ES2183395T3 - Procedimiento mejorado de polimerizacion en lecho fluidizado en fase gaseosa utilizando un limpiador por sonidos con diseño y funcionamiento optimos. - Google Patents
Procedimiento mejorado de polimerizacion en lecho fluidizado en fase gaseosa utilizando un limpiador por sonidos con diseño y funcionamiento optimos.Info
- Publication number
- ES2183395T3 ES2183395T3 ES98935693T ES98935693T ES2183395T3 ES 2183395 T3 ES2183395 T3 ES 2183395T3 ES 98935693 T ES98935693 T ES 98935693T ES 98935693 T ES98935693 T ES 98935693T ES 2183395 T3 ES2183395 T3 ES 2183395T3
- Authority
- ES
- Spain
- Prior art keywords
- optimal design
- gaseous phase
- polymerization procedure
- improved polymerization
- fluidized milk
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000006116 polymerization reaction Methods 0.000 title abstract 2
- 239000007792 gaseous phase Substances 0.000 title 1
- 239000008267 milk Substances 0.000 title 1
- 210000004080 milk Anatomy 0.000 title 1
- 235000013336 milk Nutrition 0.000 title 1
- 150000001336 alkenes Chemical class 0.000 abstract 1
- 150000001993 dienes Chemical class 0.000 abstract 1
- 238000004299 exfoliation Methods 0.000 abstract 1
- 238000004506 ultrasonic cleaning Methods 0.000 abstract 1
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
-
- 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
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/40—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed subjected to vibrations or pulsations
-
- 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
- C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
-
- 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
- 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
- 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
- C08F210/18—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers with non-conjugated dienes, e.g. EPT rubbers
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Cleaning In General (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
Se describe un procedimiento mejorado para la polimerización de olefinas y/o de diolefinas, utilizando dispositivos de limpieza con ultrasonidos que presentan un diseño y funcionamiento óptimos para eliminar o reducir el ensuciamiento o exfoliación del reactor.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/893,953 US5912309A (en) | 1997-07-16 | 1997-07-16 | Gas phase fluidized bed polymerization process using sonic cleaner with optimum design and operation |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2183395T3 true ES2183395T3 (es) | 2003-03-16 |
Family
ID=25402397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES98935693T Expired - Lifetime ES2183395T3 (es) | 1997-07-16 | 1998-07-15 | Procedimiento mejorado de polimerizacion en lecho fluidizado en fase gaseosa utilizando un limpiador por sonidos con diseño y funcionamiento optimos. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5912309A (es) |
EP (1) | EP0996645B1 (es) |
JP (1) | JP3602439B2 (es) |
AT (1) | ATE223930T1 (es) |
AU (1) | AU8488098A (es) |
BR (1) | BR9810903A (es) |
CA (1) | CA2296475C (es) |
DE (1) | DE69807891T2 (es) |
ES (1) | ES2183395T3 (es) |
WO (1) | WO1999003896A1 (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19744710A1 (de) * | 1997-10-10 | 1999-04-15 | Bayer Ag | Gasphasenpolymerisation in einem Kelchreaktor |
US7270791B2 (en) * | 2004-05-17 | 2007-09-18 | Univation Technologies, Llc | Angular flow distribution bottom head |
US20060130870A1 (en) * | 2004-12-21 | 2006-06-22 | Ping Cai | Method for sonic cleaning of reactor with reduced acoustic wave cancellation |
US6987152B1 (en) | 2005-01-11 | 2006-01-17 | Univation Technologies, Llc | Feed purification at ambient temperature |
TW200936564A (en) * | 2007-11-15 | 2009-09-01 | Univation Tech Llc | Methods for the removal of impurities from polymerization feed streams |
US8558041B2 (en) | 2009-10-09 | 2013-10-15 | Dow Global Technologies, Llc | Isothermal multitube reactors and processes incorporating the same |
ES2813282T3 (es) * | 2011-03-02 | 2021-03-23 | Borealis Ag | Conjunto de reactor de alto rendimiento para la polimerización de olefinas |
WO2013186214A1 (en) | 2012-06-15 | 2013-12-19 | Saudi Basic Industries Corporation | Gas phase polymerisation of ethylene |
CN111500312A (zh) * | 2020-05-13 | 2020-08-07 | 太原理工大学 | 一种高效保持催化剂活性的装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2671095B1 (fr) * | 1990-12-28 | 1994-08-05 | Naphtachimie Sa | Procede et four pour fabriquer sans depot des produits dans un tube. |
US5461123A (en) * | 1994-07-14 | 1995-10-24 | Union Carbide Chemicals & Plastics Technology Corporation | Gas phase fluidized bed polyolefin polymerization process using sound waves |
JPH10120716A (ja) * | 1996-08-27 | 1998-05-12 | Mitsui Chem Inc | 予備重合固体状触媒、その調製方法およびオレフィンの不均一系重合方法 |
-
1997
- 1997-07-16 US US08/893,953 patent/US5912309A/en not_active Expired - Fee Related
-
1998
- 1998-07-15 DE DE69807891T patent/DE69807891T2/de not_active Expired - Fee Related
- 1998-07-15 BR BR9810903-0A patent/BR9810903A/pt not_active Application Discontinuation
- 1998-07-15 AU AU84880/98A patent/AU8488098A/en not_active Abandoned
- 1998-07-15 WO PCT/US1998/014672 patent/WO1999003896A1/en active IP Right Grant
- 1998-07-15 JP JP2000503118A patent/JP3602439B2/ja not_active Expired - Fee Related
- 1998-07-15 AT AT98935693T patent/ATE223930T1/de not_active IP Right Cessation
- 1998-07-15 CA CA002296475A patent/CA2296475C/en not_active Expired - Fee Related
- 1998-07-15 ES ES98935693T patent/ES2183395T3/es not_active Expired - Lifetime
- 1998-07-15 EP EP98935693A patent/EP0996645B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3602439B2 (ja) | 2004-12-15 |
ATE223930T1 (de) | 2002-09-15 |
CA2296475C (en) | 2003-10-14 |
BR9810903A (pt) | 2000-09-26 |
WO1999003896A9 (en) | 1999-04-15 |
WO1999003896A1 (en) | 1999-01-28 |
AU8488098A (en) | 1999-02-10 |
EP0996645A1 (en) | 2000-05-03 |
DE69807891T2 (de) | 2003-04-30 |
JP2001510209A (ja) | 2001-07-31 |
DE69807891D1 (de) | 2002-10-17 |
EP0996645B1 (en) | 2002-09-11 |
CA2296475A1 (en) | 1999-01-28 |
US5912309A (en) | 1999-06-15 |
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