SA519401840B1 - طريقة لتحضير محلول محفز لإنتاج 1-هكسين انتقائي - Google Patents

طريقة لتحضير محلول محفز لإنتاج 1-هكسين انتقائي

Info

Publication number
SA519401840B1
SA519401840B1 SA519401840A SA519401840A SA519401840B1 SA 519401840 B1 SA519401840 B1 SA 519401840B1 SA 519401840 A SA519401840 A SA 519401840A SA 519401840 A SA519401840 A SA 519401840A SA 519401840 B1 SA519401840 B1 SA 519401840B1
Authority
SA
Saudi Arabia
Prior art keywords
catalyst solution
preparing
selective
preparation
solvent
Prior art date
Application number
SA519401840A
Other languages
English (en)
Inventor
عبدالمجيد محمد الحمدان
عبدالله سعد الدوغاثير
دافير مبارك الشهرانى
هينز بولت
شهيد عزام
سيباستيانو ليسيولى
ولفجانج مولير
اندريز ميسوينكيل
انينا وهل
Original Assignee
سابك جلوبال تيكنولوجيز بى. فى
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
Application filed by سابك جلوبال تيكنولوجيز بى. فى filed Critical سابك جلوبال تيكنولوجيز بى. فى
Publication of SA519401840B1 publication Critical patent/SA519401840B1/ar

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/04—Mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/26—Chromium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
    • B01J31/0235—Nitrogen containing compounds
    • B01J31/0239—Quaternary ammonium compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/0234—Nitrogen-, phosphorus-, arsenic- or antimony-containing compounds
    • B01J31/0255—Phosphorus containing compounds
    • B01J31/0267—Phosphines or phosphonium compounds, i.e. phosphorus bonded to at least one carbon atom, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, the other atoms bonded to phosphorus being either carbon or hydrogen
    • B01J31/0268—Phosphonium compounds, i.e. phosphine with an additional hydrogen or carbon atom bonded to phosphorous so as to result in a formal positive charge on phosphorous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • B01J31/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • B01J31/143—Catalysts 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1845—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing phosphorus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1845—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing phosphorus
    • B01J31/1865—Phosphonites (RP(OR)2), their isomeric phosphinates (R2(RO)P=O) and RO-substitution derivatives thereof
    • B01J31/187—Amide derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
    • B01J31/1845—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing phosphorus
    • B01J31/1875—Phosphinites (R2P(OR), their isomeric phosphine oxides (R3P=O) and RO-substitution derivatives thereof)
    • B01J31/188—Amide derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00—Aliphatic unsaturated hydrocarbons
    • C07C11/02—Alkenes
    • C07C11/107—Alkenes with six carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/04—Preparation 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
    • C07C2/06—Preparation 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
    • C07C2/08—Catalytic processes
    • C07C2/26—Catalytic processes with hydrides or organic compounds
    • C07C2/32—Catalytic processes with hydrides or organic compounds as complexes, e.g. acetyl-acetonates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/20—Olefin oligomerisation or telomerisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/60—Complexes comprising metals of Group VI (VIA or VIB) as the central metal
    • B01J2531/62—Chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • C07C2531/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • C07C2531/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups C07C2531/02 - C07C2531/24
    • C07C2531/34—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups C07C2531/02 - C07C2531/24 of chromium, molybdenum or tungsten

Landscapes

  • 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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)

Abstract

يتعلق الاختراع الحالي بطريقة لتحضير محفز متجانس homogenous catalyst للاستخدام في تحضير ألفا أولفين خطي linear alpha olefin تتضمن: تحضير محلول محفز مسبق pre-catalyst solution أول بواسطة خلط مصدر كروم chromium ومركب ترابطي ligand في مذيب أول، حيث يتم تخزين محلول المحفز المسبق الأول في وعاء أول؛ تحضير محلول محفز مسبق ثانٍ بواسطة خلط مركب ألومنيوم عضوي organoaluminum compound وعامل مُعدّل modifier في مذيب ثانٍ، حيث يتم تخزين محلول المحفز المسبق الثاني في وعاء ثانٍ؛ وبصورة متزامنة إمداد محلول المحفز المسبق الأول ومحلول المحفز المسبق الثاني مباشرة في وعاء تفاعل reaction vessel، حيث يتضمن وعاء التفاعل مذيب ثالث. شكل1
SA519401840A 2016-12-30 2019-05-21 طريقة لتحضير محلول محفز لإنتاج 1-هكسين انتقائي SA519401840B1 (ar)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662440554P 2016-12-30 2016-12-30
PCT/IB2017/058473 WO2018122773A1 (en) 2016-12-30 2017-12-28 Method for preparation of a catalyst solution for selective 1-hexene production

