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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    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • 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
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/34—Polymerisation in gaseous state
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/54—Contact arrangements
    • H01H50/548—Contact arrangements for miniaturised relays
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00256—Controlling 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
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00265—Part of all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2208/00274—Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00734—Controlling static charge
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00743—Feeding or discharging of solids
    • B01J2208/00761—Discharging
    • 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"
    • 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
    • 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
    • C08F2400/00—Characteristics for processes of polymerization
    • C08F2400/02—Control or adjustment of polymerization parameters
    • 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
    • C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
    • C08F2410/01—Additive used together with the catalyst, excluding compounds containing Al or B
    • 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
    • C08F2410/00—Features related to the catalyst preparation, the catalyst use or to the deactivation of the catalyst
    • C08F2410/02—Anti-static agent incorporated into the catalyst
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H01H1/2075—T-shaped bridge; bridging contact has lateral arm for mounting resiliently or on a pivot
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H01H1/2083—Bridging contact surfaces directed at an oblique angle with respect to the movement of the bridge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/38—Auxiliary contacts on to which the arc is transferred from the main contacts

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (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)

Applications Claiming Priority (4)

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

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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)
MY (1) MY143204A (ru)
RU (1) RU2348650C2 (ru)
TW (1) TW200530275A (ru)
WO (1) WO2005068507A1 (ru)

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