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IT1274016B - Processo per la polimerizzazione in fase gas delle a-olefine - Google Patents

Processo per la polimerizzazione in fase gas delle a-olefine

Info

Publication number
IT1274016B
IT1274016B ITMI940305A ITMI940305A IT1274016B IT 1274016 B IT1274016 B IT 1274016B IT MI940305 A ITMI940305 A IT MI940305A IT MI940305 A ITMI940305 A IT MI940305A IT 1274016 B IT1274016 B IT 1274016B
Authority
IT
Italy
Prior art keywords
fluidized bed
reactor
polymerization
olefins
gas
Prior art date
Application number
ITMI940305A
Other languages
English (en)
Inventor
Gabriele Govoni
Roberto Rinaldi
Giuseppe Penzo
Original Assignee
Spherilene Srl
Himont Inc
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 Spherilene Srl, Himont Inc filed Critical Spherilene Srl
Publication of ITMI940305A0 publication Critical patent/ITMI940305A0/it
Priority to ITMI940305A priority Critical patent/IT1274016B/it
Priority to KR1019950704588A priority patent/KR100337049B1/ko
Priority to JP7521581A priority patent/JPH09501733A/ja
Priority to AU17573/95A priority patent/AU684140B2/en
Priority to EP95910484A priority patent/EP0695313B1/en
Priority to HU9503320A priority patent/HU213183B/hu
Priority to RU95119855/04A priority patent/RU2142471C1/ru
Priority to CZ19953066A priority patent/CZ288806B6/cs
Priority to RO95-01825A priority patent/RO115166B1/ro
Priority to PL95311224A priority patent/PL179285B1/pl
Priority to PCT/EP1995/000544 priority patent/WO1995022565A1/en
Priority to CN95190270A priority patent/CN1068337C/zh
Priority to ES95910484T priority patent/ES2113736T3/es
Priority to BR9505777A priority patent/BR9505777A/pt
Priority to US08/537,708 priority patent/US5610244A/en
Priority to DE69501526T priority patent/DE69501526T2/de
Priority to SK1443-95A priority patent/SK280746B6/sk
Priority to UA95114944A priority patent/UA37231C2/uk
Priority to AT95910484T priority patent/ATE162807T1/de
Priority to DK95910484.5T priority patent/DK0695313T3/da
Priority to CA002160876A priority patent/CA2160876C/en
Priority to ZA951296A priority patent/ZA951296B/xx
Priority to IL11269095A priority patent/IL112690A/xx
Priority to MYPI95000400A priority patent/MY114867A/en
Priority to EG14595A priority patent/EG21081A/xx
Priority to TR00203/95A priority patent/TR28465A/xx
Publication of ITMI940305A1 publication Critical patent/ITMI940305A1/it
Priority to FI954939A priority patent/FI114316B/fi
Priority to NO954202A priority patent/NO308170B1/no
Application granted granted Critical
Publication of IT1274016B publication Critical patent/IT1274016B/it

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (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)

Abstract

PROCEDIMENTO IN CONTINUO PER LA POLIMERIZZAZIONE IN FASE GAS O PIU' OLEFINE CH2=CHR, IN UNO O PIU' REATTORI A LETTO FLUIDIZZATO COMPRENDENTI UNA ZONA DI POLIMERIZZAZIONE ED UNA ZONA DI RALLENTAMENTO DELLA VELOCITA' DEI GAS SITUATA AL DI SOPRA DEL LETTO FLUIDIZZATO. IL REATTORE A LETTO FLUIDZZATO E' COLLEGATO CON UNA LINEA DI RICIRCOLO DEI GAS SULA QUALE SONO POSTI ALMENO UN COMPRESSORE ED ALMENO UN SISTEMA DI RAFFREDDAMENTO, PER MEZZO DELLA QUALE I GAS IN USCITA DELLA SOMMITA' DEL REATTORE VENGONO COMPRESSI, RAFFREDDATI ED INVIATI NUOVAMENTE AL REATTORE IN UN PUNTO AL DI SOTTO DELLA ZONA DI REAZIONE. IL PROCEDIMENTO E' CARATTERIZZATO DAL FATTO CHE IL MONOMERO O I MONOMERI FRESCHI DI REINTEGRO INVIATI DIRETTAMENTE AL REATTORE A LETTO FLUIDIZZATO IN UNO O PIU' PUNTI AL DI SOPRA DEL LETTO FLUIDIZZATO.
ITMI940305A 1994-02-21 1994-02-21 Processo per la polimerizzazione in fase gas delle a-olefine IT1274016B (it)

