DK449189A - Fremgangsmaade til gasfasepolymerisering af alfa-olefiner under tilstedevaerelse af et aktivitetsretarderende middel - Google Patents
Fremgangsmaade til gasfasepolymerisering af alfa-olefiner under tilstedevaerelse af et aktivitetsretarderende middelInfo
- Publication number
- DK449189A DK449189A DK449189A DK449189A DK449189A DK 449189 A DK449189 A DK 449189A DK 449189 A DK449189 A DK 449189A DK 449189 A DK449189 A DK 449189A DK 449189 A DK449189 A DK 449189A
- Authority
- DK
- Denmark
- Prior art keywords
- present application
- gas phase
- phase polymerization
- polymerization procedures
- returning agent
- 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
- C08F2/00—Processes of polymerisation
-
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
- Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polyethers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8812066A FR2636335B1 (fr) | 1988-09-13 | 1988-09-13 | Procede de polymerisation d'alpha-olefine en phase gazeuse en presence d'un agent ralentisseur d'activite |
FR898905846A FR2646426B2 (fr) | 1988-09-13 | 1989-04-27 | Procede et appareillage de polymerisation d'alpha-olefine en phase gazeuse en presence d'un agent ralentisseur d'activite |
Publications (2)
Publication Number | Publication Date |
---|---|
DK449189D0 DK449189D0 (da) | 1989-09-12 |
DK449189A true DK449189A (da) | 1990-03-14 |
Family
ID=26226876
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK449189A DK449189A (da) | 1988-09-13 | 1989-09-12 | Fremgangsmaade til gasfasepolymerisering af alfa-olefiner under tilstedevaerelse af et aktivitetsretarderende middel |
Country Status (16)
Country | Link |
---|---|
US (1) | US5066736A (sv) |
EP (1) | EP0359444B1 (sv) |
JP (1) | JP2981239B2 (sv) |
KR (1) | KR0147070B1 (sv) |
AU (1) | AU620641B2 (sv) |
CA (1) | CA1333440C (sv) |
DE (1) | DE68910627T2 (sv) |
DK (1) | DK449189A (sv) |
EG (1) | EG18770A (sv) |
ES (1) | ES2045456T3 (sv) |
FI (1) | FI96032C (sv) |
FR (1) | FR2646426B2 (sv) |
HK (1) | HK1007318A1 (sv) |
MY (1) | MY104197A (sv) |
NO (1) | NO174930C (sv) |
NZ (1) | NZ230486A (sv) |
Families Citing this family (77)
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US5473027A (en) * | 1986-06-20 | 1995-12-05 | Chevron Chemical Company | Production of blow molding polyethylene resin |
JP3204688B2 (ja) * | 1991-06-25 | 2001-09-04 | 出光石油化学株式会社 | エチレン重合体の製造方法 |
DE4019053A1 (de) * | 1990-06-15 | 1991-12-19 | Basf Ag | Polymerisate des propylens mit breitem molmassenverhaeltnis q |
FR2665704B1 (fr) * | 1990-08-07 | 1994-04-08 | Bp Chemicals Snc | Procede pour arreter une reaction de (co-)polymerisation effectuee a l'aide d'un catalyseur a base d'oxyde de chrome. |
US5336738A (en) * | 1990-08-07 | 1994-08-09 | Bp Chemicals Limited | Kill-gas introduction to a fluidized bed reactor containing chromium oxide catalyst |
GB9103527D0 (en) * | 1991-02-20 | 1991-04-10 | Exxon Chemical Patents Inc | Hp catalyst killer |
IT1246614B (it) | 1991-06-03 | 1994-11-24 | Himont Inc | Procedimento per la polimerizzazione in fase gas delle olefine |
US5227438A (en) * | 1991-09-24 | 1993-07-13 | Union Carbide Chemicals & Plastics Technology Corporation | Process for the slowdown or termination of polymerization |
EP0549252A1 (en) * | 1991-12-23 | 1993-06-30 | BP Chemicals Limited | Process for the gas-phase polymerisation of alpha-olefins in a fluidized-bed reactor |
