DZ520A1 - An improved process for increasing the space time yield of an exothermic polymerization reaction in the fluidized bed. - Google Patents

An improved process for increasing the space time yield of an exothermic polymerization reaction in the fluidized bed.

Info

Publication number
DZ520A1
DZ520A1 DZ826804A DZ826804A DZ520A1 DZ 520 A1 DZ520 A1 DZ 520A1 DZ 826804 A DZ826804 A DZ 826804A DZ 826804 A DZ826804 A DZ 826804A DZ 520 A1 DZ520 A1 DZ 520A1
Authority
DZ
Algeria
Prior art keywords
increasing
fluidized bed
polymerization reaction
improved process
space time
Prior art date
Application number
DZ826804A
Other languages
French (fr)
Inventor
Mitchell John Jenkins
Russell Lawrence Jones
Thomas Michael Jones
Original Assignee
Union Carbide Corp
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
Family has litigation
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Priority to US36154782A priority Critical
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23422482&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DZ520(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application granted granted Critical
Publication of DZ520A1 publication Critical patent/DZ520A1/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1809Controlling processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1836Heating and cooling the reactor
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00168Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00256Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles in a heat exchanger for the heat exchange medium separate from the reactor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00265Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00274Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00265Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00292Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant solids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00327Controlling the temperature by direct heat exchange
    • B01J2208/00336Controlling the temperature by direct heat exchange adding a temperature modifying medium to the reactants
    • B01J2208/00353Non-cryogenic fluids
    • B01J2208/00371Non-cryogenic fluids gaseous
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00743Feeding or discharging of solids
    • B01J2208/00761Discharging
DZ826804A 1982-03-24 1982-03-23 An improved process for increasing the space time yield of an exothermic polymerization reaction in the fluidized bed. DZ520A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US36154782A true 1982-03-24 1982-03-24

Publications (1)

Publication Number Publication Date
DZ520A1 true DZ520A1 (en) 2004-09-13

Family

ID=23422482

Family Applications (1)

Application Number Title Priority Date Filing Date
DZ826804A DZ520A1 (en) 1982-03-24 1982-03-23 An improved process for increasing the space time yield of an exothermic polymerization reaction in the fluidized bed.

Country Status (25)

Country Link
EP (2) EP0089691B1 (en)
JP (3) JPH0694485B2 (en)
KR (1) KR880000394B1 (en)
AR (1) AR243546A1 (en)
AU (3) AU1268883A (en)
CA (1) CA1214000A (en)
CS (1) CS257764B2 (en)
DE (3) DE3382632D1 (en)
DZ (1) DZ520A1 (en)
EG (1) EG16311A (en)
ES (1) ES520822A0 (en)
FI (1) FI76353C (en)
GR (1) GR77430B (en)
HU (2) HU203490B (en)
IE (1) IE59795B1 (en)
IL (1) IL67943A (en)
IN (1) IN158241B (en)
MX (1) MX161951A (en)
NO (1) NO163821C (en)
NZ (1) NZ203222A (en)
PH (1) PH19889A (en)
PL (1) PL148356B1 (en)
SU (1) SU1473713A3 (en)
TR (1) TR21919A (en)
ZA (1) ZA8300991B (en)

