DK0480376T3 - Katalysator og fremgangsmåde til fremstilling af bimodale polyolefiner - Google Patents

Katalysator og fremgangsmåde til fremstilling af bimodale polyolefiner

Info

Publication number
DK0480376T3
DK0480376T3 DK91117138.7T DK91117138T DK0480376T3 DK 0480376 T3 DK0480376 T3 DK 0480376T3 DK 91117138 T DK91117138 T DK 91117138T DK 0480376 T3 DK0480376 T3 DK 0480376T3
Authority
DK
Denmark
Prior art keywords
catalyst
preparation
bimodal polyolefins
disclosed
chromium
Prior art date
Application number
DK91117138.7T
Other languages
Danish (da)
English (en)
Inventor
Elizabeth Ann Benham
Max Paul Mcdaniel
Original Assignee
Phillips Petroleum Co
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 Phillips Petroleum Co filed Critical Phillips Petroleum Co
Application granted granted Critical
Publication of DK0480376T3 publication Critical patent/DK0480376T3/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/68—Vanadium, niobium, tantalum or compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/02—Ethene
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Catalysts (AREA)
DK91117138.7T 1990-10-09 1991-10-08 Katalysator og fremgangsmåde til fremstilling af bimodale polyolefiner DK0480376T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/594,600 US5237025A (en) 1990-10-09 1990-10-09 Process for making bimodal polyolefins using two independent particulate catalysts

Publications (1)

Publication Number Publication Date
DK0480376T3 true DK0480376T3 (da) 1997-04-07

Family

ID=24379589

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91117138.7T DK0480376T3 (da) 1990-10-09 1991-10-08 Katalysator og fremgangsmåde til fremstilling af bimodale polyolefiner

Country Status (16)

