074A2 (hu) 2003-08-28
CN1409696A (zh) 2003-04-09

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Granted publication date: 20040922