Priority Applications (28)

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
US08/537,708 US5610244A (en) 1994-02-21 1995-02-15 Process for the gas phase polymerization of alpha-olefins
SK1443-95A SK280746B6 (sk) 1994-02-21 1995-02-15 Kontinuálny spôsob polymerizácie v plynnej fáze je
JP7521581A JPH09501733A (ja) 1994-02-21 1995-02-15 α−オレフィンの気相重合法
EP95910484A EP0695313B1 (en) 1994-02-21 1995-02-15 Process for the gas phase polymerization of alpha-olefins
HU9503320A HU213183B (en) 1994-02-21 1995-02-15 Continuous process for the gas phase polymerisation of alfa-olefins
RU95119855/04A RU2142471C1 (ru) 1994-02-21 1995-02-15 НЕПРЕРЫВНЫЙ СПОСОБ ГАЗОФАЗНОЙ ПОЛИМЕРИЗАЦИИ α-ОЛЕФИНОВ
CZ19953066A CZ288806B6 (cs) 1994-02-21 1995-02-15 Nepřetržitý způsob polymerace
RO95-01825A RO115166B1 (ro) 1994-02-21 1995-02-15 Procedeu continuu pentru polimerizarea, in faza gazoasa, a alfa-olefinelor
PL95311224A PL179285B1 (pl) 1994-02-21 1995-02-15 Ciagly sposób polimeryzacji w fazie gazowej, jednej lub wiecej olefin PL PL PL PL PL PL PL PL
PCT/EP1995/000544 WO1995022565A1 (en) 1994-02-21 1995-02-15 PROCESS FOR THE GAS PHASE POLYMERIZATION OF α-OLEFINS
CN95190270A CN1068337C (zh) 1994-02-21 1995-02-15 α-烯烃气相聚合工艺
ES95910484T ES2113736T3 (es) 1994-02-21 1995-02-15 Procedimiento para la polimerizacion en fase gaseosa de alfa-olefinas.
BR9505777A BR9505777A (pt) 1994-02-21 1995-02-15 Processo contínuo para a polimerizaçao em fase gasosa de alfa-olefínas
KR1019950704588A KR100337049B1 (ko) 1994-02-21 1995-02-15 알파-올레핀의기상중합방법
DE69501526T DE69501526T2 (de) 1994-02-21 1995-02-15 Verfahren zur gasphasenpolymerisation von alpha-olefinen
AU17573/95A AU684140B2 (en) 1994-02-21 1995-02-15 Process for the gas phase polymerization of alpha-olefins
UA95114944A UA37231C2 (uk) 1994-02-21 1995-02-15 Безперервний спосіб газофазної полімеризації альфа-олефінів
AT95910484T ATE162807T1 (de) 1994-02-21 1995-02-15 Verfahren zur gasphasenpolymerisation von alpha- olefinen
DK95910484.5T DK0695313T3 (da) 1994-02-21 1995-02-15 Fremgangsmåde til gasfasepolymerisation af alfa-olefiner
CA002160876A CA2160876C (en) 1994-02-21 1995-02-15 Process for the gas phase polymerization of .alpha.-olefins
ZA951296A ZA951296B (en) 1994-02-21 1995-02-16 Process for the gas phase polymerization of alpha-olefins
IL11269095A IL112690A (en) 1994-02-21 1995-02-17 Process for the gas phase polymerization of aspire-olefins
MYPI95000400A MY114867A (en) 1994-02-21 1995-02-17 Process for the gas phase polymerization of -olefins
EG14595A EG21081A (en) 1994-02-21 1995-02-20 Process for the gas phase polymerization of alpha - olefins
TR00203/95A TR28465A (tr) 1994-02-21 1995-02-21 Alfa-olefinlerin gaz fazinda polimerizasyonu icin bir islem.
FI954939A FI114316B (fi) 1994-02-21 1995-10-17 Menetelmä alfa-olefiinien polymeroimiseksi kaasufaasissa
NO954202A NO308170B1 (no) 1994-02-21 1995-10-20 FremgangsmÕte for gassfasepolymerisering av <alfa>-olefiner

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 (3)