Country Link
US (1) US5237025A (fr)
EP (1) EP0480376B1 (fr)
JP (1) JP2749732B2 (fr)
KR (1) KR0168855B1 (fr)
AT (1) ATE149530T1 (fr)
CA (1) CA2043814C (fr)
DE (1) DE69124907T2 (fr)
DK (1) DK0480376T3 (fr)
ES (1) ES2098296T3 (fr)
HU (1) HU212046B (fr)
MX (1) MX9101278A (fr)
MY (1) MY107483A (fr)
NO (1) NO179521C (fr)
SG (1) SG44496A1 (fr)
TW (1) TW224107B (fr)
YU (1) YU47894B (fr)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412001A (en) * 1993-08-30 1995-05-02 Quantum Chemical Corporation Method to reactor-fill polyolefins by formation of a dual catalyst system causing compatibilization of the filler with the maxtrix polymer
US5399622A (en) * 1993-11-17 1995-03-21 Phillips Petroleum Company System of chromium catalyst and yttrium catalyst, olefin polymerization process, and polymer
US5624877A (en) * 1994-02-25 1997-04-29 Phillips Petroleum Company Process for producing polyolefins
WO1996007478A1 (fr) * 1994-09-08 1996-03-14 Mobil Oil Corporation Modulation catalytique de la repartition du poids moleculaire d'une resine large/bimodale dans un simple reacteur
US5714424A (en) * 1995-01-09 1998-02-03 W. R. Grace & Co.-Conn. Multi-component polyolefin catalysts
EP0849294A1 (fr) 1996-12-20 1998-06-24 Fina Research S.A. Production de polyéthylène ayant une large distribution de poids moléculaire
EP0849293A1 (fr) 1996-12-20 1998-06-24 Fina Research S.A. Production de Polyéthylène ayant une distribution de poids moléculaire bimodale
US7005485B2 (en) * 1998-12-18 2006-02-28 Chevron Phillips Chemical Company Lp Process for producing polyolefins
US6967230B2 (en) * 1998-12-18 2005-11-22 Chevron Phillips Chemical Company Lp Process for producing polyolefins
US6828268B1 (en) * 1999-11-05 2004-12-07 Phillips Petroleum Company Polymerization catalyst systems and processes using alkyl lithium compounds as a cocatalyst
ES2228437T3 (es) * 2000-05-10 2005-04-16 Repsol Quimica S.A. Proceso para la produccion de polietileno bimodal.
US6388017B1 (en) * 2000-05-24 2002-05-14 Phillips Petroleum Company Process for producing a polymer composition
US6462149B1 (en) 2000-09-22 2002-10-08 Union Carbide Chemicals & Plastics Technology Corporation Control of resin split in single-reactor manufacture of bimodal polyolefins
WO2002060957A2 (fr) * 2001-01-16 2002-08-08 Exxonmobil Chemical Patents Inc. Procede de polymerisation au moyen de compositions de catalyse melangees
MY162605A (en) * 2004-04-07 2017-06-30 Union Carbide Chemicals & Plastic Tech Llc Method of controlling olefin polymerization
WO2005100417A1 (fr) * 2004-04-13 2005-10-27 Union Carbide Chemicals & Plastics Technology Corporation Utilisation de fraction instantanee permettant d'ameliorer une commande de reacteur
AU2005240523A1 (en) 2004-04-22 2005-11-17 Chevron Phillips Chemical Company Lp Methods of preparing active chromium/alumina catalysts via treatment with sulfate and polymers produced using the chromium/alumina catalysts
US7112643B2 (en) * 2004-04-22 2006-09-26 Chevron Phillips Chemical Company Lp Polymers having low levels of long chain branching and methods of making the same
US7214642B2 (en) * 2004-04-22 2007-05-08 Chevron Phillips Chemical Company Lp Methods of preparing active chromium/alumina catalysts via treatment with sulfate
US7595364B2 (en) 2005-12-07 2009-09-29 Univation Technologies, Llc High density polyethylene
EP1803747A1 (fr) 2005-12-30 2007-07-04 Borealis Technology Oy Catalyseur de polymérisation à surface modifiée pour réduire la formation de gels dans des films
US7381777B1 (en) 2007-02-26 2008-06-03 Exxonmobil Chemical Patents Inc. Method for controlling fouling in slurry-type polymerization reactors
US7754834B2 (en) * 2007-04-12 2010-07-13 Univation Technologies, Llc Bulk density promoting agents in a gas-phase polymerization process to achieve a bulk particle density
US7897539B2 (en) * 2007-05-16 2011-03-01 Chevron Phillips Chemical Company Lp Methods of preparing a polymerization catalyst
US8148481B2 (en) 2008-12-18 2012-04-03 Univation Technologies, Llc Method for seed bed treatment for a polymerization reaction
US9365664B2 (en) 2009-01-29 2016-06-14 W. R. Grace & Co. -Conn. Catalyst on silica clad alumina support
RU2520223C2 (ru) 2009-01-29 2014-06-20 В.Р.Грейс Энд Ко.-Конн. Катализатор на подложке из оксида алюминия, с оболочкой из диоксида кремния
BRPI1014662B1 (pt) 2009-06-29 2021-06-29 Chevron Phillips Chemical Company Lp Processo de polimerização de olefina
MX2012000254A (es) 2009-06-29 2012-01-25 Chevron Philips Chemical Company Lp El uso de catalizadores de depuracion de hidrogeno para controlar niveles de hidrogeno y peso molecular de polimero en un reactor de polimerizacion.
US8399580B2 (en) 2010-08-11 2013-03-19 Chevron Philips Chemical Company Lp Additives to chromium catalyst mix tank
US8440772B2 (en) 2011-04-28 2013-05-14 Chevron Phillips Chemical Company Lp Methods for terminating olefin polymerizations
US8487053B2 (en) 2011-11-30 2013-07-16 Chevron Phillips Chemical Company Lp Methods for removing polymer skins from reactor walls
US8501882B2 (en) 2011-12-19 2013-08-06 Chevron Phillips Chemical Company Lp Use of hydrogen and an organozinc compound for polymerization and polymer property control
US8703883B2 (en) 2012-02-20 2014-04-22 Chevron Phillips Chemical Company Lp Systems and methods for real-time catalyst particle size control in a polymerization reactor
US10273315B2 (en) 2012-06-20 2019-04-30 Chevron Phillips Chemical Company Lp Methods for terminating olefin polymerizations
US8916494B2 (en) 2012-08-27 2014-12-23 Chevron Phillips Chemical Company Lp Vapor phase preparation of fluorided solid oxides
US8940842B2 (en) 2012-09-24 2015-01-27 Chevron Phillips Chemical Company Lp Methods for controlling dual catalyst olefin polymerizations
BR112015015373B1 (pt) 2012-12-28 2020-12-15 Univation Technologies, Llc Método para integração da produção de aluminoxano na produçâo de um catalisador
RU2677897C2 (ru) 2014-04-02 2019-01-22 ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи Композиции обеспечения непрерывности и способы изготовления и использования таковых
CN107428875B (zh) 2015-03-10 2021-02-26 尤尼威蒂恩技术有限责任公司 喷雾干燥催化剂组合物、制备方法以及在烯烃聚合工艺中的用途
CN107531840B (zh) 2015-04-27 2022-11-18 尤尼威蒂恩技术有限责任公司 具有改进流动特性的负载型催化剂组合物及其制备
US9708426B2 (en) 2015-06-01 2017-07-18 Chevron Phillips Chemical Company Lp Liquid-solid sampling system for a loop slurry reactor
US10005861B2 (en) 2016-06-09 2018-06-26 Chevron Phillips Chemical Company Lp Methods for increasing polymer production rates with halogenated hydrocarbon compounds
KR102786812B1 (ko) * 2018-06-01 2025-03-31 다우 글로벌 테크놀로지스 엘엘씨 처리된 마그네슘 클로라이드 성분을 갖는 지글러-나타 촉매 시스템
US10774161B2 (en) 2019-01-31 2020-09-15 Chevron Phillips Chemical Company Lp Systems and methods for polyethylene recovery with low volatile content
US12077616B2 (en) 2021-12-15 2024-09-03 Chevron Phillips Chemical Company Lp Production of polyethylene and ethylene oligomers from ethanol and the use of biomass and waste streams as feedstocks to produce the ethanol
US11845814B2 (en) 2022-02-01 2023-12-19 Chevron Phillips Chemical Company Lp Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor
US12466900B2 (en) 2022-04-19 2025-11-11 Chevron Phillips Chemical Company Lp Loop slurry periodogram control to prevent reactor fouling and reactor shutdowns
US20250066274A1 (en) 2023-08-22 2025-02-27 Chevron Phillips Chemical Company Lp Integrated processes utilizing water electrolysis and oxidative dehydrogenation of ethane

