ES2004935A6 - Un metodo para minimizar o evitar la precipitacion del rodio de un catalizador complejo de rodio-fosfito - Google Patents

Un metodo para minimizar o evitar la precipitacion del rodio de un catalizador complejo de rodio-fosfito

Info

Publication number
ES2004935A6
ES2004935A6 ES8701486A ES8701486A ES2004935A6 ES 2004935 A6 ES2004935 A6 ES 2004935A6 ES 8701486 A ES8701486 A ES 8701486A ES 8701486 A ES8701486 A ES 8701486A ES 2004935 A6 ES2004935 A6 ES 2004935A6
Authority
ES
Spain
Prior art keywords
aldehyde
prod
transition metal
metal complex
catalyzed hydroformylation
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
Application number
ES8701486A
Other languages
English (en)
Spanish (es)
Inventor
John Michael Maher
David Robert Bryant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US06/865,061 external-priority patent/US4717775A/en
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of ES2004935A6 publication Critical patent/ES2004935A6/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/49—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide
    • C07C45/50—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reaction with carbon monoxide by oxo-reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ES8701486A 1986-05-20 1987-05-20 Un metodo para minimizar o evitar la precipitacion del rodio de un catalizador complejo de rodio-fosfito Expired ES2004935A6 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/865,061 US4717775A (en) 1984-12-28 1986-05-20 Transition metal complex catalyzed reactions
US07/046,821 US4774361A (en) 1986-05-20 1987-05-11 Transition metal complex catalyzed reactions
PCT/US1987/001124 WO1987007261A2 (en) 1986-05-20 1987-05-19 Transition metal complex catalyzed hydroformulation

Publications (1)

Publication Number Publication Date
ES2004935A6 true ES2004935A6 (es) 1989-02-16

Family

ID=26724327

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8701486A Expired ES2004935A6 (es) 1986-05-20 1987-05-20 Un metodo para minimizar o evitar la precipitacion del rodio de un catalizador complejo de rodio-fosfito

Country Status (12)

