ES8303457A1 - Procedimiento para la produccion de copolimeros de etileno. - Google Patents
Procedimiento para la produccion de copolimeros de etileno.Info
- Publication number
- ES8303457A1 ES8303457A1 ES513361A ES513361A ES8303457A1 ES 8303457 A1 ES8303457 A1 ES 8303457A1 ES 513361 A ES513361 A ES 513361A ES 513361 A ES513361 A ES 513361A ES 8303457 A1 ES8303457 A1 ES 8303457A1
- Authority
- ES
- Spain
- Prior art keywords
- preparing
- fine silica
- ethylene polymerization
- aliphatic
- formula
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 4
- 239000003054 catalyst Substances 0.000 title abstract 2
- 239000000377 silicon dioxide Substances 0.000 title abstract 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title 1
- 239000005977 Ethylene Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 title 1
- 150000001875 compounds Chemical class 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 239000012190 activator Substances 0.000 abstract 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 2
- -1 organo aluminum Chemical compound 0.000 abstract 2
- 239000002243 precursor Substances 0.000 abstract 2
- 229920001038 ethylene copolymer Polymers 0.000 abstract 1
- 239000010419 fine particle Substances 0.000 abstract 1
- 229930195734 saturated hydrocarbon Natural products 0.000 abstract 1
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
- C08F4/52—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 selected from boron, aluminium, gallium, indium, thallium or rare earths
-
- 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
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- 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
- C08F4/50—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 selected from alkaline earth metals, zinc, cadmium, mercury, copper or silver
-
- 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
- C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
- C08F2410/06—Catalyst characterized by its size
-
- 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
-
- 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
- Y10S526/908—Containing catalyst of specified particle size
-
- 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
- Y10S526/909—Polymerization characterized by particle size of product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (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)
- Silicon Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Air Bags (AREA)
- Glass Compositions (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Inorganic Insulating Materials (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE COPOLIMEROS DE ETILENO EN FORMA GRANULAR Y CON DENSIDAD DE 0,91 A 0,94, EN PRESENCIA DE UN CATALIZADOR QUE CONTIENE TITANIO, EN FASE GASEOSA, A UNA PRESION INFERIOR A 71 KG/CM . CONSISTE EN COPOLIMERIZAR ETILENO CON AL MENOS UNA ~C-OLEFINA DE 3 A 8 ATOMOS DE CARBONO, A UNA TEMPERATURA ENTRE 30 C Y 105 C, PONIENDO EN CONTACTO LOS MONOMEROS Y 0 A 2 MOLES DE HIDROGENO POR MOL DE ETILENO EN FASE GASEOSA, CON PARTICULAS DE UNA COMPOSICION CATALIZADOR QUE CONTIENE UN COMPUESTO DE FORMULA MG<MTI<L(OR)<NX<P(ED)<Q ACTIVADO, EN LA QUE R ES UN ALQUILO O ARILO; X ES CLORO, BROMO O YODO; Y M, N, P Y Q TIENEN DIVERSOS VALORES. ESTOS COPOLIMWROS TIENEN APLICACIONES PARA LA OBTENCION DE PELICULAS EMPLEADAS EN EMPAQUETADO Y PARA CONTENER MATERIAL IMPRESO.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/163,959 US4405495A (en) | 1980-06-30 | 1980-06-30 | Catalyst impregnated on fine silica, process for preparing, and use for ethylene polymerization |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES513361A0 ES513361A0 (es) | 1983-03-01 |