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3622521A (en) * 1967-08-21 1971-11-23 Phillips Petroleum Co Olefin polymerization with chromium and titanium-containing compounds
DE2338888A1 (de) * 1973-08-01 1975-02-13 Veba Chemie Ag Verfahren zur herstellung von polyaethylen
US4041224A (en) * 1975-11-19 1977-08-09 Chemplex Company Catalyst, method and polymerization processes
IT1078995B (it) * 1977-05-24 1985-05-08 Montedison Spa Catalizzatori per la polimeriazzazione di olefine
CA1142162A (fr) * 1979-03-28 1983-03-01 Paul L. Eve Methode de polymerisation, et produits de cette polymerisation
US4285834A (en) * 1979-12-31 1981-08-25 The Dow Chemical Company Dual, independently supported catalyst mixtures
US4325837A (en) * 1980-08-12 1982-04-20 Phillips Petroleum Company Catalyst, method of producing the catalyst, and polymerization process employing the catalyst
JPS57139102A (en) * 1981-02-05 1982-08-27 Dow Chemical Co Alpha-olefin polymerization and polymerization catalyst blend
US4562168A (en) * 1984-05-17 1985-12-31 Phillips Petroleum Company Catalyst and olefin polymerization
JPH0617403B2 (ja) * 1985-03-14 1994-03-09 チッソ株式会社 ポリオレフインの製造方法
JPH0725829B2 (ja) * 1986-03-07 1995-03-22 日本石油株式会社 エチレン重合体の製造方法
US5032651A (en) * 1990-05-29 1991-07-16 Phillips Petroleum Company Method for producing olefin polymer blends utilizing a chromium-zirconium dual catalyst system
CA2043904C (fr) * 1990-10-09 1997-10-07 Kent E. Mitchell Polymerisation d'olefines

