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ZA200810176B - Method and apparatus for controlling static charge in polyolefin reactors - Google Patents

Method and apparatus for controlling static charge in polyolefin reactors

Info

Publication number
ZA200810176B
ZA200810176B ZA200810176A ZA200810176A ZA200810176B ZA 200810176 B ZA200810176 B ZA 200810176B ZA 200810176 A ZA200810176 A ZA 200810176A ZA 200810176 A ZA200810176 A ZA 200810176A ZA 200810176 B ZA200810176 B ZA 200810176B
Authority
ZA
South Africa
Prior art keywords
static
static charge
polyolefin
controlling static
polyolefin reactors
Prior art date
Application number
ZA200810176A
Other languages
English (en)
Inventor
Eric J Markel
Robert O Hagerty
David F Hussein
Michael E Muhle
Richard B Pannell
Original Assignee
Univation Tech Llc
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 Univation Tech Llc filed Critical Univation Tech Llc
Publication of ZA200810176B publication Critical patent/ZA200810176B/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1809Controlling processes
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05FSTATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
    • H05F3/00Carrying-off electrostatic charges
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006Controlling or regulating processes
    • B01J19/002Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/34Polymerisation in gaseous state
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00734Controlling static charge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00191Control algorithm
    • B01J2219/00193Sensing a parameter
    • B01J2219/00195Sensing a parameter of the reaction system
    • B01J2219/002Sensing a parameter of the reaction system inside the reactor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00191Control algorithm
    • B01J2219/00211Control algorithm comparing a sensed parameter with a pre-set value
    • B01J2219/00213Fixed parameter value
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00191Control algorithm
    • B01J2219/00222Control algorithm taking actions
    • B01J2219/00227Control algorithm taking actions modifying the operating conditions
    • B01J2219/00229Control algorithm taking actions modifying the operating conditions of the reaction system
    • B01J2219/00231Control algorithm taking actions modifying the operating conditions of the reaction system at the reactor inlet
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049Controlling or regulating processes
    • B01J2219/00245Avoiding undesirable reactions or side-effects
    • B01J2219/00254Formation of unwanted polymer, such as "pop-corn"
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2400/00Characteristics for processes of polymerization
    • C08F2400/02Control or adjustment of polymerization parameters
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2410/00Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
    • C08F2410/02Anti-static agent incorporated into the catalyst
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F4/00Polymerisation catalysts
    • C08F4/42Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62Refractory metals or compounds thereof
    • C08F4/64Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65925Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/901Monomer polymerized in vapor state in presence of transition metal containing catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (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)
ZA200810176A 2006-07-31 2008-11-28 Method and apparatus for controlling static charge in polyolefin reactors ZA200810176B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83439506P 2006-07-31 2006-07-31

Publications (1)

Publication Number Publication Date
ZA200810176B true ZA200810176B (en) 2009-11-25

Family

ID=37591830

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200810176A ZA200810176B (en) 2006-07-31 2008-11-28 Method and apparatus for controlling static charge in polyolefin reactors

Country Status (13)

Country Link
US (1) US7799876B2 (ru)
EP (1) EP2084194B1 (ru)
JP (1) JP2009545647A (ru)
KR (1) KR20090035665A (ru)
CN (1) CN101627060B (ru)
AT (1) ATE509963T1 (ru)
AU (1) AU2007279379A1 (ru)
BR (1) BRPI0713950B1 (ru)
CA (1) CA2654433A1 (ru)
MX (1) MX2008016200A (ru)
RU (1) RU2441027C2 (ru)
WO (1) WO2008016478A2 (ru)
ZA (1) ZA200810176B (ru)

