RU2006127647A - Способ устранения образования отложений в газофазных реакторах - Google Patents

Способ устранения образования отложений в газофазных реакторах Download PDF

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RU2006127647A
RU2006127647A RU2006127647/04A RU2006127647A RU2006127647A RU 2006127647 A RU2006127647 A RU 2006127647A RU 2006127647/04 A RU2006127647/04 A RU 2006127647/04A RU 2006127647 A RU2006127647 A RU 2006127647A RU 2006127647 A RU2006127647 A RU 2006127647A
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stabilizing
additive
work
mixture
catalyst
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RU2006127647/04A
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RU2348650C2 (ru
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Роберт О. ХАДЖЕРТИ (US)
Роберт О. ХАДЖЕРТИ
Майкл Э. МУЛЕ (US)
Майкл Э. МУЛЕ
Агапиос К. АГАПИОУ (US)
Агапиос К. АГАПИОУ
Чии КУО (US)
Чии КУО
Марк Г. ГУДИ (US)
Марк Г. ГУДИ
Дейвид Ф. ХУССЕЙН (US)
Дейвид Ф. ХУССЕЙН
Ричард ПАННЕЛЛ (US)
Ричард ПАННЕЛЛ
Джон Ф. ШУЛЬ (US)
Джон Ф. ШУЛЬ
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Юнивейшн Технолоджиз, Ллс (Us)
Юнивейшн Технолоджиз, Ллс
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    • 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
    • C08F2/01Processes of polymerisation characterised by special features of the polymerisation apparatus used
    • 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
    • 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
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    • 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
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    • 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
    • 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
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00Details of electromagnetic relays
    • H01H50/54Contact arrangements
    • H01H50/548Contact arrangements for miniaturised relays
    • 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
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00168Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00256Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles in a heat exchanger for the heat exchange medium separate from 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
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008Controlling the process
    • B01J2208/00017Controlling the temperature
    • B01J2208/00106Controlling the temperature by indirect heat exchange
    • B01J2208/00265Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00274Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
    • 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
    • B01J2208/00Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00743Feeding or discharging of solids
    • B01J2208/00761Discharging
    • 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
    • C08F210/00Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • 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
    • C08F2410/01Additive used together with the catalyst, excluding compounds containing Al or B
    • 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
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/12Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20Bridging contacts
    • H01H1/2075T-shaped bridge; bridging contact has lateral arm for mounting resiliently or on a pivot
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/12Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20Bridging contacts
    • H01H1/2083Bridging contact surfaces directed at an oblique angle with respect to the movement of the bridge
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/38Auxiliary contacts on to which the arc is transferred from the main contacts

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

Claims (15)

1. Способ введения в реакторную систему по меньшей мере одной стабилизирующей работу добавки в количестве, которое предотвращает или устраняет образование отложений полимера, получаемого реакцией полимеризации по меньшей мере одного олефина, где реакцию полимеризации проводят в реакторной системе, которая включает реактор с псевдоожиженным слоем, зону уноса, средство подачи катализатора для введения каталитической системы, способной образовывать полимер, по меньшей мере одно средство подачи стабилизирующей работу добавки для введения по меньшей мере одной стабилизирующей работу добавки независимо от каталитической смеси, средство мониторинга уровней электростатической активности в зоне уноса, включающий
(а) контактирование по меньшей мере одного олефина с каталитической системой в полимеризационных условиях в реакторе с псевдоожиженным слоем;
(б) введение в реакторную систему по меньшей мере одной стабилизирующей работу добавки в любой момент перед, во время или после начала реакции полимеризации;
(в) мониторинг уровней электростатической активности в зоне уноса; и
(г) регулирование количества по меньшей мере одной стабилизирующей работу добавки, введенной в реакторную систему для поддержания уровней электростатической активности в зоне уноса на нуле или вблизи него.
2. Способ по п.1, в котором каталитическая система включает металлоценовый или обычный катализатор с переходным металлом.
3. Способ по п.2, который включает газофазный процесс.
4. Способ по п.3, в котором полимер получают непрерывно.
5. Способ по п.4, в котором мономеры включают этилен или этилен и один или несколько альфа-олефинов.
6. Способ по п.5, в котором упомянутая каталитическая система включает металлоценовую каталитическую систему, в котором упомянутое средство определения уровней электростатической активности в зоне уноса включает один или несколько из по меньшей мере одного зонда для статического заряда рецикловой линии, по меньшей мере одного зонда кольцевого диска, по меньшей мере одного зонда для статического заряда распределительной плиты и по меньшей мере одного верхнего реакторного зонда для статического заряда.
7. Способ по п.6, в котором по меньшей мере одна стабилизирующая работу добавка включает одно или несколько соединений, выбранных из группы, включающей оксиалкилированные амины, соли карбоновых кислот, полисульфоны, полимерные полиамины, сульфоновые кислоты и их сочетания.
8. Способ по п.6, в котором по меньшей мере одна стабилизирующая работу добавка включает оксиэтилированный стеариламин.
9. Способ по п.6, в котором по меньшей мере одна стабилизирующая работу добавка включает стеарат алюминия.
10. Способ по п.6, в котором по меньшей мере одна стабилизирующая работу добавка включает олеат алюминия.
11. Способ по п.6, в котором по меньшей мере одна стабилизирующая работу добавка включает смесь 1-деценполисульфона, содержащегося в концентрации от 5 до 15 мас.% от упомянутой смеси, продукта взаимодействия N-(талловое масло)-1,3-диаминопропана и эпихлоргидрина, содержащегося в концентрации от 5 до 15 мас.% от упомянутой смеси, додецилбензолсульфоновой кислоты, содержащийся в концентрации от 5 до 15 мас.% смеси, и углеводородного растворителя в концентрации от 60 до 88 мас.% смеси.
12. Способ по п.6, в котором по меньшей мере одну стабилизирующую работу добавку вводят периодически.
13. Способ по п.6, в котором по меньшей мере одну стабилизирующую работу добавку вводят в виде суспензии в жидком углеводороде или в виде раствора в жидком углеводороде.
14. Способ по п.6, в котором по меньшей мере одна стабилизирующая работу добавка также содержится в каталитической смеси, которую вводят в реакторную систему с помощью средства подачи катализатора.
15. Способ по п.6, в котором количество по меньшей мере одной стабилизирующей работу добавки в реакторе с псевдоожиженным слоем поддерживают в концентрации от 1 до 50 част./млн в пересчете на массу полимера, получаемого в реакторе с псевдоожиженным слоем.
RU2006127647/04A 2004-01-02 2004-12-15 Способ устранения образования отложений в газофазных реакторах RU2348650C2 (ru)

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US53402604P 2004-01-02 2004-01-02
US60/534,026 2004-01-02
US11/011,421 2004-12-14
US11/011,421 US20050148742A1 (en) 2004-01-02 2004-12-14 Method for controlling sheeting in gas phase reactors

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US (1) US20050148742A1 (ru)
EP (1) EP1699830B1 (ru)
JP (1) JP5295501B2 (ru)
KR (1) KR101139201B1 (ru)
AR (1) AR047575A1 (ru)
AT (1) ATE471951T1 (ru)
AU (1) AU2004313933B2 (ru)
BR (1) BRPI0417918B1 (ru)
CA (1) CA2547342A1 (ru)
DE (1) DE602004027834D1 (ru)
ES (1) ES2347965T3 (ru)
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