Also Published As

Publication number Publication date
HU212046B (en) 1996-01-29
MY107483A (en) 1995-12-30
YU47894B (sh) 1996-05-20
HU913178D0 (en) 1992-01-28
EP0480376A3 (en) 1992-05-27
TW224107B (fr) 1994-05-21
JP2749732B2 (ja) 1998-05-13
EP0480376A2 (fr) 1992-04-15
NO913947D0 (no) 1991-10-08
HUT62919A (en) 1993-06-28
ATE149530T1 (de) 1997-03-15
NO179521C (no) 1996-10-23
JPH04234408A (ja) 1992-08-24
NO179521B (no) 1996-07-15
EP0480376B1 (fr) 1997-03-05
KR0168855B1 (ko) 1999-03-20
YU164191A (sh) 1994-01-20
DE69124907D1 (de) 1997-04-10
MX9101278A (es) 1992-06-05
US5237025A (en) 1993-08-17
DE69124907T2 (de) 1997-06-19
ES2098296T3 (es) 1997-05-01
SG44496A1 (en) 1997-12-19
CA2043814A1 (fr) 1992-04-10
NO913947L (no) 1992-04-10
KR920008078A (ko) 1992-05-27
CA2043814C (fr) 1998-11-24

Similar Documents

Publication Publication Date Title
DK0480376T3 (da) Katalysator og fremgangsmåde til fremstilling af bimodale polyolefiner
ATE181077T1 (de) Aluminoxan-enthaltendes produkt und dessen verwendung
DK172089A (da) 1,3-dioxolanderivater samt fremgangsmaade til fremstilling deraf
FI931883A0 (fi) Olefinpolymeriseringskatalyt, foerfarande foer dess framstaellning och dess anvaendning
YU48361B (sh) Postupak za polimerizaciju olefina
DE59405886D1 (de) Verfahren zur Olefinpolymerisation
ES2104017T3 (es) Composiciones cataliticas de cromo.
DK505187D0 (da) Fast katalysator til brug ved stereospecifik polymerisation af alfa-olefiner samt fremgangsmaade til fremstilling af en saadan katalysator
ES2001877A6 (es) Procedimiento para la obtencion de nuevas n-(2-fluorfenil)-azolidinas
DE69007695D1 (de) Fucosidase-Inhibitoren.
NO175941C (no) Katalysatorsystem og anvendelse av dette til fremstilling av polyalkener
ATE24187T1 (de) Katalysator zuer polymersation von olefinen.
BE868565A (fr) Catalyseur pour la polymerisation d'olefines
DK0740671T3 (da) Metallocener med broer til brug i katalysatorsystemer til polymerisering af alkener
JPS5521435A (en) Catalyst for olefin polymerization
ATE185074T1 (de) Formkörper zur biomedizinische verwendung
BR8005345A (pt) Compostos de vanadio tetravalente,processo para sua producao,e sua aplicacao
JPS56120713A (en) Highly activated catalyst for olefin polymerization
KR790000674B1 (en) Process for producting polyethylene