RU93045695A - Способ газофазной полимеризации олефинов и аппарат для его осуществления - Google Patents

Способ газофазной полимеризации олефинов и аппарат для его осуществления

Info

Publication number
RU93045695A
RU93045695A RU93045695/06A RU93045695A RU93045695A RU 93045695 A RU93045695 A RU 93045695A RU 93045695/06 A RU93045695/06 A RU 93045695/06A RU 93045695 A RU93045695 A RU 93045695A RU 93045695 A RU93045695 A RU 93045695A
Authority
RU
Russia
Prior art keywords
olefins
different
implementation
gas
phase polymerization
Prior art date
Application number
RU93045695/06A
Other languages
English (en)
Other versions
RU2126015C1 (ru
Inventor
Говони Габриэле
Ринальди Роберто
Ковецци Массимо
Original Assignee
Сферилене С.р.л.
Хаймонт Инкорпорейтед
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
Priority claimed from ITMI921499A external-priority patent/IT1262951B/it
Priority claimed from ITMI921496A external-priority patent/IT1262948B/it
Application filed by Сферилене С.р.л., Хаймонт Инкорпорейтед filed Critical Сферилене С.р.л.
Publication of RU93045695A publication Critical patent/RU93045695A/ru
Application granted granted Critical
Publication of RU2126015C1 publication Critical patent/RU2126015C1/ru

Links

Claims (1)

  1. Способ получения полимеров и сополимеров олефинов CH2=CHR с помощью газофазного процесса, проводимого по меньшей мере в двух реакторах с псевдоожиженным или механически перемешиваемым слоем, работающих в различных реакционных условиях так, чтобы получить разные полимеры в разных реакторах. Способ отличается тем, что полимер по крайней мере частично рециркулирует между разными реакторами при соотношении скорости рециркуляции в разных реакторах к скорости выгрузки, между 2 и 4.
RU93045695A 1992-06-18 1993-06-17 Способ газофазной полимеризации олефинов и аппарат для его осуществления (варианты) RU2126015C1 (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ITMI92A001499 1992-06-18
ITMI92A001496 1992-06-18
ITMI921499A IT1262951B (it) 1992-06-18 1992-06-18 Procedimento e apparecchiatura per la preparazione di (co)polimeri olefinici ad ampia distribuzione di pesi molecolari
ITMI921496A IT1262948B (it) 1992-06-18 1992-06-18 Processo per la polimerizzazione in fase gas delle olefine

Publications (2)

Publication Number Publication Date
RU93045695A true RU93045695A (ru) 1997-01-27
RU2126015C1 RU2126015C1 (ru) 1999-02-10

Family

ID=26330886

Family Applications (1)

Application Number Title Priority Date Filing Date
RU93045695A RU2126015C1 (ru) 1992-06-18 1993-06-17 Способ газофазной полимеризации олефинов и аппарат для его осуществления (варианты)

Country Status (16)

