ATE170535T1 - Verbessertes gasphasenwirbelschichtbettverfahren zur polymerisation von olefinen unter benutzung akustischer wellen - Google Patents

Verbessertes gasphasenwirbelschichtbettverfahren zur polymerisation von olefinen unter benutzung akustischer wellen

Info

Publication number
ATE170535T1
ATE170535T1 AT95304918T AT95304918T ATE170535T1 AT E170535 T1 ATE170535 T1 AT E170535T1 AT 95304918 T AT95304918 T AT 95304918T AT 95304918 T AT95304918 T AT 95304918T AT E170535 T1 ATE170535 T1 AT E170535T1
Authority
AT
Austria
Prior art keywords
gas phase
fluid bed
acoustic waves
phase fluid
bed process
Prior art date
Application number
AT95304918T
Other languages
English (en)
Inventor
Gyung-Ho Song
Kiu Hee Lee
Roger Brady Painter
Original Assignee
Union Carbide Chem Plastic
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 Union Carbide Chem Plastic filed Critical Union Carbide Chem Plastic
Application granted granted Critical
Publication of ATE170535T1 publication Critical patent/ATE170535T1/de

Links

Classifications

    • 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
    • B01J8/1809—Controlling processes
    • 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
    • B01J8/40—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 fluidised bed subjected to vibrations or pulsations
    • 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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00245—Avoiding undesirable reactions or side-effects
    • B01J2219/00247—Fouling of the reactor or the process equipment
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00245—Avoiding undesirable reactions or side-effects
    • B01J2219/00254—Formation of unwanted polymer, such as "pop-corn"
    • 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)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT95304918T 1994-07-14 1995-07-13 Verbessertes gasphasenwirbelschichtbettverfahren zur polymerisation von olefinen unter benutzung akustischer wellen ATE170535T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/274,840 US5461123A (en) 1994-07-14 1994-07-14 Gas phase fluidized bed polyolefin polymerization process using sound waves

Publications (1)

Publication Number Publication Date
ATE170535T1 true ATE170535T1 (de) 1998-09-15

Family

ID=23049819

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95304918T ATE170535T1 (de) 1994-07-14 1995-07-13 Verbessertes gasphasenwirbelschichtbettverfahren zur polymerisation von olefinen unter benutzung akustischer wellen

Country Status (9)

