SG65016A1 - Method of terminating gas phase polymerization of olefin method of initiating te polymerization and apparatus therefor - Google Patents

Method of terminating gas phase polymerization of olefin method of initiating te polymerization and apparatus therefor

Info

Publication number
SG65016A1
SG65016A1 SG1997003359A SG1997003359A SG65016A1 SG 65016 A1 SG65016 A1 SG 65016A1 SG 1997003359 A SG1997003359 A SG 1997003359A SG 1997003359 A SG1997003359 A SG 1997003359A SG 65016 A1 SG65016 A1 SG 65016A1
Authority
SG
Singapore
Prior art keywords
polymerization
initiating
gas phase
apparatus therefor
olefin
Prior art date
Application number
SG1997003359A
Other languages
English (en)
Inventor
Satoru Ohtani
Kenji Doi
Tomohiro Arase
Ryouichi Yamamoto
Original Assignee
Mitsui Chemicals Inc
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 Mitsui Chemicals Inc filed Critical Mitsui Chemicals Inc
Publication of SG65016A1 publication Critical patent/SG65016A1/en

Links

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
    • 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
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues
    • 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
    • B01J2208/00026—Controlling or regulating the heat exchange system
    • B01J2208/00035—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2208/0007—Pressure measurement
    • 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
    • B01J2208/00539—Pressure
    • 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
    • B01J2208/00619—Controlling the weight
    • 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
    • B01J2219/00272—Addition of reaction inhibitor
    • 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)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
SG1997003359A 1996-09-12 1997-09-11 Method of terminating gas phase polymerization of olefin method of initiating te polymerization and apparatus therefor SG65016A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP24168996 1996-09-12
JP17067097A JP3836219B2 (ja) 1996-09-12 1997-06-26 オレフィン気相重合の停止方法、オレフィン気相重合の開始方法およびオレフィンの気相重合装置

Publications (1)

Publication Number Publication Date
SG65016A1 true SG65016A1 (en) 1999-11-16

Family

ID=26493600

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1997003359A SG65016A1 (en) 1996-09-12 1997-09-11 Method of terminating gas phase polymerization of olefin method of initiating te polymerization and apparatus therefor

Country Status (9)

