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IN166822B - - Google Patents

Info

Publication number
IN166822B
IN166822B IN960/DEL/85A IN960DE1985A IN166822B IN 166822 B IN166822 B IN 166822B IN 960DE1985 A IN960DE1985 A IN 960DE1985A IN 166822 B IN166822 B IN 166822B
Authority
IN
India
Prior art keywords
copolymerization
olefins
ethylene
stage
catalysts
Prior art date
Application number
IN960/DEL/85A
Other languages
English (en)
Inventor
Joelle Collomb Ceccarini
Pierre Crouzet
Original Assignee
Bp Chem Int Ltd
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 Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of IN166822B publication Critical patent/IN166822B/en

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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IN960/DEL/85A 1983-11-23 1985-11-18 IN166822B (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8318624A FR2555182B1 (fr) 1983-11-23 1983-11-23 Procede de preparation de catalyseur supporte pour la copolymerisation de l'ethylene avec des alpha-olefines superieures

Publications (1)

Publication Number Publication Date
IN166822B true IN166822B (no) 1990-07-21

Family

ID=9294418

Family Applications (1)

Application Number Title Priority Date Filing Date
IN960/DEL/85A IN166822B (no) 1983-11-23 1985-11-18

Country Status (14)

Country Link
US (1) US4564605A (no)
EP (1) EP0143002B1 (no)
JP (1) JPS60133011A (no)
AT (1) ATE36863T1 (no)
AU (1) AU580974B2 (no)
CA (1) CA1222999A (no)
DE (1) DE3473765D1 (no)
ES (1) ES8603511A1 (no)
FI (1) FI79331C (no)
FR (1) FR2555182B1 (no)
IN (1) IN166822B (no)
NO (1) NO163960C (no)
NZ (1) NZ210270A (no)
PT (1) PT79539B (no)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5208109A (en) * 1982-06-24 1993-05-04 Bp Chemicals Limited Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed
IT1173452B (it) * 1984-03-20 1987-06-24 Montedison Spa Componenti e catalizzatori per la polimerizzazione delle olefine
US5349033A (en) * 1986-06-14 1994-09-20 Hoechst Aktiengesellschaft Process for the preparation of polyolefin
FI85498C (fi) * 1988-11-08 1992-04-27 Neste Oy Foerfarande foer polymerisering och kopolymerisering av alfa-olefiner och ett i foerfarandet anvaent katalysatorsystem.
FR2639351B1 (no) * 1988-11-23 1992-12-31 Atochem
FR2647454B1 (fr) * 1989-05-29 1993-01-22 Solvay Suspensions de particules contenant des composes de metaux de transition dans des huiles et procedes de polymerisation d'alpha-olefines effectues en presence de ces suspensions
ZA974798B (en) 1996-05-31 1998-11-30 Sastech Pty Ltd Termpolymerization
US6281306B1 (en) 1999-12-16 2001-08-28 Univation Technologies, Llc Method of polymerization
EP1620479B1 (en) 2002-10-15 2013-07-24 ExxonMobil Chemical Patents Inc. Polyolefin adhesive compositions and articles made therefrom
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
RU2339650C2 (ru) * 2003-03-21 2008-11-27 Дау Глобал Текнолоджиз, Инк. Способ полимеризации олефинов с регулируемой морфологией
US6953764B2 (en) 2003-05-02 2005-10-11 Dow Global Technologies Inc. High activity olefin polymerization catalyst and process
US20070073012A1 (en) * 2005-09-28 2007-03-29 Pannell Richard B Method for seed bed treatment before a polymerization reaction
US7985811B2 (en) * 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. Method for controlling sheeting in gas phase reactors
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
US7629422B2 (en) 2004-12-21 2009-12-08 Univation Technologies, Llc Process for transitioning between Ziegler-Natta-based and chromium-based catalysts
US6987152B1 (en) 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
US7312279B2 (en) * 2005-02-07 2007-12-25 Univation Technologies, Llc Polyethylene blend compositions
US7947797B2 (en) 2005-09-14 2011-05-24 Univation Technologies, Llc Method for operating a gas-phase reactor at or near maximum production rates while controlling polymer stickiness
US20070109911A1 (en) * 2005-11-16 2007-05-17 Neubauer Anthony C High speed and direct driven rotating equipment for polyolefin manufacturing
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films
EP2081966B1 (en) 2006-10-03 2019-02-20 Univation Technologies, LLC Method for preventing catalyst agglomeration based on production rate changes
TW200936564A (en) * 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
US20100125124A1 (en) * 2008-11-17 2010-05-20 Fina Technology, Inc. Methods of catalyst activation
CN102257017B (zh) 2008-12-18 2014-02-12 尤尼威蒂恩技术有限责任公司 用于聚合反应种子床处理的方法
WO2010080870A2 (en) 2009-01-08 2010-07-15 Univation Technologies,Llc Additive for polyolefin polymerization processes
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
ES2543635T3 (es) 2010-02-18 2015-08-20 Univation Technologies, Llc Métodos para operación de un reactor de polimerización