IT1262933B (it) * | 1992-01-31 | 1996-07-22 | Montecatini Tecnologie Srl | Processo per la polimerizzazione in fase gas di alfa-olefine |
US5804678A (en) * | 1993-07-13 | 1998-09-08 | Mitsui Petrochemical Industries, Ltd. | Process for gas phase polymerization of olefin |
US5733988A (en) * | 1994-06-29 | 1998-03-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for reducing polymer build-up in recycle lines and heat exchangers during polymerizations employing butadiene, isoprene, and/or styrene |
US5625012A (en) * | 1994-06-29 | 1997-04-29 | Union Carbide Chemicals & Plastics Technology Corporation | Process for reducing polymer build-up in recycle lines and heat exchangers during polymerization of alpha olefins |
US5548042A (en) * | 1994-08-19 | 1996-08-20 | Union Carbide Chemical & Plastics Technology Corporation | Process for the production of polypropylene |
US5525678A (en) * | 1994-09-22 | 1996-06-11 | Mobil Oil Corporation | Process for controlling the MWD of a broad/bimodal resin produced in a single reactor |
WO1997019963A1 (en) * | 1995-12-01 | 1997-06-05 | Chevron Chemical Company Llc | Polymerization processes |
DE19621838A1 (de) * | 1996-05-31 | 1997-12-04 | Basf Ag | Verfahren zur Herstellung von Polymerisaten von C¶2¶- bis C¶1¶¶2¶-Alkenen unter Zusatz eines Reaktionsverzögerers |
WO1998020045A1 (en) * | 1996-11-01 | 1998-05-14 | Union Carbide Chemicals & Plastics Technology Corporation | Reduction of fouling in olefin polymerization systems |
US5731381A (en) * | 1996-11-01 | 1998-03-24 | Union Carbide Chemicals & Plastics Technology Corporation | Termination of gas phase polymerizations of conjugated dienes, vinyl-substituted aromatic compounds and mixtures thereof |
US5844054A (en) * | 1997-03-21 | 1998-12-01 | Samples; Paul Kevin | Process control in the presence of chromium based catalysts |
DE19800020A1 (de) * | 1998-01-05 | 1999-07-08 | Basf Ag | Kontinuierliches Gasphasenpolymerisationsverfahren |
US6977283B1 (en) | 1998-04-07 | 2005-12-20 | Exxonmobil Chemical Patents Inc. | Polymerization process |
EP0959082A1 (en) | 1998-05-19 | 1999-11-24 | Bp Chemicals S.N.C. | Polymerisation process |
EP0959081A1 (en) * | 1998-05-19 | 1999-11-24 | Bp Chemicals S.N.C. | Gas phase polymerisation process |
US7354880B2 (en) * | 1998-07-10 | 2008-04-08 | Univation Technologies, Llc | Catalyst composition and methods for its preparation and use in a polymerization process |
KR100610968B1 (ko) | 1998-10-27 | 2006-08-10 | 이스트만 케미칼 캄파니 | 올레핀의 중합 방법, 신규한 폴리에틸렌, 및 이로부터제조된 필름 및 제품 |
ATE291040T1 (de) * | 1998-12-17 | 2005-04-15 | Univation Tech Llc | Katalysatorsystem und verfahren zur dessen herstellung und dessen verwendung in einem polymerisationsverfahren |
US6313236B1 (en) | 1999-03-30 | 2001-11-06 | Eastman Chemical Company | Process for producing polyolefins |
US6300432B1 (en) | 1999-03-30 | 2001-10-09 | Eastman Chemical Company | Process for producing polyolefins |
MXPA01009833A (es) | 1999-03-30 | 2002-11-04 | Eastman Chem Co | Proceso para producir poliolefinas. |
US6288181B1 (en) | 1999-03-30 | 2001-09-11 | Eastman Chemical Company | Process for producing polyolefins |
JP2003522221A (ja) | 1999-08-31 | 2003-07-22 | イーストマン ケミカル カンパニー | ポリオレフィンの製造方法 |
US6187879B1 (en) | 1999-08-31 | 2001-02-13 | Eastman Chemical Company | Process for producing polyolefins |
US6191238B1 (en) | 1999-08-31 | 2001-02-20 | Eastman Chemical Company | Process for producing polyolefins |