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RU2486953C2 (ru) 2008-04-22 2013-07-10 Юнивейшн Текнолоджиз, Ллк Реакторная система и способ ее использования
JP5661645B2 (ja) 2009-01-08 2015-01-28 ユニベーション・テクノロジーズ・エルエルシー ポリオレフィン重合プロセス用の添加剤
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
US8441250B2 (en) * 2009-05-18 2013-05-14 Univation Technologies, Llc Method and apparatus for monitoring electrical properties of polymerization reactor wall film
EP2459603B1 (en) 2009-07-28 2014-07-02 Univation Technologies, LLC Polymerization process using a supported constrained geometry catalyst
BR112012005542B1 (pt) * 2009-09-11 2019-08-20 Basell Poliolefine Italia S.R.L Processo para polimerização em fase gasosa de olefinas
BR112012013675A2 (pt) 2009-12-07 2016-04-19 Univation Tech Llc métodos para a produção de carga estática de um catalisador e métodos para o uso do catalisador para produzir poliolefinas
EP2536767B1 (en) 2010-02-18 2015-05-06 Univation Technologies, LLC Methods for operating a polymerization reactor
CN102939150B (zh) * 2010-05-28 2014-11-26 尤尼威蒂恩技术有限责任公司 监视和恢复聚合反应器壁膜的电气性质的方法和装置
WO2012009216A1 (en) * 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring particle accumulation on reactor surfaces
WO2012009215A1 (en) * 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
WO2012087560A1 (en) 2010-12-22 2012-06-28 Univation Technologies, Llc Additive for polyolefin polymerization processes
US9360453B2 (en) 2012-12-28 2016-06-07 Exxonmobil Research And Engineering Company Instruments for monitoring electrostatic phenomena in reactors
WO2014106039A2 (en) * 2012-12-28 2014-07-03 Exxonmobil Research And Engineering Company Methods for processing and interpreting signals from static and acoustic probes in fluidized bed reactor systems
WO2014106078A2 (en) * 2012-12-28 2014-07-03 Exxonmobil Research And Engineering Company Instruments for monitoring electrostatic phenomena in reactors
US9433914B2 (en) 2013-12-20 2016-09-06 Chevron Phillips Chemical Company, Lp Polyolefin reactor system having a gas phase reactor
CN104159385B (zh) * 2014-07-04 2016-07-27 中国石油化工股份有限公司 一种聚乙烯反应器的静电消除方法
EP3280742B1 (en) 2015-04-08 2019-02-20 Univation Technologies, LLC Closed reactor transitions between metallocene catalysts
KR102495590B1 (ko) * 2019-05-10 2023-02-06 웰이앤씨 주식회사 공정반응기의 정전기 제거장치
WO2020231109A1 (ko) * 2019-05-10 2020-11-19 웰이앤씨 주식회사 공정반응기의 정전기 제거장치
KR102513518B1 (ko) 2020-12-23 2023-03-22 디엘케미칼 주식회사 메탈로센 올레핀 중합 공정용 대전방지제를 이용한 올레핀 중합 방법
CN115576288B (zh) * 2022-10-28 2023-08-08 苏州米果新材料科技有限公司 一种过滤材料的生产控制方法和系统
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Also Published As

Publication number Publication date
EP2084194B1 (en) 2011-05-18
AU2007279379A1 (en) 2008-02-07
KR20090035665A (ko) 2009-04-10
RU2008152781A (ru) 2010-07-10
JP2009545647A (ja) 2009-12-24
WO2008016478A3 (en) 2009-07-23
MX2008016200A (es) 2009-01-20
ATE509963T1 (de) 2011-06-15
CN101627060B (zh) 2011-11-30
CA2654433A1 (en) 2008-02-07
EP2084194A2 (en) 2009-08-05
US7799876B2 (en) 2010-09-21
CN101627060A (zh) 2010-01-13
WO2008016478A2 (en) 2008-02-07
US20080027185A1 (en) 2008-01-31
BRPI0713950A2 (pt) 2012-12-04
BRPI0713950B1 (pt) 2018-05-08
RU2441027C2 (ru) 2012-01-27

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