RU2563032C2 (ru) 2010-02-22 2015-09-20 Юнивейшн Текнолоджиз, Ллк Каталитические системы и способы их применения для получения полиолефиновых продуктов
CN102844371B (zh) 2010-04-13 2015-04-01 尤尼威蒂恩技术有限责任公司 聚合物共混物和由其制造的薄膜
US20130115708A1 (en) 2010-07-16 2013-05-09 Univation Technologies, Llc Systems and Methods for Measuring Particle Accumulation on Reactor Surfaces
WO2012009215A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
WO2012015898A1 (en) 2010-07-28 2012-02-02 Univation Technologies, Llc Systems and methods for measuring velocity of a particle/fluid mixture
KR101854945B1 (ko) 2010-12-17 2018-05-04 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 퍼지 기체 생성물로부터 탄화수소를 회수하기 위한 시스템 및 방법
US8703884B2 (en) 2010-12-22 2014-04-22 Univation Technologies, Llc Additive for polyolefin polymerization processes
US9382347B2 (en) * 2011-02-16 2016-07-05 Fina Technology Inc Ziegler-Natta catalysts doped with non-group IV metal chlorides
WO2013028283A1 (en) 2011-08-19 2013-02-28 Univation Technologies, Llc Catalyst systems and methods for using same to produce polyolefin products
BR112014010906B1 (pt) 2011-11-08 2020-12-01 Univation Technologies, Llc método para produzir uma poliolefina
EP2750797B1 (en) 2011-11-08 2020-04-01 Univation Technologies, LLC Methods of preparing a catalyst system
CA2800056A1 (en) 2012-12-24 2014-06-24 Nova Chemicals Corporation Polyethylene blend compositions
US10280283B2 (en) 2012-12-28 2019-05-07 Univation Technologies, Llc Supported catalyst with improved flowability
IN2015DN03815A (no) 2012-12-28 2015-10-02 Univation Tech Llc
EP3747913B1 (en) 2014-04-02 2024-04-17 Univation Technologies, LLC Continuity compositions and olefin polymerisation method using the same
MY180382A (en) * 2014-09-04 2020-11-28 Ptt Global Chemical Public Co Ltd A method for preparing high activity ethylene polymerization catalyst
US10471641B2 (en) 2015-01-21 2019-11-12 Univation Technologies, Llc Methods for controlling polymer chain scission
EP3247547B1 (en) 2015-01-21 2023-03-22 Univation Technologies, LLC Methods for gel reduction in polyolefins
EP3268399B1 (en) 2015-03-10 2021-01-20 Univation Technologies, LLC Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
ES2955681T3 (es) 2015-04-27 2023-12-05 Univation Tech Llc Composiciones de catalizador soportado que tienen propiedades de flujo mejoradas y preparación de las mismas
SG11201708617YA (en) 2015-05-08 2017-11-29 Exxonmobil Chemical Patents Inc Polymerization process
US10975183B2 (en) 2016-09-09 2021-04-13 Exxonmobil Chemical Patents Inc. Pilot plant scale semi-condensing operation
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
US11186654B2 (en) 2016-12-20 2021-11-30 Exxonmobil Chemical Patents Inc. Methods for controlling start up conditions in polymerization processes
WO2018118155A1 (en) 2016-12-20 2018-06-28 Exxonmobil Chemical Patents Inc. Polymerization process
EP3580244B1 (en) 2017-02-07 2025-02-12 ExxonMobil Chemical Patents Inc. Processes for reducing the loss of catalyst activity of a ziegler-natta catalyst
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
US11447587B2 (en) 2018-05-02 2022-09-20 Exxonmobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
EP3788082A1 (en) 2018-05-02 2021-03-10 ExxonMobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
WO2020109870A2 (en) 2018-06-28 2020-06-04 Exxonmobil Chemical Patents Inc. Polyethylene compositions, wires and cables, and methods for making the same
WO2020014138A1 (en) 2018-07-09 2020-01-16 Exxonmobil Chemical Patents Inc. Polyethylene cast films and methods for making the same
EP3826833A1 (en) 2018-07-26 2021-06-02 ExxonMobil Chemical Patents Inc. Multilayer foam films and methods for making the same
CN113195603B (zh) 2018-11-13 2023-05-26 埃克森美孚化学专利公司 聚乙烯膜
EP3880738B1 (en) 2018-11-13 2025-03-19 ExxonMobil Chemical Patents Inc. Polyethylene blends and films
US11866522B2 (en) 2018-12-28 2024-01-09 Braskem S.A. Process for introducing catalyst in a polymerization process
WO2020163079A1 (en) 2019-02-06 2020-08-13 Exxonmobil Chemical Patents Inc. Films and backsheets for hygiene articles
WO2021126458A1 (en) 2019-12-17 2021-06-24 Exxonmobil Chemical Patents Inc. Films made of polyethylene blends for improved sealing performance and mechanical properties
US12152135B2 (en) 2020-03-12 2024-11-26 Exxonmobil Chemical Patents Inc. Films made of polyethylene blends for improved bending stiffness and high MD tear resistance
CN116234837A (zh) 2020-07-22 2023-06-06 埃克森美孚化学专利公司 聚烯烃组合物及其制品
EP4259669A1 (en) 2020-12-08 2023-10-18 ExxonMobil Chemical Patents Inc. High density polyethylene compositions with long-chain branching
EP4330294A1 (en) 2021-04-30 2024-03-06 ExxonMobil Chemical Patents Inc. Processes for transitioning between different polymerization catalysts in a polymerization reactor
WO2023081577A1 (en) 2021-11-02 2023-05-11 Exxonmobil Chemical Patents Inc. Polyethylene compositions, articles thereof, and methods thereof