Publications (1)

Publication Number Publication Date
SA519401840B1 true SA519401840B1 (ar) 2022-07-24

Family

ID=61192967

Family Applications (1)

Application Number Title Priority Date Filing Date
SA519401840A SA519401840B1 (ar) 2016-12-30 2019-05-21 طريقة لتحضير محلول محفز لإنتاج 1-هكسين انتقائي

Country Status (7)

Country Link
US (1) US11285469B2 (ar)
EP (1) EP3562584B1 (ar)
CN (1) CN110494218A (ar)
ES (1) ES2868123T3 (ar)
RU (1) RU2749592C2 (ar)
SA (1) SA519401840B1 (ar)
WO (1) WO2018122773A1 (ar)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2409707T3 (es) 2011-02-16 2013-06-27 Linde Ag Procedimiento de preparación de una composición catalítica para oligomerización de etileno y unidad de preformación de composición de catalizador respectiva
WO2018122703A1 (en) 2016-12-30 2018-07-05 Sabic Global Technologies B.V. Method for preparation of homogenous catalyst for selective 1-hexene production
FR3105018B1 (fr) * 2019-12-18 2021-12-10 Ifp Energies Now Reacteur gaz/liquide d’oligomerisation comprenant des internes transversaux

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4024170A (en) 1975-11-11 1977-05-17 The University Of Alabama Liquid clathrates
WO1981002422A1 (en) 1980-02-28 1981-09-03 Univ Alabama Multidentate macromolecular complex salt clathrates
DE3632800A1 (de) 1986-09-26 1988-04-07 Flowtec Ag Nach dem coriolisprinzip arbeitendes massendurchflussmessgeraet
US5550306A (en) 1993-09-22 1996-08-27 Institut Francais Du Petrole Catalytic process for the dimerization of olefins
FR2710280B1 (fr) 1993-09-22 1995-11-17 Inst Francais Du Petrole Composition catalytique et procédé pour la dimérisation des oléfines.
US5670682A (en) 1995-10-19 1997-09-23 Albemarle Corporation Liquid clathrate aluminoxane compositions
WO1997033924A1 (fr) 1996-03-14 1997-09-18 Mitsubishi Chemical Corporation PROCEDE DE PRODUCTION D'OLIGOMERS D'α-OLEFINES
US6096680A (en) 1996-10-28 2000-08-01 Albemarle Corporation Liquid clathrate compositions
CA2249946A1 (en) 1998-10-13 2000-04-13 Jose Lourenco Method and apparatus for controlling a mixing of fluids
KR20010089455A (ko) 1999-09-16 2001-10-06 가즈토 도미나가 전이 금속 촉매, 및 알파-올레핀 및 비닐 화합물 중합체의제조 방법
MXPA02004322A (es) 1999-11-01 2002-11-07 W R Grace & Co Cohn Catalizador de polimerizacion de olefinas bidentado o tridentado soporte heterogeneo activo.
FR2804622B1 (fr) 2000-02-04 2002-04-05 Inst Francais Du Petrole Composition catalytique pour la dimerisation, la codimerisation et l'oligomerisation des olefines
JP2002233764A (ja) 2000-12-05 2002-08-20 Tosoh Corp エチレンの三量化触媒およびこの触媒を用いたエチレンの三量化方法
CN1308269C (zh) 2001-12-20 2007-04-04 Sasol技术股份有限公司 使用铬基催化剂的烯烃三聚和寡聚
US20030199649A1 (en) 2002-03-26 2003-10-23 Orbison David Robert Method and apparatus for the controlled dilution of organometallic compounds
US7053020B2 (en) 2002-09-25 2006-05-30 Shell Oil Company Catalyst systems for ethylene oligomerisation to linear alpha olefins
KR20060002741A (ko) 2002-12-20 2006-01-09 사솔 테크날러지 (프로프라이어터리) 리미티드 올레핀의 삼량체화
EP1563901A1 (en) 2004-02-13 2005-08-17 Total Petrochemicals Research Feluy Method and device for optimising catalyst supply to a polymerization reactor.
US7799882B2 (en) 2005-06-20 2010-09-21 Exxonmobil Chemical Patents Inc. Polymerization process
DE602006011643D1 (de) 2005-11-21 2010-02-25 Shell Int Research Katalytische oligomerisierung von olefinischen monomeren
US7610750B2 (en) 2006-07-25 2009-11-03 Gm Global Technology Operations, Inc. Method and apparatus for monitoring a urea injection system in an exhaust aftertreatment system
SG183005A1 (en) * 2007-07-11 2012-08-30 Linde Ag Catalyst composition and process for di-, tri- and/or tetramerization of ethylene
KR101445431B1 (ko) 2007-11-28 2014-09-26 린데 악티엔게젤샤프트 촉매 조성물 및 에틸렌의 올리고머화를 위한 공정
EP2106854B1 (en) 2008-04-04 2011-05-25 Saudi Basic Industries Corporation Catalyst for oligomerization of ethylene, method for preparation thereof and process for oligomerization using it
CA2639870A1 (en) * 2008-09-29 2010-03-29 Nova Chemicals Corporation Trimerization
ATE516878T1 (de) * 2009-04-09 2011-08-15 Saudi Basic Ind Corp Katalysatorzusammensetzung und verfahren zur oligomerisierung von ethylen
EP2582710B1 (en) 2010-06-18 2016-08-10 Ramot at Tel Aviv University, Ltd. Salalen ligands and organometallic complexes
ES2409707T3 (es) * 2011-02-16 2013-06-27 Linde Ag Procedimiento de preparación de una composición catalítica para oligomerización de etileno y unidad de preformación de composición de catalizador respectiva
CA2758126C (en) * 2011-11-08 2018-07-31 Nova Chemicals Corporation Ethylene oligomerization process with aluminoxane/organoboron as activators using a halogenated aromatic solvent
CN112246285A (zh) * 2014-02-03 2021-01-22 沙特基础工业公司 用于制备用于乙烯低聚的催化剂组合物的催化剂组合物预形成单元
WO2018122703A1 (en) 2016-12-30 2018-07-05 Sabic Global Technologies B.V. Method for preparation of homogenous catalyst for selective 1-hexene production

Also Published As

Publication number Publication date
US20190351403A1 (en) 2019-11-21
RU2019119456A (ru) 2021-02-01
ES2868123T3 (es) 2021-10-21
RU2749592C2 (ru) 2021-06-15
RU2019119456A3 (ar) 2021-02-01
EP3562584B1 (en) 2021-04-07
CN110494218A (zh) 2019-11-22
EP3562584A1 (en) 2019-11-06
US11285469B2 (en) 2022-03-29
WO2018122773A1 (en) 2018-07-05

Similar Documents

Publication Publication Date Title
SA519401840B1 (ar) طريقة لتحضير محلول محفز لإنتاج 1-هكسين انتقائي
SA519401837B1 (ar) طريقة لتحضير محفز متجانس لإنتاج 1-هكسين انتقائي
SA519401701B1 (ar) مركب كروم، ونظام محفز باستخدامه، وطريقة لتحضير أوليجومر إيثيلين
EP3450419A4 (en) CONFIGURATION AND PREPARATION OF CATALYTIC REACTOR AND METHYLENE DIRECT METHYLENE SYNTHESIS METHOD BY CATALYSIS OF METHANE TRANSFORMATION IN OXYGEN-FREE STATE
AR094325A1 (es) Un proceso de polimerización para producir polímeros a base de etileno
AR094326A1 (es) Un proceso de polimerización para producir polímeros a base de etileno
WO2014022010A3 (en) Non-symmetric catalysts comprising salan ligands
AR094323A1 (es) Un polímero a base de etileno
AR094324A1 (es) Un polímero a base de etileno
MX2018006987A (es) Catalizadores de la metatesis de olefinas.
AR094336A1 (es) Sistemas catalizadores para la polimerización de olefinas
MY152879A (en) Transition metal complex compounds, olefin oligomerization catalysts including the compounds, and processes for producing olefin oligomers using the catalysts
BR112017019416A2 (pt) ligante contendo fosfaciclo para complexo de cromo e catalisador de oligomerização de olefina do mesmo
MY174705A (en) Oligomerisation of ethylene to mixtures of 1-hexene and 1-octene
MX2018014356A (es) Donador sin ftalato para catalizadores de poliolefina.
MY172349A (en) Combined preparation of at least butene and octene from ethene
WO2015200849A3 (en) Transition metal catalysts for olefin polymerization
MX2017008376A (es) Metodos de preparacion de oligomeros de una olefina.
SG10201901004SA (en) Tetramerisation of ethylene
MX2018002234A (es) Metodos para controlar el hinchamiento del extruido en sistemas de polimerizacion de olefinas de doble catalizador.
WO2016079630A3 (en) Reactors and methods of using same
BR112019005993A2 (pt) catalisadores de polimerização de olefina de metal do grupo iv de fosfaguanidina
SA519401745B1 (ar) نظام محفز مستخدم في تكوين أوليجومرات من الأولفين وطريقة لتكوين أوليجومرات من الأولفين
MY171855A (en) Metalated ligand, catalyst composition, and use thereof in the oligomerization of ethylene
EA202192556A1 (ru) Лиганды для получения 1-октена в хром-катализируемом способе олигомеризации этилена