ZA200810176B - Method and apparatus for controlling static charge in polyolefin reactors - Google Patents
Method and apparatus for controlling static charge in polyolefin reactorsInfo
- 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
Links
- 230000003068 static effect Effects 0.000 title abstract 6
- 229920000098 polyolefin Polymers 0.000 title abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 239000012968 metallocene catalyst Substances 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 1
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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
-
- 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
-
- 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
-
- 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
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00191—Control algorithm
- B01J2219/00193—Sensing a parameter
- B01J2219/00195—Sensing a parameter of the reaction system
- B01J2219/002—Sensing a parameter of the reaction system inside 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00191—Control algorithm
- B01J2219/00211—Control algorithm comparing a sensed parameter with a pre-set value
- B01J2219/00213—Fixed parameter value
-
- 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
- B01J2219/00191—Control algorithm
- B01J2219/00222—Control algorithm taking actions
- B01J2219/00227—Control algorithm taking actions modifying the operating conditions
- B01J2219/00229—Control algorithm taking actions modifying the operating conditions of the reaction system
- B01J2219/00231—Control algorithm taking actions modifying the operating conditions of the reaction system at the reactor inlet
-
- 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
- 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
- C08F2410/02—Anti-static agent incorporated into the catalyst
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; 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
- C08F4/60—Metals; 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
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
-
- 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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; 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
- C08F4/60—Metals; 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
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/6592—Component 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
- C08F4/65922—Component 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
- C08F4/65925—Component 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
-
- 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)
- 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)
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) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| WO2025111109A1 (en) | 2023-11-21 | 2025-05-30 | ExxonMobil Technology and Engineering Company | Gas phase fluidized bed reactor product discharge system |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3015587A1 (de) | 1980-04-23 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von acylcyaniden |
| US4532311A (en) * | 1981-03-26 | 1985-07-30 | Union Carbide Corporation | Process for reducing sheeting during polymerization of alpha-olefins |
| US4855370A (en) * | 1986-10-01 | 1989-08-08 | Union Carbide Corporation | Method for reducing sheeting during polymerization of alpha-olefins |
| US4803251A (en) | 1987-11-04 | 1989-02-07 | Union Carbide Corporation | Method for reducing sheeting during polymerization of alpha-olefins |
| US5436304A (en) * | 1992-03-19 | 1995-07-25 | Exxon Chemical Patents Inc. | Process for polymerizing monomers in fluidized beds |
| DE69311524T2 (de) * | 1992-12-29 | 1998-02-05 | Nippon Petrochemicals Co Ltd | Verfahren zur Alpha-Olefin-Polymerisation in der Dampfphase |
| KR100190268B1 (ko) * | 1993-04-26 | 1999-06-01 | 에인혼 해롤드 | 유동상에서 단량체를 중합시키는 방법 |
| US5391657A (en) * | 1993-09-27 | 1995-02-21 | Union Carbide Chemicals & Plastics Technology Corporaton | Method for reducing sheeting and static charges during polymerization of ethylene polymers |
| CZ170897A3 (en) * | 1996-06-06 | 1997-12-17 | Union Carbide Chem Plastic | Control of static charge in the course of polymerization process during which metallocene catalyst is used |
| US6008662A (en) * | 1996-10-31 | 1999-12-28 | Oxford Instruments America, Inc. | Apparatus and method for measuring conditions in fluidized beds |
| WO1999061485A1 (en) * | 1998-05-28 | 1999-12-02 | Bp Chemicals Limited | Process for early detection of reactor fouling in gas phase polymerisation |
| TW475934B (en) * | 1998-06-27 | 2002-02-11 | Basell Technology Co Bv | Process for the production of Α-olefin polymer |
| SG93864A1 (en) | 1999-12-10 | 2003-01-21 | Sumitomo Chemical Co | Method and apparatus for detecting agglomerates |
| US6482903B1 (en) | 1999-12-15 | 2002-11-19 | Univation Technologies, Llc | Method for preparing a supported catalyst system and its use in a polymerization process |
| US6548610B2 (en) * | 2000-10-06 | 2003-04-15 | Univation Technologies, Llc | Method and apparatus for reducing static charges during polymerization of olefin polymers |
| US6914027B2 (en) * | 2000-12-01 | 2005-07-05 | Univation Technologies, Llc | Polymerization reactor operability using static charge modifier agents |
| US20050148742A1 (en) * | 2004-01-02 | 2005-07-07 | Hagerty Robert O. | Method for controlling sheeting in gas phase reactors |
-
2007
- 2007-07-13 AU AU2007279379A patent/AU2007279379A1/en not_active Abandoned
- 2007-07-13 JP JP2009522770A patent/JP2009545647A/ja active Pending
- 2007-07-13 BR BRPI0713950A patent/BRPI0713950B1/pt active IP Right Grant
- 2007-07-13 MX MX2008016200A patent/MX2008016200A/es unknown
- 2007-07-13 CN CN2007800219360A patent/CN101627060B/zh active Active
- 2007-07-13 WO PCT/US2007/016048 patent/WO2008016478A2/en not_active Ceased
- 2007-07-13 CA CA002654433A patent/CA2654433A1/en not_active Abandoned
- 2007-07-13 KR KR1020087031877A patent/KR20090035665A/ko not_active Withdrawn
- 2007-07-13 US US11/827,685 patent/US7799876B2/en active Active
- 2007-07-13 EP EP07796859A patent/EP2084194B1/en active Active
- 2007-07-13 RU RU2008152781/04A patent/RU2441027C2/ru active
- 2007-07-13 AT AT07796859T patent/ATE509963T1/de not_active IP Right Cessation
-
2008
- 2008-11-28 ZA ZA200810176A patent/ZA200810176B/xx unknown
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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