Country Link
US (1) US5728353A (ru)
EP (1) EP0574821B1 (ru)
JP (1) JP3354989B2 (ru)
KR (1) KR100284346B1 (ru)
CN (1) CN1088069C (ru)
AT (1) ATE163946T1 (ru)
AU (1) AU663956B2 (ru)
BR (1) BR9302394A (ru)
CA (1) CA2098762A1 (ru)
DE (1) DE69317331T2 (ru)
ES (1) ES2114969T3 (ru)
FI (1) FI932803A (ru)
MX (1) MXPA93003639A (ru)
NO (1) NO301833B1 (ru)
RU (1) RU2126015C1 (ru)
TW (1) TW295591B (ru)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0699212A1 (en) 1993-04-26 1996-03-06 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
IT1275573B (it) * 1995-07-20 1997-08-07 Spherilene Spa Processo ed apparecchiatura per la pomimerizzazione in fase gas delle alfa-olefine
US5696203A (en) * 1996-07-19 1997-12-09 Montell North America Inc. Process for producing polyolefin grafted copolymers
US6066701A (en) 1996-12-31 2000-05-23 Exxon Chemical Patents Inc. Multistage method for manufacturing polyolefins
EP1059309A3 (en) * 1996-12-31 2001-09-05 ExxonMobil Chemical Patents Inc. Multistage method for preparing polyolefins
FR2763869B1 (fr) * 1997-05-27 1999-07-16 Inst Francais Du Petrole Procede et installation pour realiser une reaction sur une charge organique, telle que la dimerisation ou la metathese, en presence d'une phase polaire contenant un catalyseur
EP0986589B1 (en) 1997-06-05 2002-08-28 POLYPROPYLENE BELGIUM (Naamloze Vennootschap) Continuous process for obtaining propylene polymers
JPH11209414A (ja) * 1998-01-29 1999-08-03 Idemitsu Petrochem Co Ltd オレフィンの重合方法
KR100532831B1 (ko) 1998-07-08 2005-12-02 바셀 테크놀로지 캄파니 비이브이 기상 중합 방법 및 장치
DE19907021A1 (de) * 1999-02-19 2000-08-24 Elenac Gmbh Verfahren und Apparatur zur Gasphasenpolymerisation von alpha-Olefinen
JP3318655B2 (ja) * 1999-08-10 2002-08-26 ニュー・クリエイト株式会社 薄膜積層体の製造方法および製造装置
JP2001300351A (ja) * 2000-04-18 2001-10-30 Chisso Corp サイクロン
US6359083B1 (en) 2000-05-02 2002-03-19 Eastman Chemical Company Olefin polymerization process
US6593506B1 (en) 2000-10-12 2003-07-15 Exxonmobil Chemical Patents Inc. Olefin recovery in a polyolefin production process
US6495609B1 (en) 2000-11-03 2002-12-17 Exxonmobil Chemical Patents Inc. Carbon dioxide recovery in an ethylene to ethylene oxide production process
US6914104B2 (en) * 2002-04-19 2005-07-05 Sumitomo Chemical Company, Limited Process for polymerization of α-olefin
EP1380602A1 (en) * 2002-07-11 2004-01-14 BP Lavéra SNC Process for the (co-)polymerisation of olefins in the gas phase
ATE506379T1 (de) * 2002-10-09 2011-05-15 Basell Poliolefine Srl Katalytische gasphasenpolymerisation von olefinen
DE10260736A1 (de) * 2002-12-23 2004-09-02 Outokumpu Oyj Verfahren und Anlage zur Wärmebehandlung von feinkörnigen Feststoffen
DE10260740B4 (de) * 2002-12-23 2004-12-30 Outokumpu Oyj Verfahren und Anlage zur Entfernung von gasförmigen Schadstoffen aus Abgasen
TW200504093A (en) 2003-05-12 2005-02-01 Dow Global Technologies Inc Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom
CN100582125C (zh) * 2003-08-20 2010-01-20 巴塞尔聚烯烃意大利有限责任公司 用于乙烯聚合的方法和装置
CN100478361C (zh) * 2004-03-03 2009-04-15 巴塞尔聚烯烃意大利有限责任公司 控制聚合工艺中聚合物流动的方法
CN101080270B (zh) * 2004-08-23 2013-09-18 埃克森美孚化学专利公司 用于聚合方法的装置
CN100376605C (zh) * 2004-09-16 2008-03-26 中国石油化工股份有限公司 用于烯烃气相聚合反应的装置
WO2006120187A1 (en) 2005-05-13 2006-11-16 Basell Poliolefine Italia S.R.L. Process for the gas-phase polymerization of olefins
EP1777209A1 (en) * 2005-10-20 2007-04-25 Saudi Basic Industries Corporation Method for oligomerization of ethylene and reactor system therefor with removal of heavy molecular weight oligomers
JP5055816B2 (ja) * 2006-04-17 2012-10-24 住友化学株式会社 ポリオレフィンパウダーの移送装置及び方法
CN101578302B (zh) * 2006-11-15 2012-05-23 巴塞尔聚烯烃意大利有限责任公司 用于烯烃的聚合的多段法
KR101468471B1 (ko) * 2006-12-20 2014-12-04 바셀 폴리올레핀 이탈리아 에스.알.엘 중합 장치용 가스 분배 그리드
US7722722B2 (en) * 2007-11-16 2010-05-25 Brunob Ii B.V. Continuous fluid bed reactor
US9453088B2 (en) 2007-12-28 2016-09-27 Basell Poliolefine Italia S.R.L. Catalyst components for the polymerization of olefins
US8753044B2 (en) * 2008-06-09 2014-06-17 Uop Llc L-valve construction for controlling solids flow in a liquid medium using standard pipe fittings
MX2011004110A (es) * 2008-10-15 2011-06-24 Univation Tech Llc Reactor de lecho fluidizado circulante.
KR101653951B1 (ko) * 2008-12-29 2016-09-05 바셀 폴리올레핀 이탈리아 에스.알.엘 중합 반응기에 촉매를 공급하는 방법
US7951883B1 (en) 2009-12-04 2011-05-31 Equistar Chemicals, Lp Preparation of multimodal, high density, ethylene homopolymer barrier resins and films
EP2602269A1 (en) * 2011-12-06 2013-06-12 Basell Polyolefine GmbH Multistage process for the polymerization of olefins
EP2803676A1 (en) * 2013-05-16 2014-11-19 Basell Polyolefine GmbH Process for the gas-phase polymerization of ethylene or ethylene mixtures
EP2803680A1 (en) * 2013-05-16 2014-11-19 Basell Polyolefine GmbH Multistage process for the polymerization of olefins
RU2636077C1 (ru) * 2013-12-03 2017-11-20 Далянь Инститьют Оф Кемикал Физикс, Чайниз Академи Оф Сайенсез Реакционное устройство для получения легких олефинов из метанола и/или диметилового эфира
CA2978052C (en) * 2015-01-08 2023-03-07 Yves Lacombe Optimized agitator system for production of polyolefin
ES2786567T3 (es) * 2017-06-23 2020-10-13 Borealis Ag Procedimiento y aparato para la retirada de material polimérico de un reactor de polimerización de olefinas con gases y sólido
EP3450011B1 (en) * 2017-08-29 2020-11-25 Sumitomo Chemical Company, Limited Method for producing polyolefin and polyolefin production system
CN111748049B (zh) * 2019-03-27 2021-07-16 中国石油化工股份有限公司 一种烯烃聚合方法及系统

