BE851644A - Procede ameliore de polymerisation ionique de l'ethylene sous haute pression - Google Patents

Procede ameliore de polymerisation ionique de l'ethylene sous haute pression

Info

Publication number
BE851644A
BE851644A BE2055687A BE2055687A BE851644A BE 851644 A BE851644 A BE 851644A BE 2055687 A BE2055687 A BE 2055687A BE 2055687 A BE2055687 A BE 2055687A BE 851644 A BE851644 A BE 851644A
Authority
BE
Belgium
Prior art keywords
high pressure
under high
improved process
ionic polymerization
ethylene under
Prior art date
Application number
BE2055687A
Other languages
English (en)
Inventor
J-P Machon
J-M Neyer
K Bujadoux
Original Assignee
Charbonnages Ste Chimique
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 Charbonnages Ste Chimique filed Critical Charbonnages Ste Chimique
Publication of BE851644A publication Critical patent/BE851644A/fr

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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/02—Carriers therefor
    • C08F4/022—Magnesium halide as support anhydrous or hydrated or complexed by means of a Lewis base for Ziegler-type catalysts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/902—Monomer polymerized in bulk in presence of transition metal containing catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/906—Comminution of transition metal containing catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/919—Catalyst injection technique in addition polymerization processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
BE2055687A 1976-02-25 1977-02-21 Procede ameliore de polymerisation ionique de l'ethylene sous haute pression BE851644A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7605258A FR2342306A1 (fr) 1976-02-25 1976-02-25 Procede ameliore de polymerisation ionique de l'ethylene sous haute pression

Publications (1)

Publication Number Publication Date
BE851644A true BE851644A (fr) 1977-08-22

Family

ID=9169590

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2055687A BE851644A (fr) 1976-02-25 1977-02-21 Procede ameliore de polymerisation ionique de l'ethylene sous haute pression

Country Status (16)

Country Link
US (1) US4621124A (fr)
JP (1) JPS5919571B2 (fr)
AT (1) AT355802B (fr)
BE (1) BE851644A (fr)
BR (1) BR7701113A (fr)
CA (1) CA1077198A (fr)
CS (1) CS207384B2 (fr)
DE (1) DE2708010A1 (fr)
ES (1) ES456321A1 (fr)
FR (1) FR2342306A1 (fr)
GB (1) GB1543103A (fr)
IT (1) IT1072665B (fr)
LU (1) LU76832A1 (fr)
NL (1) NL7701954A (fr)
NO (1) NO148927C (fr)
PT (1) PT66185B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2399445A1 (fr) * 1977-08-01 1979-03-02 Charbonnages Ste Chimique Procede controle de polymerisation de l'ethylene par injection separee des constituants catalytiques
FR2424760A1 (fr) * 1978-05-05 1979-11-30 Charbonnages Ste Chimique Catalyseurs comprenant du magnesium et un metal de transition
FR2451924A1 (fr) * 1979-03-23 1980-10-17 Charbonnages Ste Chimique Copolymeres de l'ethylene capables d'etre transformes en films et procede de production desdits copolymeres
JPS56161406A (en) * 1980-05-17 1981-12-11 Mitsubishi Petrochem Co Ltd Polymerization of ethylene
JPS56122807A (en) * 1980-03-04 1981-09-26 Mitsubishi Petrochem Co Ltd Polymerization of ethylene
JPS56161407A (en) * 1980-05-17 1981-12-11 Mitsubishi Petrochem Co Ltd Polymerization of ethylene
DE3027885A1 (de) * 1979-07-24 1981-02-12 Mitsubishi Petrochemical Co Polymerisation von ethylen
FR2464922A1 (fr) * 1979-09-13 1981-03-20 Charbonnages Ste Chimique Procede de reduction d'halogenures metalliques en phase vapeur par des composes organomagnesiens solides et produits reduits obtenus
FR2472581A1 (fr) * 1979-12-28 1981-07-03 Charbonnages Ste Chimique Catalyseurs de polymerisation de l'ethylene comprenant des composes de plusieurs metaux de transition, et procede de polymerisation utilisant lesdits catalyseurs.
IT1130243B (it) * 1980-02-01 1986-06-11 Anic Spa Composizione chimica a base di titanio trialogenuro,metodo per la sua preparazione e processo di polimerizzazione o copolimerizzazione di composti insaturi impiegante la stessa
FR2483430B1 (fr) * 1980-05-28 1985-06-07 Charbonnages Ste Chimique Copolymeres de l'ethylene capables d'etre moules et/ou injectes et un procede pour leur production
FR2509315A1 (fr) * 1981-07-10 1983-01-14 Charbonnages Ste Chimique Copolymeres heterogenes de l'ethylene pour la fabrication de films
JPS58125706A (ja) * 1982-01-22 1983-07-26 Mitsubishi Petrochem Co Ltd エチレンの重合法
DE3504808A1 (de) * 1985-02-13 1986-08-14 Studiengesellschaft Kohle mbH, 4330 Mülheim Verfahren zur herstellung von polyolefinen, polydienen und deren copolymerisaten
ES8609375A1 (es) * 1985-07-23 1986-07-16 Empresa Nac Petroleo Procedimiento perfeccionado de polimerizacion y copolimeri- zacion de etileno a presiones y temperaturas elevadas
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3723403A (en) * 1968-10-30 1973-03-27 Ici Ltd Olefine polymerization at high pressures using a dispersed ziegler-type catalyst
SE363977B (fr) * 1968-11-21 1974-02-11 Montedison Spa
ZA707173B (en) * 1969-10-24 1971-09-29 Mitsui Petrochemical Ind Process for the polymerization of olefins and catalyst therefor
NL165757C (nl) * 1971-04-20 1983-11-16 Montedison Spa Werkwijze voor het bereiden van een katalysator op basis van een grignard-verbinding en werkwijze voor het polymeriseren van alkenen daarmee.
US3892717A (en) * 1971-05-25 1975-07-01 Mitsui Petrochemical Ind Process for producing maleic acid modified polymerized ethylene wax
IT998599B (it) * 1972-09-18 1976-02-20 Naphtachimie Sa Procedimento di polimerizzazione di olefine mediante catalizzatori pre attivati
FR2202897B1 (fr) * 1972-10-13 1976-05-21 Ethylene Plastique Sa
FR2202898B1 (fr) * 1972-10-13 1976-03-26 Ethylene Plastique Sa
FR2202899B1 (fr) * 1972-10-13 1977-01-14 Ethylene Plastique Sa
FR2241569B1 (fr) * 1973-08-21 1979-03-02 Ethylene Plastique Sa

