BE827301A - Procede de production de polymeres d'ethylene dans un reacteur tubulaire - Google Patents

Procede de production de polymeres d'ethylene dans un reacteur tubulaire

Info

Publication number
BE827301A
BE827301A BE154867A BE154867A BE827301A BE 827301 A BE827301 A BE 827301A BE 154867 A BE154867 A BE 154867A BE 154867 A BE154867 A BE 154867A BE 827301 A BE827301 A BE 827301A
Authority
BE
Belgium
Prior art keywords
production
tubular reactor
ethylene polymers
polymers
ethylene
Prior art date
Application number
BE154867A
Other languages
English (en)
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 filed Critical
Publication of BE827301A publication Critical patent/BE827301A/fr

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
    • B01J19/2415—Tubular reactors
    • 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
    • B01J3/042—Pressure vessels, e.g. autoclaves in the form of a tube
    • 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
    • B01J3/046—Pressure-balanced vessels
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00065—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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow
    • 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
    • B01J2219/0018—Controlling or regulating processes controlling the conductivity

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)
BE154867A 1974-03-29 1975-03-28 Procede de production de polymeres d'ethylene dans un reacteur tubulaire BE827301A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49036431A JPS50127987A (fr) 1974-03-29 1974-03-29

Publications (1)

Publication Number Publication Date
BE827301A true BE827301A (fr) 1975-07-16

Family

ID=12469613

Family Applications (1)

Application Number Title Priority Date Filing Date
BE154867A BE827301A (fr) 1974-03-29 1975-03-28 Procede de production de polymeres d'ethylene dans un reacteur tubulaire

Country Status (8)

Country Link
US (1) US4168355A (fr)
JP (1) JPS50127987A (fr)
BE (1) BE827301A (fr)
CA (1) CA1050199A (fr)
DE (1) DE2513851A1 (fr)
FR (1) FR2265772B1 (fr)
GB (1) GB1490892A (fr)
NL (1) NL157611B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452956A (en) * 1979-11-09 1984-06-05 Union Carbide Corporation Discrete spiral flow imparting device
US4599392A (en) * 1983-06-13 1986-07-08 The Dow Chemical Company Interpolymers of ethylene and unsaturated carboxylic acids
DE4102808A1 (de) * 1991-01-31 1992-08-06 Leuna Werke Ag Verfahren zur herstellung von ethylenhomo- und ethylencopolymerisaten in mehrzonenrohrreaktoren
DE19530765A1 (de) * 1995-08-22 1997-02-27 Basf Ag Kontinuierliches Verfahren zur Herstellung von expandierbaren Styrolpolymerisaten
US6407191B1 (en) 1998-01-12 2002-06-18 The Dow Chemical Company Medium density ethylene polymers, a process to prepare these polymers and use of carbonyl group containing chain transfer agents in this process
ATE275590T1 (de) 1998-01-12 2004-09-15 Dow Global Technologies Inc Äthylenpolymere mittlerer dichte, verfahren zur herstellung dieser polymere und verwendung von carbonyl-haltigen kettenübertragungsmitteln in diesem verfahren
WO2003051630A1 (fr) * 2001-12-14 2003-06-26 E.I. Du Pont De Nemours And Company Stratifie fait d'un copolymere d'ethylene-acrylate de methyle et de polyester

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE607527A (fr) * 1960-08-29 1900-01-01
BE608130A (fr) * 1960-09-16
NL126425C (fr) * 1961-07-21
BE636721A (fr) * 1962-08-29
US3090778A (en) * 1962-09-26 1963-05-21 Monsanto Chemicals Production of powdered polyethylene
US3293233A (en) * 1963-04-09 1966-12-20 Rexall Drug Chemical Process for polymerizing ethylene at high pressures in the presence of a mixture of peroxides having different half lives
GB1226167A (fr) * 1968-11-07 1971-03-24
DE1807493C3 (de) * 1968-11-07 1980-05-22 Basf Ag, 6700 Ludwigshafen Verfahren zum kontinuierlichen Herstellen von Äthylenhomopolymerisaten
NL6904024A (fr) * 1968-11-19 1970-09-16
DE1908962C3 (de) * 1969-02-22 1980-04-30 Basf Ag, 6700 Ludwigshafen Verfahren zum kontinuierlichen Herstellen von Äthylenhomopolymerisaten
BE756426A (fr) * 1969-09-23 1971-03-22 Basf Ag Procede de preparation d'homo- ou de copolymeres de l'ethylene
US3628918A (en) * 1970-05-15 1971-12-21 Exxon Research Engineering Co Apparatus for production of polyethylene
US3842060A (en) * 1973-08-14 1974-10-15 Dart Ind Inc Ethylene polymerization process

Also Published As

Publication number Publication date
FR2265772A1 (fr) 1975-10-24
GB1490892A (en) 1977-11-02
CA1050199A (fr) 1979-03-06
DE2513851A1 (de) 1976-02-19
US4168355A (en) 1979-09-18
FR2265772B1 (fr) 1978-06-23
JPS50127987A (fr) 1975-10-08
NL157611B (nl) 1978-08-15
NL7503768A (nl) 1975-10-01

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SUMITOMO CHEMICAL CY LTD

Effective date: 19860331