BRPI0907507A2 - Processo para polimerizar uma ou mais olefinas em um reator de leito fluidizado, e, método para prevenir ou reduzir aglomeração e/ou acúmulo de polímeros sobre ou ao redor de uma grade de distribuição de gás em um reator de leito fluidizado - Google Patents

Processo para polimerizar uma ou mais olefinas em um reator de leito fluidizado, e, método para prevenir ou reduzir aglomeração e/ou acúmulo de polímeros sobre ou ao redor de uma grade de distribuição de gás em um reator de leito fluidizado

Info

Publication number
BRPI0907507A2
BRPI0907507A2 BRPI0907507-0A BRPI0907507A BRPI0907507A2 BR PI0907507 A2 BRPI0907507 A2 BR PI0907507A2 BR PI0907507 A BRPI0907507 A BR PI0907507A BR PI0907507 A2 BRPI0907507 A2 BR PI0907507A2
Authority
BR
Brazil
Prior art keywords
fluidized bed
bed reactor
olefins
polymerizing
accumulation
Prior art date
Application number
BRPI0907507-0A
Other languages
English (en)
Inventor
Larry Allen Noble
Original Assignee
Westlake Longview Corp
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 Westlake Longview Corp filed Critical Westlake Longview Corp
Publication of BRPI0907507A2 publication Critical patent/BRPI0907507A2/pt
Publication of BRPI0907507B1 publication Critical patent/BRPI0907507B1/pt

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
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
BRPI0907507A 2008-02-27 2009-01-27 processo para polimerizar uma ou mais olefinas em um reator de leito fluidizado, e, uso de esferas de limpeza BRPI0907507B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/038,549 US8129482B2 (en) 2008-02-27 2008-02-27 Method of preventing or reducing polymer agglomeration on grid in fluidized-bed reactors
PCT/US2009/032077 WO2009108434A1 (en) 2008-02-27 2009-01-27 Method of preventing or reducing polymer agglomeration on grid in fluidized-bed reactors

Publications (2)

Publication Number Publication Date
BRPI0907507A2 true BRPI0907507A2 (pt) 2015-07-21
BRPI0907507B1 BRPI0907507B1 (pt) 2019-01-02

Family

ID=40428216

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0907507A BRPI0907507B1 (pt) 2008-02-27 2009-01-27 processo para polimerizar uma ou mais olefinas em um reator de leito fluidizado, e, uso de esferas de limpeza

Country Status (7)

Country Link
US (1) US8129482B2 (pt)
EP (1) EP2247625B1 (pt)
JP (1) JP5567504B2 (pt)
KR (1) KR101417203B1 (pt)
CN (1) CN101959902B (pt)
BR (1) BRPI0907507B1 (pt)
WO (1) WO2009108434A1 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9438181B1 (en) 2015-07-21 2016-09-06 Rockford Corporation Amplification of signals output from bridge-tied load audio amplifiers

Family Cites Families (39)

* Cited by examiner, † Cited by third party
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JPS55106536A (en) 1979-02-13 1980-08-15 Hitachi Ltd Fluidized bed reactor
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FR2495028A1 (fr) 1980-12-01 1982-06-04 Alsthom Atlantique Element de nettoyage et installation de nettoyage mettant en oeuvre cet element
JPS57132540A (en) * 1981-02-10 1982-08-16 Sochi Shikenjo Method and device for agitating and fluidizing material in fluidizing tank
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DE3213988A1 (de) 1982-04-16 1983-10-20 L. & C. Steinmüller GmbH, 5270 Gummersbach Verfahren zur reinigung von gasdurchstroemten waermetauschern
FR2581564B1 (fr) 1985-05-13 1993-05-07 Bp Chimie Sa Appareil a lit fluidise comportant une grille de fluidisation a plusieurs pentes
FR2594548B1 (fr) 1986-02-19 1989-05-19 Bp Chimie Sa Procede et dispositif pour detecter des anomalies dans un lit fluidise et application aux reacteurs a lit fluidise de polymerisation d'alphaolefines en phase gazeuse
JPS6320031A (ja) 1986-07-10 1988-01-27 Seiko Instr & Electronics Ltd 化学反応装置
FR2635470A1 (fr) 1988-08-19 1990-02-23 Charbonnages De France Dispositif d'alimentation en gaz de fluidisation des ouvertures d'une grille de support d'un lit de particules a fluidiser
US4956427A (en) 1988-12-23 1990-09-11 Union Carbide Chemicals And Plastics Company Inc. Process for reducing polymer build-up in polymerization equipment during polymerization of alpha-olefins
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NL8902738A (nl) 1989-11-06 1991-06-03 Kema Nv Werkwijze en inrichting voor het uitvoeren van chemische en/of fysische reacties.
JP2923383B2 (ja) 1991-10-01 1999-07-26 出光石油化学株式会社 スチレン系重合体の製造方法
US5200477A (en) 1991-02-22 1993-04-06 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers
US5374405A (en) 1991-07-12 1994-12-20 Inrad Rotating fluidized bed reactor with electromagnetic radiation source
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US6214903B1 (en) 1998-06-16 2001-04-10 Union Carbide Chemicals & Plastics Technology Corporation Post-reactor process for treating polymers prepared in a gas phase polymerization in the presence of an inert particulate material
WO2000015565A2 (en) 1998-09-11 2000-03-23 Toever J Wayne Van Fluidized radial flow bioreactor utilizing pellet media
FR2791983B1 (fr) 1999-04-12 2001-05-18 Bp Chemicals Snc Appareil et procede de polymerisation en phase gazeuse d'olefine
JP3860702B2 (ja) 2000-03-16 2006-12-20 株式会社プライムポリマー ポリオレフィンの製造方法および気相重合装置
FR2807758A1 (fr) 2000-04-13 2001-10-19 Bp Chemicals Snc Procede continu de (co)-polymerisation a lit fluidise
CN1114479C (zh) 2000-06-02 2003-07-16 清华大学 分隔式分布板双射流管射流流化床
DE10135318A1 (de) * 2001-07-19 2003-01-30 Bayer Ag Verfahren zum Entfernen von Ablagerungen an chemischen Reaktoren
CN1227157C (zh) * 2001-09-25 2005-11-16 三菱化学株式会社 硅石
AT411264B (de) 2002-02-14 2003-11-25 Voest Alpine Ind Anlagen Verteilerboden zur verteilung eines mit feinen feststoffpartikeln beladenen gases
US7244399B2 (en) 2002-04-26 2007-07-17 Foster Wheeler Energia Oy Grid construction for a fluidized bed reactor
US8124697B2 (en) * 2008-02-27 2012-02-28 Westlake Longview Corporation Method of preventing or reducing agglomeration on grid in fluidized-bed vessel

Also Published As

Publication number Publication date
US8129482B2 (en) 2012-03-06
EP2247625B1 (en) 2012-05-23
BRPI0907507B1 (pt) 2019-01-02
US20090215956A1 (en) 2009-08-27
CN101959902A (zh) 2011-01-26
KR101417203B1 (ko) 2014-07-08
WO2009108434A1 (en) 2009-09-03
JP5567504B2 (ja) 2014-08-06
KR20100123701A (ko) 2010-11-24
JP2011514924A (ja) 2011-05-12
EP2247625A1 (en) 2010-11-10
CN101959902B (zh) 2013-12-25

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 27/01/2009, OBSERVADAS AS CONDICOES LEGAIS.