Country Link
US (1) US5461123A (de)
EP (1) EP0692500B1 (de)
JP (1) JP2978091B2 (de)
AT (1) ATE170535T1 (de)
AU (1) AU686383B2 (de)
BR (1) BR9503324A (de)
CA (1) CA2153916C (de)
DE (1) DE69504438T2 (de)
ES (1) ES2121299T3 (de)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5969061A (en) * 1995-10-16 1999-10-19 Eastman Chemical Company Suppression of fines in a fluid bed polyethylene process
US5866661A (en) * 1996-12-13 1999-02-02 Phillips Petroleum Company Ethylene polymerization processes and products thereof
FR2757784B1 (fr) * 1996-12-27 1999-01-29 Bp Chemicals Snc Procede de traitement au moyen de vibrations de la paroi d'un reacteur a lit fluidise de polymerisation en phase gazeuse
WO1999003901A1 (en) * 1997-07-16 1999-01-28 Union Carbide Chemicals & Plastics Technology Corporation Low bed-level transition, start-up, and reactor residence time control using sound waves
US5912309A (en) * 1997-07-16 1999-06-15 Union Carbide Chemicals & Plastics Technology Corporation Gas phase fluidized bed polymerization process using sonic cleaner with optimum design and operation
DE19744710A1 (de) * 1997-10-10 1999-04-15 Bayer Ag Gasphasenpolymerisation in einem Kelchreaktor
US6977283B1 (en) 1998-04-07 2005-12-20 Exxonmobil Chemical Patents Inc. Polymerization process
TW475934B (en) 1998-06-27 2002-02-11 Basell Technology Co Bv Process for the production of Α-olefin polymer
EP1098934A1 (de) 1998-07-01 2001-05-16 Exxon Chemical Patents Inc. Elastische mischung mit kristallpolymeren und kristallisierbaren polymeren des propens
US7354880B2 (en) * 1998-07-10 2008-04-08 Univation Technologies, Llc Catalyst composition and methods for its preparation and use in a polymerization process
EP1159320B1 (de) 1998-11-02 2011-01-12 Dow Global Technologies Inc. Unter scherwirkung verflüssigbare ethylen/alpha-olefin/dien polymere und ihre herstellung
AU2035400A (en) * 1998-12-02 2000-06-19 Union Carbide Chemicals & Plastics Technology Corporation Process to improve reactor operation
US6359083B1 (en) 2000-05-02 2002-03-19 Eastman Chemical Company Olefin polymerization process
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
JP2002265507A (ja) 2001-03-09 2002-09-18 Sumitomo Chem Co Ltd オレフィンの気相流動床式重合反応におけるシーティング防止
JP5156167B2 (ja) 2001-04-12 2013-03-06 エクソンモービル・ケミカル・パテンツ・インク プロピレン−エチレンポリマー及び製造法
WO2002098935A1 (de) * 2001-06-01 2002-12-12 Borealis Technology Oy COPOLYMERE VON $G(a)-OLEFINEN UND FUNKTIONELLEN MONOMEREN, DEREN HERSTELLUNG UND DEREN VERWENDUNG
US6927256B2 (en) 2001-11-06 2005-08-09 Dow Global Technologies Inc. Crystallization of polypropylene using a semi-crystalline, branched or coupled nucleating agent
EP1444276A1 (de) 2001-11-06 2004-08-11 Dow Global Technologies, Inc. Isotaktische propylencopolymere, ihre herstellung und ihre verwendung
US6914104B2 (en) * 2002-04-19 2005-07-05 Sumitomo Chemical Company, Limited Process for polymerization of α-olefin
US7579407B2 (en) 2002-11-05 2009-08-25 Dow Global Technologies Inc. Thermoplastic elastomer compositions
US7459500B2 (en) 2002-11-05 2008-12-02 Dow Global Technologies Inc. Thermoplastic elastomer compositions
WO2004094487A1 (en) * 2003-03-21 2004-11-04 Dow Global Technologies, Inc. Morphology controlled olefin polymerization process
US7834107B2 (en) 2003-04-03 2010-11-16 Basell Polyolefine Gmbh Preparation of polyolefins having high molecular weights in the presence of an organic transition metal compound in a gas-phase fluidized-bed reactor
EP2261268B1 (de) * 2003-09-23 2020-04-29 Dow Global Technologies LLC Äthylenpolymerisation mittels ziegler-natta-katalysatorzusammensetzungen
US20070073012A1 (en) * 2005-09-28 2007-03-29 Pannell Richard B Method for seed bed treatment before a polymerization reaction
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
DE602005013949D1 (de) * 2004-03-16 2009-05-28 Union Carbide Chem Plastic Oligomerisierung von ethylen mit aluminiumphosphat-geträgerten gruppe 6 metallamidkatalysatoren
BRPI0508161B1 (pt) 2004-03-17 2015-11-17 Dow Global Technologies Inc Composição, processo para preparar um homopolímero em multibloco de alto peso molecular e processo para preparar um copolímero em multibloco de alto peso molecular”
SG183749A1 (en) 2004-03-17 2012-09-27 Dow Global Technologies Llc Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation
AR048104A1 (es) 2004-03-17 2006-03-29 Dow Global Technologies Inc Composicion catalizadora que comprende un agente de enlace para la formacion de copolimeros superiores de olefina en bloques multiples
US20080051537A1 (en) * 2004-08-09 2008-02-28 Carnahan Edmund M Supported Bis(Hydroxylarylaryloxy) Catalysts For Manufacture Of Polymers
US20060130870A1 (en) * 2004-12-21 2006-06-22 Ping Cai Method for sonic cleaning of reactor with reduced acoustic wave cancellation
US6987152B1 (en) 2005-01-11 2006-01-17 Univation Technologies, Llc Feed purification at ambient temperature
ZA200708784B (en) 2005-03-17 2009-01-28 Dow Global Technologies Inc Catalyst composition comprising shuttling agent for tactic/atactic multi-block copolymer formation
ZA200708785B (en) * 2005-03-17 2009-01-28 Dow Global Technologies Inc Catalyst composition comprising shuttling agent for regio-irregular multi-block copolymer formation
US9410009B2 (en) 2005-03-17 2016-08-09 Dow Global Technologies Llc Catalyst composition comprising shuttling agent for tactic/ atactic multi-block copolymer formation
KR100668042B1 (ko) 2005-06-30 2007-01-15 서강대학교산학협력단 용융강도가 우수한 긴 곁가지를 갖는 폴리프로필렌 수지의 제조 방법
SG156614A1 (en) 2005-09-15 2009-11-26 Dow Global Technologies Inc Catalytic olefin block copolymers via polymerizable shuttling agent
AR058448A1 (es) 2005-09-15 2008-02-06 Dow Global Technologies Inc Control de arquitectura del polimero y distribucoin de peso molecular va el agente de transferencia multi- centrado
US20070270558A1 (en) * 2006-05-16 2007-11-22 Paul Keith Scherrer Pulsing olefin polymerization fluidized-bed reactors
US8450438B2 (en) 2006-05-17 2013-05-28 Dow Global Technologies, Llc High temperature polyethylene solution polymerization process
US7867868B2 (en) * 2007-03-02 2011-01-11 Applied Materials, Inc. Absorber layer candidates and techniques for application
US8420733B2 (en) * 2007-08-16 2013-04-16 Univation Technologies, Llc Continuity additives and their use in polymerization processes
TW200936564A (en) * 2007-11-15 2009-09-01 Univation Tech Llc Methods for the removal of impurities from polymerization feed streams
US8067509B2 (en) * 2008-04-22 2011-11-29 Univation Technologies, Llc Reactor systems and processes for using the same
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
CN102498133B (zh) 2009-07-29 2013-10-30 陶氏环球技术有限责任公司 双头基或多头基的链穿梭剂以及它们用于制备嵌段共聚物的用途
US8513367B2 (en) 2010-11-19 2013-08-20 Exxonmobil Research And Engineering Company Mitigation of elastomer reactor fouling using mechanical vibration
BR112013016116B1 (pt) 2010-12-22 2020-04-28 Univation Tech Llc processo de polimerização e sistema catalisador
KR101236645B1 (ko) 2010-12-31 2013-02-22 주식회사 효성 공정성이 우수한 연속식 파이프형 중합 반응 장치 및 이를 이용한 중합 방법
EP2610269A1 (de) 2011-12-28 2013-07-03 Saudi Basic Industries Corporation Katalysatorzusammensetzung und Herstellungsverfahren dafür
BR112016012502A2 (pt) 2013-12-09 2017-08-08 Univation Tech Llc Alimentar aditivos de polimerização para processos de polimerização
JP6832348B2 (ja) 2015-09-30 2021-02-24 ダウ グローバル テクノロジーズ エルエルシー 連鎖シャトリングに有用な多頭性または二頭性組成物、及びそれを調製するためのプロセス
US11174329B2 (en) 2016-09-30 2021-11-16 Dow Global Technologies Llc Multi- or dual-headed compositions useful for chain shuttling and process to prepare the same
WO2018064546A1 (en) 2016-09-30 2018-04-05 Dow Global Technologies Llc Capped multi- or dual-headed compositions useful for chain shuttling and process to prepare the same
JP7123040B2 (ja) 2016-09-30 2022-08-22 ダウ グローバル テクノロジーズ エルエルシー 連鎖シャトリングに有用な多頭または二頭組成物の調製方法
KR102648625B1 (ko) 2017-03-15 2024-03-19 다우 글로벌 테크놀로지스 엘엘씨 다중-블록 공중합체 형성을 위한 촉매 시스템
CN110603274B (zh) 2017-03-15 2022-09-30 陶氏环球技术有限责任公司 用于形成多嵌段共聚物的催化剂体系
BR112019019130B1 (pt) 2017-03-15 2023-03-28 Dow Global Technologies Llc Sistema catalisador de polimerização de olefina e processo para preparar um copolímero de múltiplos blocos
SG11201908306TA (en) 2017-03-15 2019-10-30 Dow Global Technologies Llc Catalyst system for multi-block copolymer formation
KR102631009B1 (ko) 2017-03-15 2024-01-30 다우 글로벌 테크놀로지스 엘엘씨 다중-블록 공중합체 형성을 위한 촉매 시스템
KR102513518B1 (ko) 2020-12-23 2023-03-22 디엘케미칼 주식회사 메탈로센 올레핀 중합 공정용 대전방지제를 이용한 올레핀 중합 방법

