HRP20211805T1 - Postupak dimerizacije etilena - Google Patents

Postupak dimerizacije etilena Download PDF

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Publication number
HRP20211805T1
HRP20211805T1 HRP20211805TT HRP20211805T HRP20211805T1 HR P20211805 T1 HRP20211805 T1 HR P20211805T1 HR P20211805T T HRP20211805T T HR P20211805TT HR P20211805 T HRP20211805 T HR P20211805T HR P20211805 T1 HRP20211805 T1 HR P20211805T1
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Croatia
Prior art keywords
nickel
chloride
allylnickal
phosphine ligand
methoxyphenyl
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HRP20211805TT
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English (en)
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Pierre-Alain Breuil
Olivia CHAUMET-MARTIN
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IFP Energies Nouvelles
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Publication of HRP20211805T1 publication Critical patent/HRP20211805T1/hr

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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/04Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
    • C07C2/06Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond
    • C07C2/08Catalytic processes
    • C07C2/26Catalytic processes with hydrides or organic compounds
    • C07C2/36Catalytic processes with hydrides or organic compounds as phosphines, arsines, stilbines or bismuthines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/12Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • B01J31/14Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • B01J31/143Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron of aluminium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • B01J31/2404Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • B01J31/2404Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
    • B01J31/2409Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring with more than one complexing phosphine-P atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00Aliphatic unsaturated hydrocarbons
    • C07C11/02Alkenes
    • C07C11/08Alkenes with four carbon atoms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/20Olefin oligomerisation or telomerisation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80Complexes comprising metals of Group VIII as the central metal
    • B01J2531/84Metals of the iron group
    • B01J2531/847Nickel
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/12Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • C07C2531/14Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • C07C2531/20Carbonyls
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/16Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • C07C2531/24Phosphines
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Claims (12)

