NO913947L - Fremgangsmaate til fremstilling av bimodale polyalkener ogkatalysatorblanding til utfoerelse av fremgangsmaaten - Google Patents
Fremgangsmaate til fremstilling av bimodale polyalkener ogkatalysatorblanding til utfoerelse av fremgangsmaatenInfo
- Publication number
- NO913947L NO913947L NO91913947A NO913947A NO913947L NO 913947 L NO913947 L NO 913947L NO 91913947 A NO91913947 A NO 91913947A NO 913947 A NO913947 A NO 913947A NO 913947 L NO913947 L NO 913947L
- Authority
- NO
- Norway
- Prior art keywords
- procedure
- polyalkenes
- bimodal
- preparation
- carrying
- Prior art date
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)
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 (4)
Publication Number | Publication Date |
---|---|
NO913947D0 NO913947D0 (no) | 1991-10-08 |
NO913947L true NO913947L (no) | 1992-04-10 |
NO179521B NO179521B (no) | 1996-07-15 |
NO179521C NO179521C (no) | 1996-10-23 |
Family
ID=24379589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO913947A NO179521C (no) | 1990-10-09 | 1991-10-08 | Fremgangsmåte til fremstilling av en etylenkopolymer og katalysatorblanding til utförelse av fremgangsmåten |
Country Status (16)
Country | Link |
---|---|
US (1) | US5237025A (no) |
EP (1) | EP0480376B1 (no) |
JP (1) | JP2749732B2 (no) |
KR (1) | KR0168855B1 (no) |
AT (1) | ATE149530T1 (no) |
CA (1) | CA2043814C (no) |
DE (1) | DE69124907T2 (no) |
DK (1) | DK0480376T3 (no) |
ES (1) | ES2098296T3 (no) |
HU (1) | HU212046B (no) |
MX (1) | MX9101278A (no) |
MY (1) | MY107483A (no) |
NO (1) | NO179521C (no) |
SG (1) | SG44496A1 (no) |
TW (1) | TW224107B (no) |
YU (1) | YU47894B (no) |
Families Citing this family (47)
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 |
AU698111B2 (en) * | 1994-09-08 | 1998-10-22 | Mobil Oil Corporation | Catalytic control of the MWD of a broad/bimodal resin in a single reactor |
US5714424A (en) * | 1995-01-09 | 1998-02-03 | W. R. Grace & Co.-Conn. | Multi-component polyolefin catalysts |
EP0849294A1 (en) | 1996-12-20 | 1998-06-24 | Fina Research S.A. | Production of polyethylene having a broad molecular weight distribution |
EP0849293A1 (en) * | 1996-12-20 | 1998-06-24 | Fina Research S.A. | Production of polyethylene having a bimodal 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 |
ATE283294T1 (de) * | 2000-05-10 | 2004-12-15 | Repsol Quimica Sa | Verfahren zur herstellung von bimodalem polyethylen |
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 |
US7192902B2 (en) * | 2001-01-16 | 2007-03-20 | Exxonmobil Chemical Patents Inc. | Polymerization process with mixed catalyst compositions |
WO2005100414A1 (en) * | 2004-04-07 | 2005-10-27 | Union Carbide Chemicals & Plastics Technology Corporation | Method of controlling olefin polymerization |
WO2005100417A1 (en) * | 2004-04-13 | 2005-10-27 | Union Carbide Chemicals & Plastics Technology Corporation | Use of instantaneous split to improve reactor control |
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 |
BRPI0510174B1 (pt) | 2004-04-22 | 2016-04-26 | Chevron Phillips Chemical Co | método para preparação de um catalisador de polimerização, catalisador, composição catalisadora para polimerização de olefinas, método de uso do catalisador e para produção de um polímero, polímero e resina |
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 (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 |
