NL165183C - PROCESS FOR THE PREPARATION OF HIGH-PRESSURE POLYETHENE, AND FORMED ARTICLES OBTAINED WHOLLY OR PARTIALLY CONTAINING POLYETHENE USING THIS PROCESS. - Google Patents

PROCESS FOR THE PREPARATION OF HIGH-PRESSURE POLYETHENE, AND FORMED ARTICLES OBTAINED WHOLLY OR PARTIALLY CONTAINING POLYETHENE USING THIS PROCESS.

Info

Publication number
NL165183C
NL165183C NL7108630A NL7108630A NL165183C NL 165183 C NL165183 C NL 165183C NL 7108630 A NL7108630 A NL 7108630A NL 7108630 A NL7108630 A NL 7108630A NL 165183 C NL165183 C NL 165183C
Authority
NL
Netherlands
Prior art keywords
polyethene
preparation
pressure
articles obtained
formed articles
Prior art date
Application number
NL7108630A
Other languages
Dutch (nl)
Other versions
NL165183B (en
NL7108630A (en
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of NL7108630A publication Critical patent/NL7108630A/xx
Publication of NL165183B publication Critical patent/NL165183B/en
Application granted granted Critical
Publication of NL165183C publication Critical patent/NL165183C/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
    • 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
    • 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
    • B01J2219/00094—Jackets
    • 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
    • B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
    • B01J2219/00108—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours

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)
NL7108630A 1970-06-23 1971-06-23 PROCESS FOR THE PREPARATION OF HIGH-PRESSURE POLYETHENE, AND FORMED ARTICLES OBTAINED WHOLLY OR PARTIALLY CONTAINING POLYETHENE USING THIS PROCESS. NL165183C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2639370 1970-06-23

Publications (3)

Publication Number Publication Date
NL7108630A NL7108630A (en) 1971-12-27
NL165183B NL165183B (en) 1980-10-15
NL165183C true NL165183C (en) 1981-03-16

Family

ID=11219388

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7108630A NL165183C (en) 1970-06-23 1971-06-23 PROCESS FOR THE PREPARATION OF HIGH-PRESSURE POLYETHENE, AND FORMED ARTICLES OBTAINED WHOLLY OR PARTIALLY CONTAINING POLYETHENE USING THIS PROCESS.

Country Status (12)

Country Link
BE (1) BE768827A (en)
BG (1) BG25100A3 (en)
CS (1) CS172353B2 (en)
DE (1) DE2131145C3 (en)
FR (1) FR2099267A5 (en)
GB (1) GB1338280A (en)
HU (1) HU164125B (en)
LU (1) LU63396A1 (en)
NL (1) NL165183C (en)
PL (1) PL81822B1 (en)
RO (1) RO61959A (en)
SU (1) SU428611A3 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2313399A1 (en) * 1975-06-03 1976-12-31 Charbonnages Ste Chimique ETHYLENE POLYMERIZATION AND COPOLYMERIZATION PROCESS USING A GAS INJECTION DEVICE
DE2946954C2 (en) * 1979-11-21 1984-03-15 EC Erdölchemie GmbH, 5000 Köln Process for stabilizing high pressure polyethylene
DE3844180A1 (en) * 1988-12-29 1990-07-05 Hoechst Ag METHOD FOR SEPARATING VOLATILE COMPONENTS FROM REACTION MIXTURES OBTAINED BY HIGH PRESSURE POLYMERIZATION
EP0447177B1 (en) 1990-03-16 1996-07-03 Mobil Oil Corporation Process for the production of linear low density ethylene copolymers
US5521010A (en) * 1994-03-25 1996-05-28 The Furukawa Electric Co., Ltd. Polyethylene for an insulation layer of a power cable and a crosslinked polyethylene insulated power cable using the same
KR20080026207A (en) 2005-08-05 2008-03-24 엑손모빌 케미칼 패턴츠 인코포레이티드 Process and apparatus for manufacturing ethylene polymers and copolymers
GB0522706D0 (en) * 2005-11-07 2005-12-14 Exxonmobil Chem Patents Inc An apparatus and method for the production of polyethylene and ethylene compolyers
GB0609973D0 (en) 2006-05-19 2006-06-28 Exxonmobil Chem Patents Inc An apparatus for the production of polyethylene and ethylene copolymers
BRPI0823372A2 (en) 2008-12-18 2015-06-16 Exxonmobil Chemical Patentes Inc High pressure polymerization process.
WO2011078856A1 (en) 2009-12-22 2011-06-30 Exxonmobil Chemical Patents Inc. Separation vessels for use in polymerization processes and methods for cleaning same
BR112018009660B1 (en) * 2015-11-18 2022-08-02 Basell Polyolefine Gmbh POLYMERIZATION PROCESSES WITH A PARTIAL STANDBY PHASE AND FOR THE PREPARATION OF A DOWNSTREAM PRODUCT, AS WELL AS A POLYMERIZATION PLANT FOR POLYMERIZATION
KR102007502B1 (en) 2016-09-19 2019-08-05 주식회사 엘지화학 Process for recovering ethylene and vinyl-based comonomer
CN111100233B (en) * 2018-10-25 2023-07-25 中国石油化工股份有限公司 Synthetic method of high-pressure polyethylene for repackaging film
CN111808220A (en) * 2020-07-06 2020-10-23 天津全和诚科技有限责任公司 Preparation method of novel polyethylene functional material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3306889A (en) * 1963-05-15 1967-02-28 Koppers Co Inc Ethylene polymerization
US3372154A (en) * 1965-04-09 1968-03-05 Union Carbide Corp Ethylene polymer powders and process therefor
US3509115A (en) * 1968-12-11 1970-04-28 Nat Distillers Chem Corp Process of preparing ethylene-vinyl acetate copolymers

Also Published As

Publication number Publication date
RO61959A (en) 1977-11-15
CS172353B2 (en) 1976-12-29
SU428611A3 (en) 1974-05-15
BE768827A (en) 1971-11-03
FR2099267A5 (en) 1972-03-10
NL165183B (en) 1980-10-15
DE2131145C3 (en) 1982-01-14
DE2131145B2 (en) 1973-07-26
DE2131145A1 (en) 1971-12-30
LU63396A1 (en) 1971-09-22
GB1338280A (en) 1973-11-21
BG25100A3 (en) 1978-07-12
PL81822B1 (en) 1975-10-31
HU164125B (en) 1973-12-28
NL7108630A (en) 1971-12-27

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee