DE2952412A1 - Verfahren zur herstellung von aethylen-polymerisaten - Google Patents

Verfahren zur herstellung von aethylen-polymerisaten

Info

Publication number
DE2952412A1
DE2952412A1 DE19792952412 DE2952412A DE2952412A1 DE 2952412 A1 DE2952412 A1 DE 2952412A1 DE 19792952412 DE19792952412 DE 19792952412 DE 2952412 A DE2952412 A DE 2952412A DE 2952412 A1 DE2952412 A1 DE 2952412A1
Authority
DE
Germany
Prior art keywords
autoclave reactor
reaction
reaction zone
ethylene
reactor
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.)
Granted
Application number
DE19792952412
Other languages
German (de)
English (en)
Other versions
DE2952412C2 (enExample
Inventor
Fujio Sakuma
Masayuki Shimizu
Seiji Suzuki
Yasushi Tomura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of DE2952412A1 publication Critical patent/DE2952412A1/de
Application granted granted Critical
Publication of DE2952412C2 publication Critical patent/DE2952412C2/de
Granted legal-status Critical Current

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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/245—Stationary reactors without moving elements inside placed in series
    • 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
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/04—Pressure vessels, e.g. autoclaves
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • 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
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/00103—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor in a heat exchanger 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00162—Controlling or regulating processes controlling the 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00171—Controlling or regulating processes controlling the density

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
DE19792952412 1978-12-26 1979-12-27 Verfahren zur herstellung von aethylen-polymerisaten Granted DE2952412A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53161710A JPS5938961B2 (ja) 1978-12-26 1978-12-26 ポリエチレンの改良された製造法

Publications (2)

Publication Number Publication Date
DE2952412A1 true DE2952412A1 (de) 1980-07-17
DE2952412C2 DE2952412C2 (enExample) 1988-03-10

Family

ID=15740400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792952412 Granted DE2952412A1 (de) 1978-12-26 1979-12-27 Verfahren zur herstellung von aethylen-polymerisaten

Country Status (10)

Country Link
US (1) US4271280A (enExample)
JP (1) JPS5938961B2 (enExample)
BR (1) BR7908478A (enExample)
CA (1) CA1114999A (enExample)
DE (1) DE2952412A1 (enExample)
FR (1) FR2445345B1 (enExample)
GB (1) GB2038852B (enExample)
HU (1) HU182996B (enExample)
MX (1) MX152572A (enExample)
NL (1) NL186248C (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4778699A (en) * 1986-09-15 1988-10-18 Reynolds Metals Company Plastics film laminates
US4863770A (en) * 1986-09-15 1989-09-05 Reynolds Metals Company Plastics film laminants
NO178790C (no) * 1993-12-13 1996-06-05 Borealis Holding As Fremgangsmåte ved fremstilling av olefinpolymerer i en autoklavrektor
EP2516055B1 (en) 2009-12-22 2020-04-22 ExxonMobil Chemical Patents Inc. Separation vessels for use in polymerization processes and methods for cleaning same
US20110172354A1 (en) * 2010-01-04 2011-07-14 Dow Global Technologies Inc. Ethylene-based polymer compositions for use in fiber applications
JP5901361B2 (ja) * 2011-11-18 2016-04-06 住友化学株式会社 連続重合装置および重合体組成物の製造方法
US8653207B1 (en) 2012-11-30 2014-02-18 Westlake Longview Corporation Process and apparatus for polymerizing ethylene under ultra-high pressure
JP5984702B2 (ja) * 2013-01-31 2016-09-06 住友化学株式会社 連続重合装置および重合体組成物の製造方法
US11845047B2 (en) 2018-05-15 2023-12-19 Chevron Phillips Chemical Company Lp Systems and methods for improved mixing
US12428500B2 (en) 2021-02-23 2025-09-30 Chevron Phillips Chemical Company Lp Multi-reactor system and method for production of polyethylene and ethylene co-polymers
JP7597630B2 (ja) * 2021-03-31 2024-12-10 住友化学株式会社 フィルム用ポリエチレン
JP2022156612A (ja) * 2021-03-31 2022-10-14 住友化学株式会社 ポリエチレンの製造方法
WO2023159034A1 (en) 2022-02-21 2023-08-24 Chevron Phillips Chemical Company Lp Multi-reactor system and method for production of polyethylene and ethylene co-polymers

