EG21081A - Process for the gas phase polymerization of alpha - olefins - Google Patents

Process for the gas phase polymerization of alpha - olefins

Info

Publication number
EG21081A
EG21081A EG14595A EG14595A EG21081A EG 21081 A EG21081 A EG 21081A EG 14595 A EG14595 A EG 14595A EG 14595 A EG14595 A EG 14595A EG 21081 A EG21081 A EG 21081A
Authority
EG
Egypt
Prior art keywords
pct
olefins
alpha
gas phase
phase polymerization
Prior art date
Application number
EG14595A
Other languages
English (en)
Original Assignee
Montell Technology Company
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 Montell Technology Company filed Critical Montell Technology Company
Application granted granted Critical
Publication of EG21081A publication Critical patent/EG21081A/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/26—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations
    • 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
    • C08F2/001—Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer
    • 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
    • C08F2/34—Polymerisation in gaseous state
    • 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)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EG14595A 1994-02-21 1995-02-20 Process for the gas phase polymerization of alpha - olefins EG21081A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI940305A IT1274016B (it) 1994-02-21 1994-02-21 Processo per la polimerizzazione in fase gas delle a-olefine

Publications (1)

Publication Number Publication Date
EG21081A true EG21081A (en) 2000-10-31

Family

ID=11367920

Family Applications (1)

Application Number Title Priority Date Filing Date
EG14595A EG21081A (en) 1994-02-21 1995-02-20 Process for the gas phase polymerization of alpha - olefins

Country Status (27)