Publication Number Publication Date
ITMI940305A0 ITMI940305A0 (it) 1994-02-21
ITMI940305A1 ITMI940305A1 (it) 1995-08-22
IT1274016B true IT1274016B (it) 1997-07-14

Family

ID=11367920

Family Applications (1)

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

Country Status (27)

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

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DE69807473T2 (de) * 1997-06-05 2003-05-08 Polypropylene Belgium (N.V.), Antwerpen 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
ATE335016T1 (de) * 1998-11-30 2006-08-15 Innovene Europ 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
DE60239297D1 (de) * 2002-06-25 2011-04-07 Borealis Tech Oy Polyolefin mit verbesserter kratzfestigkeit und verfahren zu seiner herstelung
US7365039B2 (en) * 2003-03-21 2008-04-29 Dow Global Technologies Inc. Morphology controlled olefin polymerization process
JP4709748B2 (ja) 2003-07-04 2011-06-22 バーゼル・ポリオレフィン・ゲーエムベーハー オレフィン重合方法
AU2004280327B2 (en) * 2003-09-23 2009-11-05 Dow Global Technologies Inc. Catalyst composition for ethylene polymerization
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. Method for controlling sheeting in gas phase reactors
US7985811B2 (en) * 2004-01-02 2011-07-26 Univation Technologies, Llc 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
JP4987722B2 (ja) * 2004-10-14 2012-07-25 バーゼル・ポリオレフィン・イタリア・ソチエタ・ア・レスポンサビリタ・リミタータ オレフィン類の気相重合方法
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
ES2401040T3 (es) * 2007-08-16 2013-04-16 Univation Technologies, Llc Aditivos de continuidad y su uso en procesos de polimerización
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EP2231724B1 (en) 2007-12-18 2011-08-10 Basell Polyolefine GmbH Gas-phase process for the polymerization of alpha-olefins
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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
ES2640318T3 (es) 2010-12-22 2017-11-02 Univation Technologies, Llc Aditivo para procedimientos de polimerización de olefinas
ES2817776T3 (es) * 2011-03-02 2021-04-08 Borealis Ag Un procedimiento para la producción de polímeros
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EP3074432B1 (en) * 2013-11-29 2018-08-29 Saudi Basic Industries Corporation Process for continuous polymerization of olefin monomers in a reactor
KR102259577B1 (ko) * 2013-11-29 2021-06-02 사우디 베이식 인더스트리즈 코포레이션 반응기에서 올레핀 단량체의 연속 중합 방법
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Also Published As

Publication number Publication date
EG21081A (en) 2000-10-31
KR100337049B1 (ko) 2002-10-18
EP0695313A1 (en) 1996-02-07
NO954202L (no) 1995-10-20
CZ306695A3 (en) 1996-06-12
BR9505777A (pt) 1996-02-27
ZA951296B (en) 1995-12-05
UA37231C2 (uk) 2001-05-15
FI954939A0 (fi) 1995-10-17
ITMI940305A0 (it) 1994-02-21
SK280746B6 (sk) 2000-07-11
AU684140B2 (en) 1997-12-04
KR960701903A (ko) 1996-03-28
JPH09501733A (ja) 1997-02-18
WO1995022565A1 (en) 1995-08-24
TR28465A (tr) 1996-07-04
DK0695313T3 (da) 1998-03-02
EP0695313B1 (en) 1998-01-28
HUT73869A (en) 1996-10-28
DE69501526T2 (de) 1998-08-20
DE69501526D1 (de) 1998-03-05
RU2142471C1 (ru) 1999-12-10
PL311224A1 (en) 1996-02-05
PL179285B1 (pl) 2000-08-31
FI954939A (fi) 1995-12-13
FI114316B (fi) 2004-09-30
HU9503320D0 (en) 1996-01-29
CZ288806B6 (cs) 2001-09-12
NO954202D0 (no) 1995-10-20
SK144395A3 (en) 1997-02-05
ES2113736T3 (es) 1998-05-01
IL112690A (en) 1999-09-22
HU213183B (en) 1997-03-28
CN1126478A (zh) 1996-07-10
ITMI940305A1 (it) 1995-08-22
US5610244A (en) 1997-03-11
ATE162807T1 (de) 1998-02-15
NO308170B1 (no) 2000-08-07
CN1068337C (zh) 2001-07-11
MY114867A (en) 2003-02-28
AU1757395A (en) 1995-09-04
IL112690A0 (en) 1995-05-26
RO115166B1 (ro) 1999-11-30

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