| ES8303457A1 true ES8303457A1 (es) | 1983-03-01 |
Family
ID=22592372
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES503478A Granted ES503478A0 (es) | 1980-06-30 | 1981-06-29 | Procedimiento para preparar un catalizador conteniendo mag- nesio y titanio |
| ES513361A Expired ES8303457A1 (es) | 1980-06-30 | 1982-06-22 | Procedimiento para la produccion de copolimeros de etileno. |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES503478A Granted ES503478A0 (es) | 1980-06-30 | 1981-06-29 | Procedimiento para preparar un catalizador conteniendo mag- nesio y titanio |
Country Status (27)
| Country | Link |
|---|---|
| US (2) | US4405495A (es) |
| EP (1) | EP0043220B1 (es) |
| JP (1) | JPS6050367B2 (es) |
| KR (2) | KR840001785B1 (es) |
| AT (1) | ATE18769T1 (es) |
| AU (1) | AU540181B2 (es) |
| BR (1) | BR8104037A (es) |
| CA (1) | CA1171844A (es) |
| CS (2) | CS232723B2 (es) |
| DD (2) | DD210459A5 (es) |
| DE (1) | DE3174173D1 (es) |
| DK (1) | DK288081A (es) |
| EG (1) | EG15793A (es) |
| ES (2) | ES503478A0 (es) |
| FI (1) | FI70417C (es) |
| GR (1) | GR75713B (es) |
| IE (1) | IE52782B1 (es) |
| IL (1) | IL63155A (es) |
| IN (2) | IN154420B (es) |
| MA (1) | MA19185A1 (es) |
| MX (1) | MX158563A (es) |
| NO (1) | NO160714C (es) |
| NZ (1) | NZ197460A (es) |
| PH (1) | PH19877A (es) |
| SU (1) | SU1295996A3 (es) |
| TR (1) | TR21555A (es) |
| ZA (1) | ZA814068B (es) |
Families Citing this family (70)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58189208A (ja) * | 1982-04-30 | 1983-11-04 | Japan Synthetic Rubber Co Ltd | 重合体の製造方法 |
| DE3366573D1 (en) * | 1982-06-24 | 1986-11-06 | Bp Chimie Sa | Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed |
| JPH0629287B2 (ja) * | 1984-03-14 | 1994-04-20 | 三菱油化株式会社 | オレフィン重合用触媒成分 |
| IT1178466B (it) | 1984-03-20 | 1987-09-09 | Montedison Spa | Catalizzatori per la omo e copolimerizzazione dell'etilene e polimeri ottenuti |
| JPS61110981U (es) * | 1984-12-21 | 1986-07-14 | ||
| US4760121A (en) * | 1986-01-03 | 1988-07-26 | Mobil Oil Corporation | Preparation of alpha-olefin polymers of relatively narrow molecular weight distrbution |
| DE3634915A1 (de) * | 1986-10-14 | 1988-04-28 | Basf Ag | Verfahren zum herstellen von homo- und copolymerisaten des ethylens mittels eines ziegler-katalysatorsystems |
| JPS63122710A (ja) * | 1986-11-12 | 1988-05-26 | Nippon Petrochem Co Ltd | ポリオレフインの製造方法 |
| US5617707A (en) * | 1987-04-17 | 1997-04-08 | Mobil Oil Corporation | Stretch wrap film inherently exhibiting a significant cling property |
| US5273809A (en) * | 1987-04-17 | 1993-12-28 | Mobil Oil Corporation | Multilayer stretch wrap film inherently exhibiting a significant cling property |
| DE3815486A1 (de) * | 1988-05-06 | 1989-11-16 | Basf Ag | Katalysator fuer die polymerisation von ethylen, verfahren zu dessen herstellung und verwendung der erhaltenen ethylenpolymerisate zur herstellung von folien mit geringen blockeigenschaften |
| US5192731A (en) * | 1988-05-13 | 1993-03-09 | Mitsui Petrochemical Industries, Ltd. | Titanium catalyst components, process for preparing same, catalysts containing same for preparing ethylene polymers and process for preparing said ethylene polymers |
| WO1989010942A1 (fr) * | 1988-05-13 | 1989-11-16 | Mitsui Petrochemical Industries, Ltd. | Composant catalyseur a base de titane, procede de production, catalyseur permettant de produire un polymere ethylenique contenant ledit composant catalyseur a base de titane, et procede de production de ce polymere ethylenique |