Country Link
US (1) US4774361A (enExample)
EP (1) EP0276231B1 (enExample)
JP (1) JPS63503385A (enExample)
CN (1) CN1010011B (enExample)
AU (1) AU613312B2 (enExample)
CA (1) CA1312094C (enExample)
DE (1) DE3773890D1 (enExample)
ES (1) ES2004935A6 (enExample)
IN (1) IN169727B (enExample)
MX (1) MX166107B (enExample)
NO (1) NO166583C (enExample)
WO (1) WO1987007261A2 (enExample)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835299A (en) * 1987-03-31 1989-05-30 Union Carbide Corporation Process for purifying tertiary organophosphites
IT1237530B (it) * 1989-12-12 1993-06-08 Eniricerche Spa Procedimento per la sintesi diretta di alcoli da olefine,ossidi di carbonio e idrogeno,promossa da un catalizzatore di rodio supportato
US5210318A (en) * 1990-05-04 1993-05-11 Union Carbide Chemicals & Plastics Technology Corporation Catalysts and processes useful in producing 1,3-diols and/or 3-hydroxyldehydes
US5087763A (en) * 1990-11-09 1992-02-11 Union Carbide Chemicals & Plastics Technology Corporation Hydroformylation process
JP2946790B2 (ja) * 1991-03-14 1999-09-06 三菱化学株式会社 アルデヒド類の製造法
US5360938A (en) * 1991-08-21 1994-11-01 Union Carbide Chemicals & Plastics Technology Corporation Asymmetric syntheses
GB9119955D0 (en) * 1991-09-18 1991-10-30 Imperial College Treatment of aqueous supplies containing organic material
US5243099A (en) * 1991-12-06 1993-09-07 Union Carbide Chemicals & Plastics Technology Corporation Synthesis of alpha-substituted alkadienes
US5169981A (en) * 1991-12-06 1992-12-08 Union Carbide Chemicals & Plastics Technology Corporation Synthesis of alpha-substituted alkadienes
US5756855A (en) 1994-08-19 1998-05-26 Union Carbide Chemicals & Plastics Technology Corporation Stabilization of phosphite ligands in hydroformylation process
US5672766A (en) * 1994-12-12 1997-09-30 Mitsubishi Chemical Corporation Method for producing aldehydes
KR970703805A (ko) * 1995-05-01 1997-08-09 유니온 카바이드 케미칼즈 앤드 플라스틱스 테크놀러지 코포레이션 막 분리방법(Membrane Separation)
US5739352A (en) * 1995-10-19 1998-04-14 United Carbide Chemicals & Plastics Technology Corporation Process for preparing carboxylic acids
DE19605435A1 (de) * 1996-02-14 1997-08-21 Basf Ag Verfahren zur Herstellung von Aldehyden durch Hydroformylierung mit einem Rhodiumkatalysator und Wiedergewinnung des Rhodiumkatalysators durch Extraktion
US6090987A (en) * 1998-07-06 2000-07-18 Union Carbide Chemicals & Plastics Technology Corporation Metal-ligand complex catalyzed processes
JP3921853B2 (ja) * 1998-12-10 2007-05-30 三菱化学株式会社 アルデヒド類及びアルコール類の製造方法
MY139272A (en) * 1998-12-10 2009-09-30 Mitsubishi Chem Corp Process for producing aldehyde
GB9918229D0 (en) † 1999-08-04 1999-10-06 Ici Plc Improvements relating to metal-compound catalysed processes
DE19954510A1 (de) 1999-11-12 2001-05-17 Oxeno Olefinchemie Gmbh Verfahren zur katalytischen Herstellung von Aldehyden aus Olefinen unter Einsatz von Ligandenmischungen
AU779061B2 (en) 2000-06-27 2005-01-06 Dainippon Printing Co. Ltd. Multilayer volume hologram, and label for multilayer volume hologram fabrication
EP1249441A1 (en) 2001-04-13 2002-10-16 Dsm N.V. Continuous hydroformylation process
DE10220801A1 (de) * 2002-05-10 2003-11-20 Oxeno Olefinchemie Gmbh Verfahren zur Rhodium-katalysierten Hydroformylierung von Olefinen unter Reduzierung der Rhodiumverluste