Country Link
US (1) US6013741A (fr)
EP (1) EP0829491A3 (fr)
JP (1) JP3836219B2 (fr)
KR (1) KR19980024374A (fr)
CN (1) CN1176257A (fr)
CA (1) CA2215269A1 (fr)
ID (1) ID19566A (fr)
SG (1) SG65016A1 (fr)
TW (1) TW350852B (fr)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2758823B1 (fr) * 1997-01-24 1999-06-04 Bp Chemicals Snc Procede de polymerisation en phase gazeuse
WO2000032652A1 (fr) * 1998-12-02 2000-06-08 Union Carbide Chemicals & Plastics Technology Corporation Procede pour ameliorer le fonctionnement d'un reacteur
JP2002532581A (ja) * 1998-12-17 2002-10-02 ユニベーション・テクノロジーズ・エルエルシー 触媒組成物及びその製造方法及び重合プロセスにおける使用
US6346584B1 (en) 1999-09-09 2002-02-12 Univation Technologies, Llc Catalyst modifiers and their use in the polymerization of olefins(s)
US6022946A (en) * 1998-12-23 2000-02-08 Union Carbide Chemicals & Plastics Technology Corporation Process for deactivation of polyolefin compositions utilizing carbon dioxide as a deactivation agent
SG82693A1 (en) * 1999-09-03 2001-08-21 Sumitomo Chemical Co Fluidized bed reactor for gas phase olefin polymerization, process for polymerizing olefin and process for producing olefin polymer
JP3860702B2 (ja) * 2000-03-16 2006-12-20 株式会社プライムポリマー ポリオレフィンの製造方法および気相重合装置
EP1153934A1 (fr) * 2000-05-09 2001-11-14 BP Chemicals S.N.C. Méthode de désactivation d'une réaction de polymérisation
US6339133B1 (en) * 2000-07-05 2002-01-15 Solvay Polyolefins Europe - Belgium Emergency stop of a polymerization in the gas phase
US6388027B1 (en) * 2000-10-24 2002-05-14 Union Carbide Chemicals & Plastics Technology Corporation Transition strategy for the production of sticky polymers
US6713573B2 (en) 2000-11-30 2004-03-30 Univation Technologies, Llc Catalyst modifiers and their use in the polymerization of olefin(s)
US6897269B2 (en) 2002-12-27 2005-05-24 Univation Technologies, Llc Processes for transitioning between Ziegler-Natta and alumoxane-based single-site polymerization catalysts
US6858684B2 (en) 2002-12-30 2005-02-22 Univation Technologies, Llc Processes for transitioning between various polymerization catalysts
US6949612B2 (en) 2002-12-31 2005-09-27 Univation Technologies, Llc Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts
US6841630B2 (en) * 2002-12-31 2005-01-11 Univation Technologies, Llc Processes for transitioning between chrome-based and mixed polymerization catalysts
US6867270B2 (en) * 2002-12-31 2005-03-15 Univation Technologies, Llc Process for transitioning between incompatible catalysts using a substantially contaminant free seedbed
US6833417B2 (en) 2002-12-31 2004-12-21 Univation Technologies, Llc Processes for transitioning between chrome-based and mixed polymerization catalysts
JP4295196B2 (ja) * 2004-11-09 2009-07-15 住友化学株式会社 連続重合の停止方法
KR101578938B1 (ko) * 2006-11-30 2015-12-18 웨스트레이크 롱뷰 코포레이션 그리드 오염을 감지하기 위한 유속 또는 압력 센서가 구비된 유동층 올레핀 중합 반응기용 가스 분배판
EP2536767B1 (fr) 2010-02-18 2015-05-06 Univation Technologies, LLC Procédés d'exploitation d'un réacteur de polymérisation
KR20130093597A (ko) 2010-08-02 2013-08-22 바젤 폴리올레핀 게엠베하 유체 흐름들을 혼합하고 분할하는 방법 및 장치
CA2904477A1 (fr) 2015-09-14 2017-03-14 Nova Chemicals Corporation Diluant dissipateur thermique dans les reacteurs a lit fixe
KR101767335B1 (ko) * 2016-03-17 2017-08-24 한국에너지기술연구원 고온 고압 유동층 시스템의 고체층 높이 측정 장치, 측정방법 및 그 측정장치를 갖는 유동층 시스템
PL3512624T3 (pl) 2016-09-16 2024-11-18 W.R. Grace & Co.-Conn. Sposób skutecznego oczyszczania cząstek polimerowych
CN115475577A (zh) * 2021-06-15 2022-12-16 天华化工机械及自动化研究设计院有限公司 一种卧式聚合物反应器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2215802A5 (en) * 1972-12-28 1974-08-23 Solvay Fluidised bed polymn using cooling liq. injection - with non return valve on nozzles to prevent back flow of powder clogging feed pipes
EP0004417B2 (fr) * 1978-03-23 1990-02-28 Imperial Chemical Industries Plc Installation pour la polymérisation d'oléfines en phase gazeuse et méthode pour son opération
US4786695A (en) * 1983-09-01 1988-11-22 Mobil Oil Corporation Method and reactor system for rapid kill gas injection to gas phase polymerization reactors
US5548042A (en) * 1994-08-19 1996-08-20 Union Carbide Chemical & Plastics Technology Corporation Process for the production of polypropylene

Also Published As

Publication number Publication date
JPH10139802A (ja) 1998-05-26
KR19980024374A (ko) 1998-07-06
CN1176257A (zh) 1998-03-18
TW350852B (en) 1999-01-21
CA2215269A1 (fr) 1998-03-12
US6013741A (en) 2000-01-11
ID19566A (id) 1998-07-23
EP0829491A3 (fr) 1998-07-01
JP3836219B2 (ja) 2006-10-25
EP0829491A2 (fr) 1998-03-18

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