| US4983694A (en) * | 1988-05-31 | 1991-01-08 | Mobil Oil Corporation | Process for polymerizing olefins to form polymers of narrow molecular weight distribution |
| US4876229A (en) * | 1988-05-31 | 1989-10-24 | Mobil Oil Corporation | Catalyst composition for polymerizing olefins of narrow molecular weight distribution and polymerization therewith |
| DE69025964T2 (de) * | 1989-01-21 | 1996-08-08 | Mitsubishi Petrochemical Co | Verfahren zur Herstellung von Ethylencopolymeren |
| US5763547A (en) * | 1992-10-02 | 1998-06-09 | The Dow Chemical Company | Supported catalyst complexes for olefin in polymerization |
| US6025448A (en) * | 1989-08-31 | 2000-02-15 | The Dow Chemical Company | Gas phase polymerization of olefins |
| IT1240613B (it) * | 1990-03-26 | 1993-12-17 | Enichem Anic Spa | Catalizzatore supportato per la polimerizzazione e la copolimerizzazione di composti olefinicamente insaturi, e procedimento di (co) polimerizzazione impiegante lo stesso |
| US6538080B1 (en) | 1990-07-03 | 2003-03-25 | Bp Chemicals Limited | Gas phase polymerization of olefins |
| FI86989C (fi) * | 1990-12-19 | 1992-11-10 | Neste Oy | Foerfarande foer framstaellning av en polymerisationskatalysatorkomponent foer olefiner, en polymerisationskatalysatorkomponent som har framstaellts enligt foerfarandet, och dess anvaendning |
| KR920014836A (ko) * | 1991-01-30 | 1992-08-25 | 티모시 엔. 비숍 | 에틸렌 공중합체로부터 헥산 추출물을 감소시키는 방법 |
| FI92405C (fi) | 1992-12-22 | 1994-11-10 | Borealis Holding As | Uusi olefiinipolymerointikatalyytti, menetelmä sen valmistamiseksi ja sen käyttö olefiinien polymerointiin |
| US5264506A (en) * | 1992-12-30 | 1993-11-23 | Union Carbide Chemicals & Plastics Technology Corporation | Process for producing sticky polymers |
| IT1271420B (it) * | 1993-08-30 | 1997-05-28 | Himont Inc | Composizioni poliolefiniche aventi un elevato bilancio di rigidita' e resilienza |
| JP3899124B2 (ja) * | 1993-12-08 | 2007-03-28 | ダウ グローバル テクノロジーズ インコーポレーテッド | 延伸粘着フィルムおよびその製造法 |
| US5461123A (en) | 1994-07-14 | 1995-10-24 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase fluidized bed polyolefin polymerization process using sound waves |
| US5428118A (en) | 1994-07-15 | 1995-06-27 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase fluidized bed polyolefin polymerization process using gas or gas-solids tangential flow |
| US5661097A (en) * | 1994-08-12 | 1997-08-26 | The Dow Chemical Company | Supported olefin polymerization catalyst |
| US5589539A (en) * | 1994-11-23 | 1996-12-31 | Union Carbide Chemicals & Plastics Technology Corporation | Process for preparing an in situ polyethylene blend |
| CA2163465A1 (en) * | 1994-11-23 | 1996-05-24 | Arkalgud Venkatapathia Ramamurthy | In situ polyethylene blend |
| US5521264A (en) * | 1995-03-03 | 1996-05-28 | Advanced Extraction Technologies, Inc. | Gas phase olefin polymerization process with recovery of monomers from reactor vent gas by absorption |
| US5681908A (en) * | 1995-03-03 | 1997-10-28 | Advanced Extraction Technologies, Inc. | Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes |
| KR970015606A (ko) * | 1995-09-01 | 1997-04-28 | 윤덕용 | 폴리올레핀 중합용 메탈로센 담지촉매의 제조방법 |
| EP0771820A1 (en) * | 1995-11-03 | 1997-05-07 | Union Carbide Chemicals & Plastics Technology Corporation | Supported ziegler-natta catalysts for polyolefin production |
| US6187883B1 (en) * | 1996-08-23 | 2001-02-13 | Sumitomo Chemical Company, Limited | Solid catalyst component for α-olefin polymerization, catalyst for α-olefin polymerization, and process for producing α-olefin polymer |
| US8497330B2 (en) * | 1997-12-08 | 2013-07-30 | Univation Technologies, Llc | Methods for polymerization using spray dried and slurried catalyst |