JP3860702B2 (ja) * | 2000-03-16 | 2006-12-20 | 株式会社プライムポリマー | ポリオレフィンの製造方法および気相重合装置 |
EP1207170A1 (en) * | 2000-11-20 | 2002-05-22 | BP Chemicals S.N.C. | Process for the continuous gas-phase (co-)polymerisation of olefins in a fluidised bed reactor |
US6593267B2 (en) | 2000-12-18 | 2003-07-15 | Univation Technologies, Llc | Method for preparing a supported catalyst system and its use in a polymerization process |
US6933258B2 (en) * | 2000-12-19 | 2005-08-23 | Univation Technologies, L.L.C. | Catalyst composition and methods for its preparation and use in a polymerization process |
US6365681B1 (en) | 2001-01-16 | 2002-04-02 | Union Carbide Chemicals & Plastics Technology Corporation | Preventing upsets in polymerization reactors |
DE10156202A1 (de) * | 2001-11-15 | 2003-06-05 | Basell Polyolefine Gmbh | Kontinuierliches Gasphasenpolymerisationsverfahren |
US6846884B2 (en) * | 2002-09-27 | 2005-01-25 | Union Carbide Chemicals & Plastics Technology Corporation | Control of resin properties |
EP1576016A4 (en) * | 2002-12-27 | 2006-02-08 | Univation Tech Llc | METHOD OF TRANSITIONING INTERMEDIATE POLYMERIZATION CATALYSTS AND SINGLE-SITE POLYMERIZATION CATALYSTS IN ALUMOXAN BASE |
EP1611169B1 (en) * | 2003-03-21 | 2010-06-02 | Dow Global Technologies Inc. | Morphology controlled olefin polymerization process |
US6759489B1 (en) | 2003-05-20 | 2004-07-06 | Eastern Petrochemical Co. | Fluidized bed methods for making polymers |
US7393910B2 (en) | 2003-09-23 | 2008-07-01 | Dow Global Technologies Inc. | Catalyst composition for ethylene polymerization |
US7238756B2 (en) * | 2003-10-15 | 2007-07-03 | Univation Technologies, Llc | Polymerization process and control of polymer composition properties |
US6828395B1 (en) | 2003-10-15 | 2004-12-07 | Univation Technologies, Llc | Polymerization process and control of polymer composition properties |
US20050148742A1 (en) * | 2004-01-02 | 2005-07-07 | Hagerty Robert O. | Method for controlling sheeting in gas phase reactors |
US7985811B2 (en) * | 2004-01-02 | 2011-07-26 | Univation Technologies, Llc | Method for controlling sheeting in gas phase reactors |
US20070073012A1 (en) * | 2005-09-28 | 2007-03-29 | Pannell Richard B | Method for seed bed treatment before a polymerization reaction |
US7683140B2 (en) | 2004-05-20 | 2010-03-23 | Univation Technologies, Llc | Method for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring |
US7754830B2 (en) | 2004-05-20 | 2010-07-13 | Univation Technologies, Llc | Polymerization reaction monitoring with determination of induced condensing agent concentration for preventing discontinuity events |
JP2007538143A (ja) * | 2004-05-20 | 2007-12-27 | ユニベーション・テクノロジーズ・エルエルシー | 重合方法 |
WO2006040240A1 (en) | 2004-10-14 | 2006-04-20 | Basell Poliolefine Italia S.R.L. | Process for the gas-phase polymerization of olefins |
WO2006107373A1 (en) * | 2005-03-31 | 2006-10-12 | Exxonmobil Chemical Patents Inc. | Processes for producing high density polyethylene |
RU2446175C2 (ru) * | 2006-09-07 | 2012-03-27 | Юнивейшн Текнолоджиз, Ллк | Способы определения значения температуры, характеризующие липкость смолы, на основе данных мониторинга реакции полимеризации |
CA2662793A1 (en) * | 2006-09-07 | 2008-03-13 | Univation Technologies, Llc | Methods for on-line determination of degree of resin stickiness using a model for depression of melt initiation temperature |
