PT66185A - 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
PT66185A
PT66185A PT66185A PT6618577A PT66185A PT 66185 A PT66185 A PT 66185A PT 66185 A PT66185 A PT 66185A PT 6618577 A PT6618577 A PT 6618577A PT 66185 A PT66185 A PT 66185A
Authority
PT
Portugal
Prior art keywords
ethylene
high pressure
improved method
ionic polymerization
ionic
Prior art date
Application number
PT66185A
Other languages
English (en)
French (fr)
Other versions
PT66185B (fr
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 PT66185A publication Critical patent/PT66185A/pt
Publication of PT66185B publication Critical patent/PT66185B/pt

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)
PT66185A 1976-02-25 1977-02-11 Procede ameliore de polymerisation ionique de l'ethylene sous haute pression PT66185B (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 (2)

Publication Number Publication Date
PT66185A true PT66185A (fr) 1977-03-01
PT66185B PT66185B (fr) 1978-07-11

Family

ID=9169590

Family Applications (1)

Application Number Title Priority Date Filing Date
PT66185A PT66185B (fr) 1976-02-25 1977-02-11 Procede ameliore de polymerisation ionique de l'ethylene sous haute pression

Country Status (16)

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

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
DE3027885A1 (de) * 1979-07-24 1981-02-12 Mitsubishi Petrochemical Co Polymerisation von ethylen
JPS56161406A (en) * 1980-05-17 1981-12-11 Mitsubishi Petrochem Co Ltd Polymerization of ethylene
JPS56161407A (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
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
NL162661B (nl) * 1968-11-21 1980-01-15 Montedison Spa Werkwijze om een katalysator te bereiden voor de poly- merisatie van alkenen-1.
ZA707173B (en) * 1969-10-24 1971-09-29 Mitsui Petrochemical Ind Process for the polymerization of olefins and catalyst therefor
SE402296B (sv) * 1971-04-20 1978-06-26 Montedison Spa Katalysator for polymerisation av olefiner erhallen genom omsettning av en organometallforening av aluminium med reaktionsprodukten mellan en organisk magnesiumhalid och en halogenerad titanforening
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
FR2202899B1 (pt) * 1972-10-13 1977-01-14 Ethylene Plastique Sa
FR2202897B1 (pt) * 1972-10-13 1976-05-21 Ethylene Plastique Sa
FR2202898B1 (pt) * 1972-10-13 1976-03-26 Ethylene Plastique Sa
FR2241569B1 (pt) * 1973-08-21 1979-03-02 Ethylene Plastique Sa

Also Published As

Publication number Publication date
NL7701954A (nl) 1977-08-29
ES456321A1 (es) 1978-01-16
NO148927B (no) 1983-10-03
NO148927C (no) 1984-01-11
NO770621L (no) 1977-08-26
FR2342306A1 (fr) 1977-09-23
IT1072665B (it) 1985-04-10
AT355802B (de) 1980-03-25
DE2708010A1 (de) 1977-09-01
FR2342306B1 (pt) 1980-05-30
ATA122977A (de) 1979-08-15
US4621124A (en) 1986-11-04
PT66185B (fr) 1978-07-11
CS207384B2 (en) 1981-07-31
LU76832A1 (pt) 1977-07-11
CA1077198A (en) 1980-05-06
BR7701113A (pt) 1977-10-18
JPS5919571B2 (ja) 1984-05-07
BE851644A (fr) 1977-08-22
JPS52103485A (en) 1977-08-30
GB1543103A (en) 1979-03-28

Similar Documents

Publication Publication Date Title
PT64985A (fr) Procede pour la polymerisation d'olephines
FR2458561B1 (fr) Procede pour la polymerisation d'ethylene
PT66185B (fr) Procede ameliore de polymerisation ionique de l'ethylene sous haute pression
FR2453868B1 (fr) Procede de polymerisation de l'ethylene
PT66358A (fr) Procede perfectionne de polymerisation l'ethylene sous haute pression
BE854432A (fr) Procede de polymerisation de la 2-pyrrolidone
IT1151011B (it) Metodo per la polimerizzazione di alfa-olefine
FR2461726B1 (fr) Procede continu pour la preparation de copolymeres et terpolymeres d'acrylamide par polymerisation en solution
BE851111A (fr) Procede ameliore pour la polymerisation des alpha-mono-olefines
FR2320955A1 (fr) Procede pour la polymerisation d'alcenes-1
BE869428R (fr) Procede ameliore de polymerisation ionique de l'ethylene sous haute pression
BE856848A (fr) Procede d'abaissement rapide de la pression dans des installations de polymerisation d'ethylene haute pression
FR2313400A1 (fr) Procede de preparation de polyethylene haute pression
IT1133856B (it) Metodo per la polimerizzazione di etilene
FR2500458B1 (fr) Procede de polymerisation de l'ethylene
PT65008B (fr) Procede ameliore de polymerisation radicalaire de l'ethylene
IT7927663A0 (it) Procedimento per la polimerizzazione di butene-1.
BE850970A (fr) Procede de polymerisation cationique l'alpha - pinene
BE838725A (fr) Procede perfectionne de polymerisation de l'ethylene
IT1134507B (it) Metodo per la polimerizzazione di alfa-olefine
RO75667A2 (ro) Procedeu pentru polimerizarea acrilamidei
BE850773A (fr) Procede de preparation de dispersions de polymeres d'ethylene sous haute pression
BE861062A (fr) Procede pour la polymerisation de composes mono-olefiniques et diolefiniques
RO72212A2 (ro) Procedeu de polimerizare a izoprenului
BE851487A (fr) Procede de preparation de polyethylene haute pression