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1513480A (en) * 1975-06-12 1978-06-07 Montedison Spa Catalysts for the polymerization of olefins
NL7509292A (nl) * 1975-08-05 1977-02-08 Stamicarbon Werkwijze ter bereiding van polyolefinen met een brede molecuulgewichtsverdeling.
NL7509293A (nl) * 1975-08-05 1977-02-08 Stamicarbon Inrichting voor het bereiden van polymeren met een brede molecuulgewichtsverdeling.
IT1078995B (it) * 1977-05-24 1985-05-08 Montedison Spa Catalizzatori per la polimeriazzazione di olefine
US4302566A (en) * 1978-03-31 1981-11-24 Union Carbide Corporation Preparation of ethylene copolymers in fluid bed reactor
IT1098272B (it) * 1978-08-22 1985-09-07 Montedison Spa Componenti,di catalizzatori e catalizzatori per la polimerizzazione delle alfa-olefine
JPS56166207A (en) * 1980-05-27 1981-12-21 Mitsui Petrochem Ind Ltd Gas-phase polymerization of olefin
IT1140221B (it) * 1981-10-14 1986-09-24 Montedison Spa Composizioni polipropileniche aventi migliorate caratteristiche di resistenza all'urto alle basse temperature e procedimento di preparazione
DE3366573D1 (en) * 1982-06-24 1986-11-06 Bp Chimie Sa Process for the polymerization and copolymerization of alpha-olefins in a fluidized bed
FR2577558B1 (fr) * 1985-02-19 1987-03-06 Bp Chimie Sa Polymerisation en plusieurs etapes d'alpha-olefines en phase gazeuse
FR2586022B1 (fr) * 1985-08-06 1987-11-13 Bp Chimie Sa Polymerisation d'olefines en phase gazeuse avec un catalyseur ziegler-natta et deux composes organometalliques
ES2023417B3 (es) * 1986-10-02 1992-01-16 Bp Chem Int Ltd Procedimiento para polimerizar una o mas 1-olefinas en fase gaseosa en presencia de material inorganico pulverulento.
US4831000A (en) * 1988-01-15 1989-05-16 Mobil Oil Corporatiion Catalyst composition for preparing high density or linear low density olefin polymers of controlled molecular weight distribution
US5139985A (en) * 1988-05-31 1992-08-18 Himont Incorporated Components and catalyst for the polymerization olefins
US5034195A (en) * 1988-11-18 1991-07-23 Brown & Root Usa, Inc. Apparatus for gas phase polymerization of olefins in vertically stacked reactors
IT1227893B (it) * 1988-12-14 1991-05-14 Himont Inc Centerville Road Ne Composizioni polipropileniche aventi buona trasparenza e migliorata resistenza all'urto
IT1230133B (it) * 1989-04-28 1991-10-14 Himont Inc Composizioni polipropileniche plasto-elastiche
FR2651234B1 (fr) * 1989-08-29 1993-03-12 Bp Chem Int Ltd Procede de fabrication en phase gazeuse de copolymeres du propylene a l'aide d'un systeme catalytique de haute activite.
FR2658498B1 (fr) * 1990-02-19 1992-05-15 Atochem Particules de chlorure de magnesium a structure tronc conique, composante catalytique supportee sur ces particules, polyolefines obtenues a partir de cette composante catalytique, procedes de fabrication de ces produits.
FR2659338B1 (fr) * 1990-03-09 1993-05-07 Bp Chemicals Snc Procedes et dispositifs de polymerisation catalytique d'alpha-olefines en phase gazeuse.
EP0533452A1 (en) * 1991-03-21 1993-03-24 Mobil Oil Corporation Production of bimodal ethylene polymers in tandem reactors
DE69232109T2 (de) * 1991-07-24 2002-03-14 Mobil Oil Corp., Fairfax Verbesserte Polyethylenharze für Filme
IT1250731B (it) * 1991-07-31 1995-04-21 Himont Inc Procedimento per la preparazione di polietilene lineare a bassa densita'
CA2102542A1 (en) * 1992-11-12 1994-05-13 Thaddeus W. Klimek Gas-phase process for producing copolymer of propylene and ethylene and polyolefin films made therefrom
TW493215B (en) * 1997-11-06 2002-07-01 Applied Materials Inc Method and apparatus for reducing thermal gradients within a ceramic wafer support pedestal