RU2337090C2 (ru) * 2002-08-31 2008-10-27 Оксено Олефинхеми Гмбх Способ гидроформилирования олефиновых соединений в присутствии циклических эфиров угольной кислоты
JP2005537330A (ja) * 2002-08-31 2005-12-08 オクセノ　オレフィンヒェミー　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング 環状カルボン酸エステルの存在で非変性金属錯体により触媒活性されるオレフィン不飽和化合物のヒドロホルミル化によりアルデヒドを製造する方法
EP1595984B1 (en) * 2003-01-16 2010-06-09 Teijin Fibers Limited Differential-shrinkage polyester combined filament yarn
EP2308817B1 (en) 2003-07-03 2016-10-05 Dow Technology Investments LLC Minimization of ligand degradation products, or reversion of same to useful phosphine ligands
DE10349343A1 (de) * 2003-10-23 2005-06-02 Basf Ag Stabilisierung von Hydroformylierungskatalysatoren auf Basis von Phosphoramiditliganden
ES2671380T5 (en) 2004-08-02 2025-05-28 Dow Technology Investments Llc Stabilization of a hydroformylation process
WO2008115740A1 (en) * 2007-03-20 2008-09-25 Union Carbide Chemicals & Plastics Technology Llc Hydroformylation process with improved control over product isomers
CN101681776B (zh) * 2007-04-09 2011-10-05 Lg化学株式会社 含有亚磷酸酯配体的催化剂组合物和使用该催化剂组合物的加氢甲酰化方法
MX2010014570A (es) 2008-07-03 2011-08-15 Dow Technology Investments Llc Proceso para controlar pesados en una corriente de catalizador de reciclado.
MX2011005103A (es) 2008-11-14 2011-08-04 Univ Kansas Complejos de catalizador de metal de transicion soportados en polimeros y metodos de uso.
CA2756936A1 (en) 2009-03-31 2010-10-14 Dow Technology Investment Llc Hydroformylation process with a doubly open-ended bisphosphite ligand
US7928267B1 (en) * 2009-06-22 2011-04-19 Eastman Chemical Company Phosphite containing catalysts for hydroformylation processes
WO2011046781A1 (en) 2009-10-16 2011-04-21 Dow Technology Investments Llc Gas phase hydroformylation process
JP2013515061A (ja) 2009-12-22 2013-05-02 ダウ テクノロジー インベストメンツ リミティド ライアビリティー カンパニー 混合リガンドヒドロホルミル化プロセスにおけるノルマル：イソアルデヒド比の制御
EP2581362B1 (en) 2009-12-22 2018-01-31 Dow Technology Investments LLC Controlling the normal:iso aldehyde ratio in a mixed ligand hydroformylation process
PL2722325T5 (pl) 2009-12-22 2019-07-31 Dow Technology Investments Llc Regulowanie stosunku aldehyd normalny : izoaldehyd w procesie hydroformylowania z mieszanymi ligandami przez regulowanie ciśnienia cząsteczkowego gazu syntezowego
WO2012047514A1 (en) 2010-10-05 2012-04-12 Dow Technology Investments Llc Hydroformylation process
WO2012064586A1 (en) 2010-11-12 2012-05-18 Dow Technology Investments Llc Mitigation of fouling in hydroformylation processes by water addition
SA112330271B1 (ar) 2011-04-18 2015-02-09 داو تكنولوجى انفستمنتس ال ال سى تخفيف التلوث في عمليات هيدروفورملة عن طريق إضافة الماء
EP2822921B1 (de) 2012-03-07 2018-06-20 Basf Se Verfahren zur wärmeintegration bei der hydrierung und destillation von c3-c20 aldehyden
MY172695A (en) 2012-04-12 2019-12-10 Basf Se Method for replenishing the catalyst in continuous hydroformylation
US8889917B2 (en) 2012-04-12 2014-11-18 Basf Se Method of supplementing the catalyst in continuous hydroformylation
WO2013184350A1 (en) 2012-06-04 2013-12-12 Dow Technology Investments Llc Hydroformylation process
US9539566B2 (en) 2012-08-29 2017-01-10 Dow Technology Investments Llc Catalyst preparation process
EP2900373B1 (en) 2012-09-25 2019-04-17 Dow Technology Investments LLC Process for stabilizing a phosphite ligand against degradation