1. Postupak za dimerizaciju etilena u 1-buten, koji uključuje dovođenje etilena u kontakt s katalitičkim pripravkom koji sadrži: - najmanje jedan prekursor nikla s oksidacijskim stanjem (+II), - najmanje jedan fosfinski ligand s formulom PR1R2R3, u kojoj su odabrane skupine R1, R2 i R3, koje mogu biti identične ili različite, i koje mogu biti po izboru međusobno povezane, koje su odabrane - od supstituiranih ili nesupstituiranih aromatskih skupina koje po izboru sadrže heteroelemente, - i/ili od cikličkih ili necikličkih, supstituiranih ili nesupstituiranih hidrokarbilnih skupina koje po izboru sadrže heteroelemente, - i najmanje jedno aktivacijsko sredstvo odabrano iz skupine koju čine klorirani i bromirani spojevi hidrokarbilaluminija, koji se koristi samostalno ili kao smjesa, navedeni pripravak ima molarni omjer fosfinskog liganda prema prekursoru nikla od između 5 i 30 i molarni omjer aktivacijskog sredstva prema fosfinskom ligandu veći ili jednak 1, postupak se provodi na temperaturi između 45°C i 250°C.
2. Postupak prema patentnom zahtjevu 1, naznačen time što su skupine R1, R2 i R3 navedenog fosfinskog liganda identične.
3. Postupak prema bilo kojem od zahtjeva 1 i 2, naznačen time što su aromatske skupine R1, R2 i R3 fosfinskog liganda PR1R2R3 odabrane iz skupa koji čine skupine fenil, o-tolil, m-tolil, p-tolil, mezitil, 3,5-dimetilfenil, 4-n-butilfenil, 4-metoksifenil, 2-metoksifenil, 3-metoksifenil, 4-metoksifenil, 2-izopropoksifenil, 4-metoksi-3,5-dimetilfenil, 3,5-di-tert-butil-4-metoksifenil, 4-klorofenil, 3,5-di(trifluorometil)-fenil, benzil, naftil, bisnaftil, piridil, bisfenil, furanil i tiofenil.
4. Postupak prema jednom od prethodnih patentnih zahtjeva, naznačen time što hidrokarbilne skupine R1, R2 i R3 fosfinskog liganda PR1R2R3 sadrže 1 do 20 ugljikovih atoma.
5. Postupak prema patentnom zahtjevu 4, naznačen time što su hidrokarbilne skupine R1, R2 i R3 fosfinskog liganda PR1R2R3 odabrane iz skupine koju čine skupine metil, etil, propil, izopropil, n-butil, tert-butil, ciklopentil, cikloil, benzil i adamantil.
6. Postupak prema jednom od prethodnih patentnih zahtjeva, naznačen time što je molarni omjer fosfinskog liganda prema prekursoru nikla između 5 i 25.
7. Postupak prema jednom od prethodnih patentnih zahtjeva, naznačen time što navedeni pripravak također sadrži Lewisovu bazu.
8. Postupak prema patentnom zahtjevu 7, naznačen time što je Lewisova baza odabrana od dietil etera, metil terc-butil etera, tetrahidrofurana, 1,4-dioksana, izoksazola, piridina, pirazina i pirimidina.
9. Postupak prema jednom od prethodnih patentnih zahtjeva, naznačen time što je aktivacijsko sredstvo odabrano iz skupa koji sadrži metilaluminijev diklorid (MeAlCl2), etilaluminijev diklorid (EtAlCl2), etilaluminijev seskviklorid (Et3Al2Cl3), dietilaluminijev klorid (Et2AlCl), diizobutilaluminijev klorid (iBu2AlCl), i izobutilaluminijev diklorid (iBuAlCl2), uzeto samo ili kao smjesa.
10. Postupak prema jednom od prethodnih patentnih zahtjeva, naznačen time što je prekursor nikla odabran iz skupa koji sadrži nikal(II) klorid, nikal(II) klorid (dimetoksietan), nikal(II) bromid, nikal(II) bromid (dimetoksietan), nikal(II) fluorid, nikal(II) jodid, nikal(II) sulfat, nikal(II) karbonat, nikal(II) dimetilglioksim, nikal(II) hidroksid, nikal(II) hidroksiacetat, nikal(II) oksalat, nikal(II) karboksilati, π-alilnikal(II) klorid, π-alilnikal(II) bromid, metallilnikal(II) klorid dimer, η3-alilnikal(II) heksafluorfosfat, η3-metallilnikal(II) heksafluorfosfat i 1,5-ciklooktadienilnikal(II), u njihovom hidratiziranom ili nehidratiziranom obliku, uzet sam ili kao smjesa.
11. Postupak prema jednom od patentnih zahtjeva 1 do 10, naznačen time što je prekursor nikla odabran iz skupa koji sadrži nikal(II) sulfat, nikal(II) karbonat, nikal(II) dimetilglioksim, nikal(II) hidroksid, nikal(II) hidroksiacetat, nikal(II) oksalat, nikal(II) karboksilati, π-alilnikal(II) klorid, π-alilnikal(II) bromid, metallilnikal(II) klorid dimer, η3-alilnikal(II) heksafluorfosfat, η3-metallilnikal(II) heksafluorfosfat i 1,5-ciklooktadienilnikal(II), u njihovom hidratiziranom ili nehidratiziranom obliku, uzet sam ili kao smjesa.
12. Postupak prema jednom od patentnih zahtjeva 1 do 11, naznačen time što se provodi u zatvorenom sustavu, u poluotvorenom sustavu, kontinuirano ili u serijama.
HRP20211805TT 2015-07-29 2016-07-26 Postupak dimerizacije etilena HRP20211805T1 (hr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1557247A FR3039430B1 (fr) 2015-07-29 2015-07-29 Nouvelle composition catalytique a base de nickel et de ligand de type phosphine et son utilisation dans un procede d'oligomerisation des olefines
EP16744370.4A EP3328542B1 (fr) 2015-07-29 2016-07-26 Procédé de dimerisation de l'éthylène
PCT/EP2016/067756 WO2017017087A1 (fr) 2015-07-29 2016-07-26 Nouvelle composition catalytique à base de nickel et de ligand de type phosphine et son utilisation dans un procede d'oligomerisation des olefines

Publications (1)

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HRP20211805T1 true HRP20211805T1 (hr) 2022-03-04

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HRP20211805TT HRP20211805T1 (hr) 2015-07-29 2016-07-26 Postupak dimerizacije etilena

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US (1) US10633303B2 (hr)
EP (1) EP3328542B1 (hr)
JP (1) JP6807377B2 (hr)
CN (1) CN108136383B (hr)
ES (1) ES2898529T3 (hr)
FR (1) FR3039430B1 (hr)
HR (1) HRP20211805T1 (hr)
PL (1) PL3328542T3 (hr)
PT (1) PT3328542T (hr)
SA (1) SA518390804B1 (hr)
TW (1) TWI704125B (hr)
WO (1) WO2017017087A1 (hr)

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Publication number Priority date Publication date Assignee Title
CN111408407B (zh) * 2019-01-04 2023-07-21 中国石油化工股份有限公司 一种催化剂组合物、其制备方法及其在乙烯选择性二聚化合成1-丁烯的反应中的应用
FR3103485B1 (fr) * 2019-11-26 2023-03-24 Ifp Energies Now Procédé de séparation d’un effluent issu d’une étape d’oligomérisation