Country Link
US (1) US5610244A (es)
EP (1) EP0695313B1 (es)
JP (1) JPH09501733A (es)
KR (1) KR100337049B1 (es)
CN (1) CN1068337C (es)
AT (1) ATE162807T1 (es)
AU (1) AU684140B2 (es)
BR (1) BR9505777A (es)
CZ (1) CZ288806B6 (es)
DE (1) DE69501526T2 (es)
DK (1) DK0695313T3 (es)
EG (1) EG21081A (es)
ES (1) ES2113736T3 (es)
FI (1) FI114316B (es)
HU (1) HU213183B (es)
IL (1) IL112690A (es)
IT (1) IT1274016B (es)
MY (1) MY114867A (es)
NO (1) NO308170B1 (es)
PL (1) PL179285B1 (es)
RO (1) RO115166B1 (es)
RU (1) RU2142471C1 (es)
SK (1) SK280746B6 (es)
TR (1) TR28465A (es)
UA (1) UA37231C2 (es)
WO (1) WO1995022565A1 (es)
ZA (1) ZA951296B (es)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19653079A1 (de) * 1996-12-19 1998-06-25 Basf Ag Verfahren zur Gasphasenpolymerisation von C¶2¶-C¶8¶-Alk-1-enen mittels Ziegler -Natta- oder Metallocen-Katalysatorsystemen
JP2002506468A (ja) * 1997-06-05 2002-02-26 ソルヴェイ ポリオレフィンズ ユーロープ ベルギウム プロピレンポリマーの連続製法
JP4782256B2 (ja) 1998-03-23 2011-09-28 バセル テクノロジー カンパニー ベスローテン フェンノートシャップ オレフィン重合用の予備重合された触媒成分
US6977283B1 (en) 1998-04-07 2005-12-20 Exxonmobil Chemical Patents Inc. Polymerization 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
IT1301990B1 (it) 1998-08-03 2000-07-20 Licio Zambon Catalizzatori per la polimerizzazione delle olefine.
US6429270B2 (en) 1998-09-14 2002-08-06 Union Carbide Chemicals & Plastics Technology Corporation Process for preparing olefin polymerization catalyst mixture
ATE278717T1 (de) * 1998-11-30 2004-10-15 Bp Chem Int Ltd Verfahren zur polymerisationskontrolle
EP1020481A1 (en) * 1999-01-18 2000-07-19 Fina Research S.A. Production of polyethylene
EP1083192A1 (en) * 1999-09-10 2001-03-14 Union Carbide Chemicals & Plastics Technology Corporation Process for feeding liquid comonomer to a polymerization conducted in a fluidized bed reactor
BR0106426B1 (pt) 2000-05-12 2011-02-22 componente catalìtico pré-polimerizado para a polimerização de etileno, bem como referido processo para a (co)polimerização de etileno.
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
AU2002323878A1 (en) * 2002-06-25 2004-01-06 Borealis Technology Oy Polyolefin with improved scratch resistance and process for producing the same
WO2004094487A1 (en) * 2003-03-21 2004-11-04 Dow Global Technologies, Inc. Morphology controlled olefin polymerization process
US7122606B2 (en) 2003-07-04 2006-10-17 Basell Polyolefine Gmbh Olefin polymerization process
EP2261268B1 (en) * 2003-09-23 2020-04-29 Dow Global Technologies LLC Ethylene polymerization using ziegler-natta catalyst compositions
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
RU2374265C2 (ru) * 2004-10-14 2009-11-27 Базелль Полиолефин Италия С.Р.Л. Способ газофазной полимеризации олефинов
US7253239B2 (en) * 2004-10-29 2007-08-07 Westlake Longview Corporation Method for preventing or inhibiting fouling in a gas-phase polyolefin polymerization process
MY148330A (en) * 2006-10-31 2013-03-29 Basf Se Regulation of a process for producing water-absorbing polymer particles in a heated gas phase
US8420733B2 (en) * 2007-08-16 2013-04-16 Univation Technologies, Llc Continuity additives and their use in polymerization processes
BRPI0816967B1 (pt) * 2007-09-19 2019-01-22 Basell Poliolefine Italia Srl processo multiestágios para polimerização de olefinas e aparelho de polimerização
US8084557B2 (en) 2007-12-18 2011-12-27 Basell Polyolefine Gmbh Gas-phase process for the polymerization of alpha-olefins
EP2172262A1 (en) * 2008-10-03 2010-04-07 Ineos Europe Limited Process
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
BRPI1007430B1 (pt) 2009-01-08 2020-05-12 Univation Technologies, Llc Processo de polimerização de poliolefina
CN102030841B (zh) * 2009-09-29 2012-07-04 中国石油化工股份有限公司 一种丙烯气相聚合方法
BR112013016116B1 (pt) 2010-12-22 2020-04-28 Univation Tech Llc processo de polimerização e sistema catalisador
PT2495038T (pt) * 2011-03-02 2020-11-06 Borealis Ag Conjunto de reator flexível para polimerização de olefinas
EP2610269A1 (en) 2011-12-28 2013-07-03 Saudi Basic Industries Corporation Catalyst composition and method for preparing the same
KR102259574B1 (ko) * 2013-11-29 2021-06-02 사우디 베이식 인더스트리즈 코포레이션 반응기에서 올레핀 단량체의 연속 중합 방법
US9637572B2 (en) * 2013-11-29 2017-05-02 Sabic Global Technologies B.V. Process for continuous polymerization of olefin monomers in a reactor
BR112016012502A2 (pt) 2013-12-09 2017-08-08 Univation Tech Llc Alimentar aditivos de polimerização para processos de polimerização
US10179826B2 (en) * 2017-05-05 2019-01-15 Chevron Phillips Chemical Company Lp Polymerization catalyst delivery
CN113698513B (zh) * 2020-05-21 2023-09-15 中国石油化工股份有限公司 一种催化剂的配制方法及其应用
KR102513518B1 (ko) 2020-12-23 2023-03-22 디엘케미칼 주식회사 메탈로센 올레핀 중합 공정용 대전방지제를 이용한 올레핀 중합 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US370985A (en) * 1887-10-04 stimpsof
US3709853A (en) * 1971-04-29 1973-01-09 Union Carbide Corp Polymerization of ethylene using supported bis-(cyclopentadienyl)chromium(ii)catalysts
DE3863051D1 (de) * 1987-10-22 1991-07-04 Union Carbide Corp Verfahren zum vermindern des zusammenbackens waehrend einer alpha-olefinpolymerisation.
US5034479A (en) * 1987-10-22 1991-07-23 Union Carbide Chemicals And Plastics Technology Corporation Process for reducing sheeting during polymerization of alpha-olefins
FR2659338B1 (fr) * 1990-03-09 1993-05-07 Bp Chemicals Snc Procedes et dispositifs de polymerisation catalytique d'alpha-olefines en phase gazeuse.
US5187247A (en) * 1990-06-26 1993-02-16 Union Carbide Chemicals & Plastics Technology Corporation Process for making elastomeric ethylene-alpha-olefin polymers with stage-modified vanadium catalyst
TW203062B (es) * 1990-11-15 1993-04-01 Sumitomo Chemical Co
IT1254279B (it) * 1992-03-13 1995-09-14 Montecatini Tecnologie Srl Procedimento per la polimerizzazione in fase gas delle olefine