Similar Documents

Publication Publication Date Title
RU93045695A (ru) Способ газофазной полимеризации олефинов и аппарат для его осуществления
NO932239D0 (no) Fremgangsmaate og apparatur for gasssfasepolyerisasjon av olefiner
CA2207080A1 (en) Method for feeding a liquid catalyst to a fluidized bed polymerization reactor
EP0229368A3 (en) Use of anti-statics to prevent the formation of deposits during manufacture of ethylen polymers in a gas-phase reactor
CA2200428A1 (en) Process and apparatus for the gas-phase polymerization of alpha-olefins
BR9304244A (pt) Processo para produzir polímero em uma reação de polimerização em fase gasosa e processo para produzir polímero a partir de monômero em um reator de leito fluidificado
TW357152B (en) Process for polymerising olefin in gas phase
CA2155236A1 (en) Gas phase polymerization process
ATE97670T1 (de) Vermeidung von farbigen verunreinigungen bei der herstellung von ultrahochmolekularen ethylenpolymerisaten mittels eines titan enthaltenden katalysatorsystems.
RU95119855A (ru) НЕПРЕРЫВНЫЙ СПОСОБ ГАЗОФАЗНОЙ ПОЛИМЕРИЗАЦИИ α- ОЛЕФИНОВ
GR3036172T3 (en) Process and catalyst for producing syndiotactic polymers.
ZA896141B (en) Preparation of propylene/ethylene polymers of the toughened polypropylene type
EP0232701A3 (en) Use of anti-statics to prevent the formation of deposits during the manufacture of polyethylene of ultra-high molecular weight in a gas-phase reactor
FI960854A (fi) Menetelmä olefiinien polymeroimiseksi kaasufaasissa
CA2050422A1 (en) Gas phase polymerisation process
CA2160876A1 (en) Process for the gas phase polymerization of .alpha.-olefins
IT1262948B (it) Processo per la polimerizzazione in fase gas delle olefine
Gautier Process for the preparation of polymers of carbon monoxide with olefinically unsaturated compounds
IT1262951B (it) Procedimento e apparecchiatura per la preparazione di (co)polimeri olefinici ad ampia distribuzione di pesi molecolari