EP2067079B1 (en) | 2006-09-21 | 2020-03-18 | Union Carbide Chemicals & Plastics Technology LLC | Method of controlling properties in multimodal systems |
KR101578938B1 (ko) * | 2006-11-30 | 2015-12-18 | 웨스트레이크 롱뷰 코포레이션 | 그리드 오염을 감지하기 위한 유속 또는 압력 센서가 구비된 유동층 올레핀 중합 반응기용 가스 분배판 |
ES2401040T3 (es) * | 2007-08-16 | 2013-04-16 | Univation Technologies, Llc | Aditivos de continuidad y su uso en procesos de polimerización |
WO2010080871A1 (en) | 2009-01-08 | 2010-07-15 | Univation Technologies, Llc | Additive for gas phase polymerization processes |
RU2527945C2 (ru) | 2009-01-08 | 2014-09-10 | Юнивейшн Текнолоджиз, Ллк | Добавка для процессов полимеризации полиолефинов |
US8338548B2 (en) | 2009-09-11 | 2012-12-25 | Basell Poliolefine Italia S.R.L. | Process for the gas-phase polymerization of olefins |
WO2011080128A1 (en) | 2009-12-29 | 2011-07-07 | Basell Poliolefine Italia S.R.L. | Process for the production of polyolefin films |
US10308731B2 (en) | 2010-09-28 | 2019-06-04 | Basell Polyolefine Gmbh | Method for feeding an antistatic compound to a polymerization reactor |
BR112013007376B1 (pt) | 2010-09-28 | 2020-07-28 | Basell Polyolefine Gmbh | método para alimentação de um composto antiestático a um reator de polimerização, suspensão de catalisador, seu uso e processo para a polimerização de olefinas |
US8703884B2 (en) | 2010-12-22 | 2014-04-22 | Univation Technologies, Llc | Additive for polyolefin polymerization processes |
EP2610269A1 (en) | 2011-12-28 | 2013-07-03 | Saudi Basic Industries Corporation | Catalyst composition and method for preparing the same |
EP2711379A1 (en) | 2012-09-21 | 2014-03-26 | Basell Poliolefine Italia S.r.l. | Process for the gas-phase polymerization of olefins |
EP2754678A1 (en) | 2013-01-14 | 2014-07-16 | Basell Poliolefine Italia S.r.l. | Process for the preparation of ethylene polymers |
EP2842912A1 (en) | 2013-08-26 | 2015-03-04 | Basell Poliolefine Italia S.r.l. | Method for improving the operability of an olefin polymerization reactor |
EP3080200B1 (en) | 2013-12-09 | 2018-11-14 | Univation Technologies, LLC | Feeding polymerization additives to polymerization processes |
BR112018002018B1 (pt) | 2015-08-04 | 2022-05-17 | Basell Poliolefine Italia S.R.L. | Componente catalisador pré-polimerizado, sistema de catalisador e processo em fase gasosa para polimerização de olefinas |
US11208513B2 (en) | 2017-03-09 | 2021-12-28 | Exxonmobil Chemical Patents Inc. | Process for producing polyethylene polymers |
US11820841B2 (en) | 2020-01-28 | 2023-11-21 | Exxonmobil Chemical Patents Inc. | Reducing accumulation of C6+ hydrocarbon components in polyolefin gas-phase reactors |
CN115151576B (zh) | 2020-02-26 | 2024-04-19 | 埃克森美孚化学专利公司 | 用于气相聚乙烯生产的高效c6不活泼物质排出 |
KR102513518B1 (ko) | 2020-12-23 | 2023-03-22 | 디엘케미칼 주식회사 | 메탈로센 올레핀 중합 공정용 대전방지제를 이용한 올레핀 중합 방법 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1420408A1 (de) * | 1957-02-19 | 1968-10-10 | Bayer Ag | Verfahren zur Polymerisation von AEthylen |
US3067190A (en) * | 1960-01-12 | 1962-12-04 | Ruhrchemie Ag | Process for the polymerization of aliphatic olefins |
US3562357A (en) * | 1968-12-11 | 1971-02-09 | Mobil Oil Corp | Method for increasing yield of copolymers of butene-1 with long chain olefins |
EP0004417B2 (en) * | 1978-03-23 | 1990-02-28 | Imperial Chemical Industries Plc | Gas-phase olefin polymerisation system and process for operating it |
