BE778690A - Procede de polymerisation d'olefines a haute pression dans des reacteurs tubulaires - Google Patents

Procede de polymerisation d'olefines a haute pression dans des reacteurs tubulaires

Info

Publication number
BE778690A
BE778690A BE778690A BE778690A BE778690A BE 778690 A BE778690 A BE 778690A BE 778690 A BE778690 A BE 778690A BE 778690 A BE778690 A BE 778690A BE 778690 A BE778690 A BE 778690A
Authority
BE
Belgium
Prior art keywords
high pressure
polymerization process
tubular reactors
olefins polymerization
pressure olefins
Prior art date
Application number
BE778690A
Other languages
English (en)
French (fr)
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 BE778690A publication Critical patent/BE778690A/xx

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
    • 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
    • B01J2219/00074—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
    • B01J2219/00159—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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
BE778690A 1971-02-03 1972-01-31 Procede de polymerisation d'olefines a haute pression dans des reacteurs tubulaires BE778690A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2011071 1971-02-03

Publications (1)

Publication Number Publication Date
BE778690A true BE778690A (fr) 1972-05-16

Family

ID=11163872

Family Applications (1)

Application Number Title Priority Date Filing Date
BE778690A BE778690A (fr) 1971-02-03 1972-01-31 Procede de polymerisation d'olefines a haute pression dans des reacteurs tubulaires

Country Status (13)

Country Link
US (1) US3809688A (nl)
BE (1) BE778690A (nl)
BG (1) BG25521A3 (nl)
CS (1) CS172364B2 (nl)
DD (1) DD95685A5 (nl)
DE (1) DE2205166B2 (nl)
FR (1) FR2124300B1 (nl)
GB (1) GB1362324A (nl)
LU (1) LU64706A1 (nl)
NL (1) NL171453C (nl)
PL (1) PL70094B1 (nl)
SU (1) SU477578A3 (nl)
YU (1) YU35153B (nl)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5712365A (en) * 1995-03-27 1998-01-27 Tosoh Corporation Process for producing ethylene alpha-olefin copolymer
US5756592A (en) * 1995-11-27 1998-05-26 Alliedsignal, Inc. Process for the production of cyanate ester resins having unique composition
US7745550B2 (en) * 2001-12-19 2010-06-29 Exxonmobil Chemical Patents Inc. Tubular polymerization reactors and polymers made therein
US6673878B2 (en) * 2001-12-19 2004-01-06 Exxonmobil Chemical Patents Inc. Tubular polymerization reactors and polymers made therein
KR20080026207A (ko) * 2005-08-05 2008-03-24 엑손모빌 케미칼 패턴츠 인코포레이티드 에틸렌 중합체 및 공중합체를 제조하는 방법 및 장치
US20130333832A1 (en) * 2011-03-03 2013-12-19 Basell Polyolefine Gmbh Process for preparing ethylene homopolymers or copolymers in a tubular reactor with at least two reaction zones having different concentrations of chain transfer agent
EP2589612A1 (en) * 2011-11-03 2013-05-08 Basell Polyolefine GmbH Process for polymerizing or copolymerizing ethylenically unsaturated monomers in the presence of free-radical polymerization initiators
EP3121199B1 (en) 2015-07-23 2017-04-26 Basell Polyolefine GmbH High-pressure polymerization process of ethylenically unsaturated monomers in a tubular reactor

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE933062C (de) * 1953-11-26 1955-09-15 Basf Ag Verfahren zur kontinuierlichen Entspannung von Hochdruckpolymerisaten

Also Published As

Publication number Publication date
CS172364B2 (nl) 1976-12-29
PL70094B1 (nl) 1974-02-28
SU477578A3 (ru) 1975-07-15
NL171453C (nl) 1983-04-05
DD95685A5 (nl) 1973-02-12
LU64706A1 (nl) 1972-06-30
DE2205166A1 (de) 1972-08-10
US3809688A (en) 1974-05-07
YU35153B (en) 1980-09-25
YU24472A (en) 1979-12-31
FR2124300B1 (nl) 1974-05-10
FR2124300A1 (nl) 1972-09-22
GB1362324A (en) 1974-08-07
NL171453B (nl) 1982-11-01
NL7201394A (nl) 1972-08-07
DE2205166B2 (de) 1976-01-15
BG25521A3 (en) 1978-10-10

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SNAM PROGETTI

Effective date: 19840131