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943063A (en) * 1955-11-30 1960-06-28 Exxon Research Engineering Co Catalysts for polymerization of olefins
US3118865A (en) * 1960-02-03 1964-01-21 Du Pont Olefin polymerization catalyst
US2971925A (en) * 1959-02-16 1961-02-14 Shell Oil Co Polymerization catalysts
US3135809A (en) * 1960-07-21 1964-06-02 Southern Res Inst Isomerization process
US3293229A (en) * 1963-01-28 1966-12-20 Union Carbide Corp Stable, promoted catalyst systems for highly crystalline alpha olefin polymers
US3278510A (en) * 1963-01-28 1966-10-11 Union Carbide Corp Stable catalyst systems for highly crystalline alpha olefin polymers
NO750225L (no) * 1974-02-12 1975-08-13 Ici Ltd
JPS591723B2 (ja) * 1980-01-17 1984-01-13 チッソ株式会社 α−オレフイン重合体を製造する方法
EP0099774B2 (fr) * 1982-06-24 1995-03-22 BP Chimie Société Anonyme Procédé pour la polymérisation et la copolymérisation des alpha-oléfines en lit fluidisé
FR2529207A1 (fr) * 1982-06-24 1983-12-30 Bp Chimie Sa Procede pour la preparation de supports de catalyseurs pour la polymerisation des alpha-olefines et supports obtenus
DE3362530D1 (en) * 1982-06-24 1986-04-17 Bp Chimie Sa Catalysts for the polymerization and copolymerization of ethylene, and polymerization processes using such catalysts

Also Published As

Publication number Publication date
ES537870A0 (es) 1985-12-16
FR2555182B1 (fr) 1986-11-07
PT79539A (en) 1984-12-01
FI79331B (fi) 1989-08-31
FR2555182A1 (fr) 1985-05-24
FI79331C (fi) 1989-12-11
NO163960C (no) 1990-08-15
DE3473765D1 (en) 1988-10-06
ES8603511A1 (es) 1985-12-16
CA1222999A (en) 1987-06-16
AU580974B2 (en) 1989-02-09
EP0143002B1 (en) 1988-08-31
NO844653L (no) 1985-05-24
NO163960B (no) 1990-05-07
FI844614A0 (fi) 1984-11-23
EP0143002A1 (en) 1985-05-29
FI844614L (fi) 1985-05-24
NZ210270A (en) 1987-10-30
JPS60133011A (ja) 1985-07-16
AU3575784A (en) 1985-05-30
PT79539B (en) 1986-10-20
ATE36863T1 (de) 1988-09-15
US4564605A (en) 1986-01-14

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