DE3371207D1 - Method of preparing low-density ethylene copolymers - Google Patents

Method of preparing low-density ethylene copolymers

Info

Publication number
DE3371207D1
DE3371207D1 DE8383830112T DE3371207T DE3371207D1 DE 3371207 D1 DE3371207 D1 DE 3371207D1 DE 8383830112 T DE8383830112 T DE 8383830112T DE 3371207 T DE3371207 T DE 3371207T DE 3371207 D1 DE3371207 D1 DE 3371207D1
Authority
DE
Germany
Prior art keywords
sub
solid
ethanol
product
sup
Prior art date
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
DE8383830112T
Other languages
English (en)
Inventor
Renzo Invernizzi
Ferdinando Ligorati
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.)
Enichem Anic SpA
Original Assignee
Anic SpA
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 Anic SpA filed Critical Anic SpA
Application granted granted Critical
Publication of DE3371207D1 publication Critical patent/DE3371207D1/de
Expired legal-status Critical Current

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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymerisation Methods In General (AREA)
DE8383830112T 1982-06-10 1983-06-03 Method of preparing low-density ethylene copolymers Expired DE3371207D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21805/82A IT1151627B (it) 1982-06-10 1982-06-10 Procedimento per la preparazione di copolimeri dell'etilene con basso valore delle densita'

Publications (1)

Publication Number Publication Date
DE3371207D1 true DE3371207D1 (en) 1987-06-04

Family

ID=11187083

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383830112T Expired DE3371207D1 (en) 1982-06-10 1983-06-03 Method of preparing low-density ethylene copolymers

Country Status (12)

Country Link
US (1) US4481342A (de)
EP (1) EP0097131B1 (de)
JP (1) JPS5956411A (de)
AT (1) ATE26846T1 (de)
CA (1) CA1203050A (de)
DE (1) DE3371207D1 (de)
ES (1) ES8503359A1 (de)
FI (1) FI75580C (de)
GR (1) GR81323B (de)
IT (1) IT1151627B (de)
NO (1) NO161861C (de)
PT (1) PT76817B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4754007A (en) * 1985-03-08 1988-06-28 Enron Chemical Company Copolymerization of ethylene
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
IT1227054B (it) * 1988-09-09 1991-03-14 Enichem Anic Spa Componente di catalizzatore per laproduzione di poliolefine ad altissimo peso molecolare.
IT1230134B (it) * 1989-04-28 1991-10-14 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine.
US5221651A (en) * 1989-04-28 1993-06-22 Himont Incorporated Component and catalysts for the polymerization of olefins
JP2879347B2 (ja) * 1989-10-02 1999-04-05 チッソ株式会社 オレフィン重合用触媒の製法
FR2654431B1 (fr) * 1989-11-16 1993-07-23 Atochem Support de catalyseur pour la polymerisation des olefines - procede de fabrication du support et catalyseur obtenu a partir de ce support.
US6172173B1 (en) 1991-01-18 2001-01-09 The Dow Chemical Company Silica supported transition metal catalyst
US5231151A (en) * 1991-01-18 1993-07-27 The Dow Chemical Company Silica supported transition metal catalyst
US6747113B1 (en) 1991-01-18 2004-06-08 The Dow Chemical Company Silica supported transition metal catalyst
IT1262935B (it) * 1992-01-31 1996-07-22 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione di olefine
IT1256647B (it) * 1992-12-11 1995-12-12 Montecatini Tecnologie Srl Procedimento per la preparazione di (co) polimeri a larga distribuzione di pesi molecolari dell'etilene.
IT1256648B (it) * 1992-12-11 1995-12-12 Montecatini Tecnologie Srl Componenti e catalizzatori per la polimerizzazione delle olefine
ATE328912T1 (de) * 2001-06-20 2006-06-15 Borealis Tech Oy Herstellung eines katalysatorbestandteils zur olefinpolymerisation
KR101167538B1 (ko) * 2003-05-29 2012-07-20 바셀 폴리올레핀 이탈리아 에스.알.엘 촉매 성분의 제조 방법 및 그로부터 수득된 성분들
DE102004006113A1 (de) * 2004-02-06 2005-08-25 Basell Polyolefine Gmbh Verfahren zur Herstellung von Trägern für Katalysatoren
ES2724954T3 (es) * 2014-09-01 2019-09-18 Basell Poliolefine Italia Srl Aductos de dicloruro de magnesio y etanol, y componentes catalizadores obtenidos de estos

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE755185A (fr) * 1969-08-22 1971-02-24 Hoechst Ag Procede de polymerisation d'alpha-olefines
US3953414A (en) * 1972-09-13 1976-04-27 Montecatini Edison S.P.A., Catalysts for the polymerization of olefins to spherically shaped polymers
IT969340B (it) * 1972-09-13 1974-03-30 Montedison Spa Catalizzatori per la polimerizza zione delle olefine a polimeri in forma sferica
JPS52104593A (en) * 1976-03-01 1977-09-02 Mitsui Petrochem Ind Ltd Polymerization of olefins
IT1098272B (it) * 1978-08-22 1985-09-07 Montedison Spa Componenti,di catalizzatori e catalizzatori per la polimerizzazione delle alfa-olefine
JPS603324B2 (ja) * 1978-12-28 1985-01-28 三井化学株式会社 エチレン共重合体の製造方法
US4293673A (en) * 1978-12-28 1981-10-06 Union Carbide Corporation Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization
US4347162A (en) * 1981-03-06 1982-08-31 Euteco Impianti S.P.A. Catalyst for the polymerization of alpha-olefins
IT1136627B (it) * 1981-05-21 1986-09-03 Euteco Impianti Spa Catalizzatore supportato per la polimerizzazione di etilene

Also Published As

Publication number Publication date
IT1151627B (it) 1986-12-24
US4481342A (en) 1984-11-06
ES523109A0 (es) 1985-03-01
ES8503359A1 (es) 1985-03-01
JPS5956411A (ja) 1984-03-31
FI75580C (fi) 1988-07-11
NO161861C (no) 1989-10-04
NO161861B (no) 1989-06-26
GR81323B (de) 1984-12-11
NO832120L (no) 1983-12-12
FI832062A0 (fi) 1983-06-08
JPH0449565B2 (de) 1992-08-11
IT8221805A0 (it) 1982-06-10
CA1203050A (en) 1986-04-08
PT76817B (en) 1986-02-04
FI832062L (fi) 1983-12-11
ATE26846T1 (de) 1987-05-15
FI75580B (fi) 1988-03-31
EP0097131B1 (de) 1987-04-29
EP0097131A1 (de) 1983-12-28
PT76817A (en) 1983-07-01

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: ENICHEM BASE S.P.A., PALERMO, IT

8328 Change in the person/name/address of the agent

Free format text: MITSCHERLICH, H., DIPL.-ING. GUNSCHMANN, K., DIPL.-ING. KOERBER, W., DIPL.-ING. DR.RER.NAT. SCHMIDT-EVERS, J., DIPL.-ING. MELZER, W., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ENICHEM ANIC S.P.A., PALERMO, IT

8328 Change in the person/name/address of the agent

Free format text: MITSCHERLICH, H., DIPL.-ING. GUNSCHMANN, K., DIPL.-ING. KOERBER, W., DIPL.-ING. DR.RER.NAT. SCHMIDT-EVERS, J., DIPL.-ING. MELZER, W., DIPL.-ING., PAT.-ANWAELTE SCHULZ, R., DIPL.-PHYS. DR.RER.NAT., PAT.- U. RECHTSANW., 8000 MUENCHEN