Families Citing this family (143)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL75152A (en) * 1981-03-26 1989-05-15 Union Carbide Corp Process for reducing sheeting during polymerization of alpha-olefins
US4557904A (en) * 1984-03-26 1985-12-10 Union Carbide Corporation Integral reactor apparatus
FR2562077B1 (en) * 1984-03-30 1986-06-27 Bp Chimie Sa Device and method for introducing a catalytically active powder into a polymerization reactor fluid bed
CA1241525A (en) * 1984-08-24 1988-09-06 Larry L. Simpson Fluidized bed polymerization reactors
US4666998A (en) * 1984-12-31 1987-05-19 Mobil Oil Corporation Closed loop recycle of vent gas in polymerization process
AU576409B2 (en) * 1984-12-31 1988-08-25 Mobil Oil Corporation Fluidized bed olefin polymerization process
DE3600611A1 (en) 1986-01-11 1987-07-16 Basf Ag Use of static protection for the prevention of plaque formation in the production of ultra high molecular weight polyethylene in gas phase reactors
US4855370A (en) * 1986-10-01 1989-08-08 Union Carbide Corporation Method for reducing sheeting during polymerization of alpha-olefins
FR2634212B1 (en) * 1988-07-15 1991-04-19 Bp Chimie Sa Apparatus and process for polymerizing olefins in gas phase in a fluidized bed reactor
NO903931L (en) * 1989-09-11 1991-03-12 Union Carbide Chem Plastic Ethylene / propylene / ethylidene norbornene rubbers.
JP2703813B2 (en) * 1989-11-13 1998-01-26 昭和電工株式会社 Gas distribution plate of the fluidized bed gas phase polymerization apparatus
US5462999A (en) * 1993-04-26 1995-10-31 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
US5436304A (en) * 1992-03-19 1995-07-25 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
US5352749A (en) * 1992-03-19 1994-10-04 Exxon Chemical Patents, Inc. Process for polymerizing monomers in fluidized beds
DE4241530C2 (en) * 1992-12-10 1999-03-25 Buna Sow Leuna Olefinverb Gmbh A process for producing high density polyethylene
DE4241533C2 (en) * 1992-12-10 1999-03-25 Buna Sow Leuna Olefinverb Gmbh A process for producing high density polyethylene
AT260305T (en) * 1993-04-26 2004-03-15 Exxonmobil Chem Patents Inc A process for polymerizing monomers in fluidized beds
AU682821B2 (en) * 1993-04-26 1997-10-23 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
US6001938A (en) * 1993-05-20 1999-12-14 Bp Chemicals Limited Polymerization process
AU701999B2 (en) * 1993-05-20 1999-02-11 Bp Chemicals Limited Polymerisation process
ZA9403399B (en) * 1993-05-20 1995-11-17 Bp Chem Int Ltd Polymerisation process
FI96867C (en) * 1993-12-27 1996-09-10 Borealis Polymers Oy The fluidized bed reactor
US5453471B1 (en) * 1994-08-02 1999-02-09 Carbide Chemicals & Plastics T Gas phase polymerization process
IT1275573B (en) * 1995-07-20 1997-08-07 Spherilene Spa Process and apparatus for the pomimerizzazione in the gas phase of alpha-olefins
US5969061A (en) * 1995-10-16 1999-10-19 Eastman Chemical Company Suppression of fines in a fluid bed polyethylene process
EP0813555B1 (en) * 1996-01-05 2000-03-08 BP Chemicals Limited Polymerisation process
EP0803519A1 (en) 1996-04-26 1997-10-29 Bp Chemicals S.N.C. Polymerisation process
EP0814100A1 (en) * 1996-06-21 1997-12-29 Bp Chemicals S.N.C. Polymerisation process
EP0824116A1 (en) 1996-08-13 1998-02-18 Bp Chemicals S.N.C. Polymerisation process
EP0824115A1 (en) * 1996-08-13 1998-02-18 Bp Chemicals S.N.C. Polymerisation process
EP0853091A1 (en) 1997-01-13 1998-07-15 Bp Chemicals S.N.C. Polymerisation process
FR2758823B1 (en) * 1997-01-24 1999-06-04 Bp Chemicals Snc Polymerization process in the gas phase
CN1255928A (en) 1997-04-04 2000-06-07 陶氏化学公司 Catalyst system for high yield synthesis of polyolefins
US5990250A (en) * 1997-05-30 1999-11-23 Union Carbide Chemicals & Plastics Technology Corporation Method of fluidized bed temperature control