| US20060293470A1 (en) * | 2005-06-28 | 2006-12-28 | Cao Phuong A | Polymerization process using spray-dried catalyst |
| US6242545B1 (en) * | 1997-12-08 | 2001-06-05 | Univation Technologies | Polymerization catalyst systems comprising substituted hafinocenes |
| US6140264A (en) * | 1998-05-12 | 2000-10-31 | Nova Chemicals Ltd. | Split aluminum addition process for making catalyst |
| JP2002265507A (ja) * | 2001-03-09 | 2002-09-18 | Sumitomo Chem Co Ltd | オレフィンの気相流動床式重合反応におけるシーティング防止 |
| CN100351275C (zh) | 2003-03-21 | 2007-11-28 | 陶氏环球技术公司 | 形态控制的烯烃聚合方法 |
| US6953764B2 (en) | 2003-05-02 | 2005-10-11 | Dow Global Technologies Inc. | High activity olefin polymerization catalyst and process |
| CA2527357A1 (en) * | 2003-05-29 | 2004-12-09 | Basell Poliolefine Italia S.R.L. | Process for the preparation of a catalyst component and components therefrom obtained |
| 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 |
| US7071137B2 (en) * | 2004-08-25 | 2006-07-04 | Novolen Technology Holdings, C.V. | Method of making a ziegler-natta catalyst |
| US20060281879A1 (en) * | 2005-06-13 | 2006-12-14 | Univation Technologies, Llc | Catalyst compositions comprising small silica support materials and methods of use in polymerization reactions |
| US20070049711A1 (en) * | 2005-09-01 | 2007-03-01 | Chi-I Kuo | Catalyst compositions comprising support materials having an improved particle-size distribution |
| EP1803747A1 (en) | 2005-12-30 | 2007-07-04 | Borealis Technology Oy | Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films |
| ES2567141T3 (es) | 2006-05-05 | 2016-04-20 | Dow Global Technologies Llc | Complejos de hafnio de ligandos de imidazol sustituidos con carbazolilo |
| 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 |
| KR20090064432A (ko) * | 2006-09-07 | 2009-06-18 | 유니베이션 테크놀로지즈, 엘엘씨 | 중합 반응 모니터링에 의해 생성된 데이터로부터 수지 점착을 나타내는 온도값을 결정하는 방법 |
| BR112012025198A2 (pt) * | 2010-04-05 | 2016-06-21 | Dow Global Technologies Llc | processo para produzir um polímero a base de olefina e produto de reação |
| CN107660216B (zh) | 2015-05-08 | 2021-05-14 | 埃克森美孚化学专利公司 | 聚合方法 |
| JP6743463B2 (ja) | 2016-04-12 | 2020-08-19 | 住友化学株式会社 | ポリオレフィンの製造方法 |
| WO2018063765A1 (en) | 2016-09-27 | 2018-04-05 | Exxonmobil Chemical Patents Inc. | Polymerization process |
| WO2018063767A1 (en) | 2016-09-27 | 2018-04-05 | Exxonmobil Chemical Patents Inc. | Polymerization process |
| WO2018063764A1 (en) | 2016-09-27 | 2018-04-05 | Exxonmobil Chemical Patents Inc. | Polymerization process |
| CN109963883B (zh) | 2016-11-28 | 2023-02-03 | 尤尼威蒂恩技术有限责任公司 | 生产聚乙烯聚合物 |
| WO2018118155A1 (en) | 2016-12-20 | 2018-06-28 | Exxonmobil Chemical Patents Inc. | Polymerization process |
| RU2725609C1 (ru) * | 2017-05-18 | 2020-07-03 | Базелл Полиолефин Италия С.Р.Л. | Компоненты катализатора для полимеризации олефинов |
| WO2019118073A1 (en) | 2017-12-13 | 2019-06-20 | Exxonmobil Chemical Patents Inc. | Deactivation methods for active components from gas phase polyolefin polymerization process |
| WO2019173030A1 (en) | 2018-03-08 | 2019-09-12 | Exxonmobil Chemical Patents Inc. | Methods of preparing and monitoring a seed bed for polymerization reactor startup |
| WO2019213227A1 (en) | 2018-05-02 | 2019-11-07 | Exxonmobil Chemical Patents Inc. | Methods for scale-up from a pilot plant to a larger production facility |
| US11459408B2 (en) | 2018-05-02 | 2022-10-04 | Exxonmobil Chemical Patents Inc. | Methods for scale-up from a pilot plant to a larger production facility |
| EP4061858B1 (en) | 2019-11-20 | 2023-12-20 | Basell Poliolefine Italia S.r.l. | Process for the preparation of a catalyst component and components therefrom obtained |
