TW224107B - - Google Patents

Info

Publication number
TW224107B
TW224107B TW080106851A TW80106851A TW224107B TW 224107 B TW224107 B TW 224107B TW 080106851 A TW080106851 A TW 080106851A TW 80106851 A TW80106851 A TW 80106851A TW 224107 B TW224107 B TW 224107B
Authority
TW
Taiwan
Prior art keywords
disclosed
chromium
catalyst
particulate
containing catalyst
Prior art date
Application number
TW080106851A
Other languages
English (en)
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 TW224107B publication Critical patent/TW224107B/zh

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)
TW080106851A 1990-10-09 1991-08-29 TW224107B (zh)

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
TW224107B true TW224107B (zh) 1994-05-21

Family

ID=24379589

Family Applications (1)

Application Number Title Priority Date Filing Date
TW080106851A TW224107B (zh) 1990-10-09 1991-08-29

Country Status (16)

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

Families Citing this family (48)

* 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
JPH10505622A (ja) 1994-09-08 1998-06-02 モービル・オイル・コーポレーション 単一の反応器内での広い／２モードのｍｗｄの樹脂の触媒制御
US5714424A (en) * 1995-01-09 1998-02-03 W. R. Grace & Co.-Conn. Multi-component polyolefin catalysts
EP0849293A1 (en) * 1996-12-20 1998-06-24 Fina Research S.A. Production of polyethylene having a bimodal molecular weight distribution
EP0849294A1 (en) 1996-12-20 1998-06-24 Fina Research S.A. Production of polyethylene having a broad molecular weight distribution
US6967230B2 (en) * 1998-12-18 2005-11-22 Chevron Phillips Chemical Company Lp Process for producing polyolefins
US7005485B2 (en) * 1998-12-18 2006-02-28 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
EP1153943B1 (en) * 2000-05-10 2004-11-24 Repsol Quimica S.A. Process for producing bimodal polyethylene
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
AU2002246517A1 (en) * 2001-01-16 2002-08-12 Exxonmobil Chemical Patents Inc. Catalysts with at least two transition metal compounds and polymerization processes using them
BRPI0508789A (pt) * 2004-04-07 2007-09-04 Union Carbide Chem Plastic método para preparar poliolefinas com um ìndice de fluxo de fundido e uma taxa de fluxo de fundido alvos
AR048828A1 (es) * 2004-04-13 2006-05-31 Union Carbide Chem Plastic Uso de un fraccionamiento instantaneo para mejorar el control del reactor
EP2374537A3 (en) 2004-04-22 2011-11-02 Chevron Phillips Chemical Company LP Methods of preparing active chromium/alumina catalysts via treatment with sulfate and polymers produced using the chromium/alumina catalysts
US7214642B2 (en) * 2004-04-22 2007-05-08 Chevron Phillips Chemical Company Lp Methods of preparing active chromium/alumina catalysts via treatment with sulfate
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
US7595364B2 (en) 2005-12-07 2009-09-29 Univation Technologies, Llc High density polyethylene
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin 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
WO2010071798A1 (en) 2008-12-18 2010-06-24 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
US8673806B2 (en) 2009-01-29 2014-03-18 W.R. Grace & Co.-Conn. Catalyst on silica clad alumina support
SG177344A1 (en) * 2009-06-29 2012-02-28 Chevron Phillips Chemical Co The use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor
MX2012000250A (es) * 2009-06-29 2012-01-25 Chevron Philips Chemical Company Lp Sistemas catalizadores duales de metaloceno para disminuir el indice de fusion e incrementar las velocidades de produccion de polimero.
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
CN104918947A (zh) 2012-12-28 2015-09-16 尤尼威蒂恩技术有限责任公司 将铝氧烷的生产整合到催化剂生产中的方法
CN106164104A (zh) 2014-04-02 2016-11-23 尤尼威蒂恩技术有限责任公司 连续性组合物及其制备和使用方法
SG11201707037TA (en) 2015-03-10 2017-09-28 Univation Tech Llc Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
EP3288984B1 (en) 2015-04-27 2023-08-09 Univation Technologies, LLC Supported catalyst compositions having improved flow properties and preparation thereof
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
BR112020024167B1 (pt) * 2018-06-01 2023-11-28 Dow Global Technologies Llc Pró-catalisador, catalisador, processo para polimerizar polímeros à base de etileno, e, método para se separar o pró-catalisador
US10774161B2 (en) 2019-01-31 2020-09-15 Chevron Phillips Chemical Company Lp Systems and methods for polyethylene recovery with low volatile content
US20230183390A1 (en) 2021-12-15 2023-06-15 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
US20230331875A1 (en) 2022-04-19 2023-10-19 Chevron Phillips Chemical Company Lp Loop slurry periodogram control to prevent reactor fouling and reactor shutdowns

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 (en) * 1979-03-28 1983-03-01 Paul L. Eve Polymerisation process and products therefrom
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 (en) * 1990-10-09 1997-10-07 Kent E. Mitchell Olefin polymerization

Also Published As

Publication number Publication date
YU47894B (sh) 1996-05-20
MY107483A (en) 1995-12-30
EP0480376B1 (en) 1997-03-05
CA2043814C (en) 1998-11-24
MX9101278A (es) 1992-06-05
NO179521B (no) 1996-07-15
NO913947D0 (no) 1991-10-08
YU164191A (sh) 1994-01-20
JPH04234408A (ja) 1992-08-24
DE69124907T2 (de) 1997-06-19
DK0480376T3 (da) 1997-04-07
US5237025A (en) 1993-08-17
ES2098296T3 (es) 1997-05-01
HU913178D0 (en) 1992-01-28
ATE149530T1 (de) 1997-03-15
EP0480376A2 (en) 1992-04-15
EP0480376A3 (en) 1992-05-27
HUT62919A (en) 1993-06-28
HU212046B (en) 1996-01-29
DE69124907D1 (de) 1997-04-10
KR920008078A (ko) 1992-05-27
CA2043814A1 (en) 1992-04-10
SG44496A1 (en) 1997-12-19
KR0168855B1 (ko) 1999-03-20
NO179521C (no) 1996-10-23
NO913947L (no) 1992-04-10
JP2749732B2 (ja) 1998-05-13

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