FI111846B (en) 1997-06-24 2003-09-30 Borealis Tech Oy A method and apparatus for producing polypropylene
ID23510A (en) 1997-06-27 2000-04-27 Bp Chem Int Ltd The polymerisation process
DE19754380A1 (en) 1997-12-09 1999-06-10 Basf Ag Gas phase fluidized bed process and then sold ethylene homo- and copolymers
DE19800020A1 (en) 1998-01-05 1999-07-08 Basf Ag continuous gas-phase polymerization
DE19801859A1 (en) 1998-01-20 1999-07-22 Bayer Ag Prevention of instability in gas phase polymerization of rubber
US6716786B1 (en) 1998-02-20 2004-04-06 The Dow Chemical Company Supported catalyst comprising expanded anions
CA2289027A1 (en) 1998-03-23 1999-09-30 Montell Technology Company B.V. Prepolymerized catalyst components for the polymerization of olefins
IT1301990B1 (en) 1998-08-03 2000-07-20 Licio Zambon Catalysts for the polymerization of olefins.
ES2666708T3 (en) 1998-11-02 2018-05-07 Dow Global Technologies Llc Ethylene / alpha-olefin re-fluidizing interpolymers and their preparation
FI111953B (en) * 1998-11-12 2003-10-15 Borealis Tech Oy Method and device for emptying the polymerisation reactors
US6218484B1 (en) 1999-01-29 2001-04-17 Union Carbide Chemicals & Plastics Technology Corporation Fluidized bed reactor and polymerization process
US6306981B1 (en) 1999-04-02 2001-10-23 Union Carbide Chemicals & Plastics Technology Corporation Gas phase polymerization process
DE10016625A1 (en) 2000-04-04 2001-10-11 Basell Polyolefine Gmbh Gas phase polymerization process with direct cooling system
EP1268583B1 (en) 2000-05-12 2009-08-26 Basell Poliolefine Italia S.r.l. Pre-polymerised catalyst components for the polymerisation of olefins
US6627573B2 (en) 2000-07-20 2003-09-30 The Dow Chemical Company Expanded anionic compounds comprising hydroxyl or quiescent reactive functionality and catalyst activators therefrom
DE10042403A1 (en) 2000-08-30 2002-03-14 Basell Polyolefine Gmbh Catalyst systems of the Ziegler-Natta catalysts and a process for their preparation
DE10139477A1 (en) * 2001-08-10 2003-02-20 Basell Polyolefine Gmbh Optimization of heat removal in a gas phase fluidized bed process for polyethylene production using ethane to increase the heat capacity of the fluidized bed gas
WO2003037937A1 (en) 2001-10-18 2003-05-08 The Dow Chemical Company Diene functionalized catalyst supports and supported catalyst compositions
DE10156202A1 (en) 2001-11-15 2003-06-05 Basell Polyolefine Gmbh continuous gas-phase polymerization
US8008412B2 (en) 2002-09-20 2011-08-30 Exxonmobil Chemical Patents Inc. Polymer production at supersolution conditions
CN101679556B (en) 2007-06-04 2012-06-06 埃克森美孚化学专利公司 Super-solution homogeneous propylene polymerization
US7414098B2 (en) 2002-10-09 2008-08-19 Basell Polioefine Italia S.P.A. Gas-phase catalytic polymerization of olefins
JP2006522189A (en) 2003-04-03 2006-09-28 バーゼル・ポリオレフィン・ゲーエムベーハー Preparation of high molecular weight polyolefin in the presence of an organic transition metal compound in a gas phase fluidized bed reactor
DE10317533A1 (en) 2003-04-16 2004-11-04 Basell Polyolefine Gmbh Metering, e.g. catalyst into reactor containing fluidized particles bed in partly gaseous medium by introducing fluid stream into reactor so that region with reduced particle density is formed in fluidized bed around metering point(s)
CA2522917A1 (en) 2003-04-17 2004-10-28 Basell Poliolefine Italia S.R.L. Gas-phase olefin polymerization process
US6759489B1 (en) 2003-05-20 2004-07-06 Eastern Petrochemical Co. Fluidized bed methods for making polymers
GB0315618D0 (en) * 2003-07-03 2003-08-13 Solvay Process for treating a polyolefin discharged from an olefin polymerization reactor
US7335250B2 (en) 2004-02-06 2008-02-26 Ivoclar Vivadent Ag Dental composites based on X-ray-opaque mixed oxides prepared by flame spraying
TWI391412B (en) 2004-03-17 2013-04-01 Dow Global Technologies Llc Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation
AR048273A1 (en) 2004-03-17 2006-04-12 Dow Global Technologies Inc catalyst composition comprising a binding agent for the formation of copolymers of Ethylene
US7951882B2 (en) 2004-03-17 2011-05-31 Dow Global Technologies Llc Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation
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
KR100895168B1 (en) 2004-05-20 2009-05-04 유니베이션 테크놀로지즈, 엘엘씨 Gas olefin polymerization process
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
DE102004029465A1 (en) 2004-06-18 2006-01-05 Basell Polyolefine Gmbh Determination of composition of polymer mixture for olefin polymerization, involves recording and matching nuclear magnetic resonance relaxation curve of polymer mixture of defined polymer components with curve of individual components
US7981984B2 (en) 2004-06-21 2011-07-19 Exxonmobil Chemical Patents Inc. Polymerization process
EP1761573A1 (en) 2004-06-21 2007-03-14 ExxonMobil Chemical Patents, Inc., A Corporation of the State of Delaware Polymeriyation process and reactor system
US7799882B2 (en) 2005-06-20 2010-09-21 Exxonmobil Chemical Patents Inc. Polymerization process
EP1799727A2 (en) 2004-06-21 2007-06-27 ExxonMobil Chemical Patents Inc. Low fouling and high activity polymerization process
US7662892B2 (en) 2004-06-21 2010-02-16 Exxonmobil Chemical Patents Inc. Impact copolymers
US7858736B2 (en) 2004-06-21 2010-12-28 Exxonmobil Chemical Patents Inc. Polymer recovery method
WO2006019494A1 (en) 2004-07-14 2006-02-23 Exxonmobil Chemical Patents Inc. Polymer production at supercritical conditions
DE102004054304A1 (en) 2004-11-09 2006-05-11 Basell Polyolefine Gmbh Device, for polymerizing olefins (e.g. ethylene), comprises gas phase fluidized bed reactor, product outlet pipe connected to back gas filter (having inlet and outlet chambers, flat filter medium and particle outlet) and compressor
DE102004054628A1 (en) 2004-11-11 2006-05-18 Basell Polyolefine Gmbh Apparatus for polymerization of olefins e.g. ethylene comprises cyclone with effective separating height, and specific ratio of distance from lower end of tube to intersection of imaginary extension of wall of tube
DE102005005506A1 (en) 2005-02-04 2006-08-10 Basell Polyolefine Gmbh Polymerization of ethylene optionally with 1-olefins involves polymerizing ethylene in presence of catalyst to form polymer particles and circulating unpolymerized ethylene to remove heat of polymerization
US9410009B2 (en) 2005-03-17 2016-08-09 Dow Global Technologies Llc Catalyst composition comprising shuttling agent for tactic/ atactic multi-block copolymer formation
AU2006227977A1 (en) 2006-01-30 2006-09-28 Dow Global Technologies Inc. Catalyst composition comprising shuttling agent for tactic/ atactic multi-block copolymer formation
AU2006227976A1 (en) 2006-01-30 2006-09-28 Dow Global Technologies Inc. Catalyst composition comprising shuttling agent for regio-irregular multi-block copolymer formation
CN101213223B (en) 2005-05-10 2012-07-18 英尼奥斯欧洲有限公司 Novel copolymers
EP1731536A1 (en) 2005-06-09 2006-12-13 Innovene Manufacturing France SAS Supported polymerisation catalysts
JP5411502B2 (en) 2005-09-15 2014-02-12 ダウ グローバル テクノロジーズ エルエルシー Catalytic olefin block copolymer with polymerizable shuttling agent
AR058448A1 (en) 2005-09-15 2008-02-06 Dow Global Technologies Inc Control of polymer architecture and molecular weight distribucoin will transfer agent multi- centered
US7714082B2 (en) * 2005-10-04 2010-05-11 Univation Technologies, Llc Gas-phase polymerization process to achieve a high particle density
JP5055761B2 (en) 2005-12-19 2012-10-24 住友化学株式会社 Process for producing olefin polymer
ES2567140T3 (en) 2006-05-17 2016-04-20 Dow Global Technologies Llc Polypropylene Solution Polymerization Procedure