| US11124586B1 (en) | 2020-11-09 | 2021-09-21 | Chevron Phillips Chemical Company Lp | Particle size control of metallocene catalyst systems in loop slurry polymerization reactors |
| EP4259670A2 (en) | 2020-12-08 | 2023-10-18 | Chevron Phillips Chemical Company Lp | Particle size control of supported chromium catalysts in loop slurry polymerization reactors |
| CN117980344A (zh) | 2021-09-13 | 2024-05-03 | 切弗朗菲利浦化学公司 | 水力旋流器对用于烯烃聚合的催化剂体系组分的修改 |
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| US3094568A (en) * | 1959-12-01 | 1963-06-18 | Gulf Research Development Co | Process for alkylating aromatics in the presence of a heavy metal halide, an organic halide and an organo aluminum halide |
| BE686366A (es) * | 1965-09-03 | 1967-03-02 | ||
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| US4098979A (en) * | 1970-12-29 | 1978-07-04 | Sumitomo Chemical Company, Limited | Method for preparing easily processable polyolefin granule |
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| GB2010870B (en) | 1977-12-21 | 1982-05-26 | Bp Chem Int Ltd | Polymerisaton catalyst |
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-
1980
- 1980-06-30 US US06/163,959 patent/US4405495A/en not_active Expired - Lifetime
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1981
- 1981-06-16 ZA ZA814068A patent/ZA814068B/xx unknown
- 1981-06-18 CA CA000380100A patent/CA1171844A/en not_active Expired
- 1981-06-18 NZ NZ197460A patent/NZ197460A/en unknown
- 1981-06-22 IL IL63155A patent/IL63155A/xx not_active IP Right Cessation
- 1981-06-22 AT AT81302799T patent/ATE18769T1/de not_active IP Right Cessation
- 1981-06-22 DE DE8181302799T patent/DE3174173D1/de not_active Expired
- 1981-06-22 EP EP81302799A patent/EP0043220B1/en not_active Expired
- 1981-06-23 MA MA19395A patent/MA19185A1/fr unknown
- 1981-06-24 NO NO812155A patent/NO160714C/no unknown
- 1981-06-25 AU AU72183/81A patent/AU540181B2/en not_active Ceased
- 1981-06-26 BR BR8104037A patent/BR8104037A/pt not_active IP Right Cessation
- 1981-06-28 SU SU813338297A patent/SU1295996A3/ru active
- 1981-06-29 DK DK288081A patent/DK288081A/da not_active Application Discontinuation
- 1981-06-29 ES ES503478A patent/ES503478A0/es active Granted
- 1981-06-29 CS CS823251A patent/CS232723B2/cs unknown
- 1981-06-29 IN IN703/CAL/81A patent/IN154420B/en unknown
- 1981-06-29 CS CS814944A patent/CS228511B2/cs unknown
- 1981-06-29 IE IE1456/81A patent/IE52782B1/en not_active IP Right Cessation
- 1981-06-29 PH PH25829A patent/PH19877A/en unknown
- 1981-06-29 MX MX188067A patent/MX158563A/es unknown
- 1981-06-29 JP JP56099831A patent/JPS6050367B2/ja not_active Expired
- 1981-06-29 GR GR65371A patent/GR75713B/el unknown
- 1981-06-29 KR KR1019810002342A patent/KR840001785B1/ko not_active Expired
- 1981-06-29 TR TR21555A patent/TR21555A/xx unknown
- 1981-06-29 FI FI812029A patent/FI70417C/fi not_active IP Right Cessation
- 1981-06-30 DD DD81247744A patent/DD210459A5/de unknown
- 1981-06-30 DD DD81231322A patent/DD160520A5/de not_active IP Right Cessation
- 1981-07-01 EG EG376/81A patent/EG15793A/xx active
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1982
- 1982-06-22 ES ES513361A patent/ES8303457A1/es not_active Expired
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1983
- 1983-07-25 US US06/516,932 patent/US4521573A/en not_active Expired - Lifetime
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1984
- 1984-06-16 IN IN415/CAL/84A patent/IN156046B/en unknown
- 1984-08-30 KR KR1019840005309A patent/KR840001786B1/ko not_active Expired
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