EP2740535A1 (en) 2012-12-04 2014-06-11 Dow Technology Investments LLC Bidentate ligands for hydroformylation of ethylene
EP2928855A1 (en) 2012-12-06 2015-10-14 Dow Technology Investments LLC Hydroformylation process
CN104045532B (zh) 2013-03-15 2018-05-25 陶氏技术投资有限责任公司 加氢甲酰化方法
CN104725170B (zh) 2013-12-19 2019-08-23 陶氏技术投资有限责任公司 加氢甲酰化方法
WO2015094781A1 (en) 2013-12-19 2015-06-25 Dow Technology Investments Llc Hydroformylation process
WO2015153070A1 (en) 2014-03-31 2015-10-08 Dow Technology Investments Llc Hydroformylation process
JP6694396B2 (ja) 2014-05-14 2020-05-13 ダウ テクノロジー インベストメンツ リミティド ライアビリティー カンパニー 安定化された有機リン化合物
MY184826A (en) * 2014-12-04 2021-04-24 Dow Technology Investments Llc Hydroformylation process
TWI709568B (zh) 2015-09-30 2020-11-11 美商陶氏科技投資公司 用於製造有機磷化合物的方法
TWI709566B (zh) 2015-09-30 2020-11-11 美商陶氏科技投資公司 用於製造有機磷化合物的方法
KR102743230B1 (ko) 2015-11-10 2024-12-17 다우 테크놀로지 인베스트먼츠 엘엘씨. 알데하이드를 생산하는 방법
CA3014177C (en) 2016-02-11 2023-12-12 Dow Technology Investments Llc Processes for converting olefins to alcohols, ethers, or combinations thereof
RU2724349C2 (ru) 2016-03-18 2020-06-23 Дау Текнолоджи Инвестментс Ллк Способ гидроформилирования
TW201840363A (zh) 2016-11-08 2018-11-16 美商陶氏科技投資有限公司 處理氫甲醯化催化劑溶液之方法
TWI758353B (zh) 2016-11-08 2022-03-21 美商陶氏科技投資有限公司 使去活化的氫甲醯化催化劑溶液再生的方法
TW201840362A (zh) 2016-11-08 2018-11-16 美商陶氏科技投資有限公司 使去活化的氫甲醯化催化劑溶液再生的方法
RU2020115090A (ru) 2017-10-25 2021-10-29 Дау Текнолоджи Инвестментс Ллк Способ уменьшения образования тяжелых фракций в растворе, содержащем альдегидные соединения, образованные в процессе гидроформилирования
CN111278560B (zh) 2017-11-13 2023-07-21 陶氏技术投资有限责任公司 从氢甲酰化方法回收铑的方法
TWI793216B (zh) * 2017-12-07 2023-02-21 美商陶氏科技投資公司 氫甲醯化方法
KR20210013702A (ko) 2018-05-30 2021-02-05 다우 테크놀로지 인베스트먼츠 엘엘씨. 하이드로포밀화 공정에서 촉매의 탈활성화를 느리게 하고/하거나 테트라포스핀 리간드 사용을 느리게 하는 방법
MX2020011380A (es) 2018-05-30 2020-11-24 Dow Technology Investments Llc Metodos de control de procesos de hidroformilacion.
EP3801898A1 (en) 2018-05-30 2021-04-14 Dow Technology Investments LLC Catalyst composition comprising the combination of a monophopsphine, a tetraphosphine ligand and a hydroformylation process using it
KR102841371B1 (ko) 2018-11-29 2025-08-01 다우 테크놀로지 인베스트먼츠 엘엘씨. 히드로포르밀화 공정
US20220143590A1 (en) 2019-06-27 2022-05-12 Dow Technology Investments Llc Process to prepare solution from hydroformylation process for precious metal recovery
TWI874467B (zh) 2019-11-05 2025-03-01 美商陶氏科技投資有限公司 用於自ｃ６或更高碳數烯烴氫甲醯化製程之催化劑淨化流回收銠之方法
WO2021126421A1 (en) 2019-12-19 2021-06-24 Dow Technology Investments Llc Processes for preparing isoprene and mono-olefins comprising at least six carbon atoms
CN114478214B (zh) * 2020-10-23 2024-05-17 中国石油化工股份有限公司 一种氢甲酰化方法和一种氢甲酰化产物的分离方法
CN116635362A (zh) 2020-12-14 2023-08-22 陶氏技术投资有限责任公司 改进加氢甲酰化方法中的催化金属可计量性的方法
KR20240108441A (ko) 2021-11-11 2024-07-09 다우 테크놀로지 인베스트먼츠 엘엘씨. 히드로포르밀화 공정으로부터의 로듐의 회수 공정
CN118317834A (zh) 2021-12-16 2024-07-09 陶氏技术投资有限责任公司 化合物、包含此类化合物的过渡金属络合物加氢甲酰化催化剂前体组合物和加氢甲酰化方法
CN118338965A (zh) 2021-12-16 2024-07-12 陶氏技术投资有限责任公司 包含此类化合物的过渡金属络合物加氢甲酰化催化剂前体组合物和加氢甲酰化方法
EP4634148A1 (en) 2022-12-13 2025-10-22 Dow Technology Investments LLC Process to minimize polyphosphine usage by making use of degradation products
KR20260004447A (ko) 2023-05-04 2026-01-08 다우 테크놀로지 인베스트먼츠 엘엘씨. 하이드로포르밀화 공정