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU51826A1 (hr) * 1965-09-06 1966-10-26
FR1588162A (hr) * 1966-04-14 1970-04-10
DE1568729A1 (de) 1966-12-09 1970-03-26 Gelsenberg Benzin Ag Katalysator fuer die Oligomerisation von Olefinen und Polymerisation von 1,3-Diolefinen
GB1282305A (en) * 1969-05-01 1972-07-19 Exxon Research Engineering Co Oligomerization and cooligomerization process
US3755490A (en) * 1969-05-01 1973-08-28 Atlantic Richfield Co Olefin polymerization catalyzed by a supported black amorphous nickelcomplex
US4242531A (en) 1978-08-14 1980-12-30 Phillips Petroleum Company Olefin dimerization
US4487847A (en) 1983-07-25 1984-12-11 Phillips Petroleum Company Ethylene dimerization
US5260499A (en) 1992-01-14 1993-11-09 Phillips Petroleum Company Ethylene dimerization and catalyst therefor
US5237118A (en) 1992-08-21 1993-08-17 Phillips Petroleum Company Ethylene oligomerization
FR2710280B1 (fr) * 1993-09-22 1995-11-17 Inst Francais Du Petrole Composition catalytique et procédé pour la dimérisation des oléfines.
EP0908436A4 (en) * 1996-04-10 2001-01-10 Kyowa Yuka Kk METHOD FOR DIMERIZING LOW OLEFINS
US6710007B2 (en) * 2001-01-26 2004-03-23 E. I. Du Pont De Nemours And Company Polymerization of olefinic compounds
US6911506B2 (en) * 2001-12-10 2005-06-28 Chevron Phillips Chemical Company Lp Catalyst composition and olefin polymerization using same
DE10303931B4 (de) 2002-02-04 2013-04-18 Institut Français du Pétrole Katalytische Zusammensetzung zur Dimerisierung, Co-Dimerisierung, Oligomerisierung und Polymerisation der Olefine
WO2006022355A1 (ja) * 2004-08-27 2006-03-02 Mitsui Chemicals, Inc. オレフィン重合用触媒、オレフィン重合体の製造方法、オレフィン共重合体、新規な遷移金属化合物および遷移金属化合物の製造方法
DE102004054477A1 (de) * 2004-11-11 2006-05-24 Degussa Ag Verfahren zur Herstellung von Trimethylcyclododecatrien
FR2895406B1 (fr) * 2005-12-22 2010-08-13 Inst Francais Du Petrole Procede pour la fabrication de 2,3-dimethylbut-1-ene
TWI450878B (zh) * 2008-07-23 2014-09-01 Mitsui Chemicals Inc 乙烯之寡聚化觸媒及其用途
KR101760821B1 (ko) * 2010-03-31 2017-07-24 차이나 페트로리움 앤드 케미컬 코포레이션 에틸렌 올리고머화용 촉매 조성물 및 올리고머화 방법
US8395005B2 (en) * 2010-10-13 2013-03-12 Equistar Chemicals, Lp Production of 1-butene and propylene from ethylene
FR2984311B1 (fr) * 2011-12-20 2015-01-30 IFP Energies Nouvelles Procede de production d'octenes mettant en oeuvre la dimerisation de l'ethylene en butenes et la dimerisation des butenes en octenes
FR3045414B1 (fr) * 2015-12-18 2019-12-27 IFP Energies Nouvelles Nouvelle composition catalytique a base de nickel et de ligand de type phosphine et d'une base de lewis et son utilisation dans un procede d'oligomerisation des olefines

Also Published As

Publication number Publication date
PT3328542T (pt) 2021-11-30
FR3039430B1 (fr) 2019-07-05
ES2898529T3 (es) 2022-03-07
JP2018522895A (ja) 2018-08-16
CN108136383A (zh) 2018-06-08
FR3039430A1 (fr) 2017-02-03
US10633303B2 (en) 2020-04-28
KR20180034420A (ko) 2018-04-04
PL3328542T3 (pl) 2022-02-07
CN108136383B (zh) 2021-03-09
WO2017017087A1 (fr) 2017-02-02
SA518390804B1 (ar) 2021-08-04
EP3328542B1 (fr) 2021-09-08
EP3328542A1 (fr) 2018-06-06
TWI704125B (zh) 2020-09-11
JP6807377B2 (ja) 2021-01-06
TW201714859A (zh) 2017-05-01
US20180215681A1 (en) 2018-08-02

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