Also Published As

Publication number Publication date
NL7701954A (nl) 1977-08-29
AT355802B (de) 1980-03-25
PT66185B (fr) 1978-07-11
FR2342306A1 (fr) 1977-09-23
ES456321A1 (es) 1978-01-16
FR2342306B1 (fr) 1980-05-30
CA1077198A (fr) 1980-05-06
NO148927C (no) 1984-01-11
NO148927B (no) 1983-10-03
BR7701113A (pt) 1977-10-18
CS207384B2 (en) 1981-07-31
LU76832A1 (fr) 1977-07-11
JPS52103485A (en) 1977-08-30
IT1072665B (it) 1985-04-10
NO770621L (no) 1977-08-26
DE2708010A1 (de) 1977-09-01
GB1543103A (en) 1979-03-28
ATA122977A (de) 1979-08-15
US4621124A (en) 1986-11-04
JPS5919571B2 (ja) 1984-05-07
PT66185A (fr) 1977-03-01

Similar Documents

Publication Publication Date Title
PT64985A (fr) Procede pour la polymerisation d'olephines
FR2458561B1 (fr) Procede pour la polymerisation d'ethylene
FR2342306A1 (fr) Procede ameliore de polymerisation ionique de l'ethylene sous haute pression
FR2453868B1 (fr) Procede de polymerisation de l'ethylene
PT66358B (fr) Procede perfectionne de polymerisation l'ethylene sous haute pression
FR2461726B1 (fr) Procede continu pour la preparation de copolymeres et terpolymeres d'acrylamide par polymerisation en solution
BE869428R (fr) Procede ameliore de polymerisation ionique de l'ethylene sous haute pression
FR2320955A1 (fr) Procede pour la polymerisation d'alcenes-1
BE851111A (fr) Procede ameliore pour la polymerisation des alpha-mono-olefines
BE849851A (fr) Procede de polymerisation de l'xi-caprolactame
BE856848A (fr) Procede d'abaissement rapide de la pression dans des installations de polymerisation d'ethylene haute pression
BE842265A (fr) Procede de preparation de polyethylene haute pression
FR2308645A1 (fr) Procede ameliore de polymerisation radicalaire de l'ethylene
FR2500458B1 (fr) Procede de polymerisation de l'ethylene
BE838725A (fr) Procede perfectionne de polymerisation de l'ethylene
BE850773A (fr) Procede de preparation de dispersions de polymeres d'ethylene sous haute pression
BE855803A (fr) Procede perfectionne pour la polymerisation du chloroprene
FR2320956A1 (fr) Procede pour la polymerisation d'alcenes-1
RO75667A2 (fr) Procede pour la polymerisation d'acrylamide
RO76035A2 (fr) Procede pour la polymerisation d'ethylene au haute pression
FR2314202A1 (fr) Procede pour la polymerisation des a-olefines
FR2313402A1 (fr) Procede de preparation de polyethylene haute pression
RO72212A2 (fr) Procede pour la polymerisation d'isoprene
BE876015A (fr) Procede de polymerisation de butadiene-1,3
RO67971A2 (fr) Procede pour la polymerisation d'ethylene

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC. CHIMIQUE DES CHARBONNAGES

Effective date: 19870228