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7805006L (sv) * 1978-05-02 1979-11-03 Kockums Automation Sett vid sonikrensning
US4482687A (en) 1979-10-26 1984-11-13 Union Carbide Corporation Preparation of low-density ethylene copolymers in fluid bed reactor
US4405495A (en) 1980-06-30 1983-09-20 Union Carbide Corporation Catalyst impregnated on fine silica, process for preparing, and use for ethylene polymerization
FR2494814A1 (fr) * 1980-11-26 1982-05-28 Somafer Sa Ets Somalor Ferrari Procede de nettoyage des surfaces d'une installation, encrassees par des depots resultant de la combustion de matieres carbonees
US4668790A (en) 1981-12-23 1987-05-26 Ciba-Geigy Corporation Chromogenic dihydrofuropyridinones
AU1490183A (en) * 1982-07-19 1984-01-26 Babcock & Wilcox Co., The Cleaning drum-shaped filters
US4461651A (en) * 1983-02-08 1984-07-24 Foster Wheeler Limited Sonic cleaning device and method
US4508842A (en) 1983-03-29 1985-04-02 Union Carbide Corporation Ethylene polymerization using supported vanadium catalyst
JPS6079023A (ja) * 1983-10-05 1985-05-04 Kanegafuchi Chem Ind Co Ltd 新規な重合方法
SE458799B (sv) * 1983-12-02 1989-05-08 Insako Ab Saett och anordning foer foerbraenning av fluida braenslen
SE451115B (sv) 1985-01-16 1987-09-07 Ulveco Kockum Sonic Ab Anleggning for sotning av pannor eller liknande, innefattande ett flertal lagfrekvent ljud alstrande anordningar
US4849318A (en) * 1986-10-31 1989-07-18 Mita Industrial Co., Ltd. Processes for producing electrophotographic toner
US4803251A (en) * 1987-11-04 1989-02-07 Union Carbide Corporation Method for reducing sheeting during polymerization of alpha-olefins
US4994534A (en) 1989-09-28 1991-02-19 Union Carbide Chemicals And Plastics Company Inc. Process for producing sticky polymers
JPH03270730A (ja) * 1990-03-19 1991-12-02 Sanyo Chem Ind Ltd 化学反応方法
US5187246A (en) 1990-06-26 1993-02-16 Union Carbide Chemicals & Plastics Technology Corporation Process for making epr resins
US5162463A (en) 1990-12-10 1992-11-10 Union Carbide Chemicals & Plastics Technology Corporation Method for producing sticky polymers
US5137994A (en) 1991-05-23 1992-08-11 Union Carbide Chemicals & Plastics Technology Corporation Process for the simultaneous trimerization and copolymerization of ethylene
US5194526A (en) 1992-07-30 1993-03-16 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers

Also Published As

Publication number Publication date
JPH08169915A (ja) 1996-07-02
EP0692500B1 (de) 1998-09-02
DE69504438T2 (de) 1999-01-14
AU2498195A (en) 1996-01-25
US5461123A (en) 1995-10-24
CA2153916A1 (en) 1996-01-15
EP0692500A1 (de) 1996-01-17
JP2978091B2 (ja) 1999-11-15
BR9503324A (pt) 1996-04-30
DE69504438D1 (de) 1998-10-08
AU686383B2 (en) 1998-02-05
CA2153916C (en) 1997-12-23
ES2121299T3 (es) 1998-11-16

Similar Documents

Publication Publication Date Title
ATE170535T1 (de) Verbessertes gasphasenwirbelschichtbettverfahren zur polymerisation von olefinen unter benutzung akustischer wellen
DE69534668D1 (de) System zur harmonischen ultraschalldarstellung unter verwendung von mikrobläschen
IL115368A0 (en) An anharmonic acoustic resonator and a method for producing acoustic resonance
BR9503323A (pt) Processo aperfeiçoado para polimerização de uma ou mais poliolefinas
ATE162807T1 (de) Verfahren zur gasphasenpolymerisation von alpha- olefinen
CA2193882A1 (en) Polymerization catalyst systems, their production and use
CA2183102A1 (en) Polymerization catalyst systems, their production and use
ATE185821T1 (de) Verfahren zur polymerisation von monomeren in wirbelbetten
YU5400A (sh) Sistemi/uređaji za emitovanje zvuka
WO2003055976A3 (en) Apparatus and method for rapid disruption of cells or viruses
EP0815010A4 (de) Verfahren zum verpacken eines druck-oder vakuumempfindlichen produktes
CA2238972A1 (en) Low frequency underwater sound source
DE59703469D1 (de) Verfahren zur herstellung von polymerisaten von alkenen durch gasphasenpolymerisation
AU7784500A (en) Method for preparing halogenated hydrocarbons
TW355174B (en) A method for steering resonance frequencies of interfering oscillation modes in ultrasound sealing units
CA1065045A (en) Pulse-mode parametric transmitter
Shi et al. The interaction between a cylindrical acoustic cavity and a plate with various boundary conditions
HUP9600001A2 (en) Method for degasifying liquids by sound waves
MX9601981A (es) Sintesis macrosonica resonante.
MX9701924A (es) Proceso de polimerizacion.
WO2000044442A3 (en) An ultrasound system and methods utilizing same
Mraz et al. ACOUSTICS FERRET OUT FORGOTTEN LAND MINES.
ATE157891T1 (de) Schäumende zusammensetzung zur verminderung des drucks der stosswellen bei explosionen
DE3319630A1 (de) Membran fuer schallwandler, insbesondere lautsprecher
KR930013916A (ko) 압축기의 능동 진동제어장치

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee