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IT8419200A0 - Procedimento per la produzione di polietilene di bassa densita'lineare. - Google Patents

Procedimento per la produzione di polietilene di bassa densita'lineare.

Info

Publication number
IT8419200A0
IT8419200A0 IT8419200A IT1920084A IT8419200A0 IT 8419200 A0 IT8419200 A0 IT 8419200A0 IT 8419200 A IT8419200 A IT 8419200A IT 1920084 A IT1920084 A IT 1920084A IT 8419200 A0 IT8419200 A0 IT 8419200A0
Authority
IT
Italy
Prior art keywords
procedure
production
density polyethylene
linear density
low linear
Prior art date
Application number
IT8419200A
Other languages
English (en)
Other versions
IT1174473B (it
Inventor
Charles A Trischman
Kryspin P Maciejewski
Original Assignee
El Paso Polyolefins
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 El Paso Polyolefins filed Critical El Paso Polyolefins
Publication of IT8419200A0 publication Critical patent/IT8419200A0/it
Application granted granted Critical
Publication of IT1174473B publication Critical patent/IT1174473B/it

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
    • 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
    • B01J19/243—Tubular reactors spirally, concentrically or zigzag wound
    • 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
    • C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • C08F6/28—Purification
    • 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
    • B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT19200/84A 1983-02-04 1984-01-17 Procedimento per la produzione di polietelene di bassa densita'lineare IT1174473B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46375483A 1983-02-04 1983-02-04

Publications (2)

Publication Number Publication Date
IT8419200A0 true IT8419200A0 (it) 1984-01-17
IT1174473B IT1174473B (it) 1987-07-01

Family

ID=23841243

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19200/84A IT1174473B (it) 1983-02-04 1984-01-17 Procedimento per la produzione di polietelene di bassa densita'lineare

Country Status (6)

Country Link
JP (1) JPS59145209A (it)
CA (1) CA1221197A (it)
DE (1) DE3401614A1 (it)
FR (1) FR2540502A1 (it)
GB (1) GB2134121B (it)
IT (1) IT1174473B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5571877A (en) * 1986-04-17 1996-11-05 Enichem Base S.P.A. Method of preparing low or medium-density straight-chain polyethylene, and catalysts suitable for this purpose
KR100481569B1 (ko) * 1996-05-24 2005-05-16 비피 케미칼즈 리미티드 올레핀의중합방법
FR2749016B1 (fr) * 1996-05-24 1998-07-03 Bp Chemicals Snc Procede de polymerisation d'olefine(s)
WO1997045462A1 (en) * 1996-05-24 1997-12-04 Bp Chemicals Limited Process for polymerizing olefins
GB0522706D0 (en) * 2005-11-07 2005-12-14 Exxonmobil Chem Patents Inc An apparatus and method for the production of polyethylene and ethylene compolyers
GB0609974D0 (en) 2006-05-19 2006-06-28 Exxonmobil Chem Patents Inc A process for the production of polyethylene and ethylene copolymers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968310A (ja) * 1982-10-14 1984-04-18 Asahi Chem Ind Co Ltd エチレン重合体の製法

Also Published As

Publication number Publication date
DE3401614A1 (de) 1984-08-09
IT1174473B (it) 1987-07-01
GB2134121B (en) 1986-02-05
FR2540502A1 (fr) 1984-08-10
GB2134121A (en) 1984-08-08
CA1221197A (en) 1987-04-28
JPS59145209A (ja) 1984-08-20
GB8400034D0 (en) 1984-02-08

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