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2322554A1 (de) * 1973-05-04 1974-11-21 Sumitomo Chemical Co Verfahren und vorrichtung zur herstellung von aethylen-polymerisaten
DE2736477A1 (de) * 1976-08-13 1978-02-16 Sumitomo Chemical Co Verfahren zur herstellung von hochdruckpolyaethylen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575950A (en) * 1968-09-26 1971-04-20 Eastman Kodak Co Process for preparing polyethylene having improved film forming properties

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2322554A1 (de) * 1973-05-04 1974-11-21 Sumitomo Chemical Co Verfahren und vorrichtung zur herstellung von aethylen-polymerisaten
DE2736477A1 (de) * 1976-08-13 1978-02-16 Sumitomo Chemical Co Verfahren zur herstellung von hochdruckpolyaethylen

Also Published As

Publication number Publication date
HU182996B (en) 1984-03-28
BR7908478A (pt) 1980-09-09
CA1114999A (en) 1981-12-22
GB2038852B (en) 1983-01-12
GB2038852A (en) 1980-07-30
JPS5586803A (en) 1980-07-01
JPS5938961B2 (ja) 1984-09-20
NL186248C (nl) 1990-10-16
DE2952412C2 (enExample) 1988-03-10
FR2445345B1 (fr) 1985-06-14
MX152572A (es) 1985-09-02
US4271280A (en) 1981-06-02
FR2445345A1 (fr) 1980-07-25
NL186248B (nl) 1990-05-16
NL7909190A (nl) 1980-06-30

Similar Documents

Publication Publication Date Title
DE2736477C2 (enExample)
DE69501526T2 (de) Verfahren zur gasphasenpolymerisation von alpha-olefinen
DE69114696T2 (de) Mehrstufiges verfahren zur herstellung von polyethylen.
DE2714743C2 (de) Polyäthylen niederer Dichte und Verfahren zu seiner Herstellung
DE60214038T2 (de) Gasphasen olefin polymerisationsverfahren mit der benutzung von einem dual donor ziegler-natta katalysator
DE2952412C2 (enExample)
DE2729103A1 (de) Hochdruck-polyaethylen und verfahren zu seiner herstellung
DE3730022A1 (de) Verfahren zum herstellen von homo- und copolymerisaten des propens mittels eines ziegler-natta-katalysatorsystems
DE69120601T2 (de) Polymerzusammensetzungen
DE2417093A1 (de) Polypropylen-formmasse und verfahren zu ihrer herstellung
DE69323932T2 (de) Verbessertes Katalysatorsystem zur Polymerisation von Olefinen
EP0092099A2 (de) Verfahren zum Herstellen von Propylen-Ethylen-Polymerisaten vom Typ der sogenannten "Block-Copolymerisate"
DE69725162T2 (de) Verfahren zum herstellen von propylenhomo oder copolymeren
DE2907178C2 (enExample)
DE69910692T2 (de) Titan-Vanadium Mischkatalysatoren zur Ethylenlösungspolymerisation
DE3324793A1 (de) Verfahren zum herstellen von propylen-ethylen-polymerisaten vom typ der sogenannten block-copolymerisate
DE3226488A1 (de) Kontinuierliches, aufeinanderfolgendes dampfphasenblockpolymerisationsverfahren zur herstellung schlagfester ethylen/propylen-polymerisate
DE3027350C2 (de) Blockmischpolymerisationsverfahren
DE60214918T2 (de) Verfahren zur Kontrolle der Molekulargewicht-Verteilung in einem Polymerisationsverfahren
DE1495565A1 (de) Kristalline Blockmischpolymerisate sowie Verfahren zur Herstellung derselben
DE69912661T2 (de) Ziegler-Natta Katalysatoren für die Lösungspolymerisation mit niedrigem Aluminium- und Magnesiumgehalt
DE3124222A1 (de) Verfahren zur herstellung eines polyolefins und katalysator hierfuer
DE4137215A1 (de) Propylen-(co)polymer und verfahren zu dessen herstellung
DE68925942T2 (de) Verfahren für Homo- oder Copolymerisation von Alpha-Olefinen und ein dabei anwendbares katalytisches System
DE19621838A1 (de) Verfahren zur Herstellung von Polymerisaten von C¶2¶- bis C¶1¶¶2¶-Alkenen unter Zusatz eines Reaktionsverzögerers

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: VOSSIUS, V., DIPL.-CHEM. DR.RER.NAT. TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN

8328 Change in the person/name/address of the agent

Free format text: TAUCHNER, P., DIPL.-CHEM. DR.RER.NAT. HEUNEMANN, D., DIPL.-PHYS. DR.RER.NAT. RAUH, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN