GB1370101A - Production of polyethylene - Google Patents

Production of polyethylene

Info

Publication number
GB1370101A
GB1370101A GB4723871A GB4723871A GB1370101A GB 1370101 A GB1370101 A GB 1370101A GB 4723871 A GB4723871 A GB 4723871A GB 4723871 A GB4723871 A GB 4723871A GB 1370101 A GB1370101 A GB 1370101A
Authority
GB
United Kingdom
Prior art keywords
polyethylene
production
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.)
Expired
Application number
GB4723871A
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
Esso Research and Engineering Co
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 Exxon Research and Engineering Co, Esso Research and Engineering Co filed Critical Exxon Research and Engineering Co
Priority to GB4723871A priority Critical patent/GB1370101A/en
Publication of GB1370101A publication Critical patent/GB1370101A/en
Expired 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
    • B01J19/2415—Tubular reactors
    • B01J19/242—Tubular reactors in series
    • 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
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00081—Tubes
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
GB4723871A 1971-10-11 1971-10-11 Production of polyethylene Expired GB1370101A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4723871A GB1370101A (en) 1971-10-11 1971-10-11 Production of polyethylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4723871A GB1370101A (en) 1971-10-11 1971-10-11 Production of polyethylene

Publications (1)

Publication Number Publication Date
GB1370101A true GB1370101A (en) 1974-10-09

Family

ID=10444265

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4723871A Expired GB1370101A (en) 1971-10-11 1971-10-11 Production of polyethylene

Country Status (1)

Country Link
GB (1) GB1370101A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10273318B2 (en) 2014-12-30 2019-04-30 Dow Global Technologies Llc Process to control output and quality of ethylene-based polymer formed by high pressure free radical polymerization
US10494457B2 (en) 2015-11-10 2019-12-03 Dow Global Technologies Llc High pressure, free radical polymerizations to produce ethylene-based polymers
US10494456B2 (en) 2015-11-10 2019-12-03 Dow Global Technologies Llc Ethylene-based polymers formed by high pressure free radical polymerizations
US10696757B2 (en) 2015-11-10 2020-06-30 Dow Global Technologies Llc High pressure free radical polymerizations
US10774159B2 (en) 2016-06-24 2020-09-15 Dow Global Technologies Llc High pressure, free radical polymerizations to produce ethylene-based polymers
US10844146B2 (en) 2016-06-24 2020-11-24 Dow Global Technologies Llc Ethylene-based polymers formed by high pressure free radical polymerizations
US11078301B2 (en) 2015-06-25 2021-08-03 Dow Global Technologies Llc High pressure, free radical polymerizations to produce ethylene-based polymers

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10273318B2 (en) 2014-12-30 2019-04-30 Dow Global Technologies Llc Process to control output and quality of ethylene-based polymer formed by high pressure free radical polymerization
US11078301B2 (en) 2015-06-25 2021-08-03 Dow Global Technologies Llc High pressure, free radical polymerizations to produce ethylene-based polymers
US10494457B2 (en) 2015-11-10 2019-12-03 Dow Global Technologies Llc High pressure, free radical polymerizations to produce ethylene-based polymers
US10494456B2 (en) 2015-11-10 2019-12-03 Dow Global Technologies Llc Ethylene-based polymers formed by high pressure free radical polymerizations
US10696757B2 (en) 2015-11-10 2020-06-30 Dow Global Technologies Llc High pressure free radical polymerizations
US10774159B2 (en) 2016-06-24 2020-09-15 Dow Global Technologies Llc High pressure, free radical polymerizations to produce ethylene-based polymers
US10844146B2 (en) 2016-06-24 2020-11-24 Dow Global Technologies Llc Ethylene-based polymers formed by high pressure free radical polymerizations

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years