Also Published As

Publication number Publication date
CN1068337C (zh) 2001-07-11
JPH09501733A (ja) 1997-02-18
SK280746B6 (sk) 2000-07-11
FI954939A (fi) 1995-12-13
RU2142471C1 (ru) 1999-12-10
DK0695313T3 (da) 1998-03-02
ATE162807T1 (de) 1998-02-15
IT1274016B (it) 1997-07-14
DE69501526T2 (de) 1998-08-20
HUT73869A (en) 1996-10-28
KR100337049B1 (ko) 2002-10-18
AU1757395A (en) 1995-09-04
HU213183B (en) 1997-03-28
CZ288806B6 (cs) 2001-09-12
SK144395A3 (en) 1997-02-05
US5610244A (en) 1997-03-11
CZ306695A3 (en) 1996-06-12
NO954202D0 (no) 1995-10-20
ES2113736T3 (es) 1998-05-01
IL112690A0 (en) 1995-05-26
NO308170B1 (no) 2000-08-07
ITMI940305A1 (it) 1995-08-22
ITMI940305A0 (it) 1994-02-21
UA37231C2 (uk) 2001-05-15
TR28465A (tr) 1996-07-04
BR9505777A (pt) 1996-02-27
WO1995022565A1 (en) 1995-08-24
RO115166B1 (ro) 1999-11-30
HU9503320D0 (en) 1996-01-29
MY114867A (en) 2003-02-28
IL112690A (en) 1999-09-22
FI954939A0 (fi) 1995-10-17
CN1126478A (zh) 1996-07-10
PL311224A1 (en) 1996-02-05
EP0695313B1 (en) 1998-01-28
EP0695313A1 (en) 1996-02-07
ZA951296B (en) 1995-12-05
PL179285B1 (pl) 2000-08-31
DE69501526D1 (de) 1998-03-05
AU684140B2 (en) 1997-12-04
FI114316B (fi) 2004-09-30
KR960701903A (ko) 1996-03-28
NO954202L (no) 1995-10-20

Similar Documents

Publication Publication Date Title
EG21081A (en) Process for the gas phase polymerization of alpha - olefins
ZA932982B (en) Olefin polymerization catalyst, process for its preparation, and its use
PL314853A1 (en) Method of (co)polymerising olefines
DE69606188T2 (de) Verfahren zur herstellung von propylen homo- oder copolymeren
GR3018786T3 (en) Multi-stage process for producing polyethylene.
ATE207085T1 (de) Polymerisationskatalysatorsystem, ihre herstellung und verwendung
TW367333B (en) Process for making propylene homo or copolymers
MX9700805A (es) Proceso de polimerizacion de fase gaseosa.
CA2193882A1 (en) Polymerization catalyst systems, their production and use
FI911534A0 (fi) Polyolefinkatalysator pao baerare foer (ko)polymerisation av eten i gasfas.
YU135791A (sh) Polimerizacije u gasnoj fazi
ZA92182B (en) Metallocene(co)polymers,process for their preparation and their use as catalysts
GR3003573T3 (es)
RU93005300A (ru) Способ полимеризации олефинов и блок/со/полимеры, полученные этим способом
JPS56109203A (en) Polymerization of olefin