ATE174364T1 - Absorptionsverfahren zur verwerfung von reaktornebenprodukten und gewinnung von monomeren aus abgasströmen von olefinpolymerisationsverfahren - Google Patents

Absorptionsverfahren zur verwerfung von reaktornebenprodukten und gewinnung von monomeren aus abgasströmen von olefinpolymerisationsverfahren

Info

Publication number
ATE174364T1
ATE174364T1 AT96909528T AT96909528T ATE174364T1 AT E174364 T1 ATE174364 T1 AT E174364T1 AT 96909528 T AT96909528 T AT 96909528T AT 96909528 T AT96909528 T AT 96909528T AT E174364 T1 ATE174364 T1 AT E174364T1
Authority
AT
Austria
Prior art keywords
reactor
absorption
monomers
stream
byproduct
Prior art date
Application number
AT96909528T
Other languages
English (en)
Inventor
Yuv R Mehra
Robert H Stodghill
Original Assignee
Advanced Extraction Technol
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
Priority claimed from US08/398,349 external-priority patent/US5521264A/en
Application filed by Advanced Extraction Technol filed Critical Advanced Extraction Technol
Application granted granted Critical
Publication of ATE174364T1 publication Critical patent/ATE174364T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • 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
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/0035—Periodical feeding or evacuation
    • 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
    • C08F6/00—Post-polymerisation treatments
    • 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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/005—Removal of residual monomers by physical means from solid polymers
    • 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
    • B01J2208/00017—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
    • B01J2208/00292—Part of all of the reactants being heated or cooled outside the reactor while recycling involving reactant solids
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Combustion & Propulsion (AREA)
  • Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Gas Separation By Absorption (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT96909528T 1995-03-03 1996-02-26 Absorptionsverfahren zur verwerfung von reaktornebenprodukten und gewinnung von monomeren aus abgasströmen von olefinpolymerisationsverfahren ATE174364T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/398,349 US5521264A (en) 1995-03-03 1995-03-03 Gas phase olefin polymerization process with recovery of monomers from reactor vent gas by absorption
US08/591,314 US5681908A (en) 1995-03-03 1996-01-25 Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes

Publications (1)

Publication Number Publication Date
ATE174364T1 true ATE174364T1 (de) 1998-12-15

Family

ID=27016217

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96909528T ATE174364T1 (de) 1995-03-03 1996-02-26 Absorptionsverfahren zur verwerfung von reaktornebenprodukten und gewinnung von monomeren aus abgasströmen von olefinpolymerisationsverfahren

Country Status (10)

Country Link
US (1) US5681908A (de)
EP (1) EP0813567B1 (de)
JP (1) JPH11501317A (de)
KR (1) KR19980702777A (de)
CN (1) CN1066167C (de)
AT (1) ATE174364T1 (de)
AU (1) AU690445B2 (de)
CA (1) CA2214073C (de)
DE (1) DE69601126T2 (de)
WO (1) WO1996027634A1 (de)

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US7183364B2 (en) * 2002-12-20 2007-02-27 University Of Maryland, College Park Process for preparation of polyolefins via degenerative transfer polymerization
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US7868088B2 (en) * 2005-03-17 2011-01-11 University Of Maryland, College Park Methods for modulated degenerative transfer living polymerization and isotactic-atactic stereoblock and stereogradient poly(olefins) thereby
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KR102012535B1 (ko) 2011-12-30 2019-08-20 코너 스타 리미티드 실란의 정제를 위한 방법 및 시스템
EP2743278A1 (de) * 2012-12-11 2014-06-18 Basell Polyolefine GmbH Verfahren zur Entgasung und zur Zwischenlagerung von Polyolefinpartikeln, die aus der Olefinpolymerisation erhalten wurden
CN103520946B (zh) 2013-09-25 2015-11-25 杭州双安科技有限公司 用于在烯烃聚合物生产中回收排放气的系统和方法
US10808999B2 (en) * 2014-09-30 2020-10-20 Dow Global Technologies Llc Process for increasing ethylene and propylene yield from a propylene plant
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SG11201901027WA (en) * 2016-08-11 2019-03-28 Versalis Spa Process for the purification of the solvent deriving from the production of elastomeric blends
CN108883343A (zh) * 2017-07-26 2018-11-23 深圳市宏事达能源科技有限公司 一种气体分馏装置
CN111356703B (zh) * 2017-11-17 2022-05-03 埃克森美孚化学专利公司 气相烯烃聚合方法
CA3079922C (en) * 2017-12-04 2022-12-06 Borealis Ag A method of recovering olefins in a solution polymerisation process
WO2019110315A1 (en) * 2017-12-04 2019-06-13 Borealis Ag A method of recovering olefins in a solution polymerisation process
KR102383417B1 (ko) 2018-12-10 2022-04-07 주식회사 엘지화학 에틸렌 올리고머화 반응 생성물의 분리방법
WO2020260021A1 (en) * 2019-06-24 2020-12-30 Borealis Ag Process for preparing polypropylene with improved recovery
CN111659149B (zh) * 2020-06-16 2021-10-08 上海化工研究院有限公司 精馏塔、精馏系统及其用途
CN111912170A (zh) * 2020-07-24 2020-11-10 北方华锦化学工业股份有限公司 一种高密度聚乙烯装置驰放气回收综合利用的方法
WO2022050788A1 (ko) * 2020-09-07 2022-03-10 주식회사 엘지화학 올리고머 제조방법
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Also Published As

Publication number Publication date
KR19980702777A (ko) 1998-08-05
US5681908A (en) 1997-10-28
JPH11501317A (ja) 1999-02-02
CN1066167C (zh) 2001-05-23
EP0813567B1 (de) 1998-12-09
MX9706673A (es) 1998-06-30
EP0813567A1 (de) 1997-12-29
CN1182443A (zh) 1998-05-20
AU5298996A (en) 1996-09-23
CA2214073A1 (en) 1996-09-12
CA2214073C (en) 2001-12-18
AU690445B2 (en) 1998-04-23
WO1996027634A1 (en) 1996-09-12
DE69601126D1 (de) 1999-01-21
DE69601126T2 (de) 1999-07-22

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