GB0610667D0 (en) 2006-05-30 2006-07-05 Nova Chem Int Sa Supported polymerization catalysts
JP5092543B2 (en) 2006-08-11 2012-12-05 住友化学株式会社 Process for producing prepolymerized catalyst for olefin polymerization and process for producing olefin polymer
AU2007293505A1 (en) 2006-09-07 2008-03-13 Univation Technologies, Llc Methods for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring
KR20090063245A (en) 2006-09-07 2009-06-17 유니베이션 테크놀로지즈, 엘엘씨 Methods for on-line determination of degree of resin stickiness using a model for depression of melt initiation temperature
CN101541414A (en) * 2006-11-30 2009-09-23 西湖朗维尤公司 Gas distribution plate for fluidized-bed olefin polymerization reactors equipped with flowrate or pressure sensors to detect grid fouling
US8242237B2 (en) 2006-12-20 2012-08-14 Exxonmobil Chemical Patents Inc. Phase separator and monomer recycle for supercritical polymerization process
JP2009024074A (en) * 2007-07-19 2009-02-05 Japan Polypropylene Corp Method for producing polypropylene
JP5427396B2 (en) 2007-12-11 2014-02-26 住友化学株式会社 Powder transfer apparatus and polyolefin production method
JP5308797B2 (en) 2007-12-11 2013-10-09 住友化学株式会社 Olefin polymerization reaction apparatus, polyolefin production system, and polyolefin production method
JP5249730B2 (en) 2007-12-11 2013-07-31 住友化学株式会社 Olefin polymerization reaction apparatus and polyolefin production method
JP5308794B2 (en) 2007-12-11 2013-10-09 住友化学株式会社 Polyolefin production method using spouted bed apparatus
JP5308795B2 (en) 2007-12-11 2013-10-09 住友化学株式会社 Polyolefin production method and polyolefin production system provided with spouted bed apparatus
CN101903420B (en) 2007-12-18 2012-09-19 巴塞尔聚烯烃股份有限公司 Gas-phase process for the polymerization of alpha-olefins
JP5342870B2 (en) 2007-12-28 2013-11-13 住友化学株式会社 Propylene-ethylene block copolymer production method
KR100981616B1 (en) * 2008-01-08 2010-09-10 대림산업 주식회사 Method of polymerizing olefins
US8318875B2 (en) 2008-01-18 2012-11-27 Exxonmobil Chemical Patents Inc. Super-solution homogeneous propylene polymerization and polypropylenes made therefrom
JP2009221323A (en) 2008-03-14 2009-10-01 Sumitomo Chemical Co Ltd Propylene block copolymer particles
EP2103632A1 (en) 2008-03-20 2009-09-23 Ineos Europe Limited Polymerisation process
KR101546735B1 (en) * 2008-05-27 2015-08-24 바셀 폴리올레핀 이탈리아 에스.알.엘 Process for the gas-phase polymerization of olefins
EP2133367A1 (en) 2008-06-09 2009-12-16 INEOS Manufacturing Belgium NV Novel Copolymers
JP2011528738A (en) 2008-07-23 2011-11-24 バーゼル・ポリオレフィン・ゲーエムベーハー Transition method between incompatible olefin polymerization catalyst systems
EP2177548A1 (en) 2008-10-14 2010-04-21 Ineos Europe Limited Copolymers and films thereof
US8481658B2 (en) 2008-12-23 2013-07-09 Basell Polyolefine Gmbh Method for transitioning between incompatible olefin polymerization catalyst systems
JP5545800B2 (en) 2009-06-08 2014-07-09 住友化学株式会社 Jet-fluidized bed type olefin polymerization reactor, polyolefin production system, and polyolefin production method
EP2348056A1 (en) 2010-01-26 2011-07-27 Ineos Europe Limited Process for the gas phase polymerisation of olefins
WO2011126988A2 (en) 2010-04-05 2011-10-13 Union Carbide Chemicals & Plastics Technology Llc Process for polymerizing olefin-based polymers containing high molecular weight fractions in condensed and super-condensed mode
RU2490281C2 (en) 2010-04-30 2013-08-20 Дэлим Индастриал Ко, Лтд. Gas-phase polymerisation of alpha-olefin
US8669334B2 (en) * 2010-05-27 2014-03-11 Saudi Basic Industries Corporation Olefin gas phase polymerisation
GB201012273D0 (en) 2010-07-22 2010-09-08 Ineos Mfg Belguim Nv Polymer compositon
EP2457647A1 (en) 2010-11-29 2012-05-30 Ineos Commercial Services UK Limited Apparatus and process
CN103328518B (en) 2010-11-29 2016-07-06 英力士销售(英国)有限公司 The control method of polymerization
