FR2385745B1 - - Google Patents

Info

Publication number
FR2385745B1
FR2385745B1 FR7709774A FR7709774A FR2385745B1 FR 2385745 B1 FR2385745 B1 FR 2385745B1 FR 7709774 A FR7709774 A FR 7709774A FR 7709774 A FR7709774 A FR 7709774A FR 2385745 B1 FR2385745 B1 FR 2385745B1
Authority
FR
France
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
FR7709774A
Other versions
FR2385745A1 (fr
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.)
Orkem SA
Original Assignee
Chimique des Charbonnages SA
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 Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Priority to FR7709774A priority Critical patent/FR2385745A1/fr
Priority to US05/891,216 priority patent/US4168356A/en
Publication of FR2385745A1 publication Critical patent/FR2385745A1/fr
Application granted granted Critical
Publication of FR2385745B1 publication Critical patent/FR2385745B1/fr
Granted 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/005—Separating solid material from the gas/liquid stream
    • 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
    • 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
FR7709774A 1977-03-31 1977-03-31 Procede de polymerisation de l'ethylene, sous pressions elevees, avec recyclage Granted FR2385745A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7709774A FR2385745A1 (fr) 1977-03-31 1977-03-31 Procede de polymerisation de l'ethylene, sous pressions elevees, avec recyclage
US05/891,216 US4168356A (en) 1977-03-31 1978-03-29 Process for polymerizing ethylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7709774A FR2385745A1 (fr) 1977-03-31 1977-03-31 Procede de polymerisation de l'ethylene, sous pressions elevees, avec recyclage

Publications (2)

Publication Number Publication Date
FR2385745A1 FR2385745A1 (fr) 1978-10-27
FR2385745B1 true FR2385745B1 (fr) 1980-07-18

Family

ID=9188846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7709774A Granted FR2385745A1 (fr) 1977-03-31 1977-03-31 Procede de polymerisation de l'ethylene, sous pressions elevees, avec recyclage

Country Status (2)

Country Link
US (1) US4168356A (fr)
FR (1) FR2385745A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445344A1 (fr) * 1978-12-28 1980-07-25 Charbonnages Ste Chimique Procede d'elargissement de la repartition moleculaire du polyethylene par emploi de deux reacteurs et de deux separateurs
FR2460306A1 (fr) * 1979-07-05 1981-01-23 Charbonnages Ste Chimique Procede de production de polymeres de l'ethylene et appareil pour sa mise en oeuvre
FR2482111A1 (fr) 1980-05-06 1981-11-13 Charbonnages Ste Chimique Procede monophase de polymerisation de l'ethylene en presence d'eau
JPS5767612A (en) * 1980-10-15 1982-04-24 Mitsui Petrochem Ind Ltd Preparation of ethylene copolymer
FR2538399B1 (fr) * 1982-12-24 1986-06-06 Charbonnages Ste Chimique Procede continu perfectionne de fabrication d'homopolymeres ou de copolymeres de l'ethylene
FR2538397A1 (fr) * 1982-12-24 1984-06-29 Charbonnages Ste Chimique Procede continu de fabrication d'homopolymeres ou de copolymeres de l'ethylene
FR2538398B1 (fr) * 1982-12-24 1986-01-24 Charbonnages Ste Chimique Procede continu ameliore de fabrication d'homopolymeres ou de copolymeres de l'ethylene
US4558105A (en) * 1983-12-07 1985-12-10 Chemplex Company Copolymerization of ethylene
US4634744A (en) * 1985-01-09 1987-01-06 Chemplex Company Method of catalyst deactivation
US5200486A (en) * 1988-12-29 1993-04-06 Hoechst Aktiengesellschaft Process for separating volatile components from reaction mixtures obtained through high-pressure polymerization
US5712365A (en) * 1995-03-27 1998-01-27 Tosoh Corporation Process for producing ethylene alpha-olefin copolymer
JP3836228B2 (ja) * 1996-12-26 2006-10-25 三井化学株式会社 分離流による重合方法
EP3002300B1 (fr) 2011-10-19 2017-07-19 Dow Global Technologies LLC Procédés de polymérisation comprenant des distributions d'éthylène frais pour la préparation de polymères à base d'éthylène basse densité

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE606335A (fr) * 1960-07-25
BE611135A (fr) * 1960-12-06
US3306889A (en) * 1963-05-15 1967-02-28 Koppers Co Inc Ethylene polymerization
NL6708737A (fr) * 1967-06-22 1968-12-23
DE2001183C3 (de) * 1970-01-13 1980-01-31 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Unterbrechung und Wiederingangsetzung von Olefinpolymerisationen
US3628918A (en) * 1970-05-15 1971-12-21 Exxon Research Engineering Co Apparatus for production of polyethylene
DE2047290C2 (de) * 1970-09-25 1982-04-08 Basf Ag, 6700 Ludwigshafen Verfahren und Anordnung zur Regelung eines Rohrreaktors zum Polymerisieren von Äthylen zu Homopolymerisaten
GB1332859A (en) 1971-05-27 1973-10-10 Ici Ltd Olefin polymerisation
GB1419012A (en) * 1973-03-29 1975-12-24 Ici Ltd Production of polyethylene
FR2313399A1 (fr) * 1975-06-03 1976-12-31 Charbonnages Ste Chimique Procede de polymerisation et de copolymerisation de l'ethylene utilisant un dispositif d'injection de gaz
FR2346374A1 (fr) * 1976-03-31 1977-10-28 Charbonnages Ste Chimique Procede perfectionne de polymerisation de l'ethylene sous haute pression

Also Published As

Publication number Publication date
US4168356A (en) 1979-09-18
FR2385745A1 (fr) 1978-10-27

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Legal Events

Date Code Title Description
ST Notification of lapse