GB202307175D0 (en) 2023-05-15 2023-06-28 Johnson Matthey Davy Technologies Ltd Process for hydrogenating a substrate
WO2025006020A1 (en) 2023-06-26 2025-01-02 Dow Technology Investments Llc Methods of controlling hydroformylation processes
WO2025029369A1 (en) 2023-08-03 2025-02-06 Dow Technology Investments Llc Process for improving rhodium/phosphite- based homogenous hydroformylation catalyst activity
CN121443574A (zh) 2023-08-03 2026-01-30 陶氏技术投资有限责任公司 加氢甲酰化方法
GB202404300D0 (en) 2024-03-26 2024-05-08 Johnson Matthey Davy Technologies Ltd Process for the production of 2-alkylalkanol
CN121178080B (zh) * 2025-11-21 2026-03-17 中海油天津化工研究设计院有限公司 一种高碳烯烃羰基合成制备高碳醛的生产系统及方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE156528C (enExample) *
US4482748A (en) * 1967-05-29 1984-11-13 Celanese Corporation Hydrocarbonylation
DE2145532C3 (de) * 1971-09-11 1975-02-20 Basf Ag, 6700 Ludwigshafen Verfahren zur Aufarbeitung von Hydroformylierungsgemischen
DE2326489A1 (de) * 1973-05-24 1974-12-12 Ernst Prof Dr Bayer Verfahren zur katalyse unter verwendung von loeslichen metallverbindungen synthetischer polymerer
JPS5638576B2 (enExample) * 1974-07-25 1981-09-08
US4148830A (en) * 1975-03-07 1979-04-10 Union Carbide Corporation Hydroformylation of olefins
JPS6022688B2 (ja) * 1976-12-29 1985-06-03 和光純薬工業株式会社 アルデヒド化合物の蒸留方法
DE2966350D1 (en) * 1978-08-17 1983-12-01 Heyl Chem Pharm Polymeric hydrogenation catalysts, process for preparing these catalysts and their use for catalytic hydrogenations
US4235744A (en) * 1978-10-30 1980-11-25 Standard Oil Company (Ohio) Carbonylation of olefinically unsaturated compounds
US4504684A (en) * 1982-01-06 1985-03-12 The Standard Oil Company Metal coordination polymers as hydroformylation and hydrogenation catalysts
DE3372361D1 (en) * 1982-06-11 1987-08-13 Davy Mckee London Hydroformylation process
US4528403A (en) * 1982-10-21 1985-07-09 Mitsubishi Chemical Industries Ltd. Hydroformylation process for preparation of aldehydes and alcohols
US4528404A (en) * 1983-03-16 1985-07-09 Exxon Research And Engineering Co. High temperature hydroformylation in the presence of triarylphosphine rhodium carbonyl hydride complex catalyst systems
GB8334359D0 (en) * 1983-12-23 1984-02-01 Davy Mckee Ltd Process
US4599206A (en) * 1984-02-17 1986-07-08 Union Carbide Corporation Transition metal complex catalyzed reactions
US4599456A (en) * 1984-12-20 1986-07-08 Phillips Petroleum Company Novel aldehyde-phosphine compositions and uses therefor
US4668651A (en) * 1985-09-05 1987-05-26 Union Carbide Corporation Transition metal complex catalyzed processes
US4613701A (en) * 1985-09-19 1986-09-23 Celanese Corporation Recovery of rhodium from hydroformylation reaction product

Also Published As

Publication number Publication date
CN87104311A (zh) 1988-06-08
NO880207D0 (no) 1988-01-19
JPS63503385A (ja) 1988-12-08
CN1010011B (zh) 1990-10-17
NO166583C (no) 1991-08-14
AU7489887A (en) 1987-12-22
US4774361A (en) 1988-09-27
DE3773890D1 (de) 1991-11-21
MX166107B (es) 1992-12-21
NO166583B (no) 1991-05-06
AU613312B2 (en) 1991-08-01
EP0276231B1 (en) 1991-10-16
NO880207L (no) 1988-01-19
WO1987007261A2 (en) 1987-12-03
WO1987007261A3 (en) 1988-04-07
JPH0548215B2 (enExample) 1993-07-20
IN169727B (enExample) 1991-12-14
CA1312094C (en) 1992-12-29
EP0276231A1 (en) 1988-08-03

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