DE3366573D1 (en) * | 1982-06-24 | 1986-11-06 | Bp Chimie Sa | Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed |
FR2566781B1 (fr) * | 1984-06-28 | 1986-11-14 | Bp Chimie Sa | Procede de polymerisation ou de copolymerisation d'alpha-olefines en lit fluidise, en presence d'un systeme catalytique ziegler-natta |
SU1249025A1 (ru) * | 1984-10-01 | 1986-08-07 | Предприятие П/Я В-8296 | Способ управлени процессом полимеризации или сополимеризации альфа-олефинов в газовой фазе |
JPS61151211A (ja) * | 1984-12-24 | 1986-07-09 | Toa Nenryo Kogyo Kk | エチレンの共重合方法 |
US4649128A (en) * | 1985-11-21 | 1987-03-10 | National Distillers And Chemical Corporation | Deactivator for olefin polymerization catalyst |
US4956426A (en) * | 1986-07-24 | 1990-09-11 | Union Carbide Chemicals And Plastics Company Inc. | Process for controlled polymerization of stereospecific alpha-olefins having preselected isotacticity |
US4727125A (en) * | 1986-11-03 | 1988-02-23 | Hercules Incorporated | Thermally activated two component metathesis catalyst system |
FR2618786B1 (fr) * | 1987-07-31 | 1989-12-01 | Bp Chimie Sa | Procede de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise |
US4803251A (en) * | 1987-11-04 | 1989-02-07 | Union Carbide Corporation | Method for reducing sheeting during polymerization of alpha-olefins |
-
1989
- 1989-04-27 FR FR898905846A patent/FR2646426B2/fr not_active Expired - Lifetime
- 1989-08-29 NZ NZ230486A patent/NZ230486A/xx unknown
- 1989-08-31 DE DE89308848T patent/DE68910627T2/de not_active Expired - Fee Related
- 1989-08-31 AU AU40994/89A patent/AU620641B2/en not_active Ceased
- 1989-08-31 ES ES89308848T patent/ES2045456T3/es not_active Expired - Lifetime
- 1989-08-31 EP EP89308848A patent/EP0359444B1/en not_active Expired - Lifetime
- 1989-09-05 US US07/403,187 patent/US5066736A/en not_active Expired - Lifetime
- 1989-09-05 CA CA000610287A patent/CA1333440C/en not_active Expired - Fee Related
- 1989-09-05 NO NO893562A patent/NO174930C/no unknown
- 1989-09-06 MY MYPI89001215A patent/MY104197A/en unknown
- 1989-09-11 EG EG44489A patent/EG18770A/xx active
- 1989-09-12 KR KR1019890013296A patent/KR0147070B1/ko not_active IP Right Cessation
- 1989-09-12 DK DK449189A patent/DK449189A/da not_active Application Discontinuation
- 1989-09-12 JP JP1234818A patent/JP2981239B2/ja not_active Expired - Fee Related
- 1989-09-13 FI FI894325A patent/FI96032C/sv active IP Right Grant
-
1998
- 1998-06-24 HK HK98106517A patent/HK1007318A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI894325A (sv) | 1990-03-14 |
AU4099489A (en) | 1990-03-22 |
JP2981239B2 (ja) | 1999-11-22 |
KR0147070B1 (ko) | 1998-08-17 |
FI96032C (sv) | 1996-04-25 |
HK1007318A1 (en) | 1999-04-09 |
MY104197A (en) | 1994-02-28 |
NO174930C (no) | 1994-08-03 |
ES2045456T3 (es) | 1994-01-16 |
DE68910627D1 (de) | 1993-12-16 |
CA1333440C (en) | 1994-12-06 |
DE68910627T2 (de) | 1994-02-24 |
NO893562L (no) | 1990-03-14 |
FI96032B (sv) | 1996-01-15 |
FR2646426A2 (fr) | 1990-11-02 |
FR2646426B2 (fr) | 1991-08-16 |
AU620641B2 (en) | 1992-02-20 |
EP0359444B1 (en) | 1993-11-10 |
EG18770A (en) | 1994-03-30 |
EP0359444A1 (en) | 1990-03-21 |
NO174930B (no) | 1994-04-25 |
JPH02113004A (ja) | 1990-04-25 |
DK449189D0 (da) | 1989-09-12 |
KR900004766A (ko) | 1990-04-13 |
NO893562D0 (no) | 1989-09-05 |
US5066736A (en) | 1991-11-19 |
NZ230486A (en) | 1990-10-26 |
FI894325A0 (sv) | 1989-09-13 |
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