EP2465876A1 (en) 2010-12-15 2012-06-20 INEOS Manufacturing Belgium NV Activating supports
US8198384B1 (en) * 2011-01-10 2012-06-12 Westlake Longview Corporation Method for preventing or reducing clogging of a fines ejector
EP2665754A1 (en) 2011-01-20 2013-11-27 Ineos Commercial Services UK Limited Activating supports
SG184672A1 (en) 2011-03-25 2012-10-30 Sumitomo Chemical Co Olefin polymerization reactor, polyolefin production system, and polyolefin production process
WO2013079654A1 (en) 2011-12-01 2013-06-06 Ineos Europe Ag Polymer blends
EP2791189B1 (en) 2011-12-14 2018-05-02 Ineos Europe AG Novel polymers
EP2807655B1 (en) 2012-01-26 2018-03-07 Ineos Europe AG Copolymers for wire and cable applications
KR101678262B1 (en) * 2013-08-30 2016-11-21 주식회사 엘지화학 Apparatus for polymerizing vinyl chloride monomer and polymerization method of vinyl chloride monomer
EP3074434B1 (en) 2013-11-29 2018-05-23 Saudi Basic Industries Corporation Multi-zone reactor for continuous polymerization of alpha olefin monomers
WO2015078815A1 (en) 2013-11-29 2015-06-04 Saudi Basic Industries Corporation Process for continuous polymerization of olefin monomers in a reactor
EP3074432B1 (en) 2013-11-29 2018-08-29 Saudi Basic Industries Corporation Process for continuous polymerization of olefin monomers in a reactor
EP3320003A1 (en) 2015-07-09 2018-05-16 Ineos Europe AG Copolymers and films thereof
US20180162962A1 (en) 2015-07-31 2018-06-14 Exxonmobil Chemical Patents Inc. Recovery of Unreacted Monomers from Olefin Polymerization Processes
EP3135695A1 (en) 2015-08-27 2017-03-01 SABIC Global Technologies B.V. Process for continuous polymerization of olefin monomers in a reactor
EP3135694A1 (en) 2015-08-27 2017-03-01 SABIC Global Technologies B.V. Process for continuous polymerization of olefin monomers in a reactor
JP2017190376A (en) 2016-04-12 2017-10-19 住友化学株式会社 Method for producing polyolefin
WO2018170138A1 (en) 2017-03-15 2018-09-20 Dow Global Technologies Llc Catalyst system for multi-block copolymer formation
WO2018170208A1 (en) 2017-03-15 2018-09-20 Dow Global Technologies Llc Catalyst system for multi-block copolymer formation
WO2018170248A1 (en) 2017-03-15 2018-09-20 Dow Global Technologies Llc Catalyst system for multi-block copolymer formation
WO2018170056A1 (en) 2017-03-15 2018-09-20 Dow Global Technologies Llc Catalyst system for multi-block copolymer formation
WO2018170227A1 (en) 2017-03-15 2018-09-20 Dow Global Technologies Llc Catalyst system for multi-block copolymer formation
WO2019022799A1 (en) 2017-07-26 2019-01-31 Exxonmobil Chemical Patents Inc. Removal of unreacted monomers and other materials from polyolefin product particles
WO2019099134A1 (en) 2017-11-17 2019-05-23 Exxonmobil Chemical Patents Inc. Gas-phase olefin polymerization process

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751756A (en) * 1953-01-26 1956-06-26 Shell Dev Cooling walls with fluidized solids and liquid vaporization
NL127455C (en) * 1956-02-08 1900-01-01
US3625932A (en) * 1967-12-26 1971-12-07 Phillips Petroleum Co Vapor phase polymerization of vinyl chloride in a multiple stage fluidized bed reactor
GB1250894A (en) * 1968-03-13 1971-10-20
US4012573A (en) 1970-10-09 1977-03-15 Basf Aktiengesellschaft Method of removing heat from polymerization reactions of monomers in the gas phase
JPS6057441B2 (en) * 1978-09-29 1985-12-14 Mitsubishi Petrochemical Co
ZA7901377B (en) * 1978-12-14 1980-04-30 Union Carbide Corp Preparation of high density ethylene polymers in fluid bedreactor
CA1118148A (en) * 1978-12-14 1982-02-09 Union Carbide Corporation Preparation of high density ethylene polymers in fluid bed reactor
DE3123115A1 (en) * 1981-06-11 1982-12-30 Basf Ag A process for the preparation of homopolymers or copolymers of propylene

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