AR048828A1 - Uso de un fraccionamiento instantaneo para mejorar el control del reactor - Google Patents

Uso de un fraccionamiento instantaneo para mejorar el control del reactor

Info

Publication number
AR048828A1
AR048828A1 ARP050101451A ARP050101451A AR048828A1 AR 048828 A1 AR048828 A1 AR 048828A1 AR P050101451 A ARP050101451 A AR P050101451A AR P050101451 A ARP050101451 A AR P050101451A AR 048828 A1 AR048828 A1 AR 048828A1
Authority
AR
Argentina
Prior art keywords
fractionation
instant
reactor control
polymerization
improve reactor
Prior art date
Application number
ARP050101451A
Other languages
English (en)
Original Assignee
Union Carbide Chem Plastic
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 Union Carbide Chem Plastic filed Critical Union Carbide Chem Plastic
Publication of AR048828A1 publication Critical patent/AR048828A1/es

Links

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
    • 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
    • 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
    • C08F2400/00—Characteristics for processes of polymerization
    • C08F2400/02—Control or adjustment of polymerization parameters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

Un método para fabricar una composicion polimérica que incluye la iniciacion de una reaccion de polimerizacion en un establecimiento inicial de parámetros de polimerizacion, determinar un fraccionamiento instantáneo de la menos una propiedad de una composicion polimérica intermedia, y ajustar el establecimiento inicial de los parámetros de la polimerizacion en base al fraccionamiento instantáneo de la al menos una propiedad para obtener una distribucion deseada de la al menos una propiedad en la composicion polimérica.
ARP050101451A 2004-04-13 2005-04-13 Uso de un fraccionamiento instantaneo para mejorar el control del reactor AR048828A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US56186104P 2004-04-13 2004-04-13

Publications (1)

Publication Number Publication Date
AR048828A1 true AR048828A1 (es) 2006-05-31

Family

ID=34965559

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP050101451A AR048828A1 (es) 2004-04-13 2005-04-13 Uso de un fraccionamiento instantaneo para mejorar el control del reactor

Country Status (3)

Country Link
US (1) US20050228150A1 (es)
AR (1) AR048828A1 (es)
WO (1) WO2005100417A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10155831B2 (en) 2013-09-05 2018-12-18 Univation Technologies, Llc Process control for long chain branching control in polyethylene production
WO2018064048A1 (en) * 2016-09-27 2018-04-05 Univation Technologies, Llc Method for long chain branching control in polyethylene production
US11459413B2 (en) * 2016-09-27 2022-10-04 Univation Technologies, Llc Process control for long chain branching control in polyethylene production
EP3774931B1 (en) * 2018-03-28 2024-03-27 Univation Technologies, LLC Controlling a polymerization reaction

Family Cites Families (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302565A (en) * 1978-03-31 1981-11-24 Union Carbide Corporation Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization
US4379759A (en) * 1979-02-16 1983-04-12 Union Carbide Corporation Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization
US5064797A (en) * 1987-04-03 1991-11-12 Phillips Petroleum Company Process for producing polyolefins and polyolefin catalysts
US5198400A (en) * 1987-05-20 1993-03-30 Quantum Chemical Corporation Mixed chromium catalysts and polymerizations utilizing same
US4918038A (en) * 1987-10-29 1990-04-17 Union Carbide Chemicals And Plastics Company Inc. Process for the production of polyethylene with a broad and/or bimodal molecular weight distribution
US5032562A (en) * 1989-12-27 1991-07-16 Mobil Oil Corporation Catalyst composition and process for polymerizing polymers having multimodal molecular weight distribution
US5237025A (en) * 1990-10-09 1993-08-17 Phillips Petroleum Company Process for making bimodal polyolefins using two independent particulate catalysts
US5260882A (en) * 1991-01-02 1993-11-09 Rohm And Haas Company Process for the estimation of physical and chemical properties of a proposed polymeric or copolymeric substance or material
US5332706A (en) * 1992-12-28 1994-07-26 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5946480A (en) * 1993-01-04 1999-08-31 Phillips Petroleum Company Method and apparatus for computer simulation of pentane isomerization reactions
ES2141833T3 (es) * 1993-08-06 2000-04-01 Exxon Chemical Patents Inc Catalizadores de polimerizacion, su produccion y uso.
AU692192B2 (en) * 1993-10-21 1998-06-04 Mobil Oil Corporation Improved in situ resins of bimodal molecular weight distribution
US5666297A (en) * 1994-05-13 1997-09-09 Aspen Technology, Inc. Plant simulation and optimization software apparatus and method using dual execution models
US5687090A (en) * 1994-09-01 1997-11-11 Aspen Technology, Inc. Polymer component characterization method and process simulation apparatus
US5525678A (en) * 1994-09-22 1996-06-11 Mobil Oil Corporation Process for controlling the MWD of a broad/bimodal resin produced in a single reactor
BE1009406A3 (fr) * 1995-06-09 1997-03-04 Solvay Methode de regulation de procedes de synthese de produits chimiques.
US5627242A (en) * 1996-03-28 1997-05-06 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling gas phase fluidized bed polymerization reactor
US6110214A (en) * 1996-05-03 2000-08-29 Aspen Technology, Inc. Analyzer for modeling and optimizing maintenance operations
US5877954A (en) * 1996-05-03 1999-03-02 Aspen Technology, Inc. Hybrid linear-neural network process control
US5809490A (en) * 1996-05-03 1998-09-15 Aspen Technology Inc. Apparatus and method for selecting a working data set for model development
US6246972B1 (en) * 1996-08-23 2001-06-12 Aspen Technology, Inc. Analyzer for modeling and optimizing maintenance operations
US6041263A (en) * 1996-10-01 2000-03-21 Aspen Technology, Inc. Method and apparatus for simulating and optimizing a plant model
US5844054A (en) * 1997-03-21 1998-12-01 Samples; Paul Kevin Process control in the presence of chromium based catalysts
US6453308B1 (en) * 1997-10-01 2002-09-17 Aspen Technology, Inc. Non-linear dynamic predictive device
US6093211A (en) * 1998-04-09 2000-07-25 Aspen Technology, Inc. Polymer property distribution functions methodology and simulators
US6356857B1 (en) * 1998-08-17 2002-03-12 Aspen Technology, Inc. Sensor validation apparatus and method
US6381505B1 (en) * 1998-09-28 2002-04-30 Aspen Technology, Inc. Robust steady-state target calculation for model predictive control
BR0012952A (pt) * 1999-08-03 2002-04-30 Union Carbide Chem Plastic Método de detectar e corrigir desfluidificação local e canalização em reatores de leito fluidificado para polimerização
US6399722B1 (en) * 1999-12-01 2002-06-04 Univation Technologies, Llc Solution feed of multiple catalysts
US6462149B1 (en) * 2000-09-22 2002-10-08 Union Carbide Chemicals & Plastics Technology Corporation Control of resin split in single-reactor manufacture of bimodal polyolefins
US6365681B1 (en) * 2001-01-16 2002-04-02 Union Carbide Chemicals & Plastics Technology Corporation Preventing upsets in polymerization reactors
US6846884B2 (en) * 2002-09-27 2005-01-25 Union Carbide Chemicals & Plastics Technology Corporation Control of resin properties
US20040254309A1 (en) * 2003-05-16 2004-12-16 Parrish John R. Use of cumulative distributions to improve reactor control

Also Published As

Publication number Publication date
WO2005100417A1 (en) 2005-10-27
US20050228150A1 (en) 2005-10-13

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