BRPI0922454A2 (pt) | 2008-12-18 | 2018-05-22 | Univation Tech Llc | método para tratamento de leito de semente para uma reação de polimerização |
KR20110110350A (ko) | 2009-01-29 | 2011-10-06 | 더블유.알. 그레이스 앤드 캄파니-콘. | 실리카-클래딩된 알루미나 지지체 상의 촉매 |
US9365664B2 (en) | 2009-01-29 | 2016-06-14 | W. R. Grace & Co. -Conn. | Catalyst on silica clad alumina support |
SG176975A1 (en) | 2009-06-29 | 2012-02-28 | Chevron Phillips Chemical Co | Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates |
ES2547867T3 (es) * | 2009-06-29 | 2015-10-09 | Chevron Phillips Chemical Company Lp | El uso de catalizadores de eliminación de hidrógeno para controlar el peso molecular del polímero y los niveles de hidrógeno en un reactor de polimerización |
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 |
IN2015DN03815A (no) | 2012-12-28 | 2015-10-02 | Univation Tech Llc | |
RU2677897C2 (ru) | 2014-04-02 | 2019-01-22 | ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи | Композиции обеспечения непрерывности и способы изготовления и использования таковых |
WO2016145179A1 (en) | 2015-03-10 | 2016-09-15 | Univation Technologies, Llc | Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes |
WO2016176135A1 (en) | 2015-04-27 | 2016-11-03 | 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 |
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)
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 |
-
1990
- 1990-10-09 US US07/594,600 patent/US5237025A/en not_active Expired - Lifetime
-
1991
- 1991-06-04 CA CA002043814A patent/CA2043814C/en not_active Expired - Fee Related
- 1991-08-29 TW TW080106851A patent/TW224107B/zh active
- 1991-09-09 MY MYPI91001626A patent/MY107483A/en unknown
- 1991-09-26 KR KR1019910016790A patent/KR0168855B1/ko not_active IP Right Cessation
- 1991-09-26 MX MX9101278A patent/MX9101278A/es not_active IP Right Cessation
- 1991-09-27 JP JP3249496A patent/JP2749732B2/ja not_active Expired - Fee Related
- 1991-10-08 EP EP91117138A patent/EP0480376B1/en not_active Expired - Lifetime
- 1991-10-08 AT AT91117138T patent/ATE149530T1/de not_active IP Right Cessation
- 1991-10-08 DK DK91117138.7T patent/DK0480376T3/da active
- 1991-10-08 NO NO913947A patent/NO179521C/no unknown
- 1991-10-08 DE DE69124907T patent/DE69124907T2/de not_active Expired - Fee Related
- 1991-10-08 HU HU913178A patent/HU212046B/hu not_active IP Right Cessation
- 1991-10-08 ES ES91117138T patent/ES2098296T3/es not_active Expired - Lifetime
- 1991-10-08 SG SG1996000973A patent/SG44496A1/en unknown
- 1991-10-09 YU YU164191A patent/YU47894B/sh unknown
Also Published As
Publication number | Publication date |
---|---|
EP0480376B1 (en) | 1997-03-05 |
ATE149530T1 (de) | 1997-03-15 |
HUT62919A (en) | 1993-06-28 |
KR920008078A (ko) | 1992-05-27 |
CA2043814C (en) | 1998-11-24 |
YU47894B (sh) | 1996-05-20 |
YU164191A (sh) | 1994-01-20 |
DK0480376T3 (da) | 1997-04-07 |
ES2098296T3 (es) | 1997-05-01 |
SG44496A1 (en) | 1997-12-19 |
JP2749732B2 (ja) | 1998-05-13 |
CA2043814A1 (en) | 1992-04-10 |
NO913947D0 (no) | 1991-10-08 |
JPH04234408A (ja) | 1992-08-24 |
US5237025A (en) | 1993-08-17 |
HU212046B (en) | 1996-01-29 |
NO179521C (no) | 1996-10-23 |
EP0480376A3 (en) | 1992-05-27 |
MX9101278A (es) | 1992-06-05 |
NO179521B (no) | 1996-07-15 |
HU913178D0 (en) | 1992-01-28 |
DE69124907T2 (de) | 1997-06-19 |
KR0168855B1 (ko) | 1999-03-20 |
MY107483A (en) | 1995-12-30 |
DE69124907D1 (de) | 1997-04-10 |
EP0480376A2 (en) | 1992-04-15 |
TW224107B (no) | 1994-05-21 |
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