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

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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
DE69807473T2 (de) * 1997-06-05 2003-05-08 Polypropylene Belgium N V Antw Kontinuierliches verfahren zur herstellung von propylenpolymeren
EP1418186B1 (en) 1998-03-23 2011-05-18 Basell Poliolefine Italia S.r.l. Prepolymerized catalyst components for the polymerization of olefins
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
AU1288300A (en) * 1998-11-30 2000-06-19 Bp Chemicals Limited Polymerisation control process
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
JP5122054B2 (ja) 2000-05-12 2013-01-16 バセル テクノロジー カンパニー ビー．ブイ． オレフィン重合用の予備重合触媒成分
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
CN100519600C (zh) * 2002-06-25 2009-07-29 玻利阿黎斯技术有限公司 提高了抗刮性的聚烯烃及其制备方法
KR20060002837A (ko) * 2003-03-21 2006-01-09 다우 글로벌 테크놀로지스 인크. 형태 제어된 올레핀 중합 방법
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
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. 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
US7985811B2 (en) * 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
BRPI0516272B1 (pt) * 2004-10-14 2016-05-17 Basell Poliolefine Srl processo para a polimerização em fase gasosa de olefinas
US7253239B2 (en) * 2004-10-29 2007-08-07 Westlake Longview Corporation Method for preventing or inhibiting fouling in a gas-phase polyolefin polymerization process
BRPI0717756B1 (pt) * 2006-10-31 2018-01-30 Basf Se Processo para a produção de partículas poliméricas absorventes de água
WO2009023111A1 (en) * 2007-08-16 2009-02-19 Univation Technologies, Llc Continuity additives and their use in polymerization processes
ES2383628T3 (es) * 2007-09-19 2012-06-22 Basell Poliolefine Italia S.R.L. Proceso multietapa para la polimerización de olefinas
WO2009077185A1 (en) * 2007-12-18 2009-06-25 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
RU2577324C2 (ru) 2010-12-22 2016-03-20 Юнивейшн Текнолоджиз, Ллк Добавка для способов полимеризации полиолефина
ES2817776T3 (es) * 2011-03-02 2021-04-08 Borealis Ag Un procedimiento para la producción de polímeros
EP2610269A1 (en) 2011-12-28 2013-07-03 Saudi Basic Industries Corporation Catalyst composition and method for preparing the same
WO2015078815A1 (en) * 2013-11-29 2015-06-04 Saudi Basic Industries Corporation Process for continuous polymerization of olefin monomers in a reactor
WO2015078814A1 (en) * 2013-11-29 2015-06-04 Saudi Basic Industries Corporation 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
US5034479A (en) * 1987-10-22 1991-07-23 Union Carbide Chemicals And Plastics Technology Corporation Process for reducing sheeting during polymerization of alpha-olefins
ES2022572T5 (es) * 1987-10-22 1995-08-16 Union Carbide Corp Procedimiento para reducir la formacion de hojas durante la polimerizacion de alfa-olefinas.
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 (ko) * 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
NO954202D0 (no) 1995-10-20
RO115166B1 (ro) 1999-11-30
MY114867A (en) 2003-02-28
HU213183B (en) 1997-03-28
DE69501526D1 (de) 1998-03-05
HUT73869A (en) 1996-10-28
TR28465A (tr) 1996-07-04
ATE162807T1 (de) 1998-02-15
HU9503320D0 (en) 1996-01-29
EP0695313B1 (en) 1998-01-28
ZA951296B (en) 1995-12-05
ITMI940305A1 (it) 1995-08-22
SK144395A3 (en) 1997-02-05
CZ288806B6 (cs) 2001-09-12
CN1126478A (zh) 1996-07-10
CN1068337C (zh) 2001-07-11
ES2113736T3 (es) 1998-05-01
IT1274016B (it) 1997-07-14
CZ306695A3 (en) 1996-06-12
ITMI940305A0 (it) 1994-02-21
NO954202L (no) 1995-10-20
BR9505777A (pt) 1996-02-27
US5610244A (en) 1997-03-11
PL311224A1 (en) 1996-02-05
JPH09501733A (ja) 1997-02-18
RU2142471C1 (ru) 1999-12-10
WO1995022565A1 (en) 1995-08-24
FI954939A (fi) 1995-12-13
PL179285B1 (pl) 2000-08-31
EP0695313A1 (en) 1996-02-07
AU684140B2 (en) 1997-12-04
FI954939A0 (fi) 1995-10-17
KR960701903A (ko) 1996-03-28
AU1757395A (en) 1995-09-04
SK280746B6 (sk) 2000-07-11
DE69501526T2 (de) 1998-08-20
IL112690A0 (en) 1995-05-26
NO308170B1 (no) 2000-08-07
IL112690A (en) 1999-09-22
KR100337049B1 (ko) 2002-10-18
FI114316B (fi) 2004-09-30
DK0695313T3 (da) 1998-03-